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revision 1.826 by mlosch, Fri Jun 1 12:57:48 2007 UTC revision 1.1192 by dfer, Tue Nov 10 17:17:58 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 verification/vermix:
8      - change vermix to a more "classical" 1d column with high vertical reoslution,
9        seasonal heat flux forcing and constant wind forcing --> update outputs
10    o pkg/seaice
11     - fix diagnostics of principal stress components for EVP
12     - add optional diagnostics of non-linear convergence for LSOR solver
13     - make maximum zeta a runtime parameter
14    o model/src (3-d solver):
15      Undo modif from Dec 12, 2005 (solve_for_pressure.F cvs version v.49),
16       which consisted in removing the Surf. Non-Hydrostatic pressure from the
17       whole column and adding it to Eta (inspired from Casualli, 1999):
18       Only affects 3-D solver initial guess and only if using ExactConserv,
19       but tests did show a degradation of solver convergence. For this reason,
20       decide to disable this piece of code.
21       to recover previous version, just set zeroPsNH = exactConserv (line 78).
22      Update output of exp. global_ocean.cs32x15.viscA4 & hs94.cs-32x32x5.impIGW
23    o pkg/ggl90:
24     - fix previous modif (unfortunatly has not been documented here).
25    o pkg/seaice/autodiff:
26     - add CPP flag to include clipping of zeta in EVP code;
27       although clipping of zeta is not necessary for EVP and not recommended
28       it was done by default, now clipping is disabled by default
29     - modify computation and store zetaC/Z in seaice_evp for TAF
30     - add CPP-flag SEAICE_ALLOW_CLIPVELS (undefined by default)
31     - change seaice_calc_viscosities/strainrates for better
32       vectorization after AD by TAF
33     - rearrange common blocks in SEAICE.h once again for easier dumps of
34       adjoint output, adjust adcommon.h and g_common.h
35     - change flux form of default advection scheme for better vectorization
36       of adjoint code
37     - modify lab_sea/input.lsr to test the flux form of default advection
38       scheme
39    o autodiff: fix seaice fields in g_common.h (left over from 3 to 1 level
40      transition in checkpoint61r)
41    
42    checkpoint61x
43    o adjoint: adding two new verification experiments
44      * tutorial_global_biogeo: an online dic sensitivity experiment
45        (work with G. Forget)
46      * tutorial_dic_adjoffline: an offline dic sensitivity experiment
47        (an update of the Dutkiewicz et al., 2006 paper)
48      Both use the same CO2FLUX cost function, but different controls
49      Gradient checks look good, but some recomp. could still be traightened out
50      Should add xx_dic control variable to test at some point
51    o model/src:
52      add run-time parameters to check and/or mask initial Temp & Salt
53    o pkg/ptracers:
54      apply zonal filter (if used) to all passive tracers
55    
56    checkpoint61w
57    o adjoint:
58      * update and finish work on adjoint of dic package (G. Forget)
59      * start adjoint of offline package
60      * bug fix for cube-sphere TLM code (active_file_g.F)
61    o tutorial_global_oce_optim:
62      now tested with 4 tiles (change data.grdchk and update output_adm.txt)
63      and add SIZE.h_mpi for MPI testing
64    o pkg autodiff
65     - fix bug in autodiff_restore
66     - make genmake2 remove comments and empty lines from ad_input_code.f in
67       order to reduce file size (new script file remove_comments_sed)
68    o allows to specify vertical profile of vertical viscosity (viscArNr)
69    o pkg autodiff
70      autodiff_ini_model_io: comment out writing of grid information to netcdf
71      files, because at this time the grid fields are a bunch of zeros
72      (this is analogous to ini_mnc_vars.F)
73    o pkg seaice/autodiff:
74     left-over from removing the 3-time-level fields:
75     - small rearrangement of common blocks (SEAICE.h)
76     - fix field declaration in order to get meaningful output in
77       adseaice.*.nc (adcommon.h)
78    o pkg obcs:
79     - go through NH code only if nonHydrostatic=T
80     - fix restart for Orlanski (Hydrostatic; still to fix NH+Orlanski restart)
81     - move call to OBCS_CALC before SEAICE_MODEL which needs seaice-obc fields
82       => Update output of experiment seaice_obcs
83     - useOBCSbalance: code is wrong with multi-tile / proc: add a stop.
84     - fix NH+Orlanski restart (add wvel OBC value in pickup file)
85     - fix restart for useOBCSprescribe + useEXF
86    o pkg ctrl
87     - make obcs as control parameter work also with useSingleCPUio
88     - replace a few sny and snx by Ny and Nx to be consistent with
89       ctrl_set_globfld_x/yz.F
90    o pkg seaice
91     - re-introduce global field frWtrAtm for the case of
92       ALLOW_MEAN_SFLUX_COST_CONTRIBUTION defined (SEAICE.h, seaice_growth.F)
93     - catch the case of an empty filename in seaice_cost_init_fixed.F
94    o pkg ecco:
95     - small bug fixes in the_main_loop
96      . fix order of monitor arguments
97      . change SEAICE_MULTILEVEL to SEAICE_MULTICATEGORY
98      . move include DYNVARS.h up outside the ALLOW_AUTODIFF_TAMC block so
99        that ALLOW_ECCO_FORWARD_RUN works with NONLIN_FRSURF
100     - replace cos(yc*deg2rad) by _rA in cost_mean_heat/saltflux.F, fix the
101       imbalance diagnostics for wmean_h/sflux = 0
102     - add actual values to f_obcsn/s/w/e in ecco_cost_final.F
103     - catch the case of empty filenames in ecco_cost_init_fixed.F
104       and ecco_readparms.F
105     - fix the logic of wsalt=0.and.wsalt2=0 to wsalt=0.or.wsalt2=0 (and theta)
106       to make this statement meaningfull in ecco_cost_weights.F
107    o pkg zonal_filt:
108      - change ZONAL_FILTER S/R interface (allows to filter 2-D fields)
109      - when using rStar, filter uVel*hFacW instead of uVel
110       (tested without topography: fix a Pb of growing instability with NLFS)
111    o pkg/aim/thsice:
112     -Add capacity to read a Q-Flux to be applied in slab-mixed layer thsice_slab_ocean.F
113      (works as SST restoring)
114    o pkg/thsice:
115     -add specific parameter for salt restoring in slab mixed-layer
116       (by default equal to the temperature restoring)
117    
118    checkpoint61v
119    o pkg/kpp:
120     -add double diffusive contributions as a hack, turned off by default
121      for now, and the code can be excluded with a CPP-flag
122      EXCLUDE_KPP_DOUBLEDIFF just as EXCLUDE_KPP_SHEAR_MIX
123     -add a verification experiments to "vermix" to test this code
124    o pkg/mom_common:
125      Move computation of length scales to mom_init_fixed.F (avoid recomputation
126      at each time-steps*levels).
127    o pkg/layers:
128      Created a new package for computing volume fluxes in temperature or
129      [not yet implemented] density layers, e.g. for calculating residual
130      overturning circulations.
131    o pkg/diagnostics:
132      implement a RS type version for the set of DIAGNOSTICS-FILL subroutines
133    o fix few RS/RL type mismatch (check with ifort 11.1 "-warn all" option)
134    o pkg/mdsio (& pkg/rw): rework high level S/R interface:
135      To avoid mixing type (RS/RL) of input/output array argument,
136      replace single mixed-type array with a pair from each type (RS/RL).
137    o setting pickupSuff force to start from a pickup (even if nIter0=0): this
138      is now implemented for all pkgs (previously only done for the main pickup)
139    
140    checkpoint61u
141    o pkg/obcs:
142      - change OB?eta from _RS to _RL and put them into a separate commen block
143      - add code to read OB?eta from a file via obcs_prescribe_read: the code
144        compiles and does not destroy any other experiments, the data is read
145        properly, but the code is not tested in actual applications
146    o ini_mnc_vars.F: if available (ALLOW_CAL), use startTime_1 and 2 to
147      create a meaningful unit attribute for the time coordinate variable
148    o pkg/ebm: add plenty of missing "_d 0" ;
149       update results of experiment global_ocean_ebm (fwd + adjoint tests)
150      Notes: several pieces of code only works for (very) specific set up
151       (domain size, lat range, etc ...); should be documented & stop if one
152       of those assumptions is not meet.
153    o pkg/seaice: add missing "_d 0" in HSNOW initialisation
154       update results of experiments: lab_sea (3 fwd tests + 2 adjoint tests)
155          and offline_exf_seaice (seaicetd + adjoint).
156    o add missing "_d 0" in ShortWave flux penetration (S/R SWFRAC):
157       update results of experiments: lab_sea (4 fwd tests + 3 adjoint),
158        seaice_obcs, global_ocean.cs32x15 (icedyn & thsice) and natl_box (x2).
159    o few changes to pass when compiling with strick checking of arguments
160       across S/R (allow to find few bugs in S/R calls).
161    o pkg/seaice:
162     - seaice_evp: move if-statement out of loop (TEM) at the cost of 11 new
163       2d-fields, for slightly better performance
164    
165    checkpoint61t
166    o pkg/seaice:
167     - remove unused variables in seaice_evp
168     - reduce number of SQRT in seaice_evp and seaice_calc_viscosities
169    o eeset_parms.F, open_copy_data_file.F & ini_parms.F:
170       named file replacing SCRATCH files (for TARGET_BGL & TARGET_CRAYXT):
171       each processor opens a different file (a fix from Matt).
172    o cg2d:
173       use simple EXCH (overlap size = 1 and ignore corners), like in cg3d.F :
174       this reduces number of EXCH calls by 2 when using exch2.
175       For now, keep previous size array for gc2d_nsa.F to avoid Pb with store
176       directives and missing simple EXCH (exch_s3d_rx) adjoint code.
177    o pkg/thsice:
178       add code for Near Infra-Red albedo (from Jeff)
179       (turned on with run-time flag: thSIce_calc_albNIR, in data.ice).
180    o ini_model_io:
181       move (from packages_readparms.F & initialise_fixed.F) to ini_model_io.F
182       MNC & MONITOR initialisation calls; move MNC calls from {pkg}_readparms.F
183       to {pkg}_init_fixed.F for {pkg}= kpp, seaice & shelfice.
