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revision 1.1435 by jmc, Wed May 18 02:21:49 2011 UTC revision 1.1491 by jmc, Fri Aug 12 22:22:50 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/grdchk:
8      - Assume that all gradient-check position are within the same tile
9        corresponding to global indices (iGloTile,jGloTile) and that
10        positions (i,j indices or nbeg) are local to this tile;
11      - set tile local-indices and proc. number according to tile global-indices;
12      - remove grdchkwhichproc from namelist (retired param);
13      - send adjoint gradient to all procs so that all procs print it to STDOUT;
14      - switch on MPI test for global_ocean.90x40x15 AD test experiment.
15    o adding package bbl (Bottom Boundary Layer)
16      description in MITgcm/pkg/bbl/bbl_description.tex
17      example/test experiment in MITgcm_contrib/bbl
18    o adjoint verifications
19      - changed 5 experiments to multi-tiles
20        * global_ocean.90x40x15
21        * obcs_ctrl
22        * offline_exf_seaice
23        * tutorial_dic_adjoffline
24        * tutorial_tracer_adjsens
25        changed reference output for those that crossed tile boundaries
26        (changed choices of gradient check positions)
27      - with same tiling, switch on MPI test for the last 4 (add SIZE.h_mpi)
28      - temporary bug fix in grdchk_loc.F for obcs
29    o genmake2 & testreport
30      - add target "obj" (just for OBJFILES files) to Makefile;
31      - add option to specify FEXTRAFLAGS on command line.
32    o pkg/mypackage:
33      - remove bi,bj arguments from argument list of S/R MYPACKAGE_CALC_RHS
34    
35    checkpoint63a (2011/08/02)
36    o pkg/diagnostics (velocity potential):
37      - fix velocity-potential calculation when using OBCS: balance net inflow
38        at each level (new S/R OBCS_DIAG_BALANCE).
39      - fix some of the problems with OBCS in stream-function calculation.
40    o pkg/exf/exf_readparms.F
41      - make treatment of optional namelists (EXF_NML_04, EXF_NML_SGRUNOFF,
42        EXF_NML_OBCS) more consistent, so that you need not have these lists
43        in data.exf when they are not used.
44    o optim/optim_readdata.F:
45      - add some output about obcs variables that might help debugging
46      - add a check about nvarlength
47    o pkg/ctrl: once again, fix computation of endrec in s/r ctrl_init_rec
48    o pkg/diagnostics (velocity potential):
49      - fix mask for OBCS (still problems in stream-function with OBCS);
50      - add specific parameter (default = main code CG2D params) for solver;
51      - in case of poor convergence, use solution corresponding to lowest residual.
52    o pkg/seaice/seaice_growth.F: small changes that permit vectorizable
53      adjoint code. In general statements like tmpscal=fld(i,j) are problematic
54      and should be avoided where possible.
55    o model/src (rStar):
56      - include r* effect on reference-state (PhiRef) in totPhiHyd
57        (so that it's really the potential anomaly at the cell center);
58        affect solution only if z* with full pressure in EOS.
59      - test-exp global_ocean.90x40x15: reduce viscA4 (was not stable) and
60        update output (because of z* in totPhiHyd and viscA4 changes);
61      - keep the previous diagnostics as "PHIHYDcR" (closer to potential anomaly
62        @ constant r) until interpolation at constant r is implemented.
63    o pkg/diagnostics
64      - fix RCENTER diagnostics in case cell center is not at interface middle
65    o add code for TEOS-10 (www.teos-10.org, McDougall et al. 2011). Use
66      this eos with eosType = 'TEOS10', in data (PARM01). This eos implies
67      that THETA and SALT are "conservative temperature" and "absolute
68      salinity"
69    o pkg/ctrl
70      - fix computation of endrec in s/r ctrl_init_rec
71      - ctrl_pack/unpack_*: remove unused variables and some obsolete code
72    o pkg/seaice/seaice_growth.F
73      - fix recomputation with FENTY_AREA_EXPANSION_CONTRACTION code,
74        remove then obsolete STORE directives
75      - fix STORE directives for tice and tices, so that only the
76        appropriate part of the fields are stored (and not the entire
77        field); update global_ocean.cs32x15.seaice AD output.
