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revision 1.1442 by gforget, Wed May 25 23:56:29 2011 UTC revision 1.1488 by heimbach, Sat Aug 6 19:25:11 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 adjoint verifications
8      - changed 5 experiments to multi-threaded
9        * global_ocean.90x40x15
10        * obcs_ctrl
11        * offline_exf_seaice
12        * tutorial_dic_adjoffline
13        * tutorial_tracer_adjsens
14        changed reference output for those that crossed tile boundaries
15        (changed choices of gradient check positions)
16      - temporary bug fix in grdchk_loc.F for obcs
17    
18    o genmake2 & testreport
19      - add target "obj" (just for OBJFILES files) to Makefile;
20      - add option to specify FEXTRAFLAGS on command line.
21    o pkg/mypackage:
22      - remove bi,bj arguments from argument list of S/R MYPACKAGE_CALC_RHS
23    
24    checkpoint63a (2011/08/02)
25    o pkg/diagnostics (velocity potential):
26      - fix velocity-potential calculation when using OBCS: balance net inflow
27        at each level (new S/R OBCS_DIAG_BALANCE).
28      - fix some of the problems with OBCS in stream-function calculation.
29    o pkg/exf/exf_readparms.F
30      - make treatment of optional namelists (EXF_NML_04, EXF_NML_SGRUNOFF,
31        EXF_NML_OBCS) more consistent, so that you need not have these lists
32        in data.exf when they are not used.
33    o optim/optim_readdata.F:
34      - add some output about obcs variables that might help debugging
35      - add a check about nvarlength
36    o pkg/ctrl: once again, fix computation of endrec in s/r ctrl_init_rec
37    o pkg/diagnostics (velocity potential):
38      - fix mask for OBCS (still problems in stream-function with OBCS);
39      - add specific parameter (default = main code CG2D params) for solver;
40      - in case of poor convergence, use solution corresponding to lowest residual.
41    o pkg/seaice/seaice_growth.F: small changes that permit vectorizable
42      adjoint code. In general statements like tmpscal=fld(i,j) are problematic
43      and should be avoided where possible.
44    o model/src (rStar):
45      - include r* effect on reference-state (PhiRef) in totPhiHyd
46        (so that it's really the potential anomaly at the cell center);
47        affect solution only if z* with full pressure in EOS.
48      - test-exp global_ocean.90x40x15: reduce viscA4 (was not stable) and
49        update output (because of z* in totPhiHyd and viscA4 changes);
50      - keep the previous diagnostics as "PHIHYDcR" (closer to potential anomaly
51        @ constant r) until interpolation at constant r is implemented.
52    o pkg/diagnostics
53      - fix RCENTER diagnostics in case cell center is not at interface middle
54    o add code for TEOS-10 (www.teos-10.org, McDougall et al. 2011). Use
55      this eos with eosType = 'TEOS10', in data (PARM01). This eos implies
56      that THETA and SALT are "conservative temperature" and "absolute
57      salinity"
58    o pkg/ctrl
59      - fix computation of endrec in s/r ctrl_init_rec
60      - ctrl_pack/unpack_*: remove unused variables and some obsolete code
61    o pkg/seaice/seaice_growth.F
62      - fix recomputation with FENTY_AREA_EXPANSION_CONTRACTION code,
63        remove then obsolete STORE directives
64      - fix STORE directives for tice and tices, so that only the
65        appropriate part of the fields are stored (and not the entire
66        field); update global_ocean.cs32x15.seaice AD output.
67      - cosmetic changes: adjust CPP flags and indentation for better
68        legibilty
69    o pkg/autodiff: add mnc-output of adBottomDragFld (code contributed by
70      Chris Wilson)
71    o pkg/gmredi:
72       Add Sub-Meso Eddies parameterisation from Baylor (for now, disabled with TAF),
73       and test it in verification exp. "front_relax.bvp" (update output.bvp.txt)
74    
75    checkpoint63  (2011/07/11)
76    o pkg/exch2:
77     - rename+move: nTiles in W2_EXCH2_PARAMS.h --> exch2_nTiles in W2_EXCH2_TOPOLOGY.h
78     - exch2 version of Cumul-Sum routine: S/R W2_SET_MAP_CUMSUM set up the
79       (2*nTiles)x(nTiles) Cumul-Sum matrix and Master Proc collects all tiles X,Y
80       increments, calculates Cumul-Sum @ tile origin and sends results to each tile.
81    o pkg/diagnostics:
82     - deal with pairs of post-processed diags which are computed together; in
83       particular, re-order list of diags within 1 file to save 2nd computation.
84     - add S/R to compute velocity stream-function (called after velocity-potential
85       calculation) from divergence free transport -> new diagnostics "PsiVEL".
