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revision 1.519 by heimbach, Thu Jul 28 14:35:47 2005 UTC revision 1.901 by dfer, Mon Oct 29 20:00:45 2007 UTC
# Line 4  $Name$ Line 4  $Name$
4      Notes on tags used in MITgcmUV      Notes on tags used in MITgcmUV
5      ==============================      ==============================
6    
7  o adding precip control xx_precip  o pkg/dic:
8  o moved ptracer ctrl index 17 -> 32    - add tons of "_d 0" (--> much better testreports !)
9       and then update outputs of tutorial_global_oce_biogeo
10    o pkg/mom_fluxform:
11      add a special version of momentum advection intended to conserve momentum
12      next to a bathymetry step or a coastline edge. (default = off = #undef)
13    o new read/write pickup version:
14      - for now, only implemented for main (mdsio) pickup file.
15      - write out only what is needed to restart; merge pickup_nh , pickup_ph
16        and main pickup together.
17      - read meta file; read only what is needed to restart; stop if a field
18        is missing (if pickupStrictlyMatch=T, = the default) or try to restart
19        if it make sense (even if the restart is not perfect).
20      - if no meta file, assume that pickup to read corresponds exactly to
21        a pickup that would currently be written.
22      - read pickup written in the old format (until checkpoint59i) if it
23        recognizes an old meta file (no field-list).
24      - add a meta file in exp. which starts from a pickup: 2 cases:
25        a) minimal meta file (with just file precision) + pickupStrictlyMatch=F
26         e.g.: global_ocean.90x40x15/input/pickup.0000036000.meta
27        b) a meta file describing the content of the associated pickup file
28         e.g.: tutorial_global_oce_biogeo/input/pickup.0004248000.meta
29    o pkg/mdsio & pkg/rw:
30      - new routine to read a meta file ; new set of routine to read
31        Multiple-fields file (with meta file).
32    o added open boundary conditions capability for seaice
33        HSNOW, HSALT, UICE, and VICE
34    
35    checkpoint59i
36    o adjoint:
37      * fix multiDimAdvection adjoint
38        (partial recomputation problem by TAF for fVerT(:,:,kDown)
39        and comlev1 size definition (maxpass vs. max. number of tracers)
40      * verification/global_ocean.90x45x15 adjoint now tests
41        NLFS and multiDimAdvection using DST3 (=30)
42      * verification/lab_sea now tests multiDimAdvection using DST3 (=30)
43    o pkg/kpp: add "_d 0" to real constant (if missing);
44      update output of exp: natl_box (10.digits); vermix (std, 7.digits)
45      and lab_sea, 3.FW (only 6,4,6 digits match) & AD (8.digits).
46    o prepare for "clever pickup" implementation: add new header file "RESTART.h"
47      for internal parameters related to restart process (formerly from PARAMS.h)
48      and add startAB parameter to argument list of S/R ADAMS_BASHFORTH2.
49    o more standard interface to {PKG}_WRITE_PICKUP with pickup suffix passed
50      as argument. (only atm2d & obcs write_pickup have not yet been updated)
51    o pkg/monitor:
52      - use GLOBAL_SUM_TILE instead of _GLOBAL_SUM
53      - fix mon_stats_rs (statistics over the full domain, even where field is zero)
54      - account for deep Atmosphere factor and density factor (anelastic)
55    o added open boundary conditions capability for seaice HEFF and AREA
56    o pkg/shelfice: add option for convservative form of Hellmer&Olbers (1989)
57      thermodynamics
58      - requires a little reorganization, which affects the testreport results
59        of isomip.htd (only 7 digits of cg2d agree) => update/modify experiment,
60        so that now the conservative form is tested
61      - add a few comments
62    o add missing cvs Header: or Name: in eesupp/*, pkg/* & verification/code*
63    o add a little bit of code to gad_os7mp_adv_?.F to help vectorization
64    o add new diagnostics to seaice: advective, diffusive fluxes (only for
65      multidim-advection, for scheme 2 they are not filled) and transports,
66      thermodynamic growth rates
67    o change units of EmPmR (inside the code) from m/s to kg/m2/s (mass flux) but
68      leave input file unchanged. Affects results @ truncation level (cg2d match)
69      and update output of experiments: lab_sea(6), global_ocean.90x40x15(10),
70      global_ocean.cs32x15(11x3,10), natl_box(11), tutorial_global_oce_latlon(11)
71      + adjoint results: global_ocean_ebm(11) and lab_sea (12).
72      Next: will retire convertEmP2rUnit (simply using mass2rUnit instead).
73    
74    checkpoint59h
75    o pkg/exf:
76      - improve vectorization by moving if-statement out of loops in
77        exf_mapfields, exf_radiation
78      - exf_bulkformulae.F: introduce 2D fields and vectorize code
79    o pkg/kpp: added the salt plume scheme (ALLOW_SALT_PLUME) to KPP package
80    o testreport:
81      - allow to test for Qnet & SeaIce monitor output; clean-up ALLOW_BULK_OFFLINE
82        monitor & update offline_exf_seaice exp. output.
83      - AD testing: pass/FAIL according to Grad. output accuracy (instead of Cost)
84    o pkg/seaice:
85      - bug fix in the evp solver: boundary conditions were affected be
86        masking of zMax/zMin (changes results)
87      - minor bug fix in boundary conditions in seaice_calc_strainrates
88        (changes results for no_slip)
89      - seaice_lsr.F: make interpolation of eta dependent on boundaries
90      - replace hardcoded lower limit for zeta (zMin) by runtime parameter
91      - add a test to lab_sea, that tests the Hibler and Bryan (1987) ocean
92        stress formulation and no-slip boundary conditions
93    o pkg/ptracers: Temporary fix for PTRACERS_useGMRedi & PTRACERS_useKPP
94      in gad_calc_rhs.F ; add few safety stops in initialisation phase.
95    o pkg/seaice: a first HSALT time stepping equation has been checked in
96    o pkg/seaice: replaced maskW with seaiceMaskU and maskS with seaiceMaskV
97      in seaice_lsr.F; this solves the pkg/seaice-pkg/obcs problem
98      without requiring DO-IF statements
99    o pkg/thsice:
100      use continuous power-law function for partition of energy between lateral
101      melting/freezing and thinning/thickening ; old code using step function
102      still available with #undef THSICE_FRACEN_POWERLAW
103      update output of exp: aim.5l_cs.thSI, global_ocean.cs32x15.icedyn & .thsice
104    o testreport: change AD testing : check against results/output_adm.txt
105      using same scripts as for forward test.
106    
107    checkpoint59g
108    o adjoint testing: in preparation for changing testreport:
109      - output format: cost and grad written on separated lines
110      - ad output results in directory "results" (instead of "results_ad")
111    o pkg/seaice: adding ice salinity HSALT as a prognostic variable
112    o pkg/seaice: changes for using pkg/seaice with pkg/obcs
113    o pkg/ecco: allow user defined cost function contributions
114    o testreport:
115      Allow to choose (per experiment) the list of tested output variables
116       and the main variable (used to issue a pass/FAIL ) ;
117      - for now, done by adding the specific list in file: [exp]/input/tr_checklist
118      - default is unchanged: >cg2d< , (T,S,U,V,5 tracers)_[min,max,mean,StD] ;
119      Also modify printing of summary:
120       a) ">" NN "<" indicates the "main" variable (used for pass/FAIL)
121       b) echo the list of tested variables in the individual summary.txt of
122          each experiment.
123    o new S/R GLOBAL_SUM_TILE to compute global sum independently of number of
124      threads and number of processes (with #define GLOBAL_SUM_SEND_RECV)
125      (but still depend on the tile decompostion of the domain).
126    o pkg/seaice: change a discretization detail to make the B-grid code
127      "more symmetric". This change is likely to remove all "ridges/leads" that
128      where quasi-aligned with the grid in B-grid solutions. It may also be
129      the solution to the stress coupling issues with the B-grid.
130    o each tested exp: add a "run" directory with a standard ".cvsignore" file ;
131      remove .cvsignore from input dir. (since testreport no longer run here).
132    o pkg/thsice:
133     - cleaning: move common block out of "THSICE_2DYN.h" (removed) to "THSICE_VARS.h"
134     - fix reshaping of sea-ice just after advection:
135       melt all the ice only if ice-volume is too small.
136     - re-visit lateral/thinning repartition of melting (modifs from May 04, 2007):
137       prevent lateral melting if sea-ice fraction is too close to iceMaskMin ;
138     and update experiment global_ocean.cs32x15.icedyn (+start from pickup files).
139    o external_forcing_surf : extend the use of salt_EvPrRn & temp_EvPrRn (fresh-water
140      tracer content) to linFS or no RealFreshWaterFlux ; default remains unchanged.
141    o define mass2rUnit & rUnit2mass as units conversion factor, used for surface
142      forcing. mass2rUnit: from mass per unit area [kg/m2] to r-coordinate unit
143      (z-coord: =1/rhoConst ; p-coord: =gravity) ; rUnit2mass is just the reverse;
144      and remove horiVertRatio (& recip_horiVertRatio). Affects truncation error
145      of exp. global_oce_in_p: 10 16 16 14 16 13 16 16 16 13 13 13 16 13 13 12 16
146      -> update output.txt
147    o pkg/cd_code: add brackets in multiple terms sum (S/R CD_CODE_SCHEME):
148     this affects truncation error: -> update output.txt of exp:
149      global_ocean.90x40x15 (fw&adm), lab_sea (fw&adm) & lab_sea.lsr,
150      ideal_2D_oce, isomip.htd, natl_box, tutorial_global_oce_latlon.