78      - cosmetic changes: adjust CPP flags and indentation for better
79        legibilty
80    o pkg/autodiff: add mnc-output of adBottomDragFld (code contributed by
81      Chris Wilson)
82    o pkg/gmredi:
83       Add Sub-Meso Eddies parameterisation from Baylor (for now, disabled with TAF),
84       and test it in verification exp. "front_relax.bvp" (update output.bvp.txt)
85    
86    checkpoint63  (2011/07/11)
87    o pkg/exch2:
88     - rename+move: nTiles in W2_EXCH2_PARAMS.h --> exch2_nTiles in W2_EXCH2_TOPOLOGY.h
89     - exch2 version of Cumul-Sum routine: S/R W2_SET_MAP_CUMSUM set up the
90       (2*nTiles)x(nTiles) Cumul-Sum matrix and Master Proc collects all tiles X,Y
91       increments, calculates Cumul-Sum @ tile origin and sends results to each tile.
92    o pkg/diagnostics:
93     - deal with pairs of post-processed diags which are computed together; in
94       particular, re-order list of diags within 1 file to save 2nd computation.
95     - add S/R to compute velocity stream-function (called after velocity-potential
96       calculation) from divergence free transport -> new diagnostics "PsiVEL".
97     - add parameter to select grid-point location where PsiVEL == 0.
98    o eesupp/src:
99       new S/R to calculate cumulated sum on tiled array, corner grid-cell location
100       (specific S/R needed with exch2 topology - for now, just print an error msg)
101    o pkg/shelfice
102     - Implement friction velocity-dependent transfer coefficients following
103       Holland and Jenkins, JPO, 1999
104       Original code by M. Losch with small modifs.
105       Enable with CPP option SHI_ALLOW_GAMMAFRICT
106       and runtime flag SHELFICEuseGammaFrict
107    o verification lab_sea & global_ocean.cs32x15:
108     - use tools/xmakedepend (instead of cyrus_makedepend, in genmake_local):
109       does not miss some dependencies (but is slower) and also works with many files
110       (default makedepend limitation for AD built).
111     - use cyrus_makedepend in adjustment.128x64x1 (so that it still tested).
112    o pkg/diagnostics:
113     - add run-time parameter "useMissingValue" (def=False) to fill land-point
114        (i.e., where mask=0) with MissingValue ; used only in MNC output file.
115       This replaces CPP-option DIAGNOSTICS_MISSING_VALUE.
116     - Extend the use of "missing_value" setting from data.diagnostics for the case
117       of counter-diagnostics (where fraction-weight is zero). This applies both to
118       MNC and MDS output files.
119    o pkg/seaice/seaice_growth.F:
120      - add 'a priori' cap of latent heat flux based on actual mass considerations
121        when SEAICE_ADD_SUBLIMATION_TO_FWBUDGET is used in conjunction with the
122        non-legacy seaice_solve4temp.
123      - add diagnostic of the residual sublimation freshwater flux (the freshwater
124        flux taken from the ocean if the total actual latent heat fluxes exceed
125        the maximum)
126      - remove the CPP switch around the *_FWbySublim unit change and move diagnostic
127       fill for SIatmQnt, SIfwSubl, SIatmFW to the end of seaice_growth.F.
128      - add diagnostic of the actual sublimation freshwater flux (that is 0. ifndef
129       SEAICE_ADD_SUBLIMATION_TO_FWBUDGET) and of the latent heat flux (evap+sublim).
130      - bug fix : frWtrAtm needs a_FWbySublim ifdef SEAICE_ADD_SUBLIMATION_TO_FWBUDGET.
131      - bug fix : missing part to Martin's r_FWbySublim pathological case fix.
132    o verification 1D_ocean_ice_column:
133       made model domain truly 1x1x23 instead of 5x5x23 with only center cell (3,3,:) wet
134       update results
135    o pkg/diagnostics:
136     - Implement setting of "Post-Processed" diagnostics (corresponding to gdiag(5)='P')
137       which are not filled-up but computed from other diags ; In this case, the mate
138       diag points to the primary (filled-up) diag to used for post processing.