184    
185    checkpoint61s
186    o pkg/exch2 (exch2_rxN_cube*):
187       remove last BARRIER (no need to synchronise after getting data from shared
188       buffer (get) as long as any change to buffer (put,recv) is between BARRIER)
189    o change tiling of natl_box (from 2 to 4 tiles) to get it tested with MPI+MTH
190      and generate new output (for the 2 tests) using default rotationPeriod.
191    o pkg/exch2:
192      - always call exch2_*_cube, not exch-1 anymore, if useCubedSphereExchange=F
193        (was already the case with AUTODIFF_EXCH2 defined)
194      - add bj in exch2 arrays and S/R.
195      - can now use pkg/exch2 for regular (non CS) set-up; switch test experiment
196        MLAdjust to exch2 (identical results except with MPI -> truncation diff);
197    o add pkg/longstep for ptracer timestep a multiple of U/V/T/S timestep
198      - adds deltaT argument to the subroutines TIMESTEP_TRACER DWNSLP_APPLY
199        GAD_ADVECTION GAD_CALC_RHS GAD_IMPLICIT_R GAD_SOM_ADVECT
200      - verification experiment natl_box.longstep
201    o build_options: ifort+mpi_aces optfile (following Constantinos advise):
202      allow different versions of ifort (8 or 9) and different versions
203       of mpi (mpich or mpich2) to be used with the same optfile.
204      requires to load a netcdf module and set MPI_INC_DIR (see comments inside
205       optfile). Change testing scripts (example_scripts/ACESgrid) accordingly.
206    o pkg/seaice:
207      fix previous modif (3-level field removed) for old-pickup reading
208    
209    checkpoint61r
210    o pkg/seaice:
211     - clean up the 3-time levels of UICE,VICE,HEFF,AREA in three steps:
212      1. introduce fields for time step (N-1)
213      2. do not use levels 2 and 3 anymore (but keep them)
214      3. replace 3D versions of UICE,VICE,HEFF,AREA by 2D versions. This
215         includes changes to pkg/thsice/thsice_get_velocity.F,
216         model/src/external_forcing_surf.F, pkg/obcs/obcs_apply_seaice.F, and
217         pkg/obcs/obcs_apply_uvice.F.
218     - completely remove code for leap-frog time stepping for second order
219       advection
220     - adjusted adjoint accordingly;
221       gradient checks have improved by an order of magnitude!
222    
223    checkpoint61q
224    o pkg/seaice: fix bug in free slip boundary conditons for LSOR solver
225     - the boundary conditions along open boundaries are unclear, because the
226       associated masks are set to zero and are thus treated as closed when
227       applying the slip-boundary conditions.
228     - move initialisation of grid variables from seaice_init_varia to _fixed
229    o adding doc/diags_changes.txt
230    o model/src:
231      do_the_model_io: rename few pkg S/R which are called from do_the_model_io,
232       to avoid "_diags" naming if no relation to pkg/diagnostics.
233      ini_theta,ini_salt: fix (at least compile the code) reading from NetCDF
234       file and only call PLOT_FIELD_XYZ if debugMode=T.
235      remove few PLOT_FIELD_XY calls outside initialisation.
236      remove few unnecessary BARRIER.
237    o pkg/salt_plume: add SaltPlumeSouthernOcean to allow disabling
238      of salt_plume package in Southern Ocean
239    o pkg/thsice:
240     - fix hOceMxL in overlap (needed for sea-ice advection);
241       update output of experiment global_ocean.cs32x15.icedyn.
242    o pkg/seaice:
243     - make the (placeholder-)tracer IceAge a little more meaningful
244      by avoiding ridging of age due to convergent ice flow
245     - add diagnostics for surface temperature, atmospheric and oceanic
246       heat flux, and atmospheric and oceanic ice growth
247    
248    checkpoint61p
249    o eesupp (global_max & global_sum):
250     - add one more element to buffer (start at index 0) for GL_MAX/SUM output;
251     - remove starting & endding barrier (no longer needed)
252    o pkg/mdsio, writelocal:
253       works also in multi-threaded when LOCBIN_IO_THREAD_SAFE is undefined
254       (remove the STOP): uses shared buffer IO to store data from all threads
255       and then let master-thread write nThreads tiles.
256    o pkg/mdsio (read/write field):
257     - tiled IO done in 1 piece (all levels at a time);
258     - new header file "MDSIO_BUFF_3D.h" with 3-D buffers.
259     - multi-threaded: allow to read/write local (non-shared) array
260       (was already working with singleCpuIO ; now works also without);
261       => no longer needs barrier call after reading a file (added inside
262       mds_read/write field).
263     - move barrier calls outside gather/scatter_2d to mds_read/write_field
264    o pkg/obcs/exf
265      - exf_getffieldrec.F: add a few ". _d 0" and
266                            add code to catch the case fldperiod = 0.  
267      - obcs_precribe_read.F: change if statements so that they match
268                              the variable type (_RL)
269      - add a separate exf_iprec_obcs to exf_set_obcs (by default equal to
270        exf_iprec) as part of namelist EXF_NML_01
271    o pkg/mdsio:
272      - read/write tiled (local) files: read/write 1-level tile chunk at a time
273        (instead of segment of length sNx); expected to speed up tiled IO.
274    o pkg/exch2:
275      - take buffer copy from/to array out of S/R exch2_send/recv into new
276        S/R exch2_put/get ; Exch of local variable now works with MPI+MTH
277        (tested by removing commom block statement in SOLVE_FOR_PRESSURE.h).
278      - ad version of send/recv no longer needed (but needs exch2_ad_put/ad_get)
279      - simplify argument list of S/R exch2_get_uv_bounds and exch2_get_scal_bounds
280        (which replaces exch2_get_recv_bounds & exch2_get_send_bounds) by
281        including Topology header file (and common blocks).
282      - implement EXCH_IGNORE_CORNERS in scalar exchange (rx1);
283        remove 2nd exch call in exch2_s3d_rx (no longer needed).
284      - document S/R arg. list (+ update some comments)
285    o pkg/seaice:
286      - added SEAICE_CLIM_AIR code, which permits modulation of surface air
287        temperature and humidity over sea ice based on climatological values.
288      - clean up computation of Hibler+Bryan (1987) stress coupling for the case
289        of LSR (this change is expected to change the results slightly because now
290        it uses slightly difference moduli from the second last LSR solution, but
291        that is more consistent with the stress computations; this part of the code
292        is not tested in the verification experiments)
293      - fix diagnostics for flux of ice in case of B-grid
294      - turn strain rates eij and press into global fields within global
295        common block in SEAICE.h for more straighforward diagnostics
296      - fix diagnostics for principal stress components, press, zeta, eta
297        to give something meaning full
298    o change tiling of global_ocean.cs32x15 (12 tiles, 32x16) and generate
299      new output (all 4 tests) using default rotationPeriod.
300    o pkg KPP:
301      - add flag (LimitHblStable) to avoid limiting BL depth under stable conditions
302      - fix vertical indices in RI_IWMIX (match between KPP grid from 0 to Nr+1
303        and normal grid from 1 to Nr)
304    o Fix computations of L4rdt in mom_calc_visc.F
305    o eesupp:
306      new S/R ALL_PROC_DIE (like EEDIE, without irrelevant threads err msg):
307      should be called before a "stop" if we know that all process are going
308      to stop; if one Proc does call this S/R, will hang in MPI_FINALISE.
309    
310    checkpoint61o
311    o pkg/exch2: change check_depths to issue just a warning (instead of error+stop)
312    o model/src/ini_curvilinear_grid.F:
313       compute angleSin/CosC when they are not read from a file
314    o pkg/seaice:
315       add pseudo time stepping for LSOR
316    o pkg/exch2:
317       temporary fix for exch2_s3d_rx; update results of exp. hs94.cs-32x32x5.impIGW
318    o pkg/seaice:
319       Adding separate sea ice albedo, drag coefficients, and HO in Southern
320       Ocean from those in Arctic Ocean.  See *_south in SEAICE_PARAMS.h
321    o SingleCpuIO:
322       fix bug put before chkp61n (May 11), when more than 2 MPI cpu are used.
323    o pkg/seaice:
324       put exchanged variable in (local) common block for MPI+Multi-Threads
325       to work (necessary with exch1, and for now with exch2 too).
326    o verification: to get more experiments tested with mpi, mth and mpi+mth,
327      change tiling of:
328       aim.5l_Equatorial_Channel, aim.5l_LatLon, dome, exp4, global_ocean.90x40x15,
329       hs94.cs-32x32x5, MLAdjust, offline_exf_seaice & tutorial_plume_on_slope
330      update output of exp:
331       exp4, global_ocean.90x40x15(+.dwslp), MLAdjust(all 5),
332       tutorial_plume_on_slope and hs94.cs-32x32x5 (use default rotationPeriod)
333      + ideal_2D_ocean: use default rotation period + test Global_Sum_SINGLECPU
334                       (note: output.txt generated on faulks using only 1 tile)
335    o eesupp & mdsio (SingleCpuIO):
336     - remove MISSING_TILE_IO (from MDSIO_OPTIONS.h), replaced by run-time
337       parameter "W2_useE2ioLayOut" (read from file "data.exch2").
338       Note: was not effective for globalFile & useSingleCpuIO=F; now fixed.
339     - move MDSIO_SCPU.h (pkg/mdsio) to EEBUFF_SCPU.h (eesupp/inc).
340     - fix GLOBAL_SUM_SINGLECPU when using Exch2; re-use same buffers and same
341       gather/scatter S/R as with SingleCpuIO (=> 1 less 2D global RL array).
342    o pkg/exch2:
343     - new code to set-up W2-Exch2 topology (replace matlab-topology-generator):
344       read parameter file "data.exch2" if it exists; otherwise try default regular
345       cube without blank-tile; new header file "W2_EXCH2_SIZE.h";
346     - update matlab-topology-generator (exch2_setup_cs6_print.m) to be compatible
347       with new code (not to be used, just as a backup solution).
348     - add examples (e.g., for lat-lon-cap_120) of parameter file "data.exch2"
349       in utils/exch2/input.
350    
351    checkpoint61n
352    o eesupp & mdsio (SingleCpuIO):
353      - move mapping to global io-buffer inside gather_2d/scater_2d: this save
354        memory (1 less 2D global RL array); skip 1 buffer copy; and only send/
355        receive real*4 array (instead of real*8) to read/write 32.bit files.
