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revision 1.730 by cnh, Wed Oct 11 19:30:01 2006 UTC revision 1.1109 by jmc, Thu May 28 23:38:58 2009 UTC
# Line 4  $Name$ Line 4  $Name$
4      Notes on tags used in MITgcmUV      Notes on tags used in MITgcmUV
5      ==============================      ==============================
6    
7    o change tiling of global_ocean.cs32x15 (12 tiles, 32x16) and generate
8      new output (all 4 tests) using default rotationPeriod.
9    o Fix computations of L4rdt in mom_calc_visc.F
10    o eesupp:
11      new S/R ALL_PROC_DIE (like EEDIE, without irrelevant threads err msg):
12      should be called before a "stop" if we know that all process are going
13      to stop; if one Proc does call this S/R, will hang in MPI_FINALISE.
14    
15    checkpoint61o
16    o pkg/exch2: change check_depths to issue just a warning (instead of error+stop)
17    o model/src/ini_curvilinear_grid.F:
18       compute angleSin/CosC when they are not read from a file
19    o pkg/seaice:
20       add pseudo time stepping for LSOR
21    o pkg/exch2:
22       temporary fix for exch2_s3d_rx; update results of exp. hs94.cs-32x32x5.impIGW
23    o pkg/seaice:
24       Adding separate sea ice albedo, drag coefficients, and HO in Southern
25       Ocean from those in Arctic Ocean.  See *_south in SEAICE_PARAMS.h
26    o SingleCpuIO:
27       fix bug put before chkp61n (May 11), when more than 2 MPI cpu are used.
28    o pkg/seaice:
29       put exchanged variable in (local) common block for MPI+Multi-Threads
30       to work (necessary with exch1, and for now with exch2 too).
31    o verification: to get more experiments tested with mpi, mth and mpi+mth,
32      change tiling of:
33       aim.5l_Equatorial_Channel, aim.5l_LatLon, dome, exp4, global_ocean.90x40x15,
34       hs94.cs-32x32x5, MLAdjust, offline_exf_seaice & tutorial_plume_on_slope
35      update output of exp:
36       exp4, global_ocean.90x40x15(+.dwslp), MLAdjust(all 5),
37       tutorial_plume_on_slope and hs94.cs-32x32x5 (use default rotationPeriod)
38      + ideal_2D_ocean: use default rotation period + test Global_Sum_SINGLECPU
39                       (note: output.txt generated on faulks using only 1 tile)
40    o eesupp & mdsio (SingleCpuIO):
41     - remove MISSING_TILE_IO (from MDSIO_OPTIONS.h), replaced by run-time
42       parameter "W2_useE2ioLayOut" (read from file "data.exch2").
43       Note: was not effective for globalFile & useSingleCpuIO=F; now fixed.
44     - move MDSIO_SCPU.h (pkg/mdsio) to EEBUFF_SCPU.h (eesupp/inc).
45     - fix GLOBAL_SUM_SINGLECPU when using Exch2; re-use same buffers and same
46       gather/scatter S/R as with SingleCpuIO (=> 1 less 2D global RL array).
47    o pkg/exch2:
48     - new code to set-up W2-Exch2 topology (replace matlab-topology-generator):
49       read parameter file "data.exch2" if it exists; otherwise try default regular
50       cube without blank-tile; new header file "W2_EXCH2_SIZE.h";
51     - update matlab-topology-generator (exch2_setup_cs6_print.m) to be compatible
52       with new code (not to be used, just as a backup solution).
53     - add examples (e.g., for lat-lon-cap_120) of parameter file "data.exch2"
54       in utils/exch2/input.
55    
56    checkpoint61n
57    o eesupp & mdsio (SingleCpuIO):
58      - move mapping to global io-buffer inside gather_2d/scater_2d: this save
59        memory (1 less 2D global RL array); skip 1 buffer copy; and only send/
60        receive real*4 array (instead of real*8) to read/write 32.bit files.
61        (new template for gather_2d/scater_2d, new set of S/R MDS_PASS_R4,8toRL,S
62         and remove new mapping S/R)
63    o pkg/mdsio: in preparation for topology-generator within pkg/exch2:
64      - Change declaration of SingleCpuIO buffer, reduced to only 1 dim.:
65        xyBuffer_size, which is set to W2_ioBufferSize from W2_EXCH2_PARAMS.h
66        when using exch2. Add S/R to map global io-buffer to global model array.
67      - uses exch2_global_Nx,y instead of exch2_domain_nxt,nyt.
68    
69    checkpoint61m
70    o write_utils : change WRITE_1D_R8 to WRITE_1D_RL
71      and add 3 other S/R for other types (R4,R8,RS).
72      Change calls to WRITE_0D/1D_R[4,8,S,L] to match the type of argument.
73    o eesupp/inc/CPP_EEMACROS.h (EXCH & GLOBAL_SUM/MAX macros):
74     - ensure suffix (_R4,_R8,_RS,_RL) correspondance between macro and S/R ;
75     - reduce number of macro definitions (keep only those which are used);
76       can always call directly the corrresponding S/R if needed.
77     - everywhere in the code: change macros (EXCH & GLOBAL_SUM/MAX) suffix
78       _R4/_R8 to _RS/_RL when applied to _RS/_RL variable.
79     Fixed wrong type of arg in:
80       atm2d/put_ocnvars.F cheapaml/cheapaml.F ocn_compon_interf/ocn_apply_import.F
81       ctrl/ctrl_map_ini_ecco.F seaice/seaice_do_diags.F seaice/seaice_model.F
82     To fix: global_sum of var in common block is wrong (multi-threaded) in:
83       dic/dic_atmos.F ebm/ebm_area_t.F ebm/ebm_zonalmean.F sbo/sbo_calc.F
84     To fix: aim_v23/aim_do_co2.F (BARRIER & GLOBAL_SUM within bi,bj loops)
85    o adjustment.cs-32x32x1: test "blank tiles" when compiling with mpi; 2nd
86      "nlfs" mpi test is going to stop when checking for unconnected tile egdes.
87    o eesupp/src: new S/R to stop everyone when 1 (or more) Proc. find an error
88    o pkg/exch2: new S/R EXCH2_CHECK_DEPTHS to check that unconnected tile
89      edges are closed (zero depth); might happen with "blank tiles";
90      for now, disabled if using OBCS.
91    o tools/gemake2: delete modifs from March 27-29 2009 (with option "-mpi":
92      link *_mpi files from "MODS" dir) to return to a strait-forward behavior.
93    o move read_write.F to write_utils.F ; new parameter (maxLengthPrt1D)
94      to reduce length of 1.D array print in STDOUT.
95    o adjustment.cs-32x32x1: changed to oceanic test with 1 continent
96      + use 48 tiles (16x8): this will allow to test "blank tiles".
97    o start to test MPI + multi-threaded (change testreport to skip tests
98      where number of tiles do not match).
99    o genmake2: add option "-omp" to turn on Open-MP ;
100      passed to testreport (if using -mth) ; merge few (*+mth) optfiles.
101    o pkg/exch2 (+ utils/exch2): ignore blank tiles (instead of removing them)
102      and keep the original tile numbering. Note: compatible with old
103      W2_EXCH2_TOPOLOGY.h & w2_e2setup.F topology files.
104    
105    checkpoint61l
106    o Overlaps had been forgotten in calculating ijk keys : fixed
107    o fix cyrus makedepend for gcc 4.4
108    o experiment fizhi-cs-aqualev20:
109      switching to new version of S/R GETPWHERE (#define TRY_NEW_GETPWHERE)
110      and generate new output. Note: new output is much closer to the old
111      one (v1.8) generated with pgf77 -O2 on Mar 14 2007 than it is from
112      the previous one (v1.9) generated with pgf77 -O0 on Jun 13 2007.
113    o pkg/fizhi:
114     - change to avoid indices going deliberately over array-bounds
115     - remove unnecessary MPI stuff
116     - perpetual spring equinox with "#define FIZHI_USE_FIXED_DAY"
117     - new version of S/R GETPWHERE available with #define TRY_NEW_GETPWHERE:
118       does not go over array-bounds and therefore returns reliable output.
119     - in fizhi_driver.F & fizhi_turb.F, fix "get_alarm" calls:
120       this S/R has 4 output arguments, which are used inside "get_alarm";
121       when it is called with the same variable "ndum" in place of several
122       output arguments, this produces weird side effect inside "get_alarm"
123      (e.g., datein=dates(n) is overwritten by timein=times(n) since both
124       datein & timein, resp. 2nd and 3rd arg., are pointed to the same "ndum"
125       address) and produces error.
126    o tools/gemake2: (March 27-29 2009)
127      with option "-mpi": link *_mpi files from "MODS" dir (this is what
128      testreport does).
129    o lab_sea experiment: change from 2x1 tiles to 2x2 tiles and regenerate output
130    o pkg/seaice: fix bug in new version of S/R SEAICE_LSR.F:
131       update lab_sea.lsr & lab_sea.salt_plume results
132    o pkg/seaice:
133      Major overhaul of the LSOR solver: change discretization from original
134      finite differences to finite volume. The old routine is still in the
135      file seaice_lsr.F and can be turned on with the CPP-flag
136      SEAICE_OLD_AND_BAD_DISCRETIZATION
137      Along with this change, the discretization of the strain rates is changed.
138      The same flag turns on the old discretization in seaice_calc_strainrates.F
139      All verification experiments with seaice are affected (except for
140      seaice_exf_offline); global_ocean.cs32x15/input.icedyn recovers the old
141      results by setting the above flag.