139     - Update Velocity-potential computation using post-processed diag framework.
140     ==> Change the ordering of fields and time-periods in MDS output file
141       when using periodic averaging: now writes one time record with the full set
142       of fields for this time period, then the next time reccord (it used to be
143       one field with the full set of time records then the next field).
144         Note: this is now similar to NetCDF (MNC) output file. <==
145    
146    checkpoint62z (2011/06/21)
147    o adjoint monitor:
148     - Add adjoint monitor output for packages exf, seaice
149       and update relevant testreport output
150    o pkg/seaice:
151     - re-order diags inits so that they appear in order in available_diagnostics.log
152     - added diags: hsnow thermo. rates of change, area preceeding ridiging process,
153       area/heff/hsnow preceeding thermodynamic growth/melt.
154     - modified diag: SIdA; output actual effect, as the description states.
155     - modified description: SIqneti, SIqneto, SIuheff, SIvheff, SIdAb*, HSNOW.
156     - retired redundant diags: SIyneg, SIfice, SIsnwice, SIthdgrh.
157       (SIyneg->SIdHbOCN; SIfice->SIdHbATC; SIsnwice->SIdHbFLO;
158        and SIthdgrh->SIdHbOCN+SIdHbATC+SIdHbATO)
159     - modified diags (2) : switch all SIdA*, SIdH*, SIdS* from delta to rates.
160     - added diagnostics for seaice generic tracers (SItr*).
161     - added SItrUnit and SItrNameLong run time param (for SItr* diags).
162     - in diag names, replaced 'PrTh' abbrev. of 'preceeding thermo' with 'PT'.
163     I. Fenty: 18-Jun-2011:
164     Minor changes to seaice package:
165     1) Retired old variables (A22, SEAICE_lhsublim, areaMax, areaMin, hiceMin) and
166        added some new ones (SEAICE_area_reg, SEAICE_hice_reg, SEAICE_area_floor)
167       - Differentiated "regularization variables" from "floor variables"
168        * areaMin became SEAICE_area_reg (old A22) and SEAICE_area_floor
169        * hiceMin became SEAICE_hice_reg (old hiceMin)
170          (with _reg meaning regularization variable)
171       - SEAICE_lhSublim becomes lhSublim, the sum of SEAICE_lhEvap and SEAICE_lhFusion
172        so as to ensure energy conservation when going between phases
173      - A22 was not used anywhere
174     2) Changed regularization procedure for heffActual and hsnowActual to ensure
175        well-boundedness and smooth adjoint in seaice_growth.F
176     3) Fixed a bug where seaice_solve4temp would not recognize ice-free grid cells
177        because the old regularization always set heffActual >= 0.05 cm
178     4) Changed the model so that the default behavior is to put a small (10^-5) "floor"
179        on AREA when HEFF > 0.
180      - went from requiring ALLOW_PRECLUDE_INFINITESIMAL_AREA to be defined to
181        requiring that DISABLE_AREA_FLOOR *not* be defined
182     Affected verifications:
183      - 1D_ocean_ice_column (output.txt output_adm.txt)
184      - global_ocean.cs32x15 (output.seaice.txt output_adm.seaice.txt)
185    o pkg/diagnostics:
186      - move MNC code from diagnostics_out.F into new diagnostics_mnc_out.F (2 S/R).
187      - rename S/R GETDIAG to DIAGNOSTICS_GET_DIAG and change type of 1rst argument
188        (was _RL, now integer) with option = 0 to retrieve all levels.
189      - add pieces of code to compute velocity potential at each level (new diagnostics
190        PhiVEL, works only when UVELMASS & VVELMASS are also turned on);
191        for now, using same params as CG2D (target-resisual, max Nb of iter ...).
192      - fix few issues with counter diagnostics in diagnostics_setdiag.F &
193        diagstats_setdiag.F (if diagnostic counter is itself a counter diag)
194        and in diagnostics_fract_fill.F (do not need a valid pointer for the
195        diagnostics counter-mate); check that definition of counter-diagnostic
196        includes a valid counter-mate (in diagnostics_set_levels.F).
