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revision 1.1441 by jmc, Wed May 25 21:13:53 2011 UTC revision 1.1498 by jmc, Mon Aug 29 19:46:22 2011 UTC
# Line 4  $Name$ Line 4  $Name$
4      Notes on tags used in MITgcmUV      Notes on tags used in MITgcmUV
5      ==============================      ==============================
6    
7    o pkg/ebm:
8      - fix multi-threading in ebm_area_t.F ; clean-up EBM.h header file.
9      - add multi-threaded test for verification exp. global_ocean_ebm
10    
11    checkpoint63b (2011/08/29)
12    o pkg/ebm:
13      - fix sign of runoff;
14      - update directly forcing fields (Qnet,EmPmR) to use standard
15        external_forcing_surf.F (remove ebm_forcing_surf.F);
16      - avoid loading forcing fields a 2nd time (1rst time from ini_forcing.F);
17      - set either tauThetaClimRelax (in data) or tauThetaZonRelax (in data.ebm)
18        and apply relaxation towards corresponding SST field (2-D map or ZonAver).
19      - update global_ocean_ebm parameters file data and update output (fwd+ad).
20    o verification/matrix_example:
21      - split domain in 8 tiles (2x4); add SIZE.h_mpi and eedata.mth for
22        MPI and mutlti-threaded testing.
23    o pkg/matrix:
24      - change name of S/R MATRIX_INIT to S/R MATRIX_INIT_VARIA ;
25      - fix for multi-tiles (add bi,bj indices to exp/impMatrixCounter);
26      - fix for multi-threaded (remove DATA statement);
27      - use standard DIFFERENT_MULTIPLE function;
28      - add MATRIX_OPTIONS.h
29    o verification/matrix_example:
30       To allow to split the domain in several tiles, change the domain size
31        from 31x31 to 32x32 by adding 1 row (on Southern side) + 1 column (on
32        Western side) of land points.
33    o (*_)write_pickup:
34      - fix few bugs in mypackage_read/write_pickup.F
35      - in MDS_WR_METAFILES calls, replace "myTime" by a local copy into
36        array of length 1 (was caught by compiler syntax-check).
37    o pkg/diagnostics (velocity potential solver):
38      - fix initialisation of main diagonal matrix (for overlap values)
39    o tools/build_options:
40      - towards single optfile for MPI and non-MPI built: merge few +mpi optfile
41        into previously non MPI one (linux_am64 pgf77,open64,pathf90,ifort11)
42      - linux_amd64_gfortran: merge +mpi_generic version into standard optfile:
43        * move IEEE flags to DEVEL section; take IEEE flags from +mpi_generic ;
44        * FAST case: for now, keep -O3 with ini_masks_etc.F in NOOPTFILES list;
45        and use "-devel" testreport option for standard testing on baudelaire.
46    o pkg/grdchk:
47      - Assume that all gradient-check position are within the same tile
48        corresponding to global indices (iGloTile,jGloTile) and that
49        positions (i,j indices or nbeg) are local to this tile;
50      - set tile local-indices and proc. number according to tile global-indices;
51      - remove grdchkwhichproc from namelist (retired param);
52      - send adjoint gradient to all procs so that all procs print it to STDOUT;
53      - switch on MPI test for global_ocean.90x40x15 AD test experiment.
54    o adding package bbl (Bottom Boundary Layer)
55      description in MITgcm/pkg/bbl/bbl_description.tex
56      example/test experiment in MITgcm_contrib/bbl
57    o adjoint verifications
58      - changed 5 experiments to multi-tiles
59        * global_ocean.90x40x15
60        * obcs_ctrl
61        * offline_exf_seaice
62        * tutorial_dic_adjoffline
63        * tutorial_tracer_adjsens
64        changed reference output for those that crossed tile boundaries
65        (changed choices of gradient check positions)
66      - with same tiling, switch on MPI test for the last 4 (add SIZE.h_mpi)
67      - temporary bug fix in grdchk_loc.F for obcs
68    o genmake2 & testreport
69      - add target "obj" (just for OBJFILES files) to Makefile;
70      - add option to specify FEXTRAFLAGS on command line.
71    o pkg/mypackage:
72      - remove bi,bj arguments from argument list of S/R MYPACKAGE_CALC_RHS
73    
74    checkpoint63a (2011/08/02)
75    o pkg/diagnostics (velocity potential):
76      - fix velocity-potential calculation when using OBCS: balance net inflow
77        at each level (new S/R OBCS_DIAG_BALANCE).
78      - fix some of the problems with OBCS in stream-function calculation.