356        (new template for gather_2d/scater_2d, new set of S/R MDS_PASS_R4,8toRL,S
357         and remove new mapping S/R)
358    o pkg/mdsio: in preparation for topology-generator within pkg/exch2:
359      - Change declaration of SingleCpuIO buffer, reduced to only 1 dim.:
360        xyBuffer_size, which is set to W2_ioBufferSize from W2_EXCH2_PARAMS.h
361        when using exch2. Add S/R to map global io-buffer to global model array.
362      - uses exch2_global_Nx,y instead of exch2_domain_nxt,nyt.
363    
364    checkpoint61m
365    o write_utils : change WRITE_1D_R8 to WRITE_1D_RL
366      and add 3 other S/R for other types (R4,R8,RS).
367      Change calls to WRITE_0D/1D_R[4,8,S,L] to match the type of argument.
368    o eesupp/inc/CPP_EEMACROS.h (EXCH & GLOBAL_SUM/MAX macros):
369     - ensure suffix (_R4,_R8,_RS,_RL) correspondance between macro and S/R ;
370     - reduce number of macro definitions (keep only those which are used);
371       can always call directly the corrresponding S/R if needed.
372     - everywhere in the code: change macros (EXCH & GLOBAL_SUM/MAX) suffix
373       _R4/_R8 to _RS/_RL when applied to _RS/_RL variable.
374     Fixed wrong type of arg in:
375       atm2d/put_ocnvars.F cheapaml/cheapaml.F ocn_compon_interf/ocn_apply_import.F
376       ctrl/ctrl_map_ini_ecco.F seaice/seaice_do_diags.F seaice/seaice_model.F
377     To fix: global_sum of var in common block is wrong (multi-threaded) in:
378       dic/dic_atmos.F ebm/ebm_area_t.F ebm/ebm_zonalmean.F sbo/sbo_calc.F
379     To fix: aim_v23/aim_do_co2.F (BARRIER & GLOBAL_SUM within bi,bj loops)
380    o adjustment.cs-32x32x1: test "blank tiles" when compiling with mpi; 2nd
381      "nlfs" mpi test is going to stop when checking for unconnected tile egdes.
382    o eesupp/src: new S/R to stop everyone when 1 (or more) Proc. find an error
383    o pkg/exch2: new S/R EXCH2_CHECK_DEPTHS to check that unconnected tile
384      edges are closed (zero depth); might happen with "blank tiles";
385      for now, disabled if using OBCS.
386    o tools/gemake2: delete modifs from March 27-29 2009 (with option "-mpi":
387      link *_mpi files from "MODS" dir) to return to a strait-forward behavior.
388    o move read_write.F to write_utils.F ; new parameter (maxLengthPrt1D)
389      to reduce length of 1.D array print in STDOUT.
390    o adjustment.cs-32x32x1: changed to oceanic test with 1 continent
391      + use 48 tiles (16x8): this will allow to test "blank tiles".
392    o start to test MPI + multi-threaded (change testreport to skip tests
393      where number of tiles do not match).
394    o genmake2: add option "-omp" to turn on Open-MP ;
395      passed to testreport (if using -mth) ; merge few (*+mth) optfiles.
396    o pkg/exch2 (+ utils/exch2): ignore blank tiles (instead of removing them)
397      and keep the original tile numbering. Note: compatible with old
398      W2_EXCH2_TOPOLOGY.h & w2_e2setup.F topology files.
399    
400    checkpoint61l
401    o Overlaps had been forgotten in calculating ijk keys : fixed
402    o fix cyrus makedepend for gcc 4.4
403    o experiment fizhi-cs-aqualev20:
404      switching to new version of S/R GETPWHERE (#define TRY_NEW_GETPWHERE)
405      and generate new output. Note: new output is much closer to the old
406      one (v1.8) generated with pgf77 -O2 on Mar 14 2007 than it is from
407      the previous one (v1.9) generated with pgf77 -O0 on Jun 13 2007.
408    o pkg/fizhi:
409     - change to avoid indices going deliberately over array-bounds
410     - remove unnecessary MPI stuff
411     - perpetual spring equinox with "#define FIZHI_USE_FIXED_DAY"
412     - new version of S/R GETPWHERE available with #define TRY_NEW_GETPWHERE:
413       does not go over array-bounds and therefore returns reliable output.
414     - in fizhi_driver.F & fizhi_turb.F, fix "get_alarm" calls:
415       this S/R has 4 output arguments, which are used inside "get_alarm";
416       when it is called with the same variable "ndum" in place of several
417       output arguments, this produces weird side effect inside "get_alarm"
418      (e.g., datein=dates(n) is overwritten by timein=times(n) since both
419       datein & timein, resp. 2nd and 3rd arg., are pointed to the same "ndum"
420       address) and produces error.
421    o tools/gemake2: (March 27-29 2009)
422      with option "-mpi": link *_mpi files from "MODS" dir (this is what
423      testreport does).
424    o lab_sea experiment: change from 2x1 tiles to 2x2 tiles and regenerate output
425    o pkg/seaice: fix bug in new version of S/R SEAICE_LSR.F:
426       update lab_sea.lsr & lab_sea.salt_plume results
427    o pkg/seaice:
428      Major overhaul of the LSOR solver: change discretization from original
429      finite differences to finite volume. The old routine is still in the
430      file seaice_lsr.F and can be turned on with the CPP-flag
431      SEAICE_OLD_AND_BAD_DISCRETIZATION
432      Along with this change, the discretization of the strain rates is changed.
433      The same flag turns on the old discretization in seaice_calc_strainrates.F
434      All verification experiments with seaice are affected (except for
435      seaice_exf_offline); global_ocean.cs32x15/input.icedyn recovers the old
436      results by setting the above flag.
437      Further changes involve changes in defaults:
438      - ALLOW_FLOODING is defined and turned on by default
439      - SEAICEadvSnow = .true. is now the default
440      - SEAICEadvSalt = .true. is now the default
441      - SEAICEadvAge  = .true. is now the default
442      - SEAICE_clipVelocities  = .false. is now the default
443                                         (as per J. Zhang's recommendation)
444      - B-grid, and thus not tested: SEAICE_TEST_ICE_STRESS_1/EXPLICIT_SSH_SLOPE
445        is defined, SEAICE_TEST_ICE_STRESS_1 is renamed into SEAICE_BICE_STRESS
446      - seaice_growth: replace computation of UG by a simple copy from wspeed
447    
448    checkpoint61k
449    o pkg/seaice: a few bug fixes mostly concerning the metric terms:
450      seaice_lsr: fixed a few metric terms,
451                  affects lab_sea.lsr, lab_sea.salt_plume, seaice_obcs
452                  add more debugging diagnostics
453      seaice_evp: removed superfluous many metric terms of FV discretization
454                  of stress divergence
455                  affects lab_sea, lab_sea.hb87
456      seaice_ocean_stress: removed superfluous many metric terms of FV discretization
457                  of stress divergence for non-evp solver
458                  (this part is not tested anywhere)
459      seaice_calc_strainrates: fixed a bug in no-slip boundary conditions,
460                  they were effectively only half slip
461                  affects lab_sea.hb87
462      updated all relevant verification experiments (except lab_sea//output_adm.txt
463        which was left over, but fails at level 7 & 6)
464    
465    checkpoint61j
466    o pkg/seaice: turn a few hard wired parameters into run time parameters
467    o pkg/seaice/exf/monitor: turn netcdf coordinate variable T into model
468      time in seconds as promised by the usints in seaice_monitor and exf_monitor
469    o pkg/mnc: fix the coordinate variables for multi-tile curvi-linear grids
470      that are not cubed-sphere grids
471    o pkg/seaice: fix a bug for the rare case of SEAICE_VECTORIZE_LSR
472    o pkg/ctrl:
473      fix bug in ctrl_depth_ini.F (EXCH_XYZ was applied to 2-D field xx_r_low)
474    o non-hydrostatic (calc_gw.F):
475      fix viscA4 on CS-grid + fix diagnostics: Wm_Diss & Wm_Advec
476      update output of exp. global_ocean.cs32x15.viscA4
477    o remove backward compatibility for thetaMin,phiMin
478      (replaced by xgOrigin,ygOrigin on Jan 27, 2009)
479    o pkg/exf: fix a serious bug in exf_set_uv.F: do a rotation of the
480      interpolated wind field not only for curvilineargrid=.true., but also
481      for a rotated grid (rotateGrid=.true.)
482    o pkg/exf: add capability to bypass interpolation for runoff
483      by setting yet another CPP-flag
484    o eesupp/src, B-grid exchange:
485      add simple (6 tiles, non MPI) CS exch + standard interface S/R.
486    o autodiff
487      new CPP option ALLOW_TAMC_SINGLEPREC_COMLEV
488      allows to switch to single-prec common blocks;
489      corresponding switch occurs in tamc.h, integer isbyte
490      TAF store directivs "byte" and "kind" seem equivalent;
491      Most tamc.h have been updated correspondingly.
492    
493    checkpoint61i
494    o autodiff:
495      fix autodiff_sore/_restore indices for obcs
496      (spotted by I. Hoteit, M. Mazloff)
497    o pkg/autodiff, pkg/ctrl:
498      Add flag to reduce all tapelev I/O to single-prec.
499      In data.ctrl set
500        doSinglePrecTapelev = .TRUE.
501    o model/src/ini_curvilinear_grid.F, new grid-file format without EXCH2:
502      check in hack for SX8 compiler (for dxV, dyU); remove it afterwards.
503    o pkg/shelfice: fix bug with SHELFICEconserve flag, prepare for
504      real fresh water flux (not yet)
505    o pkg/mdsio & rw:
506     - add argument & option to S/R MDS_WRITEVEC_LOC (avoid Open/Close & write-meta)
507     - add simple interface S/R to MDS_WRITEVEC_LOC in pkg/rw: WRITE_GLVEC_RX.
508    o pkg/flt:
509     - replace FLT_INIT by 3-steps standard initialization S/R: readparms,
510       init_fixed & ini_varia.
511     - clean-up & simplify linear interpolation S/R:
512       move flt_bilinear.F -> flt_interp_linear.F ; add arg. myThid.
513     - fix some indices (mainly vertical index) ; add IMPLICIT NONE.