197    o model/src (rStar):
198      - add rStar scaling factor in diags_phi_hyd.F (similar to calc_grad_phi_hyd.F);
199        affect solution only if z* with full pressure in EOS;
200        update output of test-exp global_ocean.90x40x15.
201    o pkg/seaice:
202      - introduce siEps=1e-5 parameter
203      - use areaMax in AREA update (part 4), consistent with ridging step (part 2.5).
204      - re-organize SEAICE_ADD_SUBLIMATION_TO_FWBUDGET code.
205      - introduce ALLOW_SITRACER and seaice_tracer_phys.F to handle generic seaice tracer.
206        For now it covers, and was tested for, ice salinity and age (attached to HEFF),
207        as well as ice cover age and ridging index (attached to AREA).
208        For now the run time parameters (in data.seaice/SEAICE_PARM03) are
209        SItrName (e.g. 'age') and SItrMate ('HEFF', which is the default, or 'AREA').
210        Up to SItrMaxNum=3 tracers can be used simultaneously.
211    o pkg/salt_plume:
212      -introduce SPsalFRAC run time parameter that sets the fraction of the
213       salt by-product of ice growth (SPsalFRAC*(1-SIsalFRAC)*salt typically)
214       that gets vertically redistributed (fluxed down) by pkg/salt_plume.
215    o model debug options:
216      - Switch reading of debugMode from S/R INI_PARMS (parameter file "data", stored
217        in PARAMS.h) to S/R EESET_PARMS (parameter file "eedata", stored in EEPARAMS.h).
218      - Refine debug-msg printing selection (3 new levels):
219        debugMode  : controls printing of debug messages (sequence of S/R calls).
220        debugLevel : controls printing of algorithm-relevant auxiliary/debug messages
221         debLevZero =  0 ; /* level of disabled aux. msg printing */
222         debLevA =  1 ; /* level of minimum  aux. msg printing */
223         debLevB =  2 ; /* level of low aux. print (report read-file opening)*/
224         debLevC =  3 ; /* level of moderate debug prt (most pkgs debug msg) */
225         debLevD =  4 ; /* level of enhanced debug prt (add DEBUG_STATS prt) */
226         debLevE =  5 ; /* level of extensive debug printing */
227        New debugLevel default: with default debugMode value (=F),
228          = 2 (debLevB) or = 1 (debLevA) in case ALLOW_AUTODIFF is defined.;
229          and if debugMode=T, default debugLevel = 4 (debLevD).
230        Relation with previous settings:
231         debLevB (=2) corresponds to former debLevA (=1)
232         debLevD (=4) corresponds to former debLevB (=2)
233        Note:
234         a) if debugLevel=0, skip WRITE_GRID call when nIter0 > 0 (same as before);
235         b) default debugLevel=1 is convenient in AD runs (avoid many file opening msgs);
236            to recover previous default, set debugLevel=2 (e.g. AD-test hs94.1x64x5)
237      - Add new parameter (printResidualFreq, read from PARM02 namelist) to print
238        detailed CG solvers convergence; off (=0) by default, except if debugLevel=5.
239    o pkg/obcs:
240      - change OBCSfixTopo default from True to False (should not change the results);
241        keep OBCSfixTopo=T in verification-exp. seaice_obcs.
242    o pkg/thsice:
243      - fix bug in thsice_calc_thickn.F (was introduced in version 1.18) in
244        2nd layer seaice sublimation (unlikely to happen)
245      - use Interior mask for OBCS in thsice_advection.F (similar to what is
246        done in gad_advection & seaice_advection).
247    o adjoint:
248      bug fix spotted by Gael Forget:
249      seaice_advection and thsice_advection still had
250      legacy CPP options to avoid CS corner updates for adjoint
251    o pkg/seaice:
252      => Change some of the defaults (2011/05/29):
253         - change SEAICEuseFluxForm default (from False to True)
254         - change DIFF1 default (from 0.004 m/s to 0. m/s)
255         And print warnings if DIFF1 is not set in data.seaice and centered
256          avection scheme is used without any diffusion.