79    o pkg/exf/exf_readparms.F
80      - make treatment of optional namelists (EXF_NML_04, EXF_NML_SGRUNOFF,
81        EXF_NML_OBCS) more consistent, so that you need not have these lists
82        in data.exf when they are not used.
83    o optim/optim_readdata.F:
84      - add some output about obcs variables that might help debugging
85      - add a check about nvarlength
86    o pkg/ctrl: once again, fix computation of endrec in s/r ctrl_init_rec
87    o pkg/diagnostics (velocity potential):
88      - fix mask for OBCS (still problems in stream-function with OBCS);
89      - add specific parameter (default = main code CG2D params) for solver;
90      - in case of poor convergence, use solution corresponding to lowest residual.
91    o pkg/seaice/seaice_growth.F: small changes that permit vectorizable
92      adjoint code. In general statements like tmpscal=fld(i,j) are problematic
93      and should be avoided where possible.
94    o model/src (rStar):
95      - include r* effect on reference-state (PhiRef) in totPhiHyd
96        (so that it's really the potential anomaly at the cell center);
97        affect solution only if z* with full pressure in EOS.
98      - test-exp global_ocean.90x40x15: reduce viscA4 (was not stable) and
99        update output (because of z* in totPhiHyd and viscA4 changes);
100      - keep the previous diagnostics as "PHIHYDcR" (closer to potential anomaly
101        @ constant r) until interpolation at constant r is implemented.
102    o pkg/diagnostics
103      - fix RCENTER diagnostics in case cell center is not at interface middle
104    o add code for TEOS-10 (www.teos-10.org, McDougall et al. 2011). Use
105      this eos with eosType = 'TEOS10', in data (PARM01). This eos implies
106      that THETA and SALT are "conservative temperature" and "absolute
107      salinity"
108    o pkg/ctrl
109      - fix computation of endrec in s/r ctrl_init_rec
110      - ctrl_pack/unpack_*: remove unused variables and some obsolete code
111    o pkg/seaice/seaice_growth.F
112      - fix recomputation with FENTY_AREA_EXPANSION_CONTRACTION code,
113        remove then obsolete STORE directives
114      - fix STORE directives for tice and tices, so that only the
115        appropriate part of the fields are stored (and not the entire
116        field); update global_ocean.cs32x15.seaice AD output.
117      - cosmetic changes: adjust CPP flags and indentation for better
118        legibilty
119    o pkg/autodiff: add mnc-output of adBottomDragFld (code contributed by
120      Chris Wilson)
121    o pkg/gmredi:
122       Add Sub-Meso Eddies parameterisation from Baylor (for now, disabled with TAF),
123       and test it in verification exp. "front_relax.bvp" (update output.bvp.txt)
124    
125    checkpoint63  (2011/07/11)
126    o pkg/exch2:
127     - rename+move: nTiles in W2_EXCH2_PARAMS.h --> exch2_nTiles in W2_EXCH2_TOPOLOGY.h
128     - exch2 version of Cumul-Sum routine: S/R W2_SET_MAP_CUMSUM set up the
129       (2*nTiles)x(nTiles) Cumul-Sum matrix and Master Proc collects all tiles X,Y
130       increments, calculates Cumul-Sum @ tile origin and sends results to each tile.
131    o pkg/diagnostics:
132     - deal with pairs of post-processed diags which are computed together; in
133       particular, re-order list of diags within 1 file to save 2nd computation.
134     - add S/R to compute velocity stream-function (called after velocity-potential
135       calculation) from divergence free transport -> new diagnostics "PsiVEL".
136     - add parameter to select grid-point location where PsiVEL == 0.
137    o eesupp/src:
138       new S/R to calculate cumulated sum on tiled array, corner grid-cell location
139       (specific S/R needed with exch2 topology - for now, just print an error msg)
140    o pkg/shelfice
141     - Implement friction velocity-dependent transfer coefficients following
142       Holland and Jenkins, JPO, 1999
143       Original code by M. Losch with small modifs.
144       Enable with CPP option SHI_ALLOW_GAMMAFRICT
145       and runtime flag SHELFICEuseGammaFrict
146    o verification lab_sea & global_ocean.cs32x15:
147     - use tools/xmakedepend (instead of cyrus_makedepend, in genmake_local):
148       does not miss some dependencies (but is slower) and also works with many files
149       (default makedepend limitation for AD built).
150     - use cyrus_makedepend in adjustment.128x64x1 (so that it still tested).