142      Further changes involve changes in defaults:
143      - ALLOW_FLOODING is defined and turned on by default
144      - SEAICEadvSnow = .true. is now the default
145      - SEAICEadvSalt = .true. is now the default
146      - SEAICEadvAge  = .true. is now the default
147      - SEAICE_clipVelocities  = .false. is now the default
148                                         (as per J. Zhang's recommendation)
149      - B-grid, and thus not tested: SEAICE_TEST_ICE_STRESS_1/EXPLICIT_SSH_SLOPE
150        is defined, SEAICE_TEST_ICE_STRESS_1 is renamed into SEAICE_BICE_STRESS
151      - seaice_growth: replace computation of UG by a simple copy from wspeed
152    
153    checkpoint61k
154    o pkg/seaice: a few bug fixes mostly concerning the metric terms:
155      seaice_lsr: fixed a few metric terms,
156                  affects lab_sea.lsr, lab_sea.salt_plume, seaice_obcs
157                  add more debugging diagnostics
158      seaice_evp: removed superfluous many metric terms of FV discretization
159                  of stress divergence
160                  affects lab_sea, lab_sea.hb87
161      seaice_ocean_stress: removed superfluous many metric terms of FV discretization
162                  of stress divergence for non-evp solver
163                  (this part is not tested anywhere)
164      seaice_calc_strainrates: fixed a bug in no-slip boundary conditions,
165                  they were effectively only half slip
166                  affects lab_sea.hb87
167      updated all relevant verification experiments (except lab_sea//output_adm.txt
168        which was left over, but fails at level 7 & 6)
169    
170    checkpoint61j
171    o pkg/seaice: turn a few hard wired parameters into run time parameters
172    o pkg/seaice/exf/monitor: turn netcdf coordinate variable T into model
173      time in seconds as promised by the usints in seaice_monitor and exf_monitor
174    o pkg/mnc: fix the coordinate variables for multi-tile curvi-linear grids
175      that are not cubed-sphere grids
176    o pkg/seaice: fix a bug for the rare case of SEAICE_VECTORIZE_LSR
177    o pkg/ctrl:
178      fix bug in ctrl_depth_ini.F (EXCH_XYZ was applied to 2-D field xx_r_low)
179    o non-hydrostatic (calc_gw.F):
180      fix viscA4 on CS-grid + fix diagnostics: Wm_Diss & Wm_Advec
181      update output of exp. global_ocean.cs32x15.viscA4
182    o remove backward compatibility for thetaMin,phiMin
183      (replaced by xgOrigin,ygOrigin on Jan 27, 2009)
184    o pkg/exf: fix a serious bug in exf_set_uv.F: do a rotation of the
185      interpolated wind field not only for curvilineargrid=.true., but also
186      for a rotated grid (rotateGrid=.true.)
187    o pkg/exf: add capability to bypass interpolation for runoff
188      by setting yet another CPP-flag
189    o eesupp/src, B-grid exchange:
190      add simple (6 tiles, non MPI) CS exch + standard interface S/R.
191    o autodiff
192      new CPP option ALLOW_TAMC_SINGLEPREC_COMLEV
193      allows to switch to single-prec common blocks;
194      corresponding switch occurs in tamc.h, integer isbyte
195      TAF store directivs "byte" and "kind" seem equivalent;
196      Most tamc.h have been updated correspondingly.
197    
198    checkpoint61i
199    o autodiff:
200      fix autodiff_sore/_restore indices for obcs
201      (spotted by I. Hoteit, M. Mazloff)
202    o pkg/autodiff, pkg/ctrl:
203      Add flag to reduce all tapelev I/O to single-prec.
204      In data.ctrl set
205        doSinglePrecTapelev = .TRUE.
206    o model/src/ini_curvilinear_grid.F, new grid-file format without EXCH2:
207      check in hack for SX8 compiler (for dxV, dyU); remove it afterwards.
208    o pkg/shelfice: fix bug with SHELFICEconserve flag, prepare for
209      real fresh water flux (not yet)
210    o pkg/mdsio & rw:
211     - add argument & option to S/R MDS_WRITEVEC_LOC (avoid Open/Close & write-meta)
212     - add simple interface S/R to MDS_WRITEVEC_LOC in pkg/rw: WRITE_GLVEC_RX.
213    o pkg/flt:
214     - replace FLT_INIT by 3-steps standard initialization S/R: readparms,
215       init_fixed & ini_varia.
216     - clean-up & simplify linear interpolation S/R:
217       move flt_bilinear.F -> flt_interp_linear.F ; add arg. myThid.
218     - fix some indices (mainly vertical index) ; add IMPLICIT NONE.
219     - more efficient I/O, using new options of MDS_WRITEVEC_LOC S/R.
220     - add vert. coordinate & horiz. indices to output files.
221     - change vertical position in initial condition, from index to depth [m].
222     - store horizontal (decimal) indices i,j in common block (instead of coord. x,y)
223       (easier to get to a curvilinear grid) ; delX,delY no longer used.
224    o pkg/ggl90: a few modifications:
225     - fix bottom boundary condition, and interpolation of KappaE
226       near top and bottom
227     - use same set of viscosity/diffusivity for TKE/momnetum/tracer
228     - add smoothing option as in Blanke and Delecluse (1993) (--> ALLOW_GGL90_SMOOTH)
229     - add a few options for mixing-length upper limit (--> mxlMaxFlag)  
230    o rename thetaMin,phiMin -> xgOrigin,ygOrigin
231      (maintain temporary backward compatibility, until next checkpoint)
232    
233    checkpoint61h
234    o pkg/diagnostics with "periodic averaging diagnostics":
235      fix S/R DIAGNOSTICS_COUNT ; hack diagnostics_out.F to get NetCDF output.
236    o pkg/my82: add missing "_d 0" ; update output of exp. vermix.my82
237    o pkg/obcs: fix loop ranges for balancing code
238    o pkg/flt:
239     - improve criteria for finding which tile owns a float.
240     - fix FLT_EXCH for case without MPI ; apply cyclic BC + fix also the MPI case.
241    o Add well-mixed CO2 box in aim_v23 (which includes changes in pkg
242      aim_compon_interf, ocn_compon_interf, gchem, and dic to get coupling
243      with ocean biogeo)
244    o pkg/flt:
245     - do some cleaning and fix the restart ;
246     - add output.txt in flt_example/results to get this pkg tested.
247    o genmake2: add an EXTENDED_SRC option and flag.
248       for now, cannot be turned on on command line (only through genmake_local)
249    o pkg/mdsio: read/write vector:
250     - singleCpuIO: fix RL/RS in MDSWRITEVECTOR by calling new S/R MDS_BUFFERtoRL/RS
251     - singleCpuIO=F: fix arrType & filePrec & _BYTESWAPIO in both MDSREADVECTOR
252       & MDSWRITEVECTOR by calling new S/R MDS_RD/WR_VEC_RL/RS.
253     - affects gradient of test-exp "bottom_ctrl_5x5" (not due to _BYTESWAPIO)
254      (drop to 4 digits matching for grad). But this test does not look very
255      reliable (was already failling on eddy, fc5, at 6.digits). Update output.
256    
257    checkpoint61g
258    o pkg/flt:
259      - move FLT_CPPOPTIONS.h to FLT_OPTIONS.h (standard name)
260       + make OPTIONS file more standard.
261      - rename S/R MDSREADVECTOR_FLT to FLT_MDSREADVECTOR (to mach src file name)
262      - fix _BYTESWAPIO CPP-Flag
263      - standard reading of file-parameter "data.flt"
264      - fix argument list of S/R FLT_RESTART
265      still need to fix _BYTESWAPIO in pkg/mdsio/mdsio_writevector.F
266    o pkg/obcs: fix a CPP-flag, bug reported by Jeff Blundell
267    o gather_2d.F/scatter_2d.F: suppress vectorisation on NEC SX in respond to
268      a still unfixed compiler/optimization bug
269    
270    checkpoint61f
271    o pkg/seaice, LSR solver: fix bug in GLOBAL_MAX calls ;
272      update results of global_ocean.cs32x15.icedyn test.
273    o move getcon.F from model/src to pkg/fizhi.
274    o pkg/exf: add parameter for extrapolation of temp up to the surface
275       and option to prevent negative evap (in bulk_largeyeager04 only).
276    o Prather Advection scheme: fix tracer conservation for divergent flow
277      (e.g., when using NonLin Free-Surface).
278    o kpp: retire KPPmld diagnostics --> use MXLDEPTH instead
279    o gmredi (Visbeck-variable-K):
280     - add more parameters to Visbeck-variable-K.
281     - use a 5 points average for dSigmaR in Visbeck-K calculation
282       (more "homogenous": same stencil and same weights as in dSigmaH)
283     - update output of ideal_2D_oce experiment.
284    o fix CPP-flag REAL4_IS_SLOW, when _RS expands into real*4
285      (#undef REAL4_IS_SLOW)
286     - pkg/mnc/mnc_cw_cvars.F: write _RS-grid variable as netcdf-real*4
287       coordinate variable
288     - pkg/monitor/monitor.F: call mon_printstats_rs for _RS variables
289       (surface forcing fields), removes some of the functionality
290     - model/src/write_grid.F: write _RS variables as RS-netcdf variables
291     - model/src/diags_oceanic_surf_flux.F: fix a few diagnostics, but
292       probably not all: copy _RS surface flux fields to RL field before
293       calling DIAGNOSTICS_FILL
294     - model/inc/CPP_EEMACROS.h: make the _EXCH_*_RS macros expand into
295       real*4 (CALL EXCH_*_RS) versions.
296     - tested in 2 experiments: inverted_barometer & solid-body.cs-32x32x1
297       (generate new output).
298    
299    checkpoint61e
300    o gmredi (Visbeck-variable-K):
301      - fix the "OLD_VISBECK_CALC" option + move the #undef to GMREDI_OPTIONS.h
302      - change computation of Visbeck-K where Slope > Smax :        
303        now: N*min(Slope,Smax) (similar to OLD_VISBECK_CALC with gkw91 taperFct)
304        previously was: M*sqrt(min(Slope,Smax)) ; update ideal_2D_oce output.
305    o bottom-drag in P-coord.: change units of bottomDragLinear & bottomDragQuadratic
306      to be the same as with Z-coord. (i.e., m/s & no-units respectively).
307    o calc_viscosity: fix index range (was wrong for CD-Scheme & explicit Visc)
308    o pkg gmredi, linear & fm07 tapering: put an upper limit on Slope^2 so that Kwz
309      does not become too large (to avoid precision problems in implicit-diffusion
310      solver); update ideal_2D_oce output.
311    o pkg ggl90:
312      - in ggl90_cal.F: compute only one set of visc/diff, used to
313        step forward TKE/T/S/momentum
314      - default value of GGL90viscMax/GGL90diffMax larger and equal (to
315        have Prandlt =1)
316    o gmredi (fm07):
317      - add lower limit on Transition layer thickness + lower limit on 1/lambda
318      - allow to set few more params from data.gmredi
319    o pkg ggl90:
320          - add missing sqrt(2) factor in computation of mixing length
321            scale in ggl90_calc.F
322            (see Eq. (2.35) in Blanke and Delecluse, JPO, 1993)
323    
324    checkpoint61d
325    o adjoint modifs
326      - adapt to new field rhoInSitu
327      - allow to revert from StoreDynVars2D, StoreDynVars3D
328        to individual fields
329        (switches AUTODIFF_USE_OLDSTORE_2D, AUTODIFF_USE_OLDSTORE_3D)
330    o store 3-D (in-situ) density in commom block (DYNVARS.h)
331     - save 1 rho computation.