151    
152    checkpoint59f
153    o pkg/autodiff: zero_adj resets an ajoint variable to zero (in adjoint mode)
154    o pkg/ctrl: ctrl_bound  forces parameter corrections to stay in
155      a bounded range (in forward mode)
156    o pkg/ecco, ctrl, autodiff and mom_common:
157     internal parameter controls, completements of implementations
158    o add few EXCH S/R (UV_BGRID, UV_DGRID, SM) for B & D-Grid velocity & 2nd Moment Sxy.
159    o use UV_BGRID exch for dxV,dyU: for now, only with pkg/exch2 & forward ;
160      (not seem any difference in testing results).
161    o pkg/cd_code: use the right EXCH calls (for CS-grid); but problem remains
162       at face corners.
163    o pkg/generic_advdiff:
164     - in GAD.h, define as parameters (iMinAdvR,iMaxAdvR,jMinAdvR,jMaxAdvR)
165      loop range indices for computing vertical advection tendency
166      and do the calculation in the interior only (no overlap) ;
167      for now, only implemented for SOM advection (to save CPU time).
168     - add argument "withSigns" to S/R FILL_CS_CORNER_TR_RL (needed for SOM_xy moment)
169    o exch2 adjoint
170      First set of changes:
171      - add exch2 hand-written adjoint templates
172      - exch2 hand-written no longer use TAF-flag 'nownew_arg'
173        This will require cleanup in pkg/autodiff/*.F
174        (changed routines currently kept separate in verif. code/)
175      - Comment all relevant #ifndef ALLOW_AUTODIFF_TAMC
176        that used to hide exch2 or cubed-sphere specific code
177        (commented via 'cph-exch2')
178    o pkg/seaice
179      - Close southern and western boundaries for UICE/VICE when useOBCS=.TRUE.
180    o pkg/bulk_force: fix loading into Qsw of Short-Wave flux; and update
181       output of global_ocean.cs32x15.thsice .
182    
183    checkpoint59e
184    o exch2: new S/R that only use the cube-tracer (center-position) exchange:
185      for B-grid vector (not yet tested) and C-grid vector (<- only used
186      when option W2_USE_R1_ONLY in W2_OPTIONS.h is defined).
187    o starting implementation of Duffy et al. (GRL 1999) salt plume scheme
188      (#ifdef ALLOW_SALT_PLUME)
189    o gather_2d/scatter_2d: removed halo regions
190    o gmredi: add option (GM_taper_scheme='fm07') for Ferrari & McWilliams 2007
191      scheme and the corresponding test case (under front_relax dir). For now,
192      only available with Skew-flux form and not yet tested in realistic set-up.
193      adjoint: store directives updated, but gradient checks deteriorated,
194      so maybe GM/Redi adjoint is now broken.
195    o seaice adjoint
196      * add AREA, HEFF, HSNOW as control variable
197        (should not change lab_sea results)
198      * CTRL_OPTIONS.h needs new flag: CTRL_SET_OLD_MAXCVARS_40
199    o pkg/seaice:
200      * added computation of saltFlux in seaice_growth;
201        For time being, sea ice salinity is assumed constant
202        contribution of snow flooding to freshening of sea ice is neglected.
203        SEAICE_salinity is set in SEAICE_PARM01 of data.seaice and it
204        defaults to 0.0 in order to maintain backward compatibility.
205        Typical values for SEAICE_salinity are 4 to 10 g/kg.
206      * replaced dRf(1) with dRf(kSurface)*hFacC(kSurface) in seaice_growth.F
207      * added SEAICE_availHeatFrac, which specifies fraction of surface level
208        heat content used to melt or grow ice
209      * commented out cap of HICE: it helps keep ice thinner
210      * reintroduced cap of HEFF via MAX_HEFF and SEAICE_CAP_HEFF option
211      * applied OBCS T/S mask to HEFFM sea ice mask
212    
213    checkpoint59d
214    o standard name: {PKG}_DIAGNOSTICS_STATE to fill diagnostics array
215     for {PKG} state variables, and called from DO_STATEVARS_DIAGS.
216     (keep {PKG}_DIAGNOSTICS_FILL for non-state variables diagnostics)
217    o pkg/gmredi (gmredi_readparms.F): add some missing "_d 0"
218     and change default value of parameter "GM_Small_Number";
219     update output of exp: lab_sea (x2), cfc_example, global_ocean.90x40x15,
220       global_ocean.cs32x15 (x4), global_ocean_ebm, global_with_exf,  
221       tutorial_global_oce_biogeo, tutorial_global_oce_latlon
222    o pkg/ecco: cost function when applying pkg/smooth to controls
223    o pkg/ctrl: add forcingPrecond run time parameter
224    o pkg/seaice:
225     - replace ZMIN=4.e8 with ZMIN=0. in dynsolver.F as in C-grid code
226     - fix bug in metric terms of u-equation in LSR solver (implicit part),
227       changes verification/lab_sea
228     - rearrange implicit part of u-equation in LSR solver to make it easier to
229       read, understand, and debug. This causes changes at the truncation level.
230     - fix (serious) bug in the boundary conditions (sign error in the implicit
231       part) of the LSR solver. Changes all LSR results.
232     - fixed problem with HSNOW initialization to avoid thick snow when AREA
233       is initilized with small values - does not change lab_sea results.
234     - added HsnowFile initialization capability
235    o pkg/smooth: addition to model/src and pkg/ctrl so allow
236     initialization of pkg/smooth and application to control vector
237    o pkg/seaice: fix another bug in the LSR no-slip boundary conditons
238    o dependencies: pkg/profiles requires pkg/cal
239    o pkg/profiles:
240     - added option ALLOW_PROFILES_GENERICGRID
241         -> pkg/profiles can thus be used with any grid (e.g. cs32x15) assuming
242         that interpolation information (grid points and coefficients) is provided
243         within the netcdf input files.
244         -> sample matlab scripts can be found in MITgcm_contrib/gael
245         that allow you to prepare netcdf input files.
246     - also modified: cleaner include statements, cleaner error print statements,
247       cleaner stops when error, and more tests of the netcdf input files consistency.
248    o additional test (in global_ocean.cs32x15) using seaice+thsice pkgs.
249    o pkg/seaice:
250     - move seaice-diagnostics from seaice_do_diags to do_statevars_diags; this
251       requires a new routine: seaice_diagnostics_fill.F
252     - make sure that seaice does not move if not forced (pressure replacement
253       method, Hibler and Ip, 1995), changes results
254     - and new damping criterion for EVP solver according to Hunke, JCP, 2001
255     - SEAICE_evpDampC = > 0. turns it on (615. is the recommended value).
256       It is turned off by default (=-1.), because it changes the results.
257     - make it possible to read AREA from a file, too.
258    
259    checkpoint59c
260    o add S/R and diagnostics for oceanic mixed-layer depth
261    o move GMRedi call after all vertical mixing schemes (including KPP)
262    o pkg/thsice:
263     - ensure iceMask > iceMaskMin : this problem appeared after May-04 modifs
264      (melt only laterally if thin ice): update output of global_ocean.cs32x15.thsice
265    o pkg/obcs:
266     - bug fix for balance code
267    o pkg/seaice:
268      - allow values of SEAICE_elasticParm > 1
269      - add new parameter SEAICE_evpTauRelax as an alternative
270        to SEAICE_elasticParm
271      - make lsr boundary conditions free slip (by default), changes result
272      - add code for no slip boundary conditions for lsr
273      - set minimum of zeta to zero (and not 4e8) (changes results)
274      - add a cap on AREA after advecting AREA if seaice_growth is not called
275    o change calculation of Visbeck K:
276      - no longer depend on tapering scheme; instead, compute slope (limited
277        by GM_maxSlope). this is equivalent to what was comuted before with
278        clipping or linear tappering.
279      - fix vertical averaging (wrong by 1/2 level)
280      - leave the old version (but will not be maintained) within
281        #ifdef OLD_VISBECK_CALC / #endif
282      - update output of exp. ideal_2D_oce
283    o change error catch in calc_r_star to improve vectorization
284    o exf runoff and seaice: remove ALLOW_SEAICE from exf pkg files and
285      add #define ALLOW_RUNOFF in SEAICE_OPTIONS.h (when not using exf).
286    o adjoint:
287      Re-organized adjoint checkpointing according to Matt Mazloff
288      (but with modifs/completions/cleanups)
289      Storing is now bundled into large arrays to optimized I/O
290      (and second step in cleanup of the_main_loop)
291    
292    checkpoint59b
293    o coupler (pkg/atm_ocn_coupler, pkg/ocn_compon_interf, pkg/atm2d):
294      - export/import (between ocean & coupler) fields needed for ocean DIC.
295    o pkg/seaice:
296      - get rid of three more exchanges seaice_calc_viscosities (required
297        different loop boundaries in seaice_lsr and seaice_ocean_stress)
298      - bug fix in seaice_ocean_stress (update of lab_sea required)
299      - reduce loop boundaries to necessary minimum also in seaice_evp
300      - go back to the old way of computing deltaC/Z as the adjoint likes that
301        better
302    o Refresh of tutorial_global_oce_latlon (includes changing salinity-like
303      passive tracer to an Age Tracer) + update output.txt
304    o pkg/exf:
305      - implement A-grid / C-grid selection for wind-stress input files.
306      - clean-up exf_wind.F (remove us, use wspeed instead ; add wStress)
307      for now, in exf_bulk_largeyeager04.F only :
308      - change implementation for case where windspeed + 2. components wind-stress
309        are read-in. AND use rhoConstFresh to convert evap.
310    o pkg/seaice:
311      - use correct EXCH_UV for wind-forcing (on A-grid).
312      - change SEAICE_OPTIONS.h to limit the number of option combinations (regarding
313        SEAICE_EXTERNAL_FORCING & SEAICE_EXTERNAL_FLUXES); add corresponding stops.
314    o pkg/exf:
315      - default EXF options are now set in EXF_OPTIONS.h (ifndef ALLOW_AUTODIFF_TAMC)
316      EXF_INTERPOLATION:
317      - merge global_with_exf/code version of exf_interp_read.F
318        to the main code ;
319      - Add new option: EXF_INTERP_USE_DYNALLOC to use Dynamical Allocation when
320        reading the file ; Important: This options needs to be defined to recover
321        previous code.