86     - add parameter to select grid-point location where PsiVEL == 0.
87    o eesupp/src:
88       new S/R to calculate cumulated sum on tiled array, corner grid-cell location
89       (specific S/R needed with exch2 topology - for now, just print an error msg)
90    o pkg/shelfice
91     - Implement friction velocity-dependent transfer coefficients following
92       Holland and Jenkins, JPO, 1999
93       Original code by M. Losch with small modifs.
94       Enable with CPP option SHI_ALLOW_GAMMAFRICT
95       and runtime flag SHELFICEuseGammaFrict
96    o verification lab_sea & global_ocean.cs32x15:
97     - use tools/xmakedepend (instead of cyrus_makedepend, in genmake_local):
98       does not miss some dependencies (but is slower) and also works with many files
99       (default makedepend limitation for AD built).
100     - use cyrus_makedepend in adjustment.128x64x1 (so that it still tested).
101    o pkg/diagnostics:
102     - add run-time parameter "useMissingValue" (def=False) to fill land-point
103        (i.e., where mask=0) with MissingValue ; used only in MNC output file.
104       This replaces CPP-option DIAGNOSTICS_MISSING_VALUE.
105     - Extend the use of "missing_value" setting from data.diagnostics for the case
106       of counter-diagnostics (where fraction-weight is zero). This applies both to
107       MNC and MDS output files.
108    o pkg/seaice/seaice_growth.F:
109      - add 'a priori' cap of latent heat flux based on actual mass considerations
110        when SEAICE_ADD_SUBLIMATION_TO_FWBUDGET is used in conjunction with the
111        non-legacy seaice_solve4temp.
112      - add diagnostic of the residual sublimation freshwater flux (the freshwater
113        flux taken from the ocean if the total actual latent heat fluxes exceed
114        the maximum)
115      - remove the CPP switch around the *_FWbySublim unit change and move diagnostic
116       fill for SIatmQnt, SIfwSubl, SIatmFW to the end of seaice_growth.F.
117      - add diagnostic of the actual sublimation freshwater flux (that is 0. ifndef
118       SEAICE_ADD_SUBLIMATION_TO_FWBUDGET) and of the latent heat flux (evap+sublim).
119      - bug fix : frWtrAtm needs a_FWbySublim ifdef SEAICE_ADD_SUBLIMATION_TO_FWBUDGET.
120      - bug fix : missing part to Martin's r_FWbySublim pathological case fix.
121    o verification 1D_ocean_ice_column:
122       made model domain truly 1x1x23 instead of 5x5x23 with only center cell (3,3,:) wet
123       update results
124    o pkg/diagnostics:
125     - Implement setting of "Post-Processed" diagnostics (corresponding to gdiag(5)='P')
126       which are not filled-up but computed from other diags ; In this case, the mate
127       diag points to the primary (filled-up) diag to used for post processing.
128     - Update Velocity-potential computation using post-processed diag framework.
129     ==> Change the ordering of fields and time-periods in MDS output file
130       when using periodic averaging: now writes one time record with the full set
131       of fields for this time period, then the next time reccord (it used to be
132       one field with the full set of time records then the next field).
133         Note: this is now similar to NetCDF (MNC) output file. <==
134    
135    checkpoint62z (2011/06/21)
136    o adjoint monitor:
137     - Add adjoint monitor output for packages exf, seaice
138       and update relevant testreport output
139    o pkg/seaice:
140     - re-order diags inits so that they appear in order in available_diagnostics.log
141     - added diags: hsnow thermo. rates of change, area preceeding ridiging process,
142       area/heff/hsnow preceeding thermodynamic growth/melt.
143     - modified diag: SIdA; output actual effect, as the description states.
144     - modified description: SIqneti, SIqneto, SIuheff, SIvheff, SIdAb*, HSNOW.
145     - retired redundant diags: SIyneg, SIfice, SIsnwice, SIthdgrh.
146       (SIyneg->SIdHbOCN; SIfice->SIdHbATC; SIsnwice->SIdHbFLO;
147        and SIthdgrh->SIdHbOCN+SIdHbATC+SIdHbATO)
148     - modified diags (2) : switch all SIdA*, SIdH*, SIdS* from delta to rates.
149     - added diagnostics for seaice generic tracers (SItr*).
150     - added SItrUnit and SItrNameLong run time param (for SItr* diags).
151     - in diag names, replaced 'PrTh' abbrev. of 'preceeding thermo' with 'PT'.