332     - no longer modify T & S inland when using down_slope pkg.
333    o gad_som : allow to switch to SOM advection for T & S without corresponding
334      pickup files (using new S/R: MDS_CHECK4FILE).
335    o keep removing _BEGIN/_END_MASTER between MDSIO S/R call
336      (for useSingleCpuIO to work in multi-threaded)
337    o pkg/shelfice:
338     - disentangle parameters: retire shelfIceFile in data/PARM05 and substitute
339       with SHELFICEtopoFile in data.shelfice
340     - move code for reading ice shelf topography and modifying hFacC into separate
341       subroutines of the shelfice package
342     - separate initialisation of "fixed" and "variable" variables
343     - kTopC is not (yet) replaced by kSurfC, although this is possible
344    o fix broken diagnostic SIatmFW and changed the units from m/s to kg/m^2/s
345    o add initialisation of deepFac if using Pcoords (new S/R set_grid_factors)
346      and rename:
347      ini_phiref.F          --> set_ref_state.F  (+ set anelastic factors)
348      ini_reference_state.F --> load_ref_files.F (- set anelastic factors)
349    o change FIND_RHO_SCALAR : return rho (instead of rho - rhoConst)
350    
351    checkpoint61c
352    o add option ALLOW_ADDFLUID and run-time selector "selectAddFluid"
353      to add mass source/sink of fluid in the interior (3-D generalisation
354      of oceanic real-fresh water flux).
355    o pkg/monitor: fix recip_dr argument in mon_advcflw2 call (-> advcfl_W_hf_max)
356    o vermix test experiment: switch from LINEAR EOS to MDJWF (not tested before)
357    o new pkg: down_slope
358      density-driven downsloping flow parameterisation (Tellus, 1999, 412-430).
359      - presently, modify T & S inland (dwnslp_calc_rho.F).
360        can be avoided if rho was stored in common bloc and used in calc_phi_hyd.
361      - implementation for ocean in P-coords not tested.
362      - add secondary test to global_ocean.90x40x15 (input.dwnslp) to check this pkg.
363    o move kSurfC,kSurfW & kSurfS from SURFACE.h to GRID.h (next to kLowC)
364      (to facilitate conversion of oceanic pkg to p-coordinate).
365    o change FIND_RHO to FIND_RHO_2D :
366      pass arguments tFld & sFld as local (tile) 2D-arrays ; +fix EOS_CHECK.
367    o new pkg: cheapaml
368    
369    checkpoint61b
370    o exch2:
371      change index bounds in rx2_cube exchanges (new S/R: EXCH2_GET_UV_BOUNDS)
372      - no longer depend on the order sequence (N,S,E,W).
373      - 3rd exchange no longer needed (tested with 24 tiles).
374      - same modif to hand-written adjoint S/R (global_ocean.cs32x15: zero diff)
375      - exch_UV_A-grid readily available (but not yet tested).
376      comment out 3rd exch call and remove copy of V to U at SE & NE face-corners
377      (both are no longer needed) in exch_uv: no effect in forward run; but
378       get truncation error differences with adjoint exch.
379    o exch2:
380     - change index-bounds storage (moved from target to local tile,
381       more intuitive this way) ; rename/remove some variables.
382     - change utils/exch2/matlab-topology-generator & code_mods accordingly.
383    
384    checkpoint61a
385    o exch2/matlab-topology-generator:
386      fix bug in index bounds for N-S internal exchange (hard to tell if this
387      had any effect on the solution).
388    o pkg/mnc: small fix in mnc_handle_err: make sure that length of msgbuf
389      is exceeded
390    o testreport: modify syntax of awk, so that it works also with
391      awk, and not only with nawk and gawk
392    
393    checkpoint61
394    o autodiff
395      Change default for TAF usage by removing argument '-nonew_arg'
396      This changes TAF subroutine argument list (ordering of active var.)
397      Omission of this flag leads to incompatibility w.r.t. TAMC
398      To restore TAMC-compatibility, need following modifs:
399      * use adoptfile tools/adjoint_options/adjoint_tamc_compatibility
400      * use CPP option #define AUTODIFF_TAMC_COMPATIBILITY
401      Tested TAF version is 1.9.22
402      N.B.: exch2 hand-written adjoint code currently not TAMC compatible
403    
404    checkpoint60
405    --->>> This is the last checkpoint for which generating the adjoint
406    --->>> is done via the TAMC-compatibility TAF-flag "-nonewarg"
407    --->>> by default.
408    --->>> Future checkpoints will ommit this flag by default.
409    o pkg/generic_advdiff, os7mp: simplify and avoid division by zero.
410    o pkg/grdchk: Add gradient check to etan0 perturbations.
411    o pkg/exf: read ice area from file (#ifdef ALLOW_ICE_AREAMASK).
412    o pkg/autodiff: more flexibility in zeroadj.
413      model/src: modifying do_oceanic_phys.F accordingly.
414    o pkg/ctrl: Bounds for (kapgm,kapredi,eddypsi) parameter estimation.
415    o model/src and pkg/gmredi: GMREDI_WITH_STABLE_ADJOINT CPP option
416      special setup of gmredi for which the adjoint is stable
417      enough for parameter optimization.
418    o bridging the gap between eddy stress and GM.
419      -> eddyTau is replaced with eddyPsi (eddyTau = f x rho0 x eddyPsi)
420          along with a change in CPP option (now ALLOW_EDDYPSI).
421      -> when using GM w/ GM_AdvForm:
422          The total eddy streamfunction (Psi = eddyPsi + K x Slope)
423          is applied either in the tracer Eq. or in momentum Eq.
424          depending on data.gmredi (intro. GM_InMomAsStress).
425      -> ALLOW_EDDYPSI_CONTROL for estimation purpose.
426      The key modifications are in model/src/taueddy_external_forcing.F
427      pkg/gmredi/gmredi_calc_*F pkg/gmredi/gmredi_*transport.F
428    
429    checkpoint59r
430    o new S/R (pkg/mdsio/mdsio_facef_read.F) reading of sNx+1 x sNy+1 array
431      from per-face file (take S/R READSYMTILE_RS out of ini_curvilinear_grid.F);
432      fix option to read coriolis(@ cell-corner) from files with CS-grid.
433    o pkg/mnc: add some attributes to standard 1D-coordinate variables
434    o pkg/diagnostics: enforce missing_value attribute for scalar variables at
435      mass points, when using mnc for output
436      - add runtime parameter (missing_value, missing_value_int) to override
437        default (which is the value of getcon('UNDEF'))
438    o pkg/mnc: prepare mnc for the actual use of missing values with the
439      diagnostics package: small fix in mnc_cw_readwrite.template and more
440      initialisation of never used fields
441      - replace mnc_common.h and mnc_id_header.h with corresponding upper case
442      versions
443    o pkg/thsice/thsice_ini_vars.F added default initial values so that
444      thermodynamics sea ice solver does not blow up when some initial fields
445      are missing.
446    o move from external_forcing_surf.F to ini_forcing.F
447      the p-coord. hack consisting in using pLoad to set phi0surf ;
448      update output of tutorial_global_oce_in_p (affected @ truncation level).
449    o Freshen up a bit hs94.1x64x5, notably:
450      remove rotationPeriod and tRef=5*0. (adjoint only), and add
451      exactConserv=.TRUE.
452    o pkg/generic_advdiff:
453      change option GAD_ALLOW_SOM_ADVECT to GAD_ALLOW_TS_SOM_ADV which only
454      applies to files where Temperature & Salinity 2nd Order moments are used.
455    o pkg/ptracers: add second-order moment advection schemes (80 and 81);
456      this uses a dynamically allocated internal state data structure
457      (#define PTRACERS_ALLOW_DYN_STATE in PTRACERS_OPTIONS.h)
458      and requires a fortran 90 compiler
459    
460    checkpoint59q
461    o pkg/mom_vecinv: Add energy & enstrophy conserving scheme (selectVortScheme=3)
462       (from Sadourny, described by Burridge & Haseler, ECMWF Rep.4, 1977)
463    o Refresh tutorial_global_oce_biogeo, notably:
464      - change bathymetry (put back seamounts in ACC, use hFacs)
465      - change EOS (POLY3 --> JMD95Z)
466      - use Bryan-Lewis vertical diffusivity
467      - use multidimensional advection
468      - remove old virtual virtual in dic pkg, now done through ptracer pkg
469      - change a couple of parameters in dic pkg
470    o pkg/ctrl: change formula in adctrl_bound.F and add a parameter to ctrl_map_ini_gen.F
471    o pkg/obcs: change default to OBCSfixTopo = .true.,
472      - set OBCSfixTopo=.false. in exp4/input/data.obcs to reproduce old result
473      - replace "debugMode" with "debugLevel .GE. debLevB"
474    o implementation of TAF directives for gchem,cfc,dic
475    o remove "exp5" (replaced by tutorial_deep_convection).
476    o pkg/obcs: add code to fix topography gradients normal to open boundaries;
477      this requires computing the index fields OB_Jn/Js/Ie/Iw in obcs_readparms;
478      the code can be turned on by setting OBCSfixTopo = .true. in data.obcs
479      --> changes results in exp4, seaice_obcs
480    o tutorial_deep_convection :
481      update the set-up and increase resolution and domain size ; start
482      from pseudo initial conditions = output at t=120mn in order to see
483      something happening when running testreport.
484    o pkg/seaice: add os7mp as an advection scheme
485                  add check for advection schemes
486                  add a flag for restoring T and S underneath sea ice
487    o pkg/my82: add netcdf-support and diagnostics
488    o thsice pkg:
489      - Now hsMax limits snow height by turning it into ice following
490        flooding scheme (and now conserving energy)
491      - Slight rewriting of the formula in thsice_calc_thick.F
492      - Parameter rhowi eliminated to be replaced by floodFac = (rhosw-rhoi)/rhos
493      --> changes results of global_ocean.cs32x15.icedyn and global_ocean.cs32x15.thsice
494    
495    checkpoint59p
496    o gchem / dic / cfc :
497      - add useDIC, useCFC , read from "data.gchem" (& hold in GCHEM.h);
498      - add new parameter files: "data.dic" & "data.cfc" ;
499      - various re-arrangement in initialisation & header file ;
500      - fix tutorial_global_oce_biogeo for multi-threaded test.