514     - more efficient I/O, using new options of MDS_WRITEVEC_LOC S/R.
515     - add vert. coordinate & horiz. indices to output files.
516     - change vertical position in initial condition, from index to depth [m].
517     - store horizontal (decimal) indices i,j in common block (instead of coord. x,y)
518       (easier to get to a curvilinear grid) ; delX,delY no longer used.
519    o pkg/ggl90: a few modifications:
520     - fix bottom boundary condition, and interpolation of KappaE
521       near top and bottom
522     - use same set of viscosity/diffusivity for TKE/momnetum/tracer
523     - add smoothing option as in Blanke and Delecluse (1993) (--> ALLOW_GGL90_SMOOTH)
524     - add a few options for mixing-length upper limit (--> mxlMaxFlag)  
525    o rename thetaMin,phiMin -> xgOrigin,ygOrigin
526      (maintain temporary backward compatibility, until next checkpoint)
527    
528    checkpoint61h
529    o pkg/diagnostics with "periodic averaging diagnostics":
530      fix S/R DIAGNOSTICS_COUNT ; hack diagnostics_out.F to get NetCDF output.
531    o pkg/my82: add missing "_d 0" ; update output of exp. vermix.my82
532    o pkg/obcs: fix loop ranges for balancing code
533    o pkg/flt:
534     - improve criteria for finding which tile owns a float.
535     - fix FLT_EXCH for case without MPI ; apply cyclic BC + fix also the MPI case.
536    o Add well-mixed CO2 box in aim_v23 (which includes changes in pkg
537      aim_compon_interf, ocn_compon_interf, gchem, and dic to get coupling
538      with ocean biogeo)
539    o pkg/flt:
540     - do some cleaning and fix the restart ;
541     - add output.txt in flt_example/results to get this pkg tested.
542    o genmake2: add an EXTENDED_SRC option and flag.
543       for now, cannot be turned on on command line (only through genmake_local)
544    o pkg/mdsio: read/write vector:
545     - singleCpuIO: fix RL/RS in MDSWRITEVECTOR by calling new S/R MDS_BUFFERtoRL/RS
546     - singleCpuIO=F: fix arrType & filePrec & _BYTESWAPIO in both MDSREADVECTOR
547       & MDSWRITEVECTOR by calling new S/R MDS_RD/WR_VEC_RL/RS.
548     - affects gradient of test-exp "bottom_ctrl_5x5" (not due to _BYTESWAPIO)
549      (drop to 4 digits matching for grad). But this test does not look very
550      reliable (was already failling on eddy, fc5, at 6.digits). Update output.
551    
552    checkpoint61g
553    o pkg/flt:
554      - move FLT_CPPOPTIONS.h to FLT_OPTIONS.h (standard name)
555       + make OPTIONS file more standard.
556      - rename S/R MDSREADVECTOR_FLT to FLT_MDSREADVECTOR (to mach src file name)
557      - fix _BYTESWAPIO CPP-Flag
558      - standard reading of file-parameter "data.flt"
559      - fix argument list of S/R FLT_RESTART
560      still need to fix _BYTESWAPIO in pkg/mdsio/mdsio_writevector.F
561    o pkg/obcs: fix a CPP-flag, bug reported by Jeff Blundell
562    o gather_2d.F/scatter_2d.F: suppress vectorisation on NEC SX in respond to
563      a still unfixed compiler/optimization bug
564    
565    checkpoint61f
566    o pkg/seaice, LSR solver: fix bug in GLOBAL_MAX calls ;
567      update results of global_ocean.cs32x15.icedyn test.
568    o move getcon.F from model/src to pkg/fizhi.
569    o pkg/exf: add parameter for extrapolation of temp up to the surface
570       and option to prevent negative evap (in bulk_largeyeager04 only).
571    o Prather Advection scheme: fix tracer conservation for divergent flow
572      (e.g., when using NonLin Free-Surface).
573    o kpp: retire KPPmld diagnostics --> use MXLDEPTH instead
574    o gmredi (Visbeck-variable-K):
575     - add more parameters to Visbeck-variable-K.
576     - use a 5 points average for dSigmaR in Visbeck-K calculation
577       (more "homogenous": same stencil and same weights as in dSigmaH)
578     - update output of ideal_2D_oce experiment.
579    o fix CPP-flag REAL4_IS_SLOW, when _RS expands into real*4
580      (#undef REAL4_IS_SLOW)
581     - pkg/mnc/mnc_cw_cvars.F: write _RS-grid variable as netcdf-real*4
582       coordinate variable
583     - pkg/monitor/monitor.F: call mon_printstats_rs for _RS variables
584       (surface forcing fields), removes some of the functionality
585     - model/src/write_grid.F: write _RS variables as RS-netcdf variables
586     - model/src/diags_oceanic_surf_flux.F: fix a few diagnostics, but
587       probably not all: copy _RS surface flux fields to RL field before
588       calling DIAGNOSTICS_FILL
589     - model/inc/CPP_EEMACROS.h: make the _EXCH_*_RS macros expand into
590       real*4 (CALL EXCH_*_RS) versions.
591     - tested in 2 experiments: inverted_barometer & solid-body.cs-32x32x1
592       (generate new output).
593    
594    checkpoint61e
595    o gmredi (Visbeck-variable-K):
596      - fix the "OLD_VISBECK_CALC" option + move the #undef to GMREDI_OPTIONS.h
597      - change computation of Visbeck-K where Slope > Smax :        
598        now: N*min(Slope,Smax) (similar to OLD_VISBECK_CALC with gkw91 taperFct)
599        previously was: M*sqrt(min(Slope,Smax)) ; update ideal_2D_oce output.
600    o bottom-drag in P-coord.: change units of bottomDragLinear & bottomDragQuadratic
601      to be the same as with Z-coord. (i.e., m/s & no-units respectively).
602    o calc_viscosity: fix index range (was wrong for CD-Scheme & explicit Visc)
603    o pkg gmredi, linear & fm07 tapering: put an upper limit on Slope^2 so that Kwz
604      does not become too large (to avoid precision problems in implicit-diffusion
605      solver); update ideal_2D_oce output.
606    o pkg ggl90:
607      - in ggl90_cal.F: compute only one set of visc/diff, used to
608        step forward TKE/T/S/momentum
609      - default value of GGL90viscMax/GGL90diffMax larger and equal (to
610        have Prandlt =1)
611    o gmredi (fm07):
612      - add lower limit on Transition layer thickness + lower limit on 1/lambda
613      - allow to set few more params from data.gmredi
614    o pkg ggl90:
615          - add missing sqrt(2) factor in computation of mixing length
616            scale in ggl90_calc.F
617            (see Eq. (2.35) in Blanke and Delecluse, JPO, 1993)
618    
619    checkpoint61d
620    o adjoint modifs
621      - adapt to new field rhoInSitu
622      - allow to revert from StoreDynVars2D, StoreDynVars3D
623        to individual fields
624        (switches AUTODIFF_USE_OLDSTORE_2D, AUTODIFF_USE_OLDSTORE_3D)
625    o store 3-D (in-situ) density in commom block (DYNVARS.h)
626     - save 1 rho computation.
627     - no longer modify T & S inland when using down_slope pkg.
628    o gad_som : allow to switch to SOM advection for T & S without corresponding
629      pickup files (using new S/R: MDS_CHECK4FILE).
630    o keep removing _BEGIN/_END_MASTER between MDSIO S/R call
631      (for useSingleCpuIO to work in multi-threaded)
632    o pkg/shelfice:
633     - disentangle parameters: retire shelfIceFile in data/PARM05 and substitute
634       with SHELFICEtopoFile in data.shelfice
635     - move code for reading ice shelf topography and modifying hFacC into separate
636       subroutines of the shelfice package
637     - separate initialisation of "fixed" and "variable" variables
638     - kTopC is not (yet) replaced by kSurfC, although this is possible
639    o fix broken diagnostic SIatmFW and changed the units from m/s to kg/m^2/s
640    o add initialisation of deepFac if using Pcoords (new S/R set_grid_factors)
641      and rename:
642      ini_phiref.F          --> set_ref_state.F  (+ set anelastic factors)
643      ini_reference_state.F --> load_ref_files.F (- set anelastic factors)
644    o change FIND_RHO_SCALAR : return rho (instead of rho - rhoConst)
645    
646    checkpoint61c
647    o add option ALLOW_ADDFLUID and run-time selector "selectAddFluid"
648      to add mass source/sink of fluid in the interior (3-D generalisation
649      of oceanic real-fresh water flux).
650    o pkg/monitor: fix recip_dr argument in mon_advcflw2 call (-> advcfl_W_hf_max)
651    o vermix test experiment: switch from LINEAR EOS to MDJWF (not tested before)
652    o new pkg: down_slope
653      density-driven downsloping flow parameterisation (Tellus, 1999, 412-430).
654      - presently, modify T & S inland (dwnslp_calc_rho.F).
655        can be avoided if rho was stored in common bloc and used in calc_phi_hyd.
656      - implementation for ocean in P-coords not tested.
657      - add secondary test to global_ocean.90x40x15 (input.dwnslp) to check this pkg.
658    o move kSurfC,kSurfW & kSurfS from SURFACE.h to GRID.h (next to kLowC)
659      (to facilitate conversion of oceanic pkg to p-coordinate).
660    o change FIND_RHO to FIND_RHO_2D :
661      pass arguments tFld & sFld as local (tile) 2D-arrays ; +fix EOS_CHECK.
662    o new pkg: cheapaml
663    
664    checkpoint61b
665    o exch2:
666      change index bounds in rx2_cube exchanges (new S/R: EXCH2_GET_UV_BOUNDS)
667      - no longer depend on the order sequence (N,S,E,W).
668      - 3rd exchange no longer needed (tested with 24 tiles).
669      - same modif to hand-written adjoint S/R (global_ocean.cs32x15: zero diff)
670      - exch_UV_A-grid readily available (but not yet tested).
671      comment out 3rd exch call and remove copy of V to U at SE & NE face-corners
672      (both are no longer needed) in exch_uv: no effect in forward run; but
673       get truncation error differences with adjoint exch.
674    o exch2:
675     - change index-bounds storage (moved from target to local tile,
676       more intuitive this way) ; rename/remove some variables.