152     I. Fenty: 18-Jun-2011:
153     Minor changes to seaice package:
154     1) Retired old variables (A22, SEAICE_lhsublim, areaMax, areaMin, hiceMin) and
155        added some new ones (SEAICE_area_reg, SEAICE_hice_reg, SEAICE_area_floor)
156       - Differentiated "regularization variables" from "floor variables"
157        * areaMin became SEAICE_area_reg (old A22) and SEAICE_area_floor
158        * hiceMin became SEAICE_hice_reg (old hiceMin)
159          (with _reg meaning regularization variable)
160       - SEAICE_lhSublim becomes lhSublim, the sum of SEAICE_lhEvap and SEAICE_lhFusion
161        so as to ensure energy conservation when going between phases
162      - A22 was not used anywhere
163     2) Changed regularization procedure for heffActual and hsnowActual to ensure
164        well-boundedness and smooth adjoint in seaice_growth.F
165     3) Fixed a bug where seaice_solve4temp would not recognize ice-free grid cells
166        because the old regularization always set heffActual >= 0.05 cm
167     4) Changed the model so that the default behavior is to put a small (10^-5) "floor"
168        on AREA when HEFF > 0.
169      - went from requiring ALLOW_PRECLUDE_INFINITESIMAL_AREA to be defined to
170        requiring that DISABLE_AREA_FLOOR *not* be defined
171     Affected verifications:
172      - 1D_ocean_ice_column (output.txt output_adm.txt)
173      - global_ocean.cs32x15 (output.seaice.txt output_adm.seaice.txt)
174    o pkg/diagnostics:
175      - move MNC code from diagnostics_out.F into new diagnostics_mnc_out.F (2 S/R).
176      - rename S/R GETDIAG to DIAGNOSTICS_GET_DIAG and change type of 1rst argument
177        (was _RL, now integer) with option = 0 to retrieve all levels.
178      - add pieces of code to compute velocity potential at each level (new diagnostics
179        PhiVEL, works only when UVELMASS & VVELMASS are also turned on);
180        for now, using same params as CG2D (target-resisual, max Nb of iter ...).
181      - fix few issues with counter diagnostics in diagnostics_setdiag.F &
182        diagstats_setdiag.F (if diagnostic counter is itself a counter diag)
183        and in diagnostics_fract_fill.F (do not need a valid pointer for the
184        diagnostics counter-mate); check that definition of counter-diagnostic
185        includes a valid counter-mate (in diagnostics_set_levels.F).
186    o model/src (rStar):
187      - add rStar scaling factor in diags_phi_hyd.F (similar to calc_grad_phi_hyd.F);
188        affect solution only if z* with full pressure in EOS;
189        update output of test-exp global_ocean.90x40x15.
190    o pkg/seaice:
191      - introduce siEps=1e-5 parameter
192      - use areaMax in AREA update (part 4), consistent with ridging step (part 2.5).
193      - re-organize SEAICE_ADD_SUBLIMATION_TO_FWBUDGET code.
194      - introduce ALLOW_SITRACER and seaice_tracer_phys.F to handle generic seaice tracer.
195        For now it covers, and was tested for, ice salinity and age (attached to HEFF),
196        as well as ice cover age and ridging index (attached to AREA).
197        For now the run time parameters (in data.seaice/SEAICE_PARM03) are
198        SItrName (e.g. 'age') and SItrMate ('HEFF', which is the default, or 'AREA').
199        Up to SItrMaxNum=3 tracers can be used simultaneously.
200    o pkg/salt_plume:
201      -introduce SPsalFRAC run time parameter that sets the fraction of the
202       salt by-product of ice growth (SPsalFRAC*(1-SIsalFRAC)*salt typically)
203       that gets vertically redistributed (fluxed down) by pkg/salt_plume.
204    o model debug options:
205      - Switch reading of debugMode from S/R INI_PARMS (parameter file "data", stored
206        in PARAMS.h) to S/R EESET_PARMS (parameter file "eedata", stored in EEPARAMS.h).
207      - Refine debug-msg printing selection (3 new levels):
208        debugMode  : controls printing of debug messages (sequence of S/R calls).
209        debugLevel : controls printing of algorithm-relevant auxiliary/debug messages
210         debLevZero =  0 ; /* level of disabled aux. msg printing */
211         debLevA =  1 ; /* level of minimum  aux. msg printing */
212         debLevB =  2 ; /* level of low aux. print (report read-file opening)*/
213         debLevC =  3 ; /* level of moderate debug prt (most pkgs debug msg) */
214         debLevD =  4 ; /* level of enhanced debug prt (add DEBUG_STATS prt) */
215         debLevE =  5 ; /* level of extensive debug printing */
216        New debugLevel default: with default debugMode value (=F),
217          = 2 (debLevB) or = 1 (debLevA) in case ALLOW_AUTODIFF is defined.;
218          and if debugMode=T, default debugLevel = 4 (debLevD).