501    o pkg/dic: test for "pickup_dic" file when restarting ;
502      if no pickup-file, can restart with a re-initialised pH (same as it did
503      before) providing pickupStrictlyMatch is set to False.
504    o change argument list of S/R PTRACERS_WRITE_PICKUP & MYPACKAGE_WRITE_PICKUP
505      + fix call to S/R GGL90_WRITE_PICKUP & DIC_WRITE_PICKUP
506    o add a "warning" (to Error msg file) when an Active Tracer is not using AB-2
507      and staggerTimeStep is off (needed for stability of Internal-wave dynamics).
508    o move out of PARAMS.h & data the last pieces of old-ptracer code: tauTr1ClimRelax,
509     & lambdaTr1ClimRelax ; put those 2 params in PTRACERS_PARAMS.h & data.ptracers
510       (note: not clear to me what lambdaTr1ClimRelax is still used for ...)
511    o pkg/mom_vecinv: - new parameter "selectVortScheme" to select which
512       scheme to use for vorticty-term ;
513     - compute upwindVorticity=T case within mom_vi_u/v_coriolis_c4.F
514       (with default selectVortScheme, return to original discretisation)
515     - remove weird combination (e.g.: upwindVorticity & highOrderVorticity)
516    o pkg/seaice: add a line to the summary to indicate grid type (B/C)
517    o in mom_calc_visc, fix average value of viscAh_W & viscA4_W next to the
518      bottom ; only used with variable horizontal viscosity and non-hydrostatic.
519      also fix diagnostics VISCAHW & VISCA4W.
520    
521    checkpoint59o
522    o dome/code/obcs_calc.F: avoid division by zero (detected using gfortran).
523    o change the loop ordering in most gad_*_adv_x.F to improve vectorization:
524      move a few statemens out the main loop into separate loops
525    o pkg/shelfice:
526      - sort out freshwater flux; convert freshwater fluxes to mass fluxes
527        (kg/m^2/s), does not break tests, because in verification/isomip,
528        rhoConstFresh=rhoConst (by accident)
529      - rearrange computation of tLoc, sLoc, pLoc to make code more efficient
530      - move S/R find_rho_scalar, pkg/ecco/sw_ptmp.F, pkg/ecco/sw_adtg.F into
531        new file model/src/seawater.F, so that they are available for all pkgs.
532      - convert potential temperature into in-situ temperature. This changes the
533        isomip tests => update tests
534    o add a flag writePickupAtEnd (default=true) to be able to suppress
535      writing a pickup at the last timestep
536    o tools/mpack-1.6 :
537      - disable automake (not working) and autoconf (not needed).
538      - update to version 1.6.4 which fix MD5 code on some 64 bits platforms
539        also cleaner with much less compilation warnings.
540    o pkg/profiles:
541      rename profiles_interp_mean_genericgrid as profiles_interp_mean_gg
542      (for "less than 32 characters name" compiler requirement)
543    o pkg/obcs and pkg/exf: added capability to specify seaice open boundary
544      conditions that have a different sampling frequency than S/T/U/V obcs
545    o pkg/diagnostics (stats-diags):
546      - fix global Min/Max in case 1 processor get only empty tiles
547    o genmake2: replace (4 times)
548         make genmake_tc_1.o >> genmake_warnings 2>&1
549      with
550         COMM="$CC $CFLAGS -c genmake_tc_1.c"
551         echo $COMM >> genmake_warnings
552         $COMM >> genmake_warnings 2>&1
553      to make genmake2 always see the value of CC as specified in the optfile.
554    o generic_advdiff: - prather advection scheme (SOM) coded for CS-grid.
555      - add diagnostics for 1srt & 2nd Order moments and sub-grid variance.
556      - modify verification advect_cs test to test SOM-advection on CS-grid.
557    o pkg/ctrl:
558      - Rewrite of ctrl_map_ini_ecco.F,
559        introducing a generic routine (ctrl_map_ini_gen.F).
560      - Modification of ctrl_bound/adctrl_bound handling control vector bounds.
561    
562    checkpoint59n
563    o pkg/diagnostics: for large number of diagnostics, store diagnostic mate
564      number in dedicate array "hdiag":
565      - new version of S/R DIAGNOSTICS_ADD2LIST : DIAGNOSTICS_ADDTOLIST
566        with 1 more argument (mate number); modify old version DIAGNOSTICS_ADD2LIST.
567      - many small changes (integer format) for large number of diagnostics
568      - start to use DIAGNOSTICS_ADDTOLIST (necessary for diagnostics with
569        a counter mate) in pkg diagnostics, ptracers, thsice & aim_v23.
570    o add parameter rotateGrid and Euler angles EulerPhi/Theta/Psi. For
571      usingSphericalGrid, this allows to define the rotated grid coordinates
572      via phiMin/thetaMin/dxSpacing/dySpacing, etc., but then re-compute the
573      geographical coordinates according to the inverse of the rotation defined
574      by the Euler angles, so that Coriolis parameter and online-interpolation by
575      exf works with the geographical coordinates on XC/YC/XG/YG.
576      Naturally, this feature does not work with all packages, so some
577      combinations are prohibited in config_summary (flt, flt_zonal, ecco,
578      profiles), because there the coordinates are assumed to be regular
579      spherical grid coordinates.
580    o pkg/gmredi,ctrl,ecco,autodiff,grdchk and model/src,inc:
581      - introduce isopycnal diffusion coefficient control.
582    o tools/adjoint_options:
583      - additional control vector components.
584    o pkg/mnc: have mnc create marginally meaning full coordinate variables
585      (that is the grid indices) if usingCurvilinearGrid and NOT EXCH2
586    o pkg/mypackage:
587      - add example of read/write pickup for state-var ;
588      - add entry points to the main code for state-vars diags & write-pickup.
589    o pkg/exf: rewrite of exf_getffieldrec.F to properly deal with year
590      transitions for useExfYearlyFields
591      - add new subroutine that determines the file to read from for
592        use*YearlyFields = .TRUE. and .FALSE.
593      - add a verification experiment to global_with_exf that tests
594        useExfYearlyFields with USE_EXF_INTERPOLATION defined
595    o pkg/obcs/exf: add useOBCSYearlyFields (=.FALSE.) to obcs with exf in
596      analogy to useExfYearlyFields; rearrange obcs_prescribe_read: two new
597      subroutines (which could be generated from a template, because they are
598      almost identical), for now they are included in obcs_prescribe_read.F for
599      simplicity
600    o pkg/exf:
601      - add a little more diagnostic to exf_interp_read (in analogy to
602        mds_read_field, can be turned off with debugLevel < debugLevA=1)
603      - improve vectorizability of exf_interp for TARGET_NEC_SX, makes code
604        ugly but fast by unrolling short inner loops, inserting a unroll=8
605        directive in routine lagran, and splitting a loop and making do while the
606        outermost loop (the latter requires the intoduction of index arrays)
607    o pkg/obcs: replace obcs_apply_area/heff/hsalt/hsnow with obcs_apply_seaice
608    o pkg/seaice: moved DIFFERENT_MULTIPLE from seaice_model to seaice_dynsolver
609      http://forge.csail.mit.edu/pipermail/mitgcm-devel/2008-January/003173.html
610    o verification/seaice_obcs: updated for restart test and latest options
611    o pkg/seaice: add a new flag SEAICEuseTEM to use a slightly different
612      ice rheology (so-called truncated ellipse, that gets rid of tensile stress);
613      for now this is only available for the C-grid code and also within
614      #ifdef SEAICE_ALLOW_TEM, because this option may slow down the EVP code
615    
616    checkpoint59m
617    o pkg/seaice: use different time constant for melting (SEAICE_gamma_t)
618      and freezing (SEAICE_gamma_t_frz) ice due to mixed layer temperature
619    o gad_som : fix flux output (& diagnostics) to have same units as other  
620      advection scheme fluxes (was previously multiplied by deltaT).  
621    o added verification/seaice_obcs both to test seaice open boundaries
622      and to provide an example matlab scrpt for generating them
623    o added verification/lab_sea/input.salt_plume for testing pkg/salt_plume
624    o pkg/salt_plume: clean up salt_plume_frac.F to
625      remove redundancy in PlumeMethod 1 and 4
626    o pkg/kpp: added saltplume diagnostics
627    o pkg/obcs and pkg/seaice:
628      - do not set uice and vice to zero when OB*icefile are unspecified
629      - OBCS_SEAICE_AVOID_CONVERGENCE is undefined by default
630      - moved seaice tracer obcs after call to seaice_growth
631    o pkg/salt_plume: added various options for salt plume depth
632      criterion and for vertical distribution of the salt
633    
634    checkpoint59l
635    o pkg/ptracers: new version of ptracers pickup:
636      read meta file and write only fields which are needed to restart.
637      ( same logic as main pickup file ; also using pickupStrictlyMatch )
638    o pkg/seaice:
639      - add timescale for melting due to warm mixed layer as a means of
640        setting SEAICE_availHeatFrac more conveniently
641      - add a CPP-flag/runtime parameter check for flooding algorithm
642      - reformulated availHeat in seaice_growth.F to be independent of AREA
643    o change units attribute of EmPmR netcdf variables to kg/m^2/s to reflect recent
644      unit changes
645    o pkg/obcs: added OBCS_SEAICE_AVOID_CONVERGENCE constraint
646    o cg2d.F: add 3 compiler directives that speed up this routine by 30% on a NEC
647      SX vector computer.
648    o pkg/seaice:
649      - removed SEAICE_FFIELDS.h and seaice_get_forcing.F
650        seaice forcing fields can now be read only through pkg/exf
651      - removed some unused halos
652    o no longer write pickup from THE_MODEL_MAIN but always from FORWARD_STEP
653    o pkg/exf: added useRelativeWind EXF_PARAM.h option for subtracting U/VVEL
654      or U/VICE from U/VWIND before computing U/VSTRESS
655    
656    checkpoint59k
657    o pkg/seaice: ICE2WATR=SEAICE_rhoIce/rhoConst for consistency between
658      dynamics and thermodynamics. Set ICE2WATR=0.92 to reproduce older results.