151    o pkg/diagnostics:
152     - add run-time parameter "useMissingValue" (def=False) to fill land-point
153        (i.e., where mask=0) with MissingValue ; used only in MNC output file.
154       This replaces CPP-option DIAGNOSTICS_MISSING_VALUE.
155     - Extend the use of "missing_value" setting from data.diagnostics for the case
156       of counter-diagnostics (where fraction-weight is zero). This applies both to
157       MNC and MDS output files.
158    o pkg/seaice/seaice_growth.F:
159      - add 'a priori' cap of latent heat flux based on actual mass considerations
160        when SEAICE_ADD_SUBLIMATION_TO_FWBUDGET is used in conjunction with the
161        non-legacy seaice_solve4temp.
162      - add diagnostic of the residual sublimation freshwater flux (the freshwater
163        flux taken from the ocean if the total actual latent heat fluxes exceed
164        the maximum)
165      - remove the CPP switch around the *_FWbySublim unit change and move diagnostic
166       fill for SIatmQnt, SIfwSubl, SIatmFW to the end of seaice_growth.F.
167      - add diagnostic of the actual sublimation freshwater flux (that is 0. ifndef
168       SEAICE_ADD_SUBLIMATION_TO_FWBUDGET) and of the latent heat flux (evap+sublim).
169      - bug fix : frWtrAtm needs a_FWbySublim ifdef SEAICE_ADD_SUBLIMATION_TO_FWBUDGET.
170      - bug fix : missing part to Martin's r_FWbySublim pathological case fix.
171    o verification 1D_ocean_ice_column:
172       made model domain truly 1x1x23 instead of 5x5x23 with only center cell (3,3,:) wet
173       update results
174    o pkg/diagnostics:
175     - Implement setting of "Post-Processed" diagnostics (corresponding to gdiag(5)='P')
176       which are not filled-up but computed from other diags ; In this case, the mate
177       diag points to the primary (filled-up) diag to used for post processing.
178     - Update Velocity-potential computation using post-processed diag framework.
179     ==> Change the ordering of fields and time-periods in MDS output file
180       when using periodic averaging: now writes one time record with the full set
181       of fields for this time period, then the next time reccord (it used to be
182       one field with the full set of time records then the next field).
183         Note: this is now similar to NetCDF (MNC) output file. <==
184    
185    checkpoint62z (2011/06/21)
186    o adjoint monitor:
187     - Add adjoint monitor output for packages exf, seaice
188       and update relevant testreport output
189    o pkg/seaice:
190     - re-order diags inits so that they appear in order in available_diagnostics.log
191     - added diags: hsnow thermo. rates of change, area preceeding ridiging process,
192       area/heff/hsnow preceeding thermodynamic growth/melt.
193     - modified diag: SIdA; output actual effect, as the description states.
194     - modified description: SIqneti, SIqneto, SIuheff, SIvheff, SIdAb*, HSNOW.
195     - retired redundant diags: SIyneg, SIfice, SIsnwice, SIthdgrh.
196       (SIyneg->SIdHbOCN; SIfice->SIdHbATC; SIsnwice->SIdHbFLO;
197        and SIthdgrh->SIdHbOCN+SIdHbATC+SIdHbATO)
198     - modified diags (2) : switch all SIdA*, SIdH*, SIdS* from delta to rates.
199     - added diagnostics for seaice generic tracers (SItr*).
200     - added SItrUnit and SItrNameLong run time param (for SItr* diags).
201     - in diag names, replaced 'PrTh' abbrev. of 'preceeding thermo' with 'PT'.
202     I. Fenty: 18-Jun-2011:
203     Minor changes to seaice package:
204     1) Retired old variables (A22, SEAICE_lhsublim, areaMax, areaMin, hiceMin) and
205        added some new ones (SEAICE_area_reg, SEAICE_hice_reg, SEAICE_area_floor)
206       - Differentiated "regularization variables" from "floor variables"
207        * areaMin became SEAICE_area_reg (old A22) and SEAICE_area_floor
208        * hiceMin became SEAICE_hice_reg (old hiceMin)
209          (with _reg meaning regularization variable)
210       - SEAICE_lhSublim becomes lhSublim, the sum of SEAICE_lhEvap and SEAICE_lhFusion
211        so as to ensure energy conservation when going between phases
212      - A22 was not used anywhere
213     2) Changed regularization procedure for heffActual and hsnowActual to ensure
214        well-boundedness and smooth adjoint in seaice_growth.F
215     3) Fixed a bug where seaice_solve4temp would not recognize ice-free grid cells
216        because the old regularization always set heffActual >= 0.05 cm
217     4) Changed the model so that the default behavior is to put a small (10^-5) "floor"
218        on AREA when HEFF > 0.