322        otherwise, use fixed size array to read in (size=exf_interp_bufferSize).
323      - no longer loose real*8 precision along the way when using exf_iprec=64.
324    o pkg/seaice: rearrangement of common blocks (really needs more cleaning up)
325      - change discretisation of evp-solver in order to avoid another exchange
326        (changes lab_sea) and clean up a little
327      - replace SQRT(MAX(deltaC,SEAICE_EPS)) by MAX(SQRT(deltaC),SEAICE_EPS)
328        help the adjoint (this also changes the results slightly)
329      - add a few "_d 0" where they had been missing in seaice_evp.F
330      - cleaning up: remove unused seaice_calc_rhs.F
331    o pkg/exf: some cleaning-up:
332      - change various "constants" into runtime parameters
333      - cleaned-up Large&Yeager04 routine which should eventually
334        replace exf_bulkformulae.F (changed names of S/R and CPP)
335        and merged various ALLOW_ATM_WIND options
336     only used with thsice pkg (in thsice_get_exf.F):
337      - implement fixed turbulent transfert Coeff over ice (as in Large&Yeager04)
338        which are used when useStabilityFct_overIce=TRUE (= the default)
339      - change default values of ice & snow emissivity and scale downward LW
340        by ice & snow emissivity.
341    o pkg/thsice:
342     fix few little problems, in thsice_calc_thickn.F:
343      - growth vertically (and not laterally) if iceFrac == iceMaskMax
344      - melt only laterally if hIce < hThinIce (as the comments say)
345      and in thsice_extend.F:
346      - allow to form ice even when iceFrac == iceMaskMax (by increasing thickness)
347      - start to form ice as soon as the minimum ice-volume is reachable.
348     update output of test-exp: aim.5l_cs(thSI), global_ocean.cs32x15(thsice),
349      and cpl_aim+ocn
350    o pkg/kpp
351     - move computation of surface related input fields to KPP into a new
352       subroutine kpp_forcing_surf.F
353     - remove wrong (within bi,bj loops) EXCH calls.
354     - little cleaning (add argument myThid in last position, cvs header ...)
355     - for now, fix conservation problem by exchanging KPPviscAz (may not
356       be the best fix)
357    o pkg/seaice
358     - check for inconsistent evp parameter/cpp-flag combination
359     - remove leftover errIO flat for obsolete name list error handling
360    o OpenAD
361     - changed verification/OpenAD to full baroclinic setup (including GM/Redi)
362    
363    checkpoint59a
364    o pkg/seaice: some parameter clarifications and a little bit of clean up
365    o pkg/thsice: rename run-time parameters:
366       himin       -> hIceMin
367       himin0      -> hThinIce
368       hihig       -> hThickIce
369       i0          -> i0swFrac
370       transCoef   -> bMeltCoef
371       frac_energy -> fracMelting
372      add new parameters: hNewIceMax, fracFreezing, dhSnowLin
373       with default values (for now) that do not change the results.
374      remove old version of thsice vars advection in pkg/seaice.
375    o in FFIELDS.h:
376      - replace #ifndef ALLOW_EXF  by #ifndef EXCLUDE_FFIELDS_LOAD
377      - make pLoad & sIceLoad always available (but still only used if
378         ATMOSPHERIC_LOADING is #define).
379    o pkg/kpp: replaced _KPP_RL with _RL
380    o bug fixes for vertical diffusivity computations when both KPP and
381        3D diffusivity arrays are used; pkg/kpp/kpp_calc_diff_s & _t.F
382        are no longer updating the vertical diffusivity array
383        (passed as argument) but are (re-) setting those arrays.
384    o pkg/seaice: fix bug in evp solver, while doing that
385      - change (improve?) discretization of stress computations for both
386        cgrid-lsr and evp solver
387      - add a new routine to compute strain rates
388      - the above changes lab_sea results
389      - add no slip conditions for evp solver (off by default), lsr-version
390        may follow
391      - fix exchange for shear at Z-points (does not change lab_sea)
392      - retire SEAICEuseEVP, instead turn on EVP by setting SEAICE_deltaTevp
393        (to force the user to pick a time step since there is not "safe" way
394        of choosing it)
395      - add principal stress diagnostics
396      - rearrange fields for evp a little to avoid having to call a: too many
397        exchanges and b: exchanges for stress trensor components which we do
398        not have.
399      - modify Hibler+Bryan (1987) stress coupling so that it reuses information
400        of evp, complete rewrite for lsr case (latter is does not yet work
401        in all cases)
402    o pkg/kpp: add code to have mixing in shelf ice caverns
403      - add myThid to all kpp routines (long overdue)
404    
405    checkpoint59
406    o pkg/exf:
407      - fix wind-stress location: defined on A-grid (if ALLOW_ATM_WIND &
408        ALLOW_BULKFORMULAE or USE_EXF_INTERPOLATION), otherwise, defined on C-grid
409      - move exf header files from lower_case.h to UPPER_CASE.h ;
410        add missing cvs Header & Name
411      - add adjoint routines and flow dirs for newly used exch_uv_agrid routines
412      - add namelist param. selectStressGridPosition, exf_monFreq
413      - retire many _CLIM routines, and remove data.exf_clim
414        + params moved to data.exf
415        + climsst, climsss now handled by exf_set_gen, i.e.
416          climss?period=0 refers to constant field,
417          climss?period=-12 to monthly forcing
418      - split up namelists in data.exf
419    o pkg/seaice:
420      - remove seaice_exch and seaice_exch_uv
421      - remove superfluous exchange of theta
422      - add myThid to seaice_budget_ocean/ice
423      - add new interface for atmospheric wind forcing (C-grid only)
424        + new routine
425        + two new field (taux, tauy for stress over ice)
426        + removed one global field (DAIRN) for C-grid case only
427    o pkg/thsise
428      - 2nd set of modifs for thsice adjoint in conjunction with exf
429    o enable runtime flag useEXF (useCAL is set to .T. if useEXF=.T.)
430    
431    checkpoint58y_post
432    o Added capability for latitudinal dependence of Bryan and Lewis, 1979
433      vertical diffusivity, similar to that in MOM4; turned on using
434      #define ALLOW_BL79_LAT_VARY in CPP_OPTIONS.h and specified using
435      diffKrBL79*, diffKrBLEQ*, and BL79LatVary in runtime data file.
436    o Added capability for 3D specification of background vertical diffusion
437      coefficient.  This is done by (i) #define ALLOW_3D_DIFFKR
438      in CPP_OPTIONS.h and (ii) specifying file diffKrFile in runtime
439      "data" file that contains the 3D vertical diffusivity coefficients.
440    o ice dynamics (pkg/seaice) with thsice thermodynamics:
441      - add code within pkg thsice to advect & diffuse sea-ice fields
442      similar to (and will replace) what has been added in  seaice_advdiff.F,
443      but: - conserving Mass, Heat & Salt.
444           - better when using non-linear advection scheme (not yet fully tested)
445           - can also be used in atmospheric set-up (for now, only the diffusion).
446    
447    checkpoint58x_post
448    o IO option for global-file compact format:
449      - add options when generating topology (utils/exch2/matlab-topology-generator)
450      - add I/O capability (pkg/mdsio).
451      - adapt utils/matlab/rdmds.m to read this format.
452      for now long-line format not yet supported by pkg/mdsio (& exch2).
453    o shelfice: add a few diagnostics
454    
455    checkpoint58w_post
456    o p-coord. non-hydrostatic using reference profile for w <-> omega conversion:
457      rVel2wUnit & wUnit2rVel are computed from reference profile Tref,Sref
458      (and replace horiVertRatio in NH code).
459      Update output of exp.: tutorial_global_oce_in_p (useNHMTerms !)
460                         and tutorial_plume_on_slope (sensitive to truncation)
461    o seaice: if ALLOW_ATM_WIND is undefined use wind stress
462      directly to drive seaice model (C-grid only)
463    o exf: when input wind-stress (#undef ALLOW_ATM_WIND):
464     - reintroduce computation of wind from stress,
465     - compute tau (in exf_bulkformulae.F) from windstress averaged to
466       mass points to avoid tau = 0
467     - fix serious bug: (1/3) in Fortran is not the same as (1./3.)
468    o rdmnc.m: make it work with "global" files created with gluemnc
469    o rdmnc.m : some improvements in dealing with singleton dimension
470      (tested on all testreport mnc output files).
471    o genmake2: disable pkg/profiles if netcdf test fails.
472    o cpl_aim+ocn exp.: use consistent rhoConstFresh in Atm & Ocn; update output.
473    o move call to cal_readparms up to make calendar parameters/variable available
474      to all packages
475    
476    checkpoint58v_post
477    o change EOS (from POLY3 to JMD95P) in global_ocean.90x45x15 to get
478      useDynP_inEos_Zc tested.
479    o pkg/exf: changes to properly interpolate/mask/scale initial fields
480    o utils/matlab/cs_grid/read_cs: routines to speed up reading of CS510 fields
481      and portions thereof.  See read_cs.txt for description and examples.
482    o utils/matlab/cs_grid/bk_line: to compute transport through passages,
483      add a script (grt_circ_bkl.m) to generate broken-line between 2 points,
484      following the great-circle arc between those 2 points.
485    o trap un-initialized variable with pathscale compiler on weddell.mit.edu
486      (thanks to Constantinos): fix few problems and get (almost) all exp to pass.