659    o fix un-initialised variable problem (in mom_vecinv & shap_filt):
660      all experiments pass when compile with un-initialised var. checking option.
661    o added pkg/salt_plume
662    o script to test restart (for now, in MITgcm_contrib/jmc_script)
663    o pkg/seaice: new read/write pickup version.
664      read meta file and write only fields which are needed to restart.
665      ( same logic as main pickup file ; also using pickupStrictlyMatch )
666    o pkg/seaice: fix bug in seaice_ocean_stress (call of seaice_calc_strainrates)
667    o lab_sea.hb87: modify the domain & update output.hb87.txt :
668      lat-long grid & no-slip BC in seaice-dynamics produce different sigma12
669      at j=1 & j=Ny+1 : this case is not treated correctly in the restart
670      process. Fixed here by closing the domain at the Northern boundary.
671    o pkg/rw: cleaning-up: call directly new MDSIO S/R MDS_READ/WRITE_FIELD.
672    o pkg/mdsio: add new arguments to MDS_READ/WRITE_FIELD for reading/writing
673      a set of consecutive levels in/from a 3-D array.
674    o pkg/ptracers:
675      use a 2 characters string ioLabel to identify tracer (if more than 99 tracers).
676      to-do: fix pkg/diagnostics when large number of diagnostics are defined.
677    
678    checkpoint59j
679    o in pkgs: dic, obcs, offline, rbcs:
680      standard way to compute coeff. for time interpolation between 2 time reccords
681      which retains full precision (& make results less dependent on compiler).
682      update output of exp: tutorial_cfc_offline & tutorial_global_oce_biogeo.
683    o pkg/cfc: if compiled with exf and seaice, cfc now can use fields from those
684      packages instead of reading ice cover and wind speed separately
685    o split PTRACERS.h in 2 header files: PTRACERS_FIELDS.h & PTRACERS_PARAMS.h
686     (keep a temporary version of PTRACERS.h in verification/OpenAD/code_ad_openad
687      to allow to compile customized code before the update)
688    o cleaning-up:
689      - fix CPP instruction syntax in pkg/obcs
690      - replace (some) call to MDSIO S/R with call to RW interface S/R ; and
691        add #ifdef ALLOW_MDSIO elsewhere (allows to compile without pkg/mdsio)
692      - fix some threads issue in IO parts.
693    o pkg/dic:
694      - add tons of "_d 0" (--> much better testreports !)
695       and then update outputs of tutorial_global_oce_biogeo
696    o pkg/mom_fluxform:
697      add a special version of momentum advection intended to conserve momentum
698      next to a bathymetry step or a coastline edge. (default = off = #undef)
699    o new read/write pickup version:
700      - for now, only implemented for main (mdsio) pickup file.
701      - write out only what is needed to restart; merge pickup_nh , pickup_ph
702        and main pickup together.
703      - read meta file; read only what is needed to restart; stop if a field
704        is missing (if pickupStrictlyMatch=T, = the default) or try to restart
705        if it make sense (even if the restart is not perfect).
706      - if no meta file, assume that pickup to read corresponds exactly to
707        a pickup that would currently be written.
708      - read pickup written in the old format (until checkpoint59i) if it
709        recognizes an old meta file (no field-list).
710      - add a meta file in exp. which starts from a pickup: 2 cases:
711        a) minimal meta file (with just file precision) + pickupStrictlyMatch=F
712         e.g.: global_ocean.90x40x15/input/pickup.0000036000.meta
713        b) a meta file describing the content of the associated pickup file
714         e.g.: tutorial_global_oce_biogeo/input/pickup.0004248000.meta
715    o pkg/mdsio & pkg/rw:
716      - new routine to read a meta file ; new set of routine to read
717        Multiple-fields file (with meta file).
718    o added open boundary conditions capability for seaice
719        HSNOW, HSALT, UICE, and VICE
720    
721    checkpoint59i
722    o adjoint:
723      * fix multiDimAdvection adjoint
724        (partial recomputation problem by TAF for fVerT(:,:,kDown)
725        and comlev1 size definition (maxpass vs. max. number of tracers)
726      * verification/global_ocean.90x45x15 adjoint now tests
727        NLFS and multiDimAdvection using DST3 (=30)
728      * verification/lab_sea now tests multiDimAdvection using DST3 (=30)
729    o pkg/kpp: add "_d 0" to real constant (if missing);
730      update output of exp: natl_box (10.digits); vermix (std, 7.digits)
731      and lab_sea, 3.FW (only 6,4,6 digits match) & AD (8.digits).
732    o prepare for "clever pickup" implementation: add new header file "RESTART.h"
733      for internal parameters related to restart process (formerly from PARAMS.h)
734      and add startAB parameter to argument list of S/R ADAMS_BASHFORTH2.
735    o more standard interface to {PKG}_WRITE_PICKUP with pickup suffix passed
736      as argument. (only atm2d & obcs write_pickup have not yet been updated)
737    o pkg/monitor:
738      - use GLOBAL_SUM_TILE instead of _GLOBAL_SUM
739      - fix mon_stats_rs (statistics over the full domain, even where field is zero)
740      - account for deep Atmosphere factor and density factor (anelastic)
741    o added open boundary conditions capability for seaice HEFF and AREA
742    o pkg/shelfice: add option for convservative form of Hellmer&Olbers (1989)
743      thermodynamics
744      - requires a little reorganization, which affects the testreport results
745        of isomip.htd (only 7 digits of cg2d agree) => update/modify experiment,
746        so that now the conservative form is tested
747      - add a few comments
748    o add missing cvs Header: or Name: in eesupp/*, pkg/* & verification/code*
749    o add a little bit of code to gad_os7mp_adv_?.F to help vectorization
750    o add new diagnostics to seaice: advective, diffusive fluxes (only for
751      multidim-advection, for scheme 2 they are not filled) and transports,
752      thermodynamic growth rates
753    o change units of EmPmR (inside the code, + within coupling interface)
754      from m/s to kg/m2/s (mass flux) but leave input file unchanged.
755      Affects results @ truncation level (cg2d match) and update output of
756       experiments: lab_sea(6), global_ocean.90x40x15(10),
757      global_ocean.cs32x15(11x3,10), natl_box(11), tutorial_global_oce_latlon(11)
758      + adjoint results: global_ocean_ebm(11) and lab_sea (12).
759      Coupled set-up: allow to restart from previous pickups (cpl_oldPickup=T).
760      Next: will retire convertEmP2rUnit (simply using mass2rUnit instead).
761    
762    checkpoint59h
763    o pkg/exf:
764      - improve vectorization by moving if-statement out of loops in
765        exf_mapfields, exf_radiation
766      - exf_bulkformulae.F: introduce 2D fields and vectorize code
767    o pkg/kpp: added the salt plume scheme (ALLOW_SALT_PLUME) to KPP package
768    o testreport:
769      - allow to test for Qnet & SeaIce monitor output; clean-up ALLOW_BULK_OFFLINE
770        monitor & update offline_exf_seaice exp. output.
771      - AD testing: pass/FAIL according to Grad. output accuracy (instead of Cost)
772    o pkg/seaice:
773      - bug fix in the evp solver: boundary conditions were affected be
774        masking of zMax/zMin (changes results)
775      - minor bug fix in boundary conditions in seaice_calc_strainrates
776        (changes results for no_slip)
777      - seaice_lsr.F: make interpolation of eta dependent on boundaries
778      - replace hardcoded lower limit for zeta (zMin) by runtime parameter
779      - add a test to lab_sea, that tests the Hibler and Bryan (1987) ocean
780        stress formulation and no-slip boundary conditions
781    o pkg/ptracers: Temporary fix for PTRACERS_useGMRedi & PTRACERS_useKPP
782      in gad_calc_rhs.F ; add few safety stops in initialisation phase.
783    o pkg/seaice: a first HSALT time stepping equation has been checked in
784    o pkg/seaice: replaced maskW with seaiceMaskU and maskS with seaiceMaskV
785      in seaice_lsr.F; this solves the pkg/seaice-pkg/obcs problem
786      without requiring DO-IF statements
787    o pkg/thsice:
788      use continuous power-law function for partition of energy between lateral
789      melting/freezing and thinning/thickening ; old code using step function
790      still available with #undef THSICE_FRACEN_POWERLAW
791      update output of exp: aim.5l_cs.thSI, global_ocean.cs32x15.icedyn & .thsice
792    o testreport: change AD testing : check against results/output_adm.txt
793      using same scripts as for forward test.
794    
795    checkpoint59g
796    o adjoint testing: in preparation for changing testreport:
797      - output format: cost and grad written on separated lines
798      - ad output results in directory "results" (instead of "results_ad")
799    o pkg/seaice: adding ice salinity HSALT as a prognostic variable
800    o pkg/seaice: changes for using pkg/seaice with pkg/obcs
801    o pkg/ecco: allow user defined cost function contributions
802    o testreport:
803      Allow to choose (per experiment) the list of tested output variables
804       and the main variable (used to issue a pass/FAIL ) ;
805      - for now, done by adding the specific list in file: [exp]/input/tr_checklist
806      - default is unchanged: >cg2d< , (T,S,U,V,5 tracers)_[min,max,mean,StD] ;
807      Also modify printing of summary:
808       a) ">" NN "<" indicates the "main" variable (used for pass/FAIL)
809       b) echo the list of tested variables in the individual summary.txt of
810          each experiment.
811    o new S/R GLOBAL_SUM_TILE to compute global sum independently of number of
812      threads and number of processes (with #define GLOBAL_SUM_SEND_RECV)
813      (but still depend on the tile decompostion of the domain).
814    o pkg/seaice: change a discretization detail to make the B-grid code
815      "more symmetric". This change is likely to remove all "ridges/leads" that
816      where quasi-aligned with the grid in B-grid solutions. It may also be
817      the solution to the stress coupling issues with the B-grid.
818    o each tested exp: add a "run" directory with a standard ".cvsignore" file ;
819      remove .cvsignore from input dir. (since testreport no longer run here).
820    o pkg/thsice:
821     - cleaning: move common block out of "THSICE_2DYN.h" (removed) to "THSICE_VARS.h"
822     - fix reshaping of sea-ice just after advection:
823       melt all the ice only if ice-volume is too small.