219      - went from requiring ALLOW_PRECLUDE_INFINITESIMAL_AREA to be defined to
220        requiring that DISABLE_AREA_FLOOR *not* be defined
221     Affected verifications:
222      - 1D_ocean_ice_column (output.txt output_adm.txt)
223      - global_ocean.cs32x15 (output.seaice.txt output_adm.seaice.txt)
224    o pkg/diagnostics:
225      - move MNC code from diagnostics_out.F into new diagnostics_mnc_out.F (2 S/R).
226      - rename S/R GETDIAG to DIAGNOSTICS_GET_DIAG and change type of 1rst argument
227        (was _RL, now integer) with option = 0 to retrieve all levels.
228      - add pieces of code to compute velocity potential at each level (new diagnostics
229        PhiVEL, works only when UVELMASS & VVELMASS are also turned on);
230        for now, using same params as CG2D (target-resisual, max Nb of iter ...).
231      - fix few issues with counter diagnostics in diagnostics_setdiag.F &
232        diagstats_setdiag.F (if diagnostic counter is itself a counter diag)
233        and in diagnostics_fract_fill.F (do not need a valid pointer for the
234        diagnostics counter-mate); check that definition of counter-diagnostic
235        includes a valid counter-mate (in diagnostics_set_levels.F).
236    o model/src (rStar):
237      - add rStar scaling factor in diags_phi_hyd.F (similar to calc_grad_phi_hyd.F);
238        affect solution only if z* with full pressure in EOS;
239        update output of test-exp global_ocean.90x40x15.
240    o pkg/seaice:
241      - introduce siEps=1e-5 parameter
242      - use areaMax in AREA update (part 4), consistent with ridging step (part 2.5).
243      - re-organize SEAICE_ADD_SUBLIMATION_TO_FWBUDGET code.
244      - introduce ALLOW_SITRACER and seaice_tracer_phys.F to handle generic seaice tracer.
245        For now it covers, and was tested for, ice salinity and age (attached to HEFF),
246        as well as ice cover age and ridging index (attached to AREA).
247        For now the run time parameters (in data.seaice/SEAICE_PARM03) are
248        SItrName (e.g. 'age') and SItrMate ('HEFF', which is the default, or 'AREA').
249        Up to SItrMaxNum=3 tracers can be used simultaneously.
250    o pkg/salt_plume:
251      -introduce SPsalFRAC run time parameter that sets the fraction of the
252       salt by-product of ice growth (SPsalFRAC*(1-SIsalFRAC)*salt typically)
253       that gets vertically redistributed (fluxed down) by pkg/salt_plume.
254    o model debug options:
255      - Switch reading of debugMode from S/R INI_PARMS (parameter file "data", stored
256        in PARAMS.h) to S/R EESET_PARMS (parameter file "eedata", stored in EEPARAMS.h).
257      - Refine debug-msg printing selection (3 new levels):
258        debugMode  : controls printing of debug messages (sequence of S/R calls).
259        debugLevel : controls printing of algorithm-relevant auxiliary/debug messages
260         debLevZero =  0 ; /* level of disabled aux. msg printing */
261         debLevA =  1 ; /* level of minimum  aux. msg printing */
262         debLevB =  2 ; /* level of low aux. print (report read-file opening)*/
263         debLevC =  3 ; /* level of moderate debug prt (most pkgs debug msg) */
264         debLevD =  4 ; /* level of enhanced debug prt (add DEBUG_STATS prt) */
265         debLevE =  5 ; /* level of extensive debug printing */
266        New debugLevel default: with default debugMode value (=F),
267          = 2 (debLevB) or = 1 (debLevA) in case ALLOW_AUTODIFF is defined.;
268          and if debugMode=T, default debugLevel = 4 (debLevD).
269        Relation with previous settings:
270         debLevB (=2) corresponds to former debLevA (=1)
271         debLevD (=4) corresponds to former debLevB (=2)
272        Note:
273         a) if debugLevel=0, skip WRITE_GRID call when nIter0 > 0 (same as before);
274         b) default debugLevel=1 is convenient in AD runs (avoid many file opening msgs);
275            to recover previous default, set debugLevel=2 (e.g. AD-test hs94.1x64x5)
276      - Add new parameter (printResidualFreq, read from PARM02 namelist) to print
277        detailed CG solvers convergence; off (=0) by default, except if debugLevel=5.