487    o 2nd-Order Moment Advection Scheme (Prather, 1986): first check-in
488     - enable by setting #define GAD_ALLOW_SOM_ADVECT (in GAD_OPTIONS.h)
489     - used without limiter (AdvScheme=80) or with Prather limiter (AdvScheme=81)
490     - still needs work (not working with some options ; efficiency to improve)
491       and serious testing.
492     - use this scheme for temperature & salinity in 2 advection test exp.:
493       advect_xy & advect_xz, respectively.
494    
495    checkpoint58u_post
496    o new test-exp: fizhi-cs-32x32x40 (40 levels) to replace the 10 levels.
497    o move call to INI_FORCING from PACKAGES_INIT_VARIABLES to INITIALISE_VARIA.
498    o testreport: add option "-skipdir" to skip some test.
499    o exf: when input wind-stress (#undef ALLOW_ATM_WIND), by-pass turbulent
500      momentum calculation.
501    o gad_advection: fix vertAdvecScheme (if different from advectionScheme)
502    o some cleaning: usePickupBeforeC35 no longer supported ; remove this option.
503      remove checkpoint.F and the_correction_step.F (no longer used);
504      do the k loop inside CYCLE_TRACER (supposed to be more efficient).
505    o add option (linFSConserveTr) to correct for tracer source/sink due to
506      Linear Free surface
507    o pkg/seaice: fix a bug in the flooding algorithm: turn off the snow machine
508    o pkg/thsice: fix reading mnc-pickups
509    
510    checkpoint58t_post
511    o pkg/diagnostics: fix multi-threaded output (when singleCpuIO=F)
512    o pkg/mdsio:
513     - clean-up mdsio_readfield.F & mdsio_writefield_new.F and
514       move to new files: mdsio_read_field.F (S/R MDS_READ_FIELD) &
515       mdsio_write_field.F (S/R MDS_WRITE_FIELD);
516     - fix multi-threaded singleCpuIO option in MDS_WRITE_FIELD
517     - collect old S/R  in one file: mdsio_rw_field.F (now just a call to
518       either MDS_READ_FIELD or MDS_WRITE_FIELD )
519     - new S/R (to replace MDSWRITEMETA), which allows to write more
520       informations (variable names, time ...) to meta files.
521     - modify rdmds.m to give back the meta file content.
522    o pkg/diagnostics: change vertical interpolation to be safer, and more
523       flexible (define p-levels to interpolate to in data.diagnostics);
524      add argument to S/R DIAGNOSTICS_GET_POINTERS to catch the right
525       diagnostic pointer.
526    o pkg/seaice: more cleaning up of seaice_growth, added many comments
527    o pkg/exf: put runoff0 and runoff1 into the appropriate common block
528    o fix multi-category seaice:
529     - change cpp flag SEAICE_MULTILEVEL to more meaningful name:
530       SEAICE_MULTICATEGORY
531     - fix short wave heat flux
532    o pkg/seaice: change default (SEAICE_OPTIONS.h): use C-grid dynamics
533       and allow to use EVP solver. Change forward lab_sea: test both EVP
534       solver and LSR solver, and use C-grid dynamics (like lab_sea adjoint)
535    o Initial check-in of lab_sea adjoint
536      (very similar to natl_box_adjoint/code_seaice)
537      * used C-grid and EVP solver
538      * used KPP, GM/Redi
539      * uses inAdExact=.TRUE.
540      * gradient checks fail for both ADM and TLM
541        due to sensitive snow melt code in seaice_grwoth (look for "JZ")
542        f.d. gradients actually seem more problematic than ADM, TLM gradients;
543        issue is related to forward mismatch between g77 an ifort
544    o pkg/seaice: overhaul of thermodynamics
545     - growth.F and groatb.F are replaced by new routine seaice_growth.F
546     - budget.F is replaced by two new routines seaice_budget_ocean/ice.F
547     - move a few global fields out of SEAICE.h into seaice_growth.F and
548       make them 2D (FICE/QNETO/ ...)
549     - remove FO (it is the same as QNETO)
550     - introduce a few local fields to avoid modifying external fields such
551       as atemp, etc.
552    
553    checkpoint58s_post
554    o pkg/exf: moved exf_init_runoff.F to exf_init.F and exf_set_gen.F
555      changed exf_set_gen.F so that
556        genperiod=0 means input file is one time-constant field and
557        genperiod=-12 means input file contains 12 monthly means
558    o CG2D: use pre-computed solver main-diagonal (stored in common block);
559      this affects truncation error ; generate new output file for exp. which
560      fails: exp4(12d), fizhi-cs-aqualev20(12d), front_relax(10d),
561        global_ocean.90x40x15(10d), global_ocean.cs32x15(10d).thsice(11d).viscA4(10d),
562        ideal_2D_oce(10d), internal_wave(09d), isomip.htd(11d), matrix_example(07d),
563        MLAdjust(4x11d,12d), natl_box(11d), rotating_tank(12d),
564        tutorial_global_oce_in_p(10d), tutorial_plume_on_slope(11d),
565        vermix(12d).ggl90(12d).my82(11d).opps(12d).pp81(11d)
566    o start implementation of deep-atmosphere and anelastic formulation
567    o verification: remove 2nd copy of input files and use script "prepare_run"
568      to make a symbolic link to the 1rst copy (reduce downloaded size by ~81.M)
569    o mom_common/vecinv/fluxform: fix a few initialisation isssues
570    o profiles: fix for multithreaded case
571    
572    o diagnostics: rename few diags:
573      s/'PRESSURE'/'RCENTER '/g
574      s/'TICE    '/'oceFreez'/g
575      s/'TAUX    '/'oceTAUX '/g
576      s/'TAUY    '/'oceTAUY '/g
577      s/'SWFLUX  '/'oceQsw  '/g
578      s/DIFx/DFxE/g
579      s/DIFy/DFyE/g
580      and add few ocean-forcing diagnostics:
581      atmPload, sIceLoad, oceQnet, oceFWflx, oceSflux, surForcT & surForcS
582    o modifications to pkg/seaice/growth.F and budget.F, which change results of
583      lab_sea experiment: HSNOW was sometimes treated as effective and sometimes
584      as actual snow thickness.  It now refers everywhere to effective snow
585      thickness, meaning that for non-zero AREA, actual thickness is HEFF/AREA.
586    
587    checkpoint58r_post
588    o modifications to pkg/seaice/growth.F, which change results of
589      lab_sea experiment: fixes pertain to melting snow over open water, to
590      masking EVAP under sea ice, and to using the correct AREA variable for
591      computations of EVAP, PRECIP, HSNOW, and GHEFF
592    o add ability to read bathy, salt, and theta using MNC (off by def)
593    o add flooding algorithm and advection of HSNOW for pkg/seaice;
594      both are turned off by default and do no change any results
595    o seaice advection with pkg/thsice: a step toward the use of non-linear
596      advection scheme, but #ifdef or commented out for now (requires more EXCH).
597    o use standard version of PTRACERS_INI_VARIA in tutorial_tracer_adjsens
598      (identical results) and the standard version of EXTERNAL_FIELDS_LOAD
599      in natl_box (affects results @ truncation level: update output.txt)
600    o multi-threading and IO:
601      - replace some call to MDSIO S/R by the corresponding READ/WRITE_FLD S/R.
602      - remove most of BEGIN_MASTER/ END_MASTER around READ/WRITE_FLD S/R calls
603        (needed to work with SingleCpuIO): tested in all verif. exp.
604    o GAD: use simpler DST3 formulation as default (old version left within #ifdef)
605      affects the results (but none of the verification test uses this scheme).
606    o Adding some pkg/diagnostics capability to pkg/seaice
607      (will certainly be subject to changes)
608    o ctrl: adding new control variables:
609      lwflux, lwdown, evap, snowprecip, apressure, runoff
610    
611    checkpoint58q_post
612    o added CPP_EEOPTIONS.h flag DISABLE_MPI_READY_TO_RECEIVE.  Speeds up
613      1/6-deg Southern Ocean configuration by 8% on IBM Datastar and
614      high_res_cube configuration by 4% on Columbia.
615    o clean-up multi-threaded problems (reported by debugger tcheck on ACES);
616      add (in global_with_exf/code) a version of EXF_INTERP_READ without
617      dynamical allocation (seems to work in multi-threaded).
618    o new function "MASTER_CPU_IO" (=T if master thread & master CPU, if using
619      single CPU io) so that TAF does not have to see EESUPPORT.h
620    o pkg/seaice: implement sea-ice loading (when using RealFreshWaterFlux)
621    
622    checkpoint58p_post
623    o obcs: stop if obcs is used with useCDscheme = .true.
624    o shelfice:
625     - fix a sign error so that no slip at shelfice interface works
626     - remove stop for combination non-hydrostatic code and shelfice. That does
627       not mean, that the results are correct, but at least they are numerically
628       stable
629    o diagnoctics: modify UVELPHI and VVELPHI to include hfac (i.e. mass-weighted)
630    o added adjoint exch routined for all exch*3d* routines
631      and updated flow directives
632    
633    checkpoint58o_post
634    o replace calls to EXCH_Z & EXCH_UV_AGRID: use the new _3D_ version ;
635      remove old subroutines (_XY_ & _XYZ_); update the adjoint version.
636    o change controling S/R for writing pickup file (new S/R do_write_pickup)
637      and clean-up reading/writing of pickup files.
638    o fix local version of read/write pickup (NH part) in rotating_tank/code
639    o simplify EXCH interface:
640     - change _XYZ_ interface to _3D_ subroutine (with 3rd dim in argument list)
641     - not often used EXCH S/R (exch_z, exch_uv_agrid): keep only the _3D_ version
642    o added the regrid package
643    o shelfice:
644     - add a simple boundary layer scheme to reduce noise
645     - fix the indexing in shelfice_u/v_drag so that there will be actually drag
646    
647    checkpoint58n_post
648    o fix globalArea multi-threaded calculation: need to apply GLOBAL_SUM to
649       local variable (not in common block).