257      also:
258      - fix seaice_diffusion calls in default AdvScheme part of seaice_advdiff.F;
259      - set SEAICEdiffKh[] default in the same way as SEAICEadvSch[]
260      - stop if DIFF1<>0 with SEAICEadvScheme <> 2, if DIFF1<>0 with any
261        other non-zero SEAICEdiffKh[] diffusivity, if SEAICEadvSalt=T with
262        #undef SEAICE_VARIABLE_SALINITY, if SEAICEadvAge=T with #undef SEAICE_AGE.
263      update results of test exp.:
264         lab_sea: output.fd (switch to AdvScheme=33 with diffKh=20)
265             output.hb87, output_adm.evp (SEAICEuseFluxForm=T and diffKh=200)
266             output_adm.noseaicedyn (SEAICEuseFluxForm=T)
267         offline_exf_seaice: output.seaicetd, output_adm (SEAICEuseFluxForm=T)
268         seaice_obcs: output (SEAICEuseFluxForm=T)
269      and prescribe old default for SEAICEuseFluxForm (=F) and DIFF1 (=0.004)
270          for standard fwd & AD lab_sea tests (to keep the same output).
271    o pkg/seaice/seaice_growth.F:
272      - use Ian Fenty's capping formulas for actual ice
273      thickness thoughout EVOLUTION branch.
274      - put treatment pathological case #2) in CPP brackets
275      (ALLOW_AVOID_INFINITESIMAL_AREA, undef by default).
276      - update global_ocean.cs32x15 and 1D_ocean_ice_colum results accordingly.
277    o pkg/seaice:
278      - seaice_diffusion.F : remove the min(DX,DY) factor permanently;
279      pass the Laplacian diffusivity (in m^2/s) diffKh as a parameter;
280      also pass fac as a param, which can be 1. (to update the tendency
281      field) or the time step (to update the field itself).
282      - seaice_advdiff.F: for multidim, call seaice_diffusion with
283      e.g. SEAICEdiffKhHeff and with fac=1; for single-dim, call
284      seaice_diffusion with e.g. SEAICEdiffKhHeff and with fac=time step.
285      - SEAICE_PARAMS.h, seaice_readparms.F, seaice_check.F :
286      hooks to handle SEAICEdiffKhHeff, SEAICEdiffKhArea, etc.
287    o pkg/seaice:
288      diffusion with centered advection scheme (diffus.F & advect.F):
289      - simplify S/R DIFFUS (put deltaT & DIFF1 factor outside, move EXCH outside)
290        to just compute the laplacian of input-field.
291      - unroll k loop (harmonic,biharmonic diff) in advect.F to save 1 exch call.
292      - fix flux-form version in diffus.F to conserve tracer.
293      update output of lab_sea.fd & lab_sea.hb87 (1rst set of modif affects
294       machine truncation) and lab_sea.salt_plume (conservative flux-form modif)
295    
296    checkpoint62y (2011/05/26)
297    o pkg/seaice:
298     - seaice_growth.F : in EVOLUTION branch, always include
299       a_QSWbyATM_cover in qnet (as it should be).
300     - verification/global_ocean.cs32x15 : update results accordingly
301       (output.seaice.txt output_adm.seaice.txt).
302    o pkg/seaice + obcs:
303     - use maskInW & maskInS in multi-dim advection and biharmonic diffusion:
304       equivalent of assuming no tracer gradient outside the OB region.
305       update output of seaice_obcs (uses DIFF1 <>0 => biharmonic diffusion)
306     - remove calls to OBCS_COPY_TRACER after EXCH calls (no longer needed
307       after changes above);
308     - obcs+seaice cleaning: apply seaice-tracer OB values to tracer field
309       only at OB location (instead of over a band of OLx width).
310    o pkg/seaice:
311     - fix wrong indices in old (non Flux-Form) diffusion default S/R diffus.F
312       (dxG(I+1, ...) changed to dxG(I, ...), no impact on Lat-Lon grid)
313    o pkg/obcs:
314      - split header file "OBCS.h" into 4 separated files:
315        OBCS_PARAMS.h, OBCS_GRID.h, OBCS_FIELDS.h & OBCS_SEAICE.h
316       Note: OBCS_PARAMS.h & OBCS_GRID.h can be included without OBCS_OPTIONS.h
317         (contain no conditional statement which depends on OBCS options).