278    o pkg/obcs:
279      - change OBCSfixTopo default from True to False (should not change the results);
280        keep OBCSfixTopo=T in verification-exp. seaice_obcs.
281    o pkg/thsice:
282      - fix bug in thsice_calc_thickn.F (was introduced in version 1.18) in
283        2nd layer seaice sublimation (unlikely to happen)
284      - use Interior mask for OBCS in thsice_advection.F (similar to what is
285        done in gad_advection & seaice_advection).
286    o adjoint:
287      bug fix spotted by Gael Forget:
288      seaice_advection and thsice_advection still had
289      legacy CPP options to avoid CS corner updates for adjoint
290    o pkg/seaice:
291      => Change some of the defaults (2011/05/29):
292         - change SEAICEuseFluxForm default (from False to True)
293         - change DIFF1 default (from 0.004 m/s to 0. m/s)
294         And print warnings if DIFF1 is not set in data.seaice and centered
295          avection scheme is used without any diffusion.
296      also:
297      - fix seaice_diffusion calls in default AdvScheme part of seaice_advdiff.F;
298      - set SEAICEdiffKh[] default in the same way as SEAICEadvSch[]
299      - stop if DIFF1<>0 with SEAICEadvScheme <> 2, if DIFF1<>0 with any
300        other non-zero SEAICEdiffKh[] diffusivity, if SEAICEadvSalt=T with
301        #undef SEAICE_VARIABLE_SALINITY, if SEAICEadvAge=T with #undef SEAICE_AGE.
302      update results of test exp.:
303         lab_sea: output.fd (switch to AdvScheme=33 with diffKh=20)
304             output.hb87, output_adm.evp (SEAICEuseFluxForm=T and diffKh=200)
305             output_adm.noseaicedyn (SEAICEuseFluxForm=T)
306         offline_exf_seaice: output.seaicetd, output_adm (SEAICEuseFluxForm=T)
307         seaice_obcs: output (SEAICEuseFluxForm=T)
308      and prescribe old default for SEAICEuseFluxForm (=F) and DIFF1 (=0.004)
309          for standard fwd & AD lab_sea tests (to keep the same output).
310    o pkg/seaice/seaice_growth.F:
311      - use Ian Fenty's capping formulas for actual ice
312      thickness thoughout EVOLUTION branch.
313      - put treatment pathological case #2) in CPP brackets
314      (ALLOW_AVOID_INFINITESIMAL_AREA, undef by default).
315      - update global_ocean.cs32x15 and 1D_ocean_ice_colum results accordingly.
316    o pkg/seaice:
317      - seaice_diffusion.F : remove the min(DX,DY) factor permanently;
318      pass the Laplacian diffusivity (in m^2/s) diffKh as a parameter;
319      also pass fac as a param, which can be 1. (to update the tendency
320      field) or the time step (to update the field itself).
321      - seaice_advdiff.F: for multidim, call seaice_diffusion with
322      e.g. SEAICEdiffKhHeff and with fac=1; for single-dim, call
323      seaice_diffusion with e.g. SEAICEdiffKhHeff and with fac=time step.
324      - SEAICE_PARAMS.h, seaice_readparms.F, seaice_check.F :
325      hooks to handle SEAICEdiffKhHeff, SEAICEdiffKhArea, etc.
326    o pkg/seaice:
327      diffusion with centered advection scheme (diffus.F & advect.F):
328      - simplify S/R DIFFUS (put deltaT & DIFF1 factor outside, move EXCH outside)
329        to just compute the laplacian of input-field.
330      - unroll k loop (harmonic,biharmonic diff) in advect.F to save 1 exch call.
331      - fix flux-form version in diffus.F to conserve tracer.
332      update output of lab_sea.fd & lab_sea.hb87 (1rst set of modif affects
333       machine truncation) and lab_sea.salt_plume (conservative flux-form modif)
334    
335    checkpoint62y (2011/05/26)
336    o pkg/seaice:
337     - seaice_growth.F : in EVOLUTION branch, always include
338       a_QSWbyATM_cover in qnet (as it should be).
339     - verification/global_ocean.cs32x15 : update results accordingly
340       (output.seaice.txt output_adm.seaice.txt).
341  o pkg/seaice + obcs:  o pkg/seaice + obcs:
342   - use maskInW & maskInS in multi-dim advection and biharmonic diffusion:   - use maskInW & maskInS in multi-dim advection and biharmonic diffusion:
343     equivalent of assuming no tracer gradient outside the OB region.     equivalent of assuming no tracer gradient outside the OB region.

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