677     - change utils/exch2/matlab-topology-generator & code_mods accordingly.
678    
679    checkpoint61a
680    o exch2/matlab-topology-generator:
681      fix bug in index bounds for N-S internal exchange (hard to tell if this
682      had any effect on the solution).
683    o pkg/mnc: small fix in mnc_handle_err: make sure that length of msgbuf
684      is exceeded
685    o testreport: modify syntax of awk, so that it works also with
686      awk, and not only with nawk and gawk
687    
688    checkpoint61
689    o autodiff
690      Change default for TAF usage by removing argument '-nonew_arg'
691      This changes TAF subroutine argument list (ordering of active var.)
692      Omission of this flag leads to incompatibility w.r.t. TAMC
693      To restore TAMC-compatibility, need following modifs:
694      * use adoptfile tools/adjoint_options/adjoint_tamc_compatibility
695      * use CPP option #define AUTODIFF_TAMC_COMPATIBILITY
696      Tested TAF version is 1.9.22
697      N.B.: exch2 hand-written adjoint code currently not TAMC compatible
698    
699    checkpoint60
700    --->>> This is the last checkpoint for which generating the adjoint
701    --->>> is done via the TAMC-compatibility TAF-flag "-nonewarg"
702    --->>> by default.
703    --->>> Future checkpoints will ommit this flag by default.
704    o pkg/generic_advdiff, os7mp: simplify and avoid division by zero.
705    o pkg/grdchk: Add gradient check to etan0 perturbations.
706    o pkg/exf: read ice area from file (#ifdef ALLOW_ICE_AREAMASK).
707    o pkg/autodiff: more flexibility in zeroadj.
708      model/src: modifying do_oceanic_phys.F accordingly.
709    o pkg/ctrl: Bounds for (kapgm,kapredi,eddypsi) parameter estimation.
710    o model/src and pkg/gmredi: GMREDI_WITH_STABLE_ADJOINT CPP option
711      special setup of gmredi for which the adjoint is stable
712      enough for parameter optimization.
713    o bridging the gap between eddy stress and GM.
714      -> eddyTau is replaced with eddyPsi (eddyTau = f x rho0 x eddyPsi)
715          along with a change in CPP option (now ALLOW_EDDYPSI).
716      -> when using GM w/ GM_AdvForm:
717          The total eddy streamfunction (Psi = eddyPsi + K x Slope)
718          is applied either in the tracer Eq. or in momentum Eq.
719          depending on data.gmredi (intro. GM_InMomAsStress).
720      -> ALLOW_EDDYPSI_CONTROL for estimation purpose.
721      The key modifications are in model/src/taueddy_external_forcing.F
722      pkg/gmredi/gmredi_calc_*F pkg/gmredi/gmredi_*transport.F
723    
724    checkpoint59r
725    o new S/R (pkg/mdsio/mdsio_facef_read.F) reading of sNx+1 x sNy+1 array
726      from per-face file (take S/R READSYMTILE_RS out of ini_curvilinear_grid.F);
727      fix option to read coriolis(@ cell-corner) from files with CS-grid.
728    o pkg/mnc: add some attributes to standard 1D-coordinate variables
729    o pkg/diagnostics: enforce missing_value attribute for scalar variables at
730      mass points, when using mnc for output
731      - add runtime parameter (missing_value, missing_value_int) to override
732        default (which is the value of getcon('UNDEF'))
733    o pkg/mnc: prepare mnc for the actual use of missing values with the
734      diagnostics package: small fix in mnc_cw_readwrite.template and more
735      initialisation of never used fields
736      - replace mnc_common.h and mnc_id_header.h with corresponding upper case
737      versions
738    o pkg/thsice/thsice_ini_vars.F added default initial values so that
739      thermodynamics sea ice solver does not blow up when some initial fields
740      are missing.
741    o move from external_forcing_surf.F to ini_forcing.F
742      the p-coord. hack consisting in using pLoad to set phi0surf ;
743      update output of tutorial_global_oce_in_p (affected @ truncation level).
744    o Freshen up a bit hs94.1x64x5, notably:
745      remove rotationPeriod and tRef=5*0. (adjoint only), and add
746      exactConserv=.TRUE.
747    o pkg/generic_advdiff:
748      change option GAD_ALLOW_SOM_ADVECT to GAD_ALLOW_TS_SOM_ADV which only
749      applies to files where Temperature & Salinity 2nd Order moments are used.
750    o pkg/ptracers: add second-order moment advection schemes (80 and 81);
751      this uses a dynamically allocated internal state data structure
752      (#define PTRACERS_ALLOW_DYN_STATE in PTRACERS_OPTIONS.h)
753      and requires a fortran 90 compiler
754    
755    checkpoint59q
756    o pkg/mom_vecinv: Add energy & enstrophy conserving scheme (selectVortScheme=3)
757       (from Sadourny, described by Burridge & Haseler, ECMWF Rep.4, 1977)
758    o Refresh tutorial_global_oce_biogeo, notably:
759      - change bathymetry (put back seamounts in ACC, use hFacs)
760      - change EOS (POLY3 --> JMD95Z)
761      - use Bryan-Lewis vertical diffusivity
762      - use multidimensional advection
763      - remove old virtual virtual in dic pkg, now done through ptracer pkg
764      - change a couple of parameters in dic pkg
765    o pkg/ctrl: change formula in adctrl_bound.F and add a parameter to ctrl_map_ini_gen.F
766    o pkg/obcs: change default to OBCSfixTopo = .true.,
767      - set OBCSfixTopo=.false. in exp4/input/data.obcs to reproduce old result
768      - replace "debugMode" with "debugLevel .GE. debLevB"
769    o implementation of TAF directives for gchem,cfc,dic
770    o remove "exp5" (replaced by tutorial_deep_convection).
771    o pkg/obcs: add code to fix topography gradients normal to open boundaries;
772      this requires computing the index fields OB_Jn/Js/Ie/Iw in obcs_readparms;
773      the code can be turned on by setting OBCSfixTopo = .true. in data.obcs
774      --> changes results in exp4, seaice_obcs
775    o tutorial_deep_convection :
776      update the set-up and increase resolution and domain size ; start
777      from pseudo initial conditions = output at t=120mn in order to see
778      something happening when running testreport.
779    o pkg/seaice: add os7mp as an advection scheme
780                  add check for advection schemes
781                  add a flag for restoring T and S underneath sea ice
782    o pkg/my82: add netcdf-support and diagnostics
783    o thsice pkg:
784      - Now hsMax limits snow height by turning it into ice following
785        flooding scheme (and now conserving energy)
786      - Slight rewriting of the formula in thsice_calc_thick.F
787      - Parameter rhowi eliminated to be replaced by floodFac = (rhosw-rhoi)/rhos
788      --> changes results of global_ocean.cs32x15.icedyn and global_ocean.cs32x15.thsice
789    
790    checkpoint59p
791    o gchem / dic / cfc :
792      - add useDIC, useCFC , read from "data.gchem" (& hold in GCHEM.h);
793      - add new parameter files: "data.dic" & "data.cfc" ;
794      - various re-arrangement in initialisation & header file ;
795      - fix tutorial_global_oce_biogeo for multi-threaded test.
796    o pkg/dic: test for "pickup_dic" file when restarting ;
797      if no pickup-file, can restart with a re-initialised pH (same as it did
798      before) providing pickupStrictlyMatch is set to False.
799    o change argument list of S/R PTRACERS_WRITE_PICKUP & MYPACKAGE_WRITE_PICKUP
800      + fix call to S/R GGL90_WRITE_PICKUP & DIC_WRITE_PICKUP
801    o add a "warning" (to Error msg file) when an Active Tracer is not using AB-2
802      and staggerTimeStep is off (needed for stability of Internal-wave dynamics).
803    o move out of PARAMS.h & data the last pieces of old-ptracer code: tauTr1ClimRelax,
804     & lambdaTr1ClimRelax ; put those 2 params in PTRACERS_PARAMS.h & data.ptracers
805       (note: not clear to me what lambdaTr1ClimRelax is still used for ...)
806    o pkg/mom_vecinv: - new parameter "selectVortScheme" to select which
807       scheme to use for vorticty-term ;
808     - compute upwindVorticity=T case within mom_vi_u/v_coriolis_c4.F
809       (with default selectVortScheme, return to original discretisation)
810     - remove weird combination (e.g.: upwindVorticity & highOrderVorticity)
811    o pkg/seaice: add a line to the summary to indicate grid type (B/C)
812    o in mom_calc_visc, fix average value of viscAh_W & viscA4_W next to the
813      bottom ; only used with variable horizontal viscosity and non-hydrostatic.
814      also fix diagnostics VISCAHW & VISCA4W.
815    
816    checkpoint59o
817    o dome/code/obcs_calc.F: avoid division by zero (detected using gfortran).
818    o change the loop ordering in most gad_*_adv_x.F to improve vectorization:
819      move a few statemens out the main loop into separate loops
820    o pkg/shelfice:
821      - sort out freshwater flux; convert freshwater fluxes to mass fluxes
822        (kg/m^2/s), does not break tests, because in verification/isomip,
823        rhoConstFresh=rhoConst (by accident)
824      - rearrange computation of tLoc, sLoc, pLoc to make code more efficient
825      - move S/R find_rho_scalar, pkg/ecco/sw_ptmp.F, pkg/ecco/sw_adtg.F into
826        new file model/src/seawater.F, so that they are available for all pkgs.
827      - convert potential temperature into in-situ temperature. This changes the
828        isomip tests => update tests
829    o add a flag writePickupAtEnd (default=true) to be able to suppress
830      writing a pickup at the last timestep
831    o tools/mpack-1.6 :
832      - disable automake (not working) and autoconf (not needed).
833      - update to version 1.6.4 which fix MD5 code on some 64 bits platforms
834        also cleaner with much less compilation warnings.
835    o pkg/profiles:
836      rename profiles_interp_mean_genericgrid as profiles_interp_mean_gg
837      (for "less than 32 characters name" compiler requirement)
838    o pkg/obcs and pkg/exf: added capability to specify seaice open boundary
839      conditions that have a different sampling frequency than S/T/U/V obcs
840    o pkg/diagnostics (stats-diags):
841      - fix global Min/Max in case 1 processor get only empty tiles
842    o genmake2: replace (4 times)
843         make genmake_tc_1.o >> genmake_warnings 2>&1
844      with
845         COMM="$CC $CFLAGS -c genmake_tc_1.c"
846         echo $COMM >> genmake_warnings
847         $COMM >> genmake_warnings 2>&1
848      to make genmake2 always see the value of CC as specified in the optfile.