824     - re-visit lateral/thinning repartition of melting (modifs from May 04, 2007):
825       prevent lateral melting if sea-ice fraction is too close to iceMaskMin ;
826     and update experiment global_ocean.cs32x15.icedyn (+start from pickup files).
827    o external_forcing_surf : extend the use of salt_EvPrRn & temp_EvPrRn (fresh-water
828      tracer content) to linFS or no RealFreshWaterFlux ; default remains unchanged.
829    o define mass2rUnit & rUnit2mass as units conversion factor, used for surface
830      forcing. mass2rUnit: from mass per unit area [kg/m2] to r-coordinate unit
831      (z-coord: =1/rhoConst ; p-coord: =gravity) ; rUnit2mass is just the reverse;
832      and remove horiVertRatio (& recip_horiVertRatio). Affects truncation error
833      of exp. global_oce_in_p: 10 16 16 14 16 13 16 16 16 13 13 13 16 13 13 12 16
834      -> update output.txt
835    o pkg/cd_code: add brackets in multiple terms sum (S/R CD_CODE_SCHEME):
836     this affects truncation error: -> update output.txt of exp:
837      global_ocean.90x40x15 (fw&adm), lab_sea (fw&adm) & lab_sea.lsr,
838      ideal_2D_oce, isomip.htd, natl_box, tutorial_global_oce_latlon.
839    
840    checkpoint59f
841    o pkg/autodiff: zero_adj resets an ajoint variable to zero (in adjoint mode)
842    o pkg/ctrl: ctrl_bound  forces parameter corrections to stay in
843      a bounded range (in forward mode)
844    o pkg/ecco, ctrl, autodiff and mom_common:
845     internal parameter controls, completements of implementations
846    o add few EXCH S/R (UV_BGRID, UV_DGRID, SM) for B & D-Grid velocity & 2nd Moment Sxy.
847    o use UV_BGRID exch for dxV,dyU: for now, only with pkg/exch2 & forward ;
848      (not seem any difference in testing results).
849    o pkg/cd_code: use the right EXCH calls (for CS-grid); but problem remains
850       at face corners.
851    o pkg/generic_advdiff:
852     - in GAD.h, define as parameters (iMinAdvR,iMaxAdvR,jMinAdvR,jMaxAdvR)
853      loop range indices for computing vertical advection tendency
854      and do the calculation in the interior only (no overlap) ;
855      for now, only implemented for SOM advection (to save CPU time).
856     - add argument "withSigns" to S/R FILL_CS_CORNER_TR_RL (needed for SOM_xy moment)
857    o exch2 adjoint
858      First set of changes:
859      - add exch2 hand-written adjoint templates
860      - exch2 hand-written no longer use TAF-flag 'nownew_arg'
861        This will require cleanup in pkg/autodiff/*.F
862        (changed routines currently kept separate in verif. code/)
863      - Comment all relevant #ifndef ALLOW_AUTODIFF_TAMC
864        that used to hide exch2 or cubed-sphere specific code
865        (commented via 'cph-exch2')
866    o pkg/seaice
867      - Close southern and western boundaries for UICE/VICE when useOBCS=.TRUE.
868    o pkg/bulk_force: fix loading into Qsw of Short-Wave flux; and update
869       output of global_ocean.cs32x15.thsice .
870    
871    checkpoint59e
872    o exch2: new S/R that only use the cube-tracer (center-position) exchange:
873      for B-grid vector (not yet tested) and C-grid vector (<- only used
874      when option W2_USE_R1_ONLY in W2_OPTIONS.h is defined).
875    o starting implementation of Duffy et al. (GRL 1999) salt plume scheme
876      (#ifdef ALLOW_SALT_PLUME)
877    o gather_2d/scatter_2d: removed halo regions
878    o gmredi: add option (GM_taper_scheme='fm07') for Ferrari & McWilliams 2007
879      scheme and the corresponding test case (under front_relax dir). For now,
880      only available with Skew-flux form and not yet tested in realistic set-up.
881      adjoint: store directives updated, but gradient checks deteriorated,
882      so maybe GM/Redi adjoint is now broken.
883    o seaice adjoint
884      * add AREA, HEFF, HSNOW as control variable
885        (should not change lab_sea results)
886      * CTRL_OPTIONS.h needs new flag: CTRL_SET_OLD_MAXCVARS_40
887    o pkg/seaice:
888      * added computation of saltFlux in seaice_growth;
889        For time being, sea ice salinity is assumed constant
890        contribution of snow flooding to freshening of sea ice is neglected.
891        SEAICE_salinity is set in SEAICE_PARM01 of data.seaice and it
892        defaults to 0.0 in order to maintain backward compatibility.
893        Typical values for SEAICE_salinity are 4 to 10 g/kg.
894      * replaced dRf(1) with dRf(kSurface)*hFacC(kSurface) in seaice_growth.F
895      * added SEAICE_availHeatFrac, which specifies fraction of surface level
896        heat content used to melt or grow ice
897      * commented out cap of HICE: it helps keep ice thinner
898      * reintroduced cap of HEFF via MAX_HEFF and SEAICE_CAP_HEFF option
899      * applied OBCS T/S mask to HEFFM sea ice mask
900    
901    checkpoint59d
902    o standard name: {PKG}_DIAGNOSTICS_STATE to fill diagnostics array
903     for {PKG} state variables, and called from DO_STATEVARS_DIAGS.
904     (keep {PKG}_DIAGNOSTICS_FILL for non-state variables diagnostics)
905    o pkg/gmredi (gmredi_readparms.F): add some missing "_d 0"
906     and change default value of parameter "GM_Small_Number";
907     update output of exp: lab_sea (x2), cfc_example, global_ocean.90x40x15,
908       global_ocean.cs32x15 (x4), global_ocean_ebm, global_with_exf,  
909       tutorial_global_oce_biogeo, tutorial_global_oce_latlon
910    o pkg/ecco: cost function when applying pkg/smooth to controls
911    o pkg/ctrl: add forcingPrecond run time parameter
912    o pkg/seaice:
913     - replace ZMIN=4.e8 with ZMIN=0. in dynsolver.F as in C-grid code
914     - fix bug in metric terms of u-equation in LSR solver (implicit part),
915       changes verification/lab_sea
916     - rearrange implicit part of u-equation in LSR solver to make it easier to
917       read, understand, and debug. This causes changes at the truncation level.
918     - fix (serious) bug in the boundary conditions (sign error in the implicit
919       part) of the LSR solver. Changes all LSR results.
920     - fixed problem with HSNOW initialization to avoid thick snow when AREA
921       is initilized with small values - does not change lab_sea results.
922     - added HsnowFile initialization capability
923    o pkg/smooth: addition to model/src and pkg/ctrl so allow
924     initialization of pkg/smooth and application to control vector
925    o pkg/seaice: fix another bug in the LSR no-slip boundary conditons
926    o dependencies: pkg/profiles requires pkg/cal
927    o pkg/profiles:
928     - added option ALLOW_PROFILES_GENERICGRID
929         -> pkg/profiles can thus be used with any grid (e.g. cs32x15) assuming
930         that interpolation information (grid points and coefficients) is provided
931         within the netcdf input files.
932         -> sample matlab scripts can be found in MITgcm_contrib/gael
933         that allow you to prepare netcdf input files.
934     - also modified: cleaner include statements, cleaner error print statements,
935       cleaner stops when error, and more tests of the netcdf input files consistency.
936    o additional test (in global_ocean.cs32x15) using seaice+thsice pkgs.
937    o pkg/seaice:
938     - move seaice-diagnostics from seaice_do_diags to do_statevars_diags; this
939       requires a new routine: seaice_diagnostics_fill.F
940     - make sure that seaice does not move if not forced (pressure replacement
941       method, Hibler and Ip, 1995), changes results
942     - and new damping criterion for EVP solver according to Hunke, JCP, 2001
943     - SEAICE_evpDampC = > 0. turns it on (615. is the recommended value).
944       It is turned off by default (=-1.), because it changes the results.
945     - make it possible to read AREA from a file, too.
946    
947    checkpoint59c
948    o add S/R and diagnostics for oceanic mixed-layer depth
949    o move GMRedi call after all vertical mixing schemes (including KPP)
950    o pkg/thsice:
951     - ensure iceMask > iceMaskMin : this problem appeared after May-04 modifs
952      (melt only laterally if thin ice): update output of global_ocean.cs32x15.thsice
953    o pkg/obcs:
954     - bug fix for balance code
955    o pkg/seaice:
956      - allow values of SEAICE_elasticParm > 1
957      - add new parameter SEAICE_evpTauRelax as an alternative
958        to SEAICE_elasticParm
959      - make lsr boundary conditions free slip (by default), changes result
960      - add code for no slip boundary conditions for lsr
961      - set minimum of zeta to zero (and not 4e8) (changes results)
962      - add a cap on AREA after advecting AREA if seaice_growth is not called
963    o change calculation of Visbeck K:
964      - no longer depend on tapering scheme; instead, compute slope (limited
965        by GM_maxSlope). this is equivalent to what was comuted before with
966        clipping or linear tappering.
967      - fix vertical averaging (wrong by 1/2 level)
968      - leave the old version (but will not be maintained) within
969        #ifdef OLD_VISBECK_CALC / #endif
970      - update output of exp. ideal_2D_oce
971    o change error catch in calc_r_star to improve vectorization
972    o exf runoff and seaice: remove ALLOW_SEAICE from exf pkg files and
973      add #define ALLOW_RUNOFF in SEAICE_OPTIONS.h (when not using exf).
974    o adjoint:
975      Re-organized adjoint checkpointing according to Matt Mazloff
976      (but with modifs/completions/cleanups)
977      Storing is now bundled into large arrays to optimized I/O
978      (and second step in cleanup of the_main_loop)
979    
980    checkpoint59b
981    o coupler (pkg/atm_ocn_coupler, pkg/ocn_compon_interf, pkg/atm2d):
982      - export/import (between ocean & coupler) fields needed for ocean DIC.
983    o pkg/seaice:
984      - get rid of three more exchanges seaice_calc_viscosities (required
985        different loop boundaries in seaice_lsr and seaice_ocean_stress)
986      - bug fix in seaice_ocean_stress (update of lab_sea required)
987      - reduce loop boundaries to necessary minimum also in seaice_evp
988      - go back to the old way of computing deltaC/Z as the adjoint likes that
989        better
990    o Refresh of tutorial_global_oce_latlon (includes changing salinity-like
991      passive tracer to an Age Tracer) + update output.txt
992    o pkg/exf:
993      - implement A-grid / C-grid selection for wind-stress input files.