650    o lot of small changes for multi-threaded. Most tests (using OMP & ifort) pass.
651      - still problems with pkgs: mnc, exp2, dic, cal, exf (and probably more);
652      - still BEGIN_MASTER/END_MASTER to remove around READ/WRITE_FLD S/R calls
653        to work with SingleCpuIO.
654    o add "_d 0" to real constant of pkg/cfc subroutines ;
655       update exp. cfc_exemple & tutorial_cfc_offline output files.
656    o multi-threading and IO:
657      - all threads call READ_FLD S/R (needed if using SingleCpuIO):
658        (no BEGIN_MASTER/ END_MASTER around the call, but inside MDSIO S/R.
659      - barrier before and after reading.
660      - stop if other than master is calling MDS_WRITELOCAL (if #undef IO_THREAD_SAFE)
661      - avoid using MDS_WRITELOCAL for LAND pkg output.
662      - new S/R AIM_WRITE_PHYS (replaces AIM_WRITE_LOCAL) to write AIM physics
663        common-block variables ; Allows multi-threading with master-thread IO.
664    o change default MAX_NO_THREADS from 32 to 4 ;
665      and stop cleanly when MAX_NO_THREADS is too small.
666    o add S/R BAR_CHECK to check multi-threaded barrier synchronization
667    
668    checkpoint58m_post
669    o add a Non-Hydroatatic test (with 3-D Coriolis, NHMTerms, biharmonic Visc.
670       and side-drag) on CS-grid : global_ocean.cs32x15.viscA4
671    o make "tutorial_global_oce_latlon" from standard "global_ocean.90x40x15" exp.
672       keep global_ocean.90x40x15 (for AD testing) with former secondary test
673       (".qshyd") as the main test (mv output.qshyd.txt to output.txt)
674    o CVS modules: update MITgcm_verif_basic; remove MITgcm_verif_ocean & _verif_atmos;
675        add MITgcm_tutorials (= code + all the tutorials)
676    o ecco, option to compute cost for total ssh (mean+anom)
677    o consistent with addition of ptracer and ssh in pkg/profiles
678    o profiles: adding ptracer and ssh
679    o testreport: change multi-test output-file name
680      (from output.txt.{name} to output.{name}.txt)
681    o profiles: now ok for mutli-tiles case
682    o seaice: add 4 parameters for different advection schemes for area,
683      (effective) seaice thickness, enthalphy, and snow height. Their default
684      is the standard parameter SEAICEadvScheme
685    o calc_gw:
686     - add cosFacU in zonal viscous flux (harmonic.visc.).
687     - put back side-drag (call new S/R MOM_W_SIDEDRAG) and output.txt.
688       of tutorial_plume_on_slope.
689    o obcs_calc.F : fix index Pb in OBSeta & OBNeta (Thanks to Gianmaria).
690    o calc_gw: true flux-form, account for horizontal grid spacing.
691      update rotating_tank results, but not plume_on_slope (affected at
692      truncation level, 11 digits).
693    
694    checkpoint58l_post
695    o calc_gw:
696     - take bi,bj loops outside calc_gw to fix Pb with local array KappaRU,V
697     - remove side-drag for now (need to fix it); update plume_on_slope results.
698     - fix for partial-cell & non-uniform dz; update plume_on_slope results.
699    o commit code to make SST/SSS weights spatially variable
700      (based on either variable in-situ or variable initial T/S weights)
701    o pkg/ecco:
702      * commit code to relax deviations of xx_theta, xx_salt to 5*sigma,
703        now based on horizontally varying weights wthetaLev, wsaltLev
704      * cost_averagesflags now returns year indices in addition to day, month
705      * sflux balance is performed on annual basis
706        (sflxumm, sfluxmm2, bal_sfluxmm)
707      * for SSH anomaly, separate more cleanly contrib from T/P, ERS, GFO,
708        including separate counting and multipliers
709    o pkg/rbcs
710      * add all necessary infrastructure for pkg/rbcs levN adjoint checkpointing
711    
712    checkpoint58k_post
713    o testreport:
714     - always build in dir. "build" (if not there, mkdir build instead of building
715       & running in input)
716     - run in dir run (if it exists), in build otherwise.
717     - call prepare_run (if input/prepare_run exists)
718     - run multi-threaded test (with new option: "-mth") if file input/eedata.mth exists.
719    o pkg/exf modifications to interpolation and rotation routines for more
720       reasonable treatment of North Pole singularity: for tracers North Pole
721       value is set to northernmost zonal-mean value, for zonal velocity it is
722       set to zero, and for meridional velocity it is set to northernmost value.
723    o pkg/exf/exf_check_range.F
724     - add tile index to diagnostics and move stop statement to the very
725       end of the routine.
726    o pkg/diagnostics: (diagnostics_main_init.F)
727      define title of isomorphic variables according to the current config.
728    o pkg/thsice with pkg/seaice dynamics:
729    - fix domain of computation (interior only, required for exf) and do exchanges
730    - seaice-dynamics forcing: add atmospheric and seaice loading to SSH gradient
731    o towards a standard way of dealing with multi-threading in MONITOR
732      and ${PKG}_MONITOR (all except ptracers_monitor) subroutines.
733    o Pass variable viscosities (vertical and horizontal, e.g., KPP or Leith)
734       to W momentum equation in nonhydrostatic and quasihydrostatic runs.  
735    o make exf_monitor & seaice_monitor independant of the main (dynamics) monitor.
736    o pkg/seaice: fix SEAICEuseEVPpickup parameter (put it in a commom block)
737    o generic_advdiff: DST advection S/R : use local copy of velocity to compute CFL
738       (problems ? with gradient check in bottom_ctrl_5x5 adjoint test)
739    o tracer advection:
740     - clean-up and simplify calc_common_factors.F
741     - make a local copy of velocity and pass it (as u,v,r_Trans) to DST tracer
742       advection subroutine (but still not used within DST advection S/R)
743    o rename pkg aim_ocn_coupler to atm_ocn_coupler (later on, will be used without aim)
744    
745    checkpoint58j_post
746    o new driver S/R: LOAD_FIELDS_DRIVER to load external forcing fields
747      from file (collects calls previously in FORWARD_STEP)
748    o move call to SEAICE_MODEL from FORWARD_STEP to DO_OCEANIC_PHYS
749    o adjoint store dir. adjusted accordingly
750    o genmake2
751      replace target "ad_taf" by $(EXE_AD) ; add $(EXE_AD) to the make CLEAN list.
752    
753    checkpoint58i_post
754    o pkg/seaice: add parameter that allows to scale/turn off effect of seaice
755      on wind stress (SEAICEstressFactor defaults to 1.)
756    o Total number of Timers is finite (<=40): comment out 2 non-essential one
757      in the_main_loop.F to avoid Pb (e.g., when running fizhi test)
758    o vector_invariant: fix highOrderVorticity(=4.th.Order) advection
759      on CS-grid: no longer loosing mass.
760    o exf & curvilinear-grid: no longer modify longitude xC & xG.
761    o pkg/ggl90: fix sloppy output and fix a bug
762    o pkg/seaice: added SEAICEuseEVPpickup parameter
763      - Set to false in order to start EVP solver with
764        non-EVP pickup files when using SEAICEuseEVP
765      - fix sign error in diffusion in seaice_calc_rhs
766    
767    checkpoint58h_post
768    * Modifications for bottom topography control
769      o replace hFacC by _hFacC at various places
770      o replace ALLOW_HFACC_CONTROL by ALLOW_DEPTH_CONTROL
771      o add non-self-adjoint cg2d_nsa
772      o update autodiff support routines
773      o re-initialise hfac after ctrl_depth_ini
774      o works for 5x5 box, doesnt work for global_ocean.90x40x15
775    * Adding verification for 5x5 box (4-layer) bottom topography control
776    
777    checkpoint58g_post
778    o pkg/diagnostics: implement "periodic averaging diagnostics" (e.g.,
779       used for mean seasonal cycle, mean diurnal cycle); add an example
780       in verification/global_ocean.cs32x15/input.thsice/data.diagnostics
781    o pkg/ggl90:
782      - add parameter (minimum surface kinetic energy)
783      - fix bug (avoiding division by zero)
784    o couple pkg/thsice to pkg/seaice:
785      - modify advection in seaice to accomodate new scalar fields to be advected
786      - only muliDimAdection scheme work with seaice/thsice
787      - mapping of thsice-variables to seaice-variables, back and forth
788      - does not break the verification experiments, but does not give the
789        desired results either
790    o pkg/seaice
791      - make (default) second order advection a bit less confusing?
792    
793    checkpoint58f_post
794    o couple pkg/thsice and pkg/exf (as a preparation for coupling pkg/thsice
795      to pkg/seaice):
796      - new routines thsice_map_exf and thsice_get_exf provide the interface
797      - add an additional formal parameter to thsice_solve4temp
798    o pkg/exf:
799      - add new fields wspeed, snowprecip (to be able to couple to thsice)
800      - correct Stefan-Boltzmann constant
801      - new parameter for longwave surface emittance
802      - separate some stuff from exf_bulkformulae into new routines  
803        exf_radiation, exf_wind
804      - add new parameters and constants: longwave emissivity for ocean, ice
805        and snow, evaporation parameters over ice
806      - decouple wind/stress computation from ALLOW_BULKFORMULA: always compute
807        either wind from stress or stress from wind
808    o pkg/thSIce:
809    - split thsice_step_fwd.F in 2 S/R: thsice_step_temp.F & thsice_step_fwd.F
810    - put i,j loops inside S/R: THSICE_ALBEDO, THSICE_SOLVE4TEMP, THSICE_EXTEND
811       and THSICE_CALC_THICKN
812    - for now, call to THSICE_GET_BULKF remains inside i,j loops.