849    o generic_advdiff: - prather advection scheme (SOM) coded for CS-grid.
850      - add diagnostics for 1srt & 2nd Order moments and sub-grid variance.
851      - modify verification advect_cs test to test SOM-advection on CS-grid.
852    o pkg/ctrl:
853      - Rewrite of ctrl_map_ini_ecco.F,
854        introducing a generic routine (ctrl_map_ini_gen.F).
855      - Modification of ctrl_bound/adctrl_bound handling control vector bounds.
856    
857    checkpoint59n
858    o pkg/diagnostics: for large number of diagnostics, store diagnostic mate
859      number in dedicate array "hdiag":
860      - new version of S/R DIAGNOSTICS_ADD2LIST : DIAGNOSTICS_ADDTOLIST
861        with 1 more argument (mate number); modify old version DIAGNOSTICS_ADD2LIST.
862      - many small changes (integer format) for large number of diagnostics
863      - start to use DIAGNOSTICS_ADDTOLIST (necessary for diagnostics with
864        a counter mate) in pkg diagnostics, ptracers, thsice & aim_v23.
865    o add parameter rotateGrid and Euler angles EulerPhi/Theta/Psi. For
866      usingSphericalGrid, this allows to define the rotated grid coordinates
867      via phiMin/thetaMin/dxSpacing/dySpacing, etc., but then re-compute the
868      geographical coordinates according to the inverse of the rotation defined
869      by the Euler angles, so that Coriolis parameter and online-interpolation by
870      exf works with the geographical coordinates on XC/YC/XG/YG.
871      Naturally, this feature does not work with all packages, so some
872      combinations are prohibited in config_summary (flt, flt_zonal, ecco,
873      profiles), because there the coordinates are assumed to be regular
874      spherical grid coordinates.
875    o pkg/gmredi,ctrl,ecco,autodiff,grdchk and model/src,inc:
876      - introduce isopycnal diffusion coefficient control.
877    o tools/adjoint_options:
878      - additional control vector components.
879    o pkg/mnc: have mnc create marginally meaning full coordinate variables
880      (that is the grid indices) if usingCurvilinearGrid and NOT EXCH2
881    o pkg/mypackage:
882      - add example of read/write pickup for state-var ;
883      - add entry points to the main code for state-vars diags & write-pickup.
884    o pkg/exf: rewrite of exf_getffieldrec.F to properly deal with year
885      transitions for useExfYearlyFields
886      - add new subroutine that determines the file to read from for
887        use*YearlyFields = .TRUE. and .FALSE.
888      - add a verification experiment to global_with_exf that tests
889        useExfYearlyFields with USE_EXF_INTERPOLATION defined
890    o pkg/obcs/exf: add useOBCSYearlyFields (=.FALSE.) to obcs with exf in
891      analogy to useExfYearlyFields; rearrange obcs_prescribe_read: two new
892      subroutines (which could be generated from a template, because they are
893      almost identical), for now they are included in obcs_prescribe_read.F for
894      simplicity
895    o pkg/exf:
896      - add a little more diagnostic to exf_interp_read (in analogy to
897        mds_read_field, can be turned off with debugLevel < debugLevA=1)
898      - improve vectorizability of exf_interp for TARGET_NEC_SX, makes code
899        ugly but fast by unrolling short inner loops, inserting a unroll=8
900        directive in routine lagran, and splitting a loop and making do while the
901        outermost loop (the latter requires the intoduction of index arrays)
902    o pkg/obcs: replace obcs_apply_area/heff/hsalt/hsnow with obcs_apply_seaice
903    o pkg/seaice: moved DIFFERENT_MULTIPLE from seaice_model to seaice_dynsolver
904      http://forge.csail.mit.edu/pipermail/mitgcm-devel/2008-January/003173.html
905    o verification/seaice_obcs: updated for restart test and latest options
906    o pkg/seaice: add a new flag SEAICEuseTEM to use a slightly different
907      ice rheology (so-called truncated ellipse, that gets rid of tensile stress);
908      for now this is only available for the C-grid code and also within
909      #ifdef SEAICE_ALLOW_TEM, because this option may slow down the EVP code
910    
911    checkpoint59m
912    o pkg/seaice: use different time constant for melting (SEAICE_gamma_t)
913      and freezing (SEAICE_gamma_t_frz) ice due to mixed layer temperature
914    o gad_som : fix flux output (& diagnostics) to have same units as other  
915      advection scheme fluxes (was previously multiplied by deltaT).  
916    o added verification/seaice_obcs both to test seaice open boundaries
917      and to provide an example matlab scrpt for generating them
918    o added verification/lab_sea/input.salt_plume for testing pkg/salt_plume
919    o pkg/salt_plume: clean up salt_plume_frac.F to
920      remove redundancy in PlumeMethod 1 and 4
921    o pkg/kpp: added saltplume diagnostics
922    o pkg/obcs and pkg/seaice:
923      - do not set uice and vice to zero when OB*icefile are unspecified
924      - OBCS_SEAICE_AVOID_CONVERGENCE is undefined by default
925      - moved seaice tracer obcs after call to seaice_growth
926    o pkg/salt_plume: added various options for salt plume depth
927      criterion and for vertical distribution of the salt
928    
929    checkpoint59l
930    o pkg/ptracers: new version of ptracers pickup:
931      read meta file and write only fields which are needed to restart.
932      ( same logic as main pickup file ; also using pickupStrictlyMatch )
933    o pkg/seaice:
934      - add timescale for melting due to warm mixed layer as a means of
935        setting SEAICE_availHeatFrac more conveniently
936      - add a CPP-flag/runtime parameter check for flooding algorithm
937      - reformulated availHeat in seaice_growth.F to be independent of AREA
938    o change units attribute of EmPmR netcdf variables to kg/m^2/s to reflect recent
939      unit changes
940    o pkg/obcs: added OBCS_SEAICE_AVOID_CONVERGENCE constraint
941    o cg2d.F: add 3 compiler directives that speed up this routine by 30% on a NEC
942      SX vector computer.
943    o pkg/seaice:
944      - removed SEAICE_FFIELDS.h and seaice_get_forcing.F
945        seaice forcing fields can now be read only through pkg/exf
946      - removed some unused halos
947    o no longer write pickup from THE_MODEL_MAIN but always from FORWARD_STEP
948    o pkg/exf: added useRelativeWind EXF_PARAM.h option for subtracting U/VVEL
949      or U/VICE from U/VWIND before computing U/VSTRESS
950    
951    checkpoint59k
952    o pkg/seaice: ICE2WATR=SEAICE_rhoIce/rhoConst for consistency between
953      dynamics and thermodynamics. Set ICE2WATR=0.92 to reproduce older results.
954    o fix un-initialised variable problem (in mom_vecinv & shap_filt):
955      all experiments pass when compile with un-initialised var. checking option.
956    o added pkg/salt_plume
957    o script to test restart (for now, in MITgcm_contrib/jmc_script)
958    o pkg/seaice: new read/write pickup version.
959      read meta file and write only fields which are needed to restart.
960      ( same logic as main pickup file ; also using pickupStrictlyMatch )
961    o pkg/seaice: fix bug in seaice_ocean_stress (call of seaice_calc_strainrates)
962    o lab_sea.hb87: modify the domain & update output.hb87.txt :
963      lat-long grid & no-slip BC in seaice-dynamics produce different sigma12
964      at j=1 & j=Ny+1 : this case is not treated correctly in the restart
965      process. Fixed here by closing the domain at the Northern boundary.
966    o pkg/rw: cleaning-up: call directly new MDSIO S/R MDS_READ/WRITE_FIELD.
967    o pkg/mdsio: add new arguments to MDS_READ/WRITE_FIELD for reading/writing
968      a set of consecutive levels in/from a 3-D array.
969    o pkg/ptracers:
970      use a 2 characters string ioLabel to identify tracer (if more than 99 tracers).
971      to-do: fix pkg/diagnostics when large number of diagnostics are defined.
972    
973    checkpoint59j
974    o in pkgs: dic, obcs, offline, rbcs:
975      standard way to compute coeff. for time interpolation between 2 time reccords
976      which retains full precision (& make results less dependent on compiler).
977      update output of exp: tutorial_cfc_offline & tutorial_global_oce_biogeo.
978    o pkg/cfc: if compiled with exf and seaice, cfc now can use fields from those
979      packages instead of reading ice cover and wind speed separately
980    o split PTRACERS.h in 2 header files: PTRACERS_FIELDS.h & PTRACERS_PARAMS.h
981     (keep a temporary version of PTRACERS.h in verification/OpenAD/code_ad_openad
982      to allow to compile customized code before the update)
983    o cleaning-up:
984      - fix CPP instruction syntax in pkg/obcs
985      - replace (some) call to MDSIO S/R with call to RW interface S/R ; and
986        add #ifdef ALLOW_MDSIO elsewhere (allows to compile without pkg/mdsio)
987      - fix some threads issue in IO parts.
988    o pkg/dic:
989      - add tons of "_d 0" (--> much better testreports !)
990       and then update outputs of tutorial_global_oce_biogeo
991    o pkg/mom_fluxform:
992      add a special version of momentum advection intended to conserve momentum
993      next to a bathymetry step or a coastline edge. (default = off = #undef)
994    o new read/write pickup version:
995      - for now, only implemented for main (mdsio) pickup file.
996      - write out only what is needed to restart; merge pickup_nh , pickup_ph
997        and main pickup together.
998      - read meta file; read only what is needed to restart; stop if a field
999        is missing (if pickupStrictlyMatch=T, = the default) or try to restart
1000        if it make sense (even if the restart is not perfect).
1001      - if no meta file, assume that pickup to read corresponds exactly to
1002        a pickup that would currently be written.
1003      - read pickup written in the old format (until checkpoint59i) if it
1004        recognizes an old meta file (no field-list).