994      - clean-up exf_wind.F (remove us, use wspeed instead ; add wStress)
995      for now, in exf_bulk_largeyeager04.F only :
996      - change implementation for case where windspeed + 2. components wind-stress
997        are read-in. AND use rhoConstFresh to convert evap.
998    o pkg/seaice:
999      - use correct EXCH_UV for wind-forcing (on A-grid).
1000      - change SEAICE_OPTIONS.h to limit the number of option combinations (regarding
1001        SEAICE_EXTERNAL_FORCING & SEAICE_EXTERNAL_FLUXES); add corresponding stops.
1002    o pkg/exf:
1003      - default EXF options are now set in EXF_OPTIONS.h (ifndef ALLOW_AUTODIFF_TAMC)
1004      EXF_INTERPOLATION:
1005      - merge global_with_exf/code version of exf_interp_read.F
1006        to the main code ;
1007      - Add new option: EXF_INTERP_USE_DYNALLOC to use Dynamical Allocation when
1008        reading the file ; Important: This options needs to be defined to recover
1009        previous code.
1010        otherwise, use fixed size array to read in (size=exf_interp_bufferSize).
1011      - no longer loose real*8 precision along the way when using exf_iprec=64.
1012    o pkg/seaice: rearrangement of common blocks (really needs more cleaning up)
1013      - change discretisation of evp-solver in order to avoid another exchange
1014        (changes lab_sea) and clean up a little
1015      - replace SQRT(MAX(deltaC,SEAICE_EPS)) by MAX(SQRT(deltaC),SEAICE_EPS)
1016        help the adjoint (this also changes the results slightly)
1017      - add a few "_d 0" where they had been missing in seaice_evp.F
1018      - cleaning up: remove unused seaice_calc_rhs.F
1019    o pkg/exf: some cleaning-up:
1020      - change various "constants" into runtime parameters
1021      - cleaned-up Large&Yeager04 routine which should eventually
1022        replace exf_bulkformulae.F (changed names of S/R and CPP)
1023        and merged various ALLOW_ATM_WIND options
1024     only used with thsice pkg (in thsice_get_exf.F):
1025      - implement fixed turbulent transfert Coeff over ice (as in Large&Yeager04)
1026        which are used when useStabilityFct_overIce=TRUE (= the default)
1027      - change default values of ice & snow emissivity and scale downward LW
1028        by ice & snow emissivity.
1029    o pkg/thsice:
1030     fix few little problems, in thsice_calc_thickn.F:
1031      - growth vertically (and not laterally) if iceFrac == iceMaskMax
1032      - melt only laterally if hIce < hThinIce (as the comments say)
1033      and in thsice_extend.F:
1034      - allow to form ice even when iceFrac == iceMaskMax (by increasing thickness)
1035      - start to form ice as soon as the minimum ice-volume is reachable.
1036     update output of test-exp: aim.5l_cs(thSI), global_ocean.cs32x15(thsice),
1037      and cpl_aim+ocn
1038    o pkg/kpp
1039     - move computation of surface related input fields to KPP into a new
1040       subroutine kpp_forcing_surf.F
1041     - remove wrong (within bi,bj loops) EXCH calls.
1042     - little cleaning (add argument myThid in last position, cvs header ...)
1043     - for now, fix conservation problem by exchanging KPPviscAz (may not
1044       be the best fix)
1045    o pkg/seaice
1046     - check for inconsistent evp parameter/cpp-flag combination
1047     - remove leftover errIO flat for obsolete name list error handling
1048    o OpenAD
1049     - changed verification/OpenAD to full baroclinic setup (including GM/Redi)
1050    
1051    checkpoint59a
1052    o pkg/seaice: some parameter clarifications and a little bit of clean up
1053    o pkg/thsice: rename run-time parameters:
1054       himin       -> hIceMin
1055       himin0      -> hThinIce
1056       hihig       -> hThickIce
1057       i0          -> i0swFrac
1058       transCoef   -> bMeltCoef
1059       frac_energy -> fracMelting
1060      add new parameters: hNewIceMax, fracFreezing, dhSnowLin
1061       with default values (for now) that do not change the results.
1062      remove old version of thsice vars advection in pkg/seaice.
1063    o in FFIELDS.h:
1064      - replace #ifndef ALLOW_EXF  by #ifndef EXCLUDE_FFIELDS_LOAD
1065      - make pLoad & sIceLoad always available (but still only used if
1066         ATMOSPHERIC_LOADING is #define).
1067    o pkg/kpp: replaced _KPP_RL with _RL
1068    o bug fixes for vertical diffusivity computations when both KPP and
1069        3D diffusivity arrays are used; pkg/kpp/kpp_calc_diff_s & _t.F
1070        are no longer updating the vertical diffusivity array
1071        (passed as argument) but are (re-) setting those arrays.
1072    o pkg/seaice: fix bug in evp solver, while doing that
1073      - change (improve?) discretization of stress computations for both
1074        cgrid-lsr and evp solver
1075      - add a new routine to compute strain rates
1076      - the above changes lab_sea results
1077      - add no slip conditions for evp solver (off by default), lsr-version
1078        may follow
1079      - fix exchange for shear at Z-points (does not change lab_sea)
1080      - retire SEAICEuseEVP, instead turn on EVP by setting SEAICE_deltaTevp
1081        (to force the user to pick a time step since there is not "safe" way
1082        of choosing it)
1083      - add principal stress diagnostics
1084      - rearrange fields for evp a little to avoid having to call a: too many
1085        exchanges and b: exchanges for stress trensor components which we do
1086        not have.
1087      - modify Hibler+Bryan (1987) stress coupling so that it reuses information
1088        of evp, complete rewrite for lsr case (latter is does not yet work
1089        in all cases)
1090    o pkg/kpp: add code to have mixing in shelf ice caverns
1091      - add myThid to all kpp routines (long overdue)
1092    
1093    checkpoint59
1094    o pkg/exf:
1095      - fix wind-stress location: defined on A-grid (if ALLOW_ATM_WIND &
1096        ALLOW_BULKFORMULAE or USE_EXF_INTERPOLATION), otherwise, defined on C-grid
1097      - move exf header files from lower_case.h to UPPER_CASE.h ;
1098        add missing cvs Header & Name
1099      - add adjoint routines and flow dirs for newly used exch_uv_agrid routines
1100      - add namelist param. selectStressGridPosition, exf_monFreq
1101      - retire many _CLIM routines, and remove data.exf_clim
1102        + params moved to data.exf
1103        + climsst, climsss now handled by exf_set_gen, i.e.
1104          climss?period=0 refers to constant field,
1105          climss?period=-12 to monthly forcing
1106      - split up namelists in data.exf
1107    o pkg/seaice:
1108      - remove seaice_exch and seaice_exch_uv
1109      - remove superfluous exchange of theta
1110      - add myThid to seaice_budget_ocean/ice
1111      - add new interface for atmospheric wind forcing (C-grid only)
1112        + new routine
1113        + two new field (taux, tauy for stress over ice)
1114        + removed one global field (DAIRN) for C-grid case only
1115    o pkg/thsise
1116      - 2nd set of modifs for thsice adjoint in conjunction with exf
1117    o enable runtime flag useEXF (useCAL is set to .T. if useEXF=.T.)
1118    
1119    checkpoint58y_post
1120    o Added capability for latitudinal dependence of Bryan and Lewis, 1979
1121      vertical diffusivity, similar to that in MOM4; turned on using
1122      #define ALLOW_BL79_LAT_VARY in CPP_OPTIONS.h and specified using
1123      diffKrBL79*, diffKrBLEQ*, and BL79LatVary in runtime data file.
1124    o Added capability for 3D specification of background vertical diffusion
1125      coefficient.  This is done by (i) #define ALLOW_3D_DIFFKR
1126      in CPP_OPTIONS.h and (ii) specifying file diffKrFile in runtime
1127      "data" file that contains the 3D vertical diffusivity coefficients.
1128    o ice dynamics (pkg/seaice) with thsice thermodynamics:
1129      - add code within pkg thsice to advect & diffuse sea-ice fields
1130      similar to (and will replace) what has been added in  seaice_advdiff.F,
1131      but: - conserving Mass, Heat & Salt.
1132           - better when using non-linear advection scheme (not yet fully tested)
1133           - can also be used in atmospheric set-up (for now, only the diffusion).
1134    
1135    checkpoint58x_post
1136    o IO option for global-file compact format:
1137      - add options when generating topology (utils/exch2/matlab-topology-generator)
1138      - add I/O capability (pkg/mdsio).
1139      - adapt utils/matlab/rdmds.m to read this format.
1140      for now long-line format not yet supported by pkg/mdsio (& exch2).
1141    o shelfice: add a few diagnostics
1142    
1143    checkpoint58w_post
1144    o p-coord. non-hydrostatic using reference profile for w <-> omega conversion:
1145      rVel2wUnit & wUnit2rVel are computed from reference profile Tref,Sref
1146      (and replace horiVertRatio in NH code).
1147      Update output of exp.: tutorial_global_oce_in_p (useNHMTerms !)
1148                         and tutorial_plume_on_slope (sensitive to truncation)
1149    o seaice: if ALLOW_ATM_WIND is undefined use wind stress
1150      directly to drive seaice model (C-grid only)
1151    o exf: when input wind-stress (#undef ALLOW_ATM_WIND):
1152     - reintroduce computation of wind from stress,
1153     - compute tau (in exf_bulkformulae.F) from windstress averaged to
1154       mass points to avoid tau = 0
1155     - fix serious bug: (1/3) in Fortran is not the same as (1./3.)
1156    o rdmnc.m: make it work with "global" files created with gluemnc
1157    o rdmnc.m : some improvements in dealing with singleton dimension
1158      (tested on all testreport mnc output files).
1159    o genmake2: disable pkg/profiles if netcdf test fails.
1160    o cpl_aim+ocn exp.: use consistent rhoConstFresh in Atm & Ocn; update output.
1161    o move call to cal_readparms up to make calendar parameters/variable available
1162      to all packages
1163    
1164    checkpoint58v_post
1165    o change EOS (from POLY3 to JMD95P) in global_ocean.90x45x15 to get
1166      useDynP_inEos_Zc tested.