813    - add CPP option: ALLOW_DBUG_THSICE and header file THSICE_DEBUG.h
814      to make debugging easier.
815    - affects results (@ truncation level) of global_ocean.cs32x15.thsice: update output
816    o pkg/bulk_force:
817      - clean-up comments and parameters ;
818      - add new Bulk-Formulae from Large and Yeager, 2004, NCAR/TN-460+STR ;
819    o fix bug in aim+thsice albedo: snow & ice thickness arguments were switched;
820      generate new output for test-experiment: aim.5l_cs.thSI
821    o results_ad : rename "output.txt_adm" to "output_adm.txt" and change
822      testreport accordingly
823    
824    checkpoint58e_post
825    o SEAICE_CGRID adjoint done
826    o R_STAR adjoint implemented.
827      * Seems to just work (based on global_ocean.90x40x15/code_ad_nlfs/ )
828      * need to sort out init. of h0facc, etc.
829    o Make pkg/profile fully independent of ecco,cost, etc. stuff
830      to be able to use it in pure forward.
831    
832    checkpoint58d_post
833    o upgrade simple test-experiment to tutorial example:
834     step.1: duplicate the experiment and (step.2) will remove the old copy.
835      tutorial_barotropic_gyre      <- copy of exp0     (R1:barotropic_gyre_in_a_box)
836      tutorial_baroclinic_gyre      <- copy of exp1     (R1:baroclinic_gyre_on_a_sphere)
837      tutorial_global_oce_latlon    <- empty for now    (R1:global_ocean_circulation)
838      tutorial_global_oce_biogeo    <- copy of dic_example
839      tutorial_deep_convection      <- almost like exp5 (R1:nonhydrostatic_deep_convection)
840      tutorial_plume_on_slope       <- copy of plume_on_slope
841      tutorial_tracer_adjsens       <- copy of carbon   (R1:tracer_adjoint_sensitivity)
842      tutorial_global_oce_optim     <- empty for now (David ?)
843      tutorial_global_oce_in_p      <- copy of global_ocean_pressure
844     some tutorials (R1) were already checked-in under tutorial_examples in release1_branch
845    o correct a sign problem in cost_scat.F
846    o obcs and ptracers: fix boundary conditions for advections schemes
847      with larger stencil
848    o thsice adjoint: start
849    o mom_vecinv: add ISOTROPIC_COS_SCALING flags to mom_vi_hdissip for
850      completeness
851    o mom_fluxform: fixing the mutual use of ISOTROPIC_COS_SCALING
852      and COSINEMETH_III, add comments in default CPP_OPTIONS.h
853    o ptracers adjoint:
854      * avoid extensive recomputatations
855      * fix missing re-init. of gptr (missed by TAF)
856    o obcs: add a flag (OBCSprintDiags, defaults is true) that allows
857      me to turn off the excessive output to STDOUT that this package produces
858    o move NH metric terms & 3.D Coriolis S/R to pkg/mom_common
859      and add those terms in Vector-Invariant formulation.
860    o in ctrl pkg, if ALLOW_CAL, use monthly mean controls
861      if the control period (xx_hfluxperiod etc) is 0
862    o in profiles pkg, clean routines and fix details
863    o in ecco pkg, reading ssh data:
864      fix problem in case the model does not start at iter0=0
865    o fix mnc-pickup/restart for ptracers
866    o new package prifiles:
867      code to compute profile-based cost by Gael Forget
868      (modifs in ecco, ctrl, autodiff)
869    o Benign bug fix in initialization (spotted by M. Mazloff) of
870      ctrl_set_globfld_xz.F ctrl_set_globfld_yz.F
871    
872    checkpoint58c_post
873    o adjoint: finish NLFS adjoint and provide reference output in
874      verification/global_ocean.90x40x15/results_ad_nlfs
875    o seaice: add an EVP solver following Hunke and Dukowicz (1997) and the
876      documentation of CICE. Turn on by defining SEAICE_ALLOW_EVP in
877      SEAICE_OPTIONS.h and SEAICEuseEVP=.true. in data.seaice. Works only
878      with SEAICE_CGRID defined.
879    o move calendarDumps from "data" to "data.cal" and clean-up the code
880      with a simple call to pkg/cal S/R: CAL_TIME2WRITE
881    o add useEXF & useCAL flags (for now, set in hard-coded way)
882    o add S/R to compute NH-metrics terms & Coriolis f' in vertical momentum
883      (were missing in NH mode, and wrong in quasihydrostatic mode).
884      waiting for Chris updated version of calc_gw to add those CALLs.
885    o fix bug in quasihydrostatic S/R ;
886      add a test for this option: global_ocean.90x40x15.qshyd
887    o new S/R "SET_PARMS": set parameters that might depend on the use of some pkgs.
888      (called from INITIALISE_FIXED, after INI_PARMS & PACKAGES_READPARAMS)
889    o add on/off flag useOffLine for package OFFLINE
890    o seaice:
891      - modify advection so that it works also on the C-grid
892      - extend loop ranges in seaice_lsr and seaice_dynsolver; fixes
893        problem in multi-tile runs with C-grid
894      - add flags for clipping ice velocities and/or masking solver forcing
895      - fix drag (ocean on ice) formulation and a bug that caused noise in the
896        C-grid solver
897      - added a few comments to seaice_diffusion.F
898      - separate C-grid and B-grid versions more cleanly (UVM and seaiceMaskU/V
899        are now exclusive)
900      - add a new ocean-ice stress coupling method (Hibler and Bryan, 1987) which
901        required re-ordering the code a little:
902       + make DAIRN global variable (defined in SEAICE)
903       + move computation of the viscosities eta and zeta into a new separate
904         routine (because I need to recompute them in seaice_ocean_stress.F)
905    
906    checkpoint58b_post
907    o AIM+thSIce: fix sign of Short-Wave through the Ice ;
908      update output.txt of exp. aim.5l_cs.thSI
909    o various mnc cleanups and improvements:
910      + shrink lookup tables by factor of ~4
911      + better error reporting when running out of lookup space
912      + able to handle longer path/file names (up to 500 chars)
913    o adjoint:
914      - Another overhaul of store dirs. for NLFS to eliminate  "hidden" recomputations.
915      - TBD: "hidden" mom_vecinv recomp. in dynamics
916    o change forcing_In_AB to affects both T,S forcing and Momentum forcing
917     (allow to differentiate between forcing components using new integer flags:
918      momForcingOutAB=1/0 & tracForcingOutAB=1/0)
919     and add new flag to put Dissipation tendency out of Adams-Bashforth.
920    o ecco
921      - enable trend removal from SSH anomaly obs.
922    o adjoint
923      - a fix for PmEpR when #undef EXACT_CONSERV
924      - fix of "hidden" recomp. in thermodynamics (no TAF warnings)
925      - try to fix "hidden" recomp. in forward_step for NLFS
926        (NLFS seems broken sometimes after I checked it in)
927    o seaice:
928     - add c-grid version of the dynamic solver:
929       + three new routines that are the c-grid substitute lsr, dynsolver
930         and ostres
931       + put a few fields that were local to dynsolver into global common
932         blocks, so that I can move the computation of stresses etc into
933         seaice_lsr (saves coding but may break the adjoint).
934     - replace more hardwired parameters by runtime parameters
935     - add ice masks that mask the rhs of the implicit solvers where there
936       is no ice (commented out in seaice_dynsolver, because i am not sure
937       if this works properly), eventually this should replace the clipping
938       of ice velocities in seaice_dynsolver to +/-40cm/s.
939    o remove the BUILD_INFO.h include from CPP_EEOPTIONS.h and explicitly
940      include it only where its needed
941    o move balancing of fluxes before the call of external_forcing_surf
942    o seaice:
943      - correct units of turning angles (now they are really in degrees)
944      - move computation of GWATX/Y out of main routine into dynsolver
945      - initialize GWATX/Y in seaice_init
946    o Apply mask on Fresh-Water flux (needed for SSH forcing).
947      update output.txt of exp. global_ocean_ebm & cpl_aim+ocn (affects cg2d residual)
948    o seaice: add runtime flags for turning angles (default to zero)
949    o Adding runtime parameter to exf/, ctrl/, to remove on-the-fly global mean
950      and trend from exf forcing and ctrl control adjustments
951    o fix variable aliasing in gad_calc_rhs that cannot be handled by TAF
952      (since checkpoint57x_post)
953    o change the default rotation period to 86164.s = the Earth rotation
954    o 1rst implementation of Implicit IGW using the 3-D solver (use3Dsolver=T)
955      and based on a reference stratification. Tested within hs94.cs-32x32x5.
956    o seaice advection: add code for choosing between the default (2nd order
957      central differences) and multiDim advection schemes provided by
958      pkg/generic_advdiff
959    o seaice:
960      - removed all references to SEAICE_GRID.h fields from
961        dynsolver, advect, diffus, lsr, without changing the results of lab_sea
962        (cubed-sphere configuration will change a little)
963      - grid computations in seaice_init are obsolete now.
964      - cleaned up code a little so that is easier to read (hopefully).
965      - added new (better?) discretizations of default advection and diffusion
966        (turn on with SEAICEuseFluxForm)
967      - replace 1 in 3d global fields by kSurface in growth.F
968      
969    checkpoint58a_post
970    o seaice:
971      - bug fix in advect.F
972    o shelfice:
973      - separate shelfice load anomaly from pload (breaks with time
974        dependent forcing), => introduce constant field shelficeLoadAnomaly.
975        Its default is 0., but it may be computed more cleverly from (unknown)
976        t- and s-profiles (tRef, sRef) and actual EOS. For now this has to be
977        done offline. A good approximation of the pressure load anomaly is
978        necessary to avoid large initial adjustment processes underneath
979        deep-reaching shelfice.