1005      - add a meta file in exp. which starts from a pickup: 2 cases:
1006        a) minimal meta file (with just file precision) + pickupStrictlyMatch=F
1007         e.g.: global_ocean.90x40x15/input/pickup.0000036000.meta
1008        b) a meta file describing the content of the associated pickup file
1009         e.g.: tutorial_global_oce_biogeo/input/pickup.0004248000.meta
1010    o pkg/mdsio & pkg/rw:
1011      - new routine to read a meta file ; new set of routine to read
1012        Multiple-fields file (with meta file).
1013    o added open boundary conditions capability for seaice
1014        HSNOW, HSALT, UICE, and VICE
1015    
1016    checkpoint59i
1017    o adjoint:
1018      * fix multiDimAdvection adjoint
1019        (partial recomputation problem by TAF for fVerT(:,:,kDown)
1020        and comlev1 size definition (maxpass vs. max. number of tracers)
1021      * verification/global_ocean.90x45x15 adjoint now tests
1022        NLFS and multiDimAdvection using DST3 (=30)
1023      * verification/lab_sea now tests multiDimAdvection using DST3 (=30)
1024    o pkg/kpp: add "_d 0" to real constant (if missing);
1025      update output of exp: natl_box (10.digits); vermix (std, 7.digits)
1026      and lab_sea, 3.FW (only 6,4,6 digits match) & AD (8.digits).
1027    o prepare for "clever pickup" implementation: add new header file "RESTART.h"
1028      for internal parameters related to restart process (formerly from PARAMS.h)
1029      and add startAB parameter to argument list of S/R ADAMS_BASHFORTH2.
1030    o more standard interface to {PKG}_WRITE_PICKUP with pickup suffix passed
1031      as argument. (only atm2d & obcs write_pickup have not yet been updated)
1032    o pkg/monitor:
1033      - use GLOBAL_SUM_TILE instead of _GLOBAL_SUM
1034      - fix mon_stats_rs (statistics over the full domain, even where field is zero)
1035      - account for deep Atmosphere factor and density factor (anelastic)
1036    o added open boundary conditions capability for seaice HEFF and AREA
1037    o pkg/shelfice: add option for convservative form of Hellmer&Olbers (1989)
1038      thermodynamics
1039      - requires a little reorganization, which affects the testreport results
1040        of isomip.htd (only 7 digits of cg2d agree) => update/modify experiment,
1041        so that now the conservative form is tested
1042      - add a few comments
1043    o add missing cvs Header: or Name: in eesupp/*, pkg/* & verification/code*
1044    o add a little bit of code to gad_os7mp_adv_?.F to help vectorization
1045    o add new diagnostics to seaice: advective, diffusive fluxes (only for
1046      multidim-advection, for scheme 2 they are not filled) and transports,
1047      thermodynamic growth rates
1048    o change units of EmPmR (inside the code, + within coupling interface)
1049      from m/s to kg/m2/s (mass flux) but leave input file unchanged.
1050      Affects results @ truncation level (cg2d match) and update output of
1051       experiments: lab_sea(6), global_ocean.90x40x15(10),
1052      global_ocean.cs32x15(11x3,10), natl_box(11), tutorial_global_oce_latlon(11)
1053      + adjoint results: global_ocean_ebm(11) and lab_sea (12).
1054      Coupled set-up: allow to restart from previous pickups (cpl_oldPickup=T).
1055      Next: will retire convertEmP2rUnit (simply using mass2rUnit instead).
1056    
1057    checkpoint59h
1058    o pkg/exf:
1059      - improve vectorization by moving if-statement out of loops in
1060        exf_mapfields, exf_radiation
1061      - exf_bulkformulae.F: introduce 2D fields and vectorize code
1062    o pkg/kpp: added the salt plume scheme (ALLOW_SALT_PLUME) to KPP package
1063    o testreport:
1064      - allow to test for Qnet & SeaIce monitor output; clean-up ALLOW_BULK_OFFLINE
1065        monitor & update offline_exf_seaice exp. output.
1066      - AD testing: pass/FAIL according to Grad. output accuracy (instead of Cost)
1067    o pkg/seaice:
1068      - bug fix in the evp solver: boundary conditions were affected be
1069        masking of zMax/zMin (changes results)
1070      - minor bug fix in boundary conditions in seaice_calc_strainrates
1071        (changes results for no_slip)
1072      - seaice_lsr.F: make interpolation of eta dependent on boundaries
1073      - replace hardcoded lower limit for zeta (zMin) by runtime parameter
1074      - add a test to lab_sea, that tests the Hibler and Bryan (1987) ocean
1075        stress formulation and no-slip boundary conditions
1076    o pkg/ptracers: Temporary fix for PTRACERS_useGMRedi & PTRACERS_useKPP
1077      in gad_calc_rhs.F ; add few safety stops in initialisation phase.
1078    o pkg/seaice: a first HSALT time stepping equation has been checked in
1079    o pkg/seaice: replaced maskW with seaiceMaskU and maskS with seaiceMaskV
1080      in seaice_lsr.F; this solves the pkg/seaice-pkg/obcs problem
1081      without requiring DO-IF statements
1082    o pkg/thsice:
1083      use continuous power-law function for partition of energy between lateral
1084      melting/freezing and thinning/thickening ; old code using step function
1085      still available with #undef THSICE_FRACEN_POWERLAW
1086      update output of exp: aim.5l_cs.thSI, global_ocean.cs32x15.icedyn & .thsice
1087    o testreport: change AD testing : check against results/output_adm.txt
1088      using same scripts as for forward test.
1089    
1090    checkpoint59g
1091    o adjoint testing: in preparation for changing testreport:
1092      - output format: cost and grad written on separated lines
1093      - ad output results in directory "results" (instead of "results_ad")
1094    o pkg/seaice: adding ice salinity HSALT as a prognostic variable
1095    o pkg/seaice: changes for using pkg/seaice with pkg/obcs
1096    o pkg/ecco: allow user defined cost function contributions
1097    o testreport:
1098      Allow to choose (per experiment) the list of tested output variables
1099       and the main variable (used to issue a pass/FAIL ) ;
1100      - for now, done by adding the specific list in file: [exp]/input/tr_checklist
1101      - default is unchanged: >cg2d< , (T,S,U,V,5 tracers)_[min,max,mean,StD] ;
1102      Also modify printing of summary:
1103       a) ">" NN "<" indicates the "main" variable (used for pass/FAIL)
1104       b) echo the list of tested variables in the individual summary.txt of
1105          each experiment.
1106    o new S/R GLOBAL_SUM_TILE to compute global sum independently of number of
1107      threads and number of processes (with #define GLOBAL_SUM_SEND_RECV)
1108      (but still depend on the tile decompostion of the domain).
1109    o pkg/seaice: change a discretization detail to make the B-grid code
1110      "more symmetric". This change is likely to remove all "ridges/leads" that
1111      where quasi-aligned with the grid in B-grid solutions. It may also be
1112      the solution to the stress coupling issues with the B-grid.
1113    o each tested exp: add a "run" directory with a standard ".cvsignore" file ;
1114      remove .cvsignore from input dir. (since testreport no longer run here).
1115    o pkg/thsice:
1116     - cleaning: move common block out of "THSICE_2DYN.h" (removed) to "THSICE_VARS.h"
1117     - fix reshaping of sea-ice just after advection:
1118       melt all the ice only if ice-volume is too small.
1119     - re-visit lateral/thinning repartition of melting (modifs from May 04, 2007):
1120       prevent lateral melting if sea-ice fraction is too close to iceMaskMin ;
1121     and update experiment global_ocean.cs32x15.icedyn (+start from pickup files).
1122    o external_forcing_surf : extend the use of salt_EvPrRn & temp_EvPrRn (fresh-water
1123      tracer content) to linFS or no RealFreshWaterFlux ; default remains unchanged.
1124    o define mass2rUnit & rUnit2mass as units conversion factor, used for surface
1125      forcing. mass2rUnit: from mass per unit area [kg/m2] to r-coordinate unit
1126      (z-coord: =1/rhoConst ; p-coord: =gravity) ; rUnit2mass is just the reverse;
1127      and remove horiVertRatio (& recip_horiVertRatio). Affects truncation error
1128      of exp. global_oce_in_p: 10 16 16 14 16 13 16 16 16 13 13 13 16 13 13 12 16
1129      -> update output.txt
1130    o pkg/cd_code: add brackets in multiple terms sum (S/R CD_CODE_SCHEME):
1131     this affects truncation error: -> update output.txt of exp:
1132      global_ocean.90x40x15 (fw&adm), lab_sea (fw&adm) & lab_sea.lsr,
1133      ideal_2D_oce, isomip.htd, natl_box, tutorial_global_oce_latlon.
1134    
1135    checkpoint59f
1136    o pkg/autodiff: zero_adj resets an ajoint variable to zero (in adjoint mode)
1137    o pkg/ctrl: ctrl_bound  forces parameter corrections to stay in
1138      a bounded range (in forward mode)
1139    o pkg/ecco, ctrl, autodiff and mom_common:
1140     internal parameter controls, completements of implementations
1141    o add few EXCH S/R (UV_BGRID, UV_DGRID, SM) for B & D-Grid velocity & 2nd Moment Sxy.
1142    o use UV_BGRID exch for dxV,dyU: for now, only with pkg/exch2 & forward ;
1143      (not seem any difference in testing results).
1144    o pkg/cd_code: use the right EXCH calls (for CS-grid); but problem remains
1145       at face corners.
1146    o pkg/generic_advdiff:
1147     - in GAD.h, define as parameters (iMinAdvR,iMaxAdvR,jMinAdvR,jMaxAdvR)
1148      loop range indices for computing vertical advection tendency
1149      and do the calculation in the interior only (no overlap) ;
1150      for now, only implemented for SOM advection (to save CPU time).
1151     - add argument "withSigns" to S/R FILL_CS_CORNER_TR_RL (needed for SOM_xy moment)
1152    o exch2 adjoint
1153      First set of changes:
1154      - add exch2 hand-written adjoint templates
1155      - exch2 hand-written no longer use TAF-flag 'nownew_arg'
1156        This will require cleanup in pkg/autodiff/*.F
1157        (changed routines currently kept separate in verif. code/)
1158      - Comment all relevant #ifndef ALLOW_AUTODIFF_TAMC
1159        that used to hide exch2 or cubed-sphere specific code
1160        (commented via 'cph-exch2')
1161    o pkg/seaice
1162      - Close southern and western boundaries for UICE/VICE when useOBCS=.TRUE.