1167    o pkg/exf: changes to properly interpolate/mask/scale initial fields
1168    o utils/matlab/cs_grid/read_cs: routines to speed up reading of CS510 fields
1169      and portions thereof.  See read_cs.txt for description and examples.
1170    o utils/matlab/cs_grid/bk_line: to compute transport through passages,
1171      add a script (grt_circ_bkl.m) to generate broken-line between 2 points,
1172      following the great-circle arc between those 2 points.
1173    o trap un-initialized variable with pathscale compiler on weddell.mit.edu
1174      (thanks to Constantinos): fix few problems and get (almost) all exp to pass.
1175    o 2nd-Order Moment Advection Scheme (Prather, 1986): first check-in
1176     - enable by setting #define GAD_ALLOW_SOM_ADVECT (in GAD_OPTIONS.h)
1177     - used without limiter (AdvScheme=80) or with Prather limiter (AdvScheme=81)
1178     - still needs work (not working with some options ; efficiency to improve)
1179       and serious testing.
1180     - use this scheme for temperature & salinity in 2 advection test exp.:
1181       advect_xy & advect_xz, respectively.
1182    
1183    checkpoint58u_post
1184    o new test-exp: fizhi-cs-32x32x40 (40 levels) to replace the 10 levels.
1185    o move call to INI_FORCING from PACKAGES_INIT_VARIABLES to INITIALISE_VARIA.
1186    o testreport: add option "-skipdir" to skip some test.
1187    o exf: when input wind-stress (#undef ALLOW_ATM_WIND), by-pass turbulent
1188      momentum calculation.
1189    o gad_advection: fix vertAdvecScheme (if different from advectionScheme)
1190    o some cleaning: usePickupBeforeC35 no longer supported ; remove this option.
1191      remove checkpoint.F and the_correction_step.F (no longer used);
1192      do the k loop inside CYCLE_TRACER (supposed to be more efficient).
1193    o add option (linFSConserveTr) to correct for tracer source/sink due to
1194      Linear Free surface
1195    o pkg/seaice: fix a bug in the flooding algorithm: turn off the snow machine
1196    o pkg/thsice: fix reading mnc-pickups
1197    
1198    checkpoint58t_post
1199    o pkg/diagnostics: fix multi-threaded output (when singleCpuIO=F)
1200    o pkg/mdsio:
1201     - clean-up mdsio_readfield.F & mdsio_writefield_new.F and
1202       move to new files: mdsio_read_field.F (S/R MDS_READ_FIELD) &
1203       mdsio_write_field.F (S/R MDS_WRITE_FIELD);
1204     - fix multi-threaded singleCpuIO option in MDS_WRITE_FIELD
1205     - collect old S/R  in one file: mdsio_rw_field.F (now just a call to
1206       either MDS_READ_FIELD or MDS_WRITE_FIELD )
1207     - new S/R (to replace MDSWRITEMETA), which allows to write more
1208       informations (variable names, time ...) to meta files.
1209     - modify rdmds.m to give back the meta file content.
1210    o pkg/diagnostics: change vertical interpolation to be safer, and more
1211       flexible (define p-levels to interpolate to in data.diagnostics);
1212      add argument to S/R DIAGNOSTICS_GET_POINTERS to catch the right
1213       diagnostic pointer.
1214    o pkg/seaice: more cleaning up of seaice_growth, added many comments
1215    o pkg/exf: put runoff0 and runoff1 into the appropriate common block
1216    o fix multi-category seaice:
1217     - change cpp flag SEAICE_MULTILEVEL to more meaningful name:
1218       SEAICE_MULTICATEGORY
1219     - fix short wave heat flux
1220    o pkg/seaice: change default (SEAICE_OPTIONS.h): use C-grid dynamics
1221       and allow to use EVP solver. Change forward lab_sea: test both EVP
1222       solver and LSR solver, and use C-grid dynamics (like lab_sea adjoint)
1223    o Initial check-in of lab_sea adjoint
1224      (very similar to natl_box_adjoint/code_seaice)
1225      * used C-grid and EVP solver
1226      * used KPP, GM/Redi
1227      * uses inAdExact=.TRUE.
1228      * gradient checks fail for both ADM and TLM
1229        due to sensitive snow melt code in seaice_grwoth (look for "JZ")
1230        f.d. gradients actually seem more problematic than ADM, TLM gradients;
1231        issue is related to forward mismatch between g77 an ifort
1232    o pkg/seaice: overhaul of thermodynamics
1233     - growth.F and groatb.F are replaced by new routine seaice_growth.F
1234     - budget.F is replaced by two new routines seaice_budget_ocean/ice.F
1235     - move a few global fields out of SEAICE.h into seaice_growth.F and
1236       make them 2D (FICE/QNETO/ ...)
1237     - remove FO (it is the same as QNETO)
1238     - introduce a few local fields to avoid modifying external fields such
1239       as atemp, etc.
1240    
1241    checkpoint58s_post
1242    o pkg/exf: moved exf_init_runoff.F to exf_init.F and exf_set_gen.F
1243      changed exf_set_gen.F so that
1244        genperiod=0 means input file is one time-constant field and
1245        genperiod=-12 means input file contains 12 monthly means
1246    o CG2D: use pre-computed solver main-diagonal (stored in common block);
1247      this affects truncation error ; generate new output file for exp. which
1248      fails: exp4(12d), fizhi-cs-aqualev20(12d), front_relax(10d),
1249        global_ocean.90x40x15(10d), global_ocean.cs32x15(10d).thsice(11d).viscA4(10d),
1250        ideal_2D_oce(10d), internal_wave(09d), isomip.htd(11d), matrix_example(07d),
1251        MLAdjust(4x11d,12d), natl_box(11d), rotating_tank(12d),
1252        tutorial_global_oce_in_p(10d), tutorial_plume_on_slope(11d),
1253        vermix(12d).ggl90(12d).my82(11d).opps(12d).pp81(11d)
1254    o start implementation of deep-atmosphere and anelastic formulation
1255    o verification: remove 2nd copy of input files and use script "prepare_run"
1256      to make a symbolic link to the 1rst copy (reduce downloaded size by ~81.M)
1257    o mom_common/vecinv/fluxform: fix a few initialisation isssues
1258    o profiles: fix for multithreaded case
1259    
1260    o diagnostics: rename few diags:
1261      s/'PRESSURE'/'RCENTER '/g
1262      s/'TICE    '/'oceFreez'/g
1263      s/'TAUX    '/'oceTAUX '/g
1264      s/'TAUY    '/'oceTAUY '/g
1265      s/'SWFLUX  '/'oceQsw  '/g
1266      s/DIFx/DFxE/g
1267      s/DIFy/DFyE/g
1268      and add few ocean-forcing diagnostics:
1269      atmPload, sIceLoad, oceQnet, oceFWflx, oceSflux, surForcT & surForcS
1270    o modifications to pkg/seaice/growth.F and budget.F, which change results of
1271      lab_sea experiment: HSNOW was sometimes treated as effective and sometimes
1272      as actual snow thickness.  It now refers everywhere to effective snow
1273      thickness, meaning that for non-zero AREA, actual thickness is HEFF/AREA.
1274    
1275    checkpoint58r_post
1276    o modifications to pkg/seaice/growth.F, which change results of
1277      lab_sea experiment: fixes pertain to melting snow over open water, to
1278      masking EVAP under sea ice, and to using the correct AREA variable for
1279      computations of EVAP, PRECIP, HSNOW, and GHEFF
1280    o add ability to read bathy, salt, and theta using MNC (off by def)
1281    o add flooding algorithm and advection of HSNOW for pkg/seaice;
1282      both are turned off by default and do no change any results
1283    o seaice advection with pkg/thsice: a step toward the use of non-linear
1284      advection scheme, but #ifdef or commented out for now (requires more EXCH).
1285    o use standard version of PTRACERS_INI_VARIA in tutorial_tracer_adjsens
1286      (identical results) and the standard version of EXTERNAL_FIELDS_LOAD
1287      in natl_box (affects results @ truncation level: update output.txt)
1288    o multi-threading and IO:
1289      - replace some call to MDSIO S/R by the corresponding READ/WRITE_FLD S/R.
1290      - remove most of BEGIN_MASTER/ END_MASTER around READ/WRITE_FLD S/R calls
1291        (needed to work with SingleCpuIO): tested in all verif. exp.
1292    o GAD: use simpler DST3 formulation as default (old version left within #ifdef)
1293      affects the results (but none of the verification test uses this scheme).
1294    o Adding some pkg/diagnostics capability to pkg/seaice
1295      (will certainly be subject to changes)
1296    o ctrl: adding new control variables:
1297      lwflux, lwdown, evap, snowprecip, apressure, runoff
1298    
1299    checkpoint58q_post
1300    o added CPP_EEOPTIONS.h flag DISABLE_MPI_READY_TO_RECEIVE.  Speeds up
1301      1/6-deg Southern Ocean configuration by 8% on IBM Datastar and
1302      high_res_cube configuration by 4% on Columbia.
1303    o clean-up multi-threaded problems (reported by debugger tcheck on ACES);
1304      add (in global_with_exf/code) a version of EXF_INTERP_READ without
1305      dynamical allocation (seems to work in multi-threaded).
1306    o new function "MASTER_CPU_IO" (=T if master thread & master CPU, if using
1307      single CPU io) so that TAF does not have to see EESUPPORT.h
1308  o pkg/seaice: implement sea-ice loading (when using RealFreshWaterFlux)  o pkg/seaice: implement sea-ice loading (when using RealFreshWaterFlux)
1309    
1310  checkpoint58p_post  checkpoint58p_post
# Line 1250  o add two new packages Line 2550  o add two new packages
2550    - my82 (Mellor and Yamada, 1982) level 2 turbulence closure scheme    - my82 (Mellor and Yamada, 1982) level 2 turbulence closure scheme
2551    - these scheme operate in a similar manner as KPP (without ghat, of    - these scheme operate in a similar manner as KPP (without ghat, of
2552      course), however there is only one diffusivity that is used for both      course), however there is only one diffusivity that is used for both
2553      temperature and salinity (and passive tracers)ç      temperature and salinity (and passive tracers)
2554  o add offline package  o add offline package
2555  o add "verification/dic_example" which contains a dic-gchem-ptracer setup  o add "verification/dic_example" which contains a dic-gchem-ptracer setup
2556    provided by Stephanie Dutkiewicz    provided by Stephanie Dutkiewicz

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