980      - small fix in ISOMIP shelfice_thermodynamics
981      - add more sophisticated thermodynamics of Hellmer (1989), this is
982        now the default
983      - give a few constants more intuitive names
984    o add code to balance EmPmP and Qnet at the end of do_ocean_physics. Useful
985      if bulk formulae are used in long integration (especially EmPmR). Turn
986      on with balanceEmPmR = .true. or balanceQnet = .true. in data, PARM01
987      if balancePrintMean, the imbalance that is substracted is printed to
988      STDOUT.
989    o fix bug (typo) in obcs_apply_eta.F
990    o add a new package shelfice which enables us to model the circulation
991      underneath shelf-ice with draughts of hundreds of meters.
992     - works
993     - to do: + include improved thermodynamics
994              + check whether kSurfC (from model/inc/SURFACE.h) can be used
995                instead of new field kTopC
996              + can we use topoFile, Ro_surf and existing code in ini_depth.F
997                instead of new field R_shelfIce and new code in ini_depth.F
998                and ini_mask_etc.F?
999              + adjust vertical mixing schemes?
1000    o seaice pkg:
1001     - add a cpp-flag to include a simple formula for a salinity dependent
1002       freezing point of sea water at the surface
1003     - change the contents of SEAICE_TEST_ICE_STRESS_1 so that zonal and
1004       meridional stresses are now different (and hopefully correct)
1005    o AIM pkg: change threshold on large-scale condensation to conserve Heat.
1006       update results of aim.5l_LatLon test ; fix title & units of AIM diagnostics
1007       and  change 3 diagnostics names (OSR,OSRCLR,KM -> TSR,TSRCLR,DRAG)
1008    o pkg/diagnostics: add options and parameters for regional-statistics
1009       diagnostics ; define regions by reading a region-mask from a file
1010       (might add other options later)
1011    o pkg/bulk_force:
1012     - add option and parameters to use AIM surface-flux formulae.
1013     - Change loading part: S/R BULKF_FIELDS_LOAD only take care of bulkf_fields ;
1014       others forcing fields (defined in PARM05, parameter file "data") are loaded
1015       from S/R EXTERNAL_FIELDS_LOAD, as usually (with useBulkforce = T or F).
1016     - initialise all bulkf_fields in bulkf_init.F ; do in-lining of exf_bulkcdn.F
1017     - use the right EXCH call for uwind,vwind (to work on CS-grid).
1018     - re-arrange header files (move parameters from BULKF.h to BULKF_PARAMS.h)
1019       and parameters (note: calcWindStress replaces .NOT.readwindstress).
1020     - cleaner interface with pkg/thSIce (new S/R THSICE_GET_PRECIP).
1021    
1022    checkpoint58
1023    o add "--embed-source" option to genmake2 which, when the supporting
1024      tools can be compiled (as determined by genmake2) will turn on the
1025      embed_files package which then embeds the entire MITgcm source code
1026      (*.[fFhc] + Makefile) used for the build within the executable
1027      - requested by CNH but off by default
1028      - adds a paltry <9MB to the mitgcmuv executable in most cases
1029      - only writes the output when useEMBEDSRC in eedata is true
1030    o clean up 3-dim. relaxation codes:
1031      * Fix I/O inconsistency in pkg/rbcs: replace precFloat32 by readBinaryPrec
1032      * Remove 3-dim. relaxation code from pkg/exf (now use only pkg/rbcs)
1033      * Thanks to Tom Haine for testing!
1034    
1035    checkpoint57z_post
1036    o make CG3D solver compatible with Free-surface at k > 1 (p-coordinate):
1037      affects output (@ truncation level) of exp. plume_on_slope ; updated.
1038    o fix the pickup behavior for obcs in combination with ptracers
1039    o fix a bug in ptracers_external_fields_load
1040    o no AB-2 at the first iteration for Gw (consistent with Gu,Gv,Gt,Gs ...)
1041      affects results of NH experiments (but all our NH tests have Gw[it=1]==0 !!)
1042    o transfered surface NH pressure to eta field (if exactConserv).
1043    o gmredi: fix bugs in slope tapering ldd97 (depthZ had the wrong sign)
1044         and update lab_sea output.txt file.
1045    o completing 3-dim. relaxation code: additional term
1046         1/tau*( theta(i,j,k) - thetaStar(i,j,k) )
1047      in S/R EXTERNAL_FORCING_T (file external_forcing.F)
1048      * At compile time, in "EXF_OPTIONS.h" set
1049          #define  ALLOW_CLIMTEMP_RELAXATION
1050          #define  ALLOW_CLIMSALT_RELAXATION
1051      * At runtime in "data", under &PARM03 set (e.g., units in seconds)
1052          tauThetaClimRelax3Dim = 15552000.0,
1053          tauSaltClimRelax3Dim  = 15552000.0,
1054      * 3 cases:
1055          1) Use a constant-in-time 3-dim. field
1056          2) Provide 12 3-dim. fields corresponding to Jan., ... , Dec.
1057          3) Real-time relax. to time-evolving prescribed field
1058    o Adding Laplacian-type smoothness constraint on
1059      initial and boundary (forcing) controls (ic, bc)
1060      * enable at compile-time via
1061        ALLOW_SMOOTH_IC_COST_CONTRIBUTION, ALLOW_SMOOTH_BC_COST_CONTRIBUTION
1062      * enable at run-time via mult_smooth_ic = 1, mult_smooth_bc = 1
1063      * Absolute scale somewhat unclear so far
1064      * no area weighting was included since no other cost term does so far
1065    
1066    checkpoint57y_post
1067    First step for a NLFS adjoint
1068    o initially suppress rStar (new flag DISABLE_RSTAR_CODE)
1069    o new init. routines for calc_r_star, calc_surf_dr
1070    o still need to deal with ini_masks_etc
1071    o testreport seemed happy
1072    checkpoint57y_pre
1073    
1074    o obcs: always reset wVel & eta (to zero or prescribe it) at the OBs.
1075    o add new package rbcs (for relaxing ptracers at boundaries/depth/surface etc)
1076    o add new offset feature to offline pkg (plus minor cleanup)
1077    o cfc fixes for final year of integration
1078    o clean up GCHEM_OPTIONS.h/DIC_OPTIONS.h (all options should
1079      be in GCHEM_OPTIONS).
1080    
1081    checkpoint57x_post
1082    o fix testreport Pb in multiple test experiment.
1083    o cleanup our namelist syntax in verification:
1084      - make it more F95 standards compliant (some work still needed)
1085      - allows the vast majority of our tests to work with gfortran
1086    o Non-Hydrostatic:
1087     - put all NH variables (formerly in DYNVARS.h & GW.h) in NH_VARS.h
1088     - fix exchange calls for CS-grid using the new EXCH_S3D_RL.
1089    o Allow to apply AB on T,S rather than on AB(gT,gS):
1090     - implemented within #ifdef ALLOW_ADAMSBASHFORTH_3
1091     - use the same arrays (gtNm,gsNm) to hold tracer field at previous
1092       time-steps (if AB(T,S)) and tendencies (if AB(gT,gS)).
1093     - need a "clever" read_pickup to restart from the other AB formulation
1094    o move local commom bloc /GlobalLo/ (used for singleCpuIO) in EESUPPORT.h
1095    o remove some unused variables (reduces number of compiler warnings)
1096    o adjoint
1097      * Disable useVariableViscosity for adjoint for time being
1098        (there are a number of extensive recomputations)
1099      * Initialize certain variables needed for adjoint
1100    
1101    checkpoint57w_post
1102    o pkg/mdsio: use MAX_LEN_FNAM (instead of hard coded 80) for file-names
1103                 fix the singleCpuIO RS version of MDSWRITEFIELD
1104       and add a WARNING if using globalFiles=T with multi-processors.
1105    o write grid-file(s) in only one format (MDS or MNC): default=MNC (if
1106      using MNC); can force MDS output by setting writegrid_mnc=F in data.mnc
1107    o tracer advection scheme:
1108      add DST-2 (=Lax-Wendroff) & 1rst order upwind schemes (the way to get
1109       those 2 schemes before, changing GAD_FLUX_LIMITER.h + to recompile,
1110       was not very convenient).
1111      add implicit version for DST-3 & DST3_Flux_Limit vertical advection;  
1112       (further tests needed for the implicit DST & Flux-Limiter schemes).
1113    o PTRACERS: added namelist parameter PTRACERS_ref in analogy to tRef
1114      and sRef for convenience, handy, when you want to initialize
1115      ptracers in a large domain with a constant non-zero value. Also,
1116      untangle ptracers_init.F a little.
1117    
1118    checkpoint57v_post
1119    o change dome exp. to use variable viscosity in side-drag terms.
1120    o remove all the files from the cfc_offline test since they are now
1121      incorporated into tutorial_cfc_offline which has been producing
1122      identical results for a few days of testing
1123    o add new parameter: sideDragFactor to enable half-slip-side BC
1124      and change side-drag S/R to use viscosity from mom_calc_visc
1125      (can switch back by setting sideDragFactor=0.); affects results at
1126      truncation level; regenerate output for exp.: global_ocean.cs32x10(x3),
1127       global_ocean_ebm, global_ocean_pressure, matrix_example & MLAdjust(x5).
1128    o vorticity & strain are now computed without masking, to account for
1129      no-slip-side BC in variable viscosity calculation ; mask is applied
1130      anyway later on, before computing advection/coriolis terms.
1131    o modify exp4 to test new obcs support for reading from external files
1132      and for passive tracers
1133    o fix behavior of ptracers_monitor when monitor output is written to a
1134      netcdf-file; still not independent of monitor.F (writes in the same
1135      file).
1136    o change default value of tRef (put a uniform, meaningful value for ocean
1137      & atmos) and initialize sRef (was missing, as Martin mentioned).