1163    o pkg/bulk_force: fix loading into Qsw of Short-Wave flux; and update
1164       output of global_ocean.cs32x15.thsice .
1165    
1166    checkpoint59e
1167    o exch2: new S/R that only use the cube-tracer (center-position) exchange:
1168      for B-grid vector (not yet tested) and C-grid vector (<- only used
1169      when option W2_USE_R1_ONLY in W2_OPTIONS.h is defined).
1170    o starting implementation of Duffy et al. (GRL 1999) salt plume scheme
1171      (#ifdef ALLOW_SALT_PLUME)
1172    o gather_2d/scatter_2d: removed halo regions
1173    o gmredi: add option (GM_taper_scheme='fm07') for Ferrari & McWilliams 2007
1174      scheme and the corresponding test case (under front_relax dir). For now,
1175      only available with Skew-flux form and not yet tested in realistic set-up.
1176      adjoint: store directives updated, but gradient checks deteriorated,
1177      so maybe GM/Redi adjoint is now broken.
1178    o seaice adjoint
1179      * add AREA, HEFF, HSNOW as control variable
1180        (should not change lab_sea results)
1181      * CTRL_OPTIONS.h needs new flag: CTRL_SET_OLD_MAXCVARS_40
1182    o pkg/seaice:
1183      * added computation of saltFlux in seaice_growth;
1184        For time being, sea ice salinity is assumed constant
1185        contribution of snow flooding to freshening of sea ice is neglected.
1186        SEAICE_salinity is set in SEAICE_PARM01 of data.seaice and it
1187        defaults to 0.0 in order to maintain backward compatibility.
1188        Typical values for SEAICE_salinity are 4 to 10 g/kg.
1189      * replaced dRf(1) with dRf(kSurface)*hFacC(kSurface) in seaice_growth.F
1190      * added SEAICE_availHeatFrac, which specifies fraction of surface level
1191        heat content used to melt or grow ice
1192      * commented out cap of HICE: it helps keep ice thinner
1193      * reintroduced cap of HEFF via MAX_HEFF and SEAICE_CAP_HEFF option
1194      * applied OBCS T/S mask to HEFFM sea ice mask
1195    
1196    checkpoint59d
1197    o standard name: {PKG}_DIAGNOSTICS_STATE to fill diagnostics array
1198     for {PKG} state variables, and called from DO_STATEVARS_DIAGS.
1199     (keep {PKG}_DIAGNOSTICS_FILL for non-state variables diagnostics)
1200    o pkg/gmredi (gmredi_readparms.F): add some missing "_d 0"
1201     and change default value of parameter "GM_Small_Number";
1202     update output of exp: lab_sea (x2), cfc_example, global_ocean.90x40x15,
1203       global_ocean.cs32x15 (x4), global_ocean_ebm, global_with_exf,  
1204       tutorial_global_oce_biogeo, tutorial_global_oce_latlon
1205    o pkg/ecco: cost function when applying pkg/smooth to controls
1206    o pkg/ctrl: add forcingPrecond run time parameter
1207    o pkg/seaice:
1208     - replace ZMIN=4.e8 with ZMIN=0. in dynsolver.F as in C-grid code
1209     - fix bug in metric terms of u-equation in LSR solver (implicit part),
1210       changes verification/lab_sea
1211     - rearrange implicit part of u-equation in LSR solver to make it easier to
1212       read, understand, and debug. This causes changes at the truncation level.
1213     - fix (serious) bug in the boundary conditions (sign error in the implicit
1214       part) of the LSR solver. Changes all LSR results.
1215     - fixed problem with HSNOW initialization to avoid thick snow when AREA
1216       is initilized with small values - does not change lab_sea results.
1217     - added HsnowFile initialization capability
1218    o pkg/smooth: addition to model/src and pkg/ctrl so allow
1219     initialization of pkg/smooth and application to control vector
1220    o pkg/seaice: fix another bug in the LSR no-slip boundary conditons
1221    o dependencies: pkg/profiles requires pkg/cal
1222    o pkg/profiles:
1223     - added option ALLOW_PROFILES_GENERICGRID
1224         -> pkg/profiles can thus be used with any grid (e.g. cs32x15) assuming
1225         that interpolation information (grid points and coefficients) is provided
1226         within the netcdf input files.
1227         -> sample matlab scripts can be found in MITgcm_contrib/gael
1228         that allow you to prepare netcdf input files.
1229     - also modified: cleaner include statements, cleaner error print statements,
1230       cleaner stops when error, and more tests of the netcdf input files consistency.
1231    o additional test (in global_ocean.cs32x15) using seaice+thsice pkgs.
1232    o pkg/seaice:
1233     - move seaice-diagnostics from seaice_do_diags to do_statevars_diags; this
1234       requires a new routine: seaice_diagnostics_fill.F
1235     - make sure that seaice does not move if not forced (pressure replacement
1236       method, Hibler and Ip, 1995), changes results
1237     - and new damping criterion for EVP solver according to Hunke, JCP, 2001
1238     - SEAICE_evpDampC = > 0. turns it on (615. is the recommended value).
1239       It is turned off by default (=-1.), because it changes the results.
1240     - make it possible to read AREA from a file, too.
1241    
1242    checkpoint59c
1243    o add S/R and diagnostics for oceanic mixed-layer depth
1244    o move GMRedi call after all vertical mixing schemes (including KPP)
1245    o pkg/thsice:
1246     - ensure iceMask > iceMaskMin : this problem appeared after May-04 modifs
1247      (melt only laterally if thin ice): update output of global_ocean.cs32x15.thsice
1248  o pkg/obcs:  o pkg/obcs:
1249   - bug fix for balance code   - bug fix for balance code
1250  o pkg/seaice:  o pkg/seaice:
# Line 18  o change calculation of Visbeck K: Line 1259  o change calculation of Visbeck K:
1259    - no longer depend on tapering scheme; instead, compute slope (limited    - no longer depend on tapering scheme; instead, compute slope (limited
1260      by GM_maxSlope). this is equivalent to what was comuted before with      by GM_maxSlope). this is equivalent to what was comuted before with
1261      clipping or linear tappering.      clipping or linear tappering.
1262    - fix vertical averaging (wrong by 1 level)    - fix vertical averaging (wrong by 1/2 level)
1263    - leave the old version (but will not be maintained) within    - leave the old version (but will not be maintained) within
1264      #ifdef OLD_VISBECK_CALC / #endif      #ifdef OLD_VISBECK_CALC / #endif
1265      - update output of exp. ideal_2D_oce
1266  o change error catch in calc_r_star to improve vectorization  o change error catch in calc_r_star to improve vectorization
1267  o exf runoff and seaice: remove ALLOW_SEAICE from exf pkg files and  o exf runoff and seaice: remove ALLOW_SEAICE from exf pkg files and
1268    add #define ALLOW_RUNOFF in SEAICE_OPTIONS.h (when not using exf).    add #define ALLOW_RUNOFF in SEAICE_OPTIONS.h (when not using exf).
1269    o adjoint:
1270      Re-organized adjoint checkpointing according to Matt Mazloff
1271      (but with modifs/completions/cleanups)
1272      Storing is now bundled into large arrays to optimized I/O
1273      (and second step in cleanup of the_main_loop)
1274    
1275  checkpoint59b  checkpoint59b
1276  o coupler (pkg/atm_ocn_coupler, pkg/ocn_compon_interf, pkg/atm2d):  o coupler (pkg/atm_ocn_coupler, pkg/ocn_compon_interf, pkg/atm2d):
# Line 77  o pkg/exf: some cleaning-up: Line 1324  o pkg/exf: some cleaning-up:
1324  o pkg/thsice:  o pkg/thsice:
1325   fix few little problems, in thsice_calc_thickn.F:   fix few little problems, in thsice_calc_thickn.F:
1326    - growth vertically (and not laterally) if iceFrac == iceMaskMax    - growth vertically (and not laterally) if iceFrac == iceMaskMax
1327    - melt laterally only if hIce < hThinIce (as the comments say)    - melt only laterally if hIce < hThinIce (as the comments say)
1328    and in thsice_extend.F:    and in thsice_extend.F:
1329    - allow to form ice even when iceFrac == iceMaskMax (by increasing thickness)    - allow to form ice even when iceFrac == iceMaskMax (by increasing thickness)
1330    - start to form ice as soon as the minimum ice-volume is reachable.    - start to form ice as soon as the minimum ice-volume is reachable.
# Line 114  o in FFIELDS.h: Line 1361  o in FFIELDS.h:
1361       ATMOSPHERIC_LOADING is #define).       ATMOSPHERIC_LOADING is #define).
1362  o pkg/kpp: replaced _KPP_RL with _RL  o pkg/kpp: replaced _KPP_RL with _RL
1363  o bug fixes for vertical diffusivity computations when both KPP and  o bug fixes for vertical diffusivity computations when both KPP and
1364      3D diffusivity arrays are used.      3D diffusivity arrays are used; pkg/kpp/kpp_calc_diff_s & _t.F
1365        are no longer updating the vertical diffusivity array
1366        (passed as argument) but are (re-) setting those arrays.
1367  o pkg/seaice: fix bug in evp solver, while doing that  o pkg/seaice: fix bug in evp solver, while doing that
1368    - change (improve?) discretization of stress computations for both    - change (improve?) discretization of stress computations for both
1369      cgrid-lsr and evp solver      cgrid-lsr and evp solver
# Line 1596  o add two new packages Line 2845  o add two new packages
2845    - my82 (Mellor and Yamada, 1982) level 2 turbulence closure scheme    - my82 (Mellor and Yamada, 1982) level 2 turbulence closure scheme
2846    - these scheme operate in a similar manner as KPP (without ghat, of    - these scheme operate in a similar manner as KPP (without ghat, of
2847      course), however there is only one diffusivity that is used for both      course), however there is only one diffusivity that is used for both
2848      temperature and salinity (and passive tracers)ç      temperature and salinity (and passive tracers)
2849  o add offline package  o add offline package
2850  o add "verification/dic_example" which contains a dic-gchem-ptracer setup  o add "verification/dic_example" which contains a dic-gchem-ptracer setup
2851    provided by Stephanie Dutkiewicz    provided by Stephanie Dutkiewicz

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