318      - move "useOBCSYearlyFields" from "data.obcs" (hold in OBCS_PARAMS.h)
319        to parameter file "data.exf", namelist EXF_NML_OBCS (in EXF_PARAM.h).
320    o ctrl, cost, grdchk & autodiff pkgs:
321      - make options file more standard (like other {PKG}_OPTIONS.h file but
322        with AD_CONFIG.h); clean-up some of the included header files.
323    o pkg/obcs:
324      - do not mask tracer when applying OB (tracer == 0 could generate problems)
325      - apply tracer OB values to tracer field only at OB location (instead of
326        over a band of OLx width)
327      - clean-up obcs_apply_w.F & obcs_apply_eta.F (since less calls to these S/R)
328      - remove OBCS_MULTIDIM_OLD_VERSION code in gad_advection.F and remove
329        obcs_apply_tloc.F & obcs_apply_sloc.F
330    o obcs in model/src:
331      - call OBCS_APPLY_W only if NonHydrostatic.
332      - call OBCS_APPLY_ETA only if NonLinFreeSurf.
333      - reset dEtaHdt and wVel to zero outside OB interior region ;
334      - leave tracer unchanged outside OB interior region: This has no effect
335        on the solution but just to prevent unrealistic tracer value outside OB.
336      - zero out velocity outside OB interior region: This has no effect on
337        the solution but just to prevent unrealistic velocity outside OB.
338    o obcs and non-lin free-surf:
339       move call to OBCS_APPLY_R_STAR from update_r_star.F to calc_r_star.F
340       and call to OBCS_APPLY_SURF_DR from update_surf_dr.F to calc_surf_dr.F
341       + add argument "etaFld" to OBCS_APPLY_R_STAR & OBCS_APPLY_SURF_DR:
342       this fixes missing EXCH + get consistent eta OB value (+ fix restart).
343       update results of test-exp. exp4(nlfs).
344    o exp4 (nlfs) test-exp:
345       use OBC for Eta at Western & Eastern OB (to test prescribing Eta
346       with NonLin-FreeSurf); update output.nlfs.txt
347  o obcs and 2d/3d solver norm:  o obcs and 2d/3d solver norm:
348     use interior masks (maskInC) to cancel out cg2d & cg3d matrix coeff at OB     use interior masks (maskInC) to cancel out cg2d & cg3d matrix coeff at OB
349     and outside OB interior region (will allow to place OB further inside the     and outside OB interior region (will allow to place OB further inside the
350     domain). Depending on the domain, can affects cg2d-Norm (previous     domain). Depending on the domain, can affects cg2d-Norm (previous
351     cancelation outside OB was only partial), e.g. in exp4 & obcs_ctrl,     cancellation outside OB was only partial), e.g. in exp4 & obcs_ctrl,
352     and cg3d-Norm (previous Norm was computed before canceling OB terms),     and cg3d-Norm (previous Norm was computed before canceling OB terms),
353     e.g. in tutorial_plume_on_slope.     e.g. in tutorial_plume_on_slope.
354    - update output of exp.: exp4 (x2), obcs_ctrl and tutorial_plume_on_slope.    - update output of exp.: exp4 (x2), obcs_ctrl and tutorial_plume_on_slope.
# Line 20  o pkg/shelfice/shelfice_init_fixed.F Line 360  o pkg/shelfice/shelfice_init_fixed.F
360    fix CPP-flag combinations    fix CPP-flag combinations
361  o pkg/seaice: Merge iceage code of Pierre Rampal  o pkg/seaice: Merge iceage code of Pierre Rampal
362    * update/change/correct ice age calculations    * update/change/correct ice age calculations
363    * add age updates for pathological cases    * add age updates for pathological cases
364    Probably needs more testing...    Probably needs more testing...
365    
366  checkpoint62x (2011/05/13)  checkpoint62x (2011/05/13)

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