1138    o Redefine viscC?Leith*.  Change the coefficients of Leith viscosity
1139      to be proportional to enstrophy dissipation length.  Thus,
1140       viscC?leith?_new=pi*(viscC?leith?_old)^(1/3)
1141      This is now consistent with Smagorinsky and with the manual.
1142    
1143    checkpoint57u_post
1144    o OBCS and PTRACERS: add open boundary support for passive tracers
1145      - either use homogenous (pseudo) v.Neumann conditions or prescribe
1146        OB-values from file; this is not different from the way theta and salinity
1147        are treated
1148      - however, Orlanski-radiation conditions are not supported, and the model
1149        will stop if you use pTracers and Orlanski at the same time.
1150      - beefed up the rountine obcs_external_fields_load: now only those open
1151        boundary values are overwritten with values from files for which there
1152        are really files, otherwise the OB-fields remain untouched. This makes
1153        it possible to use different OBs at different ends of the domain (as
1154        with EXF)
1155    o reduce number of exch calls in shap_filt (s2).
1156    o CS-grid: fix divergence contribution to Leith viscosity. Affects (@
1157      truncation level) 4/5 MLAdjust test results (11&12 digits match).
1158    
1159    checkpoint57t_post
1160    o test biharmonic viscosity + no-slip with exp: global_ocean.cs32x15.viscA4
1161    o finish adding brackets (coriolis S/R, vecinv) in multi-terms sum to get
1162      same truncation, independent of the face number: affects affects several
1163      test. exp.: Update global_ocean.cs32x15 (+.thsice) & MLAdjust (all 5).
1164    o fix bug in mom_v_sidedrag (biharmonic viscosity was counted 2 times);
1165      note that biharmonic viscosity + no-slip was not tested in any experiment.
1166    o fix bug in non-linear free-surf side-drag ; generate new output for
1167      global_ocean.cs32x15(+.thsice) & global_ocean_pressure.
1168    o make mnc honor the writeBinaryPrec flag for most kinds of output
1169    o eesupp: split EEPARAMS into EESIZE/EEPARAMS and add a vector global sum
1170    o minor change in averaging W (mom_vi_?_vertshear.F) that affects truncation
1171      error; update output from global_ocean.cs32x15(+.thsice) & MLAdjust (all 5).
1172    o add brackets in multi-terms sum to get same truncation, independent of
1173      the face number (manage to get exactly same value of gU,gV at the cs-edge)
1174      affects several test. exp. Update global_ocean.cs32x15 (+.thsice).
1175    o Clean, new version of mom_calc_visc.  Adds a new feature, viscAhRemax
1176      and viscA4Remax, which allow one to limit the minimum viscosity by specifying
1177      a maximum grid-scale Reynolds number.  Also, changes all length calculations
1178      in the case of grid anisotropy to geometric mean of dx**2 and dy**2.
1179      Suggested values of viscosity parameters found in mom_calc_visc.
1180      Many new viscosity diagnostics available.
1181    
1182    checkpoint57s_post
1183    o Add clearing-house for viscosity calculations, mom_calc_visc and
1184      correct numerous bugs in LeithD and Smagorinsky discretizations.  
1185      mom_calc_visc now allows for Smagorinsky, Leith and LeithD to be
1186      used simultaneously, and to be used in mom_vecinv and mom_fluxform.
1187      Mom_vecinv can be used with standard viscous calculation (mom_vi_hdissip.F)
1188      and with Strain-Tension viscous term calculation (mom_hdissip.F).  
1189      The Strain-Tension form is now called with useStrainTensonVisc=.true.
1190      ViscAhStrain and viscAhTension are now retired.
1191    o diagnostics "VISCAHD" & "VISCA4D" replace "VISCAH" & "VISCA4".
1192    o In response to JMC's bug report, genmake2 now ignores any soft-links
1193      that it finds in the *current* directory when searching for files.
1194      Soft-links found in any other source directories will still work as
1195      they did before.
1196    o add HAVE_SETRLSTK define and useSETRLSTK flag (eedata) which calls
1197      a C routine to unlimit the stack size
1198    o mnc-ify pkg/aim snapshot vars
1199    o mnc-ify pkg/land as requested by Daniel
1200    o various changes to mnc including:
1201      - all files use the new "BASENAME[[.ITER].{t|f}NUM].nc" format
1202      - output can now be grouped so that all files within a group
1203          change the ITER portion of their names in lock-step together
1204      - can now read ("global") PER-FACE (in addition to PER-TILE) files
1205          and works with both EXCH1 and EXCH2 (but needs more testing)
1206      - writing works for all verification test cases w/ g77 on Linux
1207    
1208    checkpoint57r_post
1209    o make MNC variable initialization happen earlier
1210    o add diagnostics for (almost) each term of the momentum Eq.
1211    o remove SST,SSS,UVEL_k2,VVEL_k2 diagnostics.
1212    o move pkg timeave out of pkg-groups "oceanic" & "atmospheric" (pkg/pkg_groups)
1213    o remove MINIMAL_TAVE_OUTPUT option ;
1214      add "dumpInitAndLast" to replace "nodumps" (and MINIMAL_TAVE_OUTPUT).
1215    o move some basic S/R (used elsewhere in the code) from pkg/mdsio to eesupp/src
1216      allows to compile without pkg/mdsio (& test successfully hs94.1x64x5)
1217    o add MNC output for adjoint of EXF (adexf), SEAICE (adseaice)
1218    o add time-dependent SST, SSS control
1219    o cost terms in ecco/ modularized (new cost_generic.F)
1220    o cost_averages routines are modularized (new cost_averagesgeneric.F)
1221    o new infrastructure for seaice model vs. obs misfits in seaice/
1222      * driver from the_main_loop.F is seaice_cost_driver.F
1223      * first term is AREA vs. SMR observation misfit (ALLOW_SEAICE_COST_SMR_AREA)
1224      * gradient check in Exp. 6a of natl_box_adjoint/
1225    o natl_box_adjoint input_seaice for Lab. Sea now available online via wget
1226      (see README file)
1227    
1228    checkpoint57q_post
1229    o fix initialisation Pb in calc_gw (get NANs in exp5 with g77)
1230    o fix annoying months-old bug in mnc/mdsio output for seaice pkg
1231      - bug was reported by Jean-Michel and Ian Fenty
1232    o fix initialization Pb in AIM-Ocean coupled model (aim_sice2aim.F)
1233      update exp. cpl_aim+ocn output.
1234    o Implement 4-level checkpointing: AUTODIFF_4_LEVEL_CHECKPOINT
1235      Needed for high-res. runs with large global files
1236      to be able to limit tapelev size
1237    o Changed some tests for adjoint:
1238      * carbon/ now tests AUTODIFF_2_LEVEL_CHECKPOINT
1239      * natl_box_adjoint/code_bulk/ tests AUTODIFF_4_LEVEL_CHECKPOINT
1240      * global_ocean.90x40x15/ back to default 3-level checkpointing
1241    o Modifications to enable scripted COMMON to MODULE conversion
1242      * verification/OpenAD/code/ has necessary scripts and description;
1243      * converts, compiles and runs successfully;
1244    
1245    checkpoint57p_post
1246    o reading of delXfile & delYfile moved from ini_parms.F to ini_grid.F
1247    o move ${PKG}_MNC_INIT from ${PKG}_READ_PARAMS to ${PKG}_INIT_FIXED
1248      (already the case for some pkgs, including recent MNC_init, e.g. thsice)
1249    o call CALC_GW from DYNAMICS (instead of from FORWARD_STEP)
1250    o Dissipation & phiHyd gradient are always added to gU,gV in timestep.F
1251      (was already the case for dissipation with mom_vecinv,
1252       and also the case for grad.PhiHyd when staggered-timeStep)
1253      This will allow to put dissipation out-off the AB time-stepping.
1254     Unfortunately, affects truncation error. Update output of exp. that "fails"
1255      (cg2d matching number) and leave the others for later: front_relax(10),
1256      global_ocean_pressure(10),ideal_2D_oce(10),internal_wave(9),lab_sea(12),
1257      matrix_example(7!),natl_box(12),plume_on_slope(11),vermix(12x3,11x2).
1258    
1259    checkpoint57o_post
1260    o fix MNC/MDSIO flags in PTRACERS so that (1) it works, and
1261      (2) its ready to be documented during the 20050801 DocFest
1262    o MNC-ify the gmredi package -- tested and works w/ and w/o mnc
1263      for ideal_2D_oce and lab_sea on linux_ia32_g77
1264    o set to #undef CTRL_SET_OLD_MAXCVARS_30
1265      in global1x1_tot/code_seaice_adj to access indices 32, 33
1266      (worth another tag)
1267    
1268    checkpoint57n_post
1269    o adding precip control xx_precip 32
1270    o adding swflux control xx_swflux 33
1271    o Replacing 10 forcing penalty cost routines by 1 generic.
1272    o Implementing partitioning in time-mean and variable adjustment
1273      for atmos. state.
1274    o Time-mean constant error is now read in data.ecco (instead of hard-coded)
1275  o in natl_box_adjoint:  o in natl_box_adjoint:
1276    * updated: results_bulk/    * updated exp 1 to 10
1277    * not yet updated: results/, results_seaice/      (but does not have time-mean vs. variable split results yet)
1278    o updated global1x1/*_seaice_adj/
1279      to incorporate latest changes
1280    o enable useSingleCpuIO for mdsio vector routines
1281      (applies in particular to tapelev I/O)
1282    o removed inefficient K-loop in all active_file*control*.F
1283    
1284  checkpoint57m_post  checkpoint57m_post
1285  o re-arrange exp. adjustment.cs-32x32x1 (adjust_nlfs.cs-32x32x1 merge into)  o re-arrange exp. adjustment.cs-32x32x1 (adjust_nlfs.cs-32x32x1 merge into)

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