219        Relation with previous settings:
220         debLevB (=2) corresponds to former debLevA (=1)
221         debLevD (=4) corresponds to former debLevB (=2)
222        Note:
223         a) if debugLevel=0, skip WRITE_GRID call when nIter0 > 0 (same as before);
224         b) default debugLevel=1 is convenient in AD runs (avoid many file opening msgs);
225            to recover previous default, set debugLevel=2 (e.g. AD-test hs94.1x64x5)
226      - Add new parameter (printResidualFreq, read from PARM02 namelist) to print
227        detailed CG solvers convergence; off (=0) by default, except if debugLevel=5.
228    o pkg/obcs:
229      - change OBCSfixTopo default from True to False (should not change the results);
230        keep OBCSfixTopo=T in verification-exp. seaice_obcs.
231    o pkg/thsice:
232      - fix bug in thsice_calc_thickn.F (was introduced in version 1.18) in
233        2nd layer seaice sublimation (unlikely to happen)
234      - use Interior mask for OBCS in thsice_advection.F (similar to what is
235        done in gad_advection & seaice_advection).
236    o adjoint:
237      bug fix spotted by Gael Forget:
238      seaice_advection and thsice_advection still had
239      legacy CPP options to avoid CS corner updates for adjoint
240    o pkg/seaice:
241      => Change some of the defaults (2011/05/29):
242         - change SEAICEuseFluxForm default (from False to True)
243         - change DIFF1 default (from 0.004 m/s to 0. m/s)
244         And print warnings if DIFF1 is not set in data.seaice and centered
245          avection scheme is used without any diffusion.
246      also:
247      - fix seaice_diffusion calls in default AdvScheme part of seaice_advdiff.F;
248      - set SEAICEdiffKh[] default in the same way as SEAICEadvSch[]
249      - stop if DIFF1<>0 with SEAICEadvScheme <> 2, if DIFF1<>0 with any
250        other non-zero SEAICEdiffKh[] diffusivity, if SEAICEadvSalt=T with
251        #undef SEAICE_VARIABLE_SALINITY, if SEAICEadvAge=T with #undef SEAICE_AGE.
252      update results of test exp.:
253         lab_sea: output.fd (switch to AdvScheme=33 with diffKh=20)
254             output.hb87, output_adm.evp (SEAICEuseFluxForm=T and diffKh=200)
255             output_adm.noseaicedyn (SEAICEuseFluxForm=T)
256         offline_exf_seaice: output.seaicetd, output_adm (SEAICEuseFluxForm=T)
257         seaice_obcs: output (SEAICEuseFluxForm=T)
258      and prescribe old default for SEAICEuseFluxForm (=F) and DIFF1 (=0.004)
259          for standard fwd & AD lab_sea tests (to keep the same output).
260    o pkg/seaice/seaice_growth.F:
261      - use Ian Fenty's capping formulas for actual ice
262      thickness thoughout EVOLUTION branch.
263      - put treatment pathological case #2) in CPP brackets
264      (ALLOW_AVOID_INFINITESIMAL_AREA, undef by default).
265      - update global_ocean.cs32x15 and 1D_ocean_ice_colum results accordingly.
266    o pkg/seaice:
267      - seaice_diffusion.F : remove the min(DX,DY) factor permanently;
268      pass the Laplacian diffusivity (in m^2/s) diffKh as a parameter;
269      also pass fac as a param, which can be 1. (to update the tendency
270      field) or the time step (to update the field itself).
271      - seaice_advdiff.F: for multidim, call seaice_diffusion with
272      e.g. SEAICEdiffKhHeff and with fac=1; for single-dim, call
273      seaice_diffusion with e.g. SEAICEdiffKhHeff and with fac=time step.
274      - SEAICE_PARAMS.h, seaice_readparms.F, seaice_check.F :
275      hooks to handle SEAICEdiffKhHeff, SEAICEdiffKhArea, etc.
276    o pkg/seaice:
277      diffusion with centered advection scheme (diffus.F & advect.F):
278      - simplify S/R DIFFUS (put deltaT & DIFF1 factor outside, move EXCH outside)
279        to just compute the laplacian of input-field.
280      - unroll k loop (harmonic,biharmonic diff) in advect.F to save 1 exch call.
281      - fix flux-form version in diffus.F to conserve tracer.
282      update output of lab_sea.fd & lab_sea.hb87 (1rst set of modif affects
283       machine truncation) and lab_sea.salt_plume (conservative flux-form modif)
284    
285    checkpoint62y (2011/05/26)
286  o pkg/seaice:  o pkg/seaice:
287   - seaice_growth.F : in EVOLUTION branch, always include   - seaice_growth.F : in EVOLUTION branch, always include
288     a_QSWbyATM_cover in qnet (as it should be).     a_QSWbyATM_cover in qnet (as it should be).
289   - verification/global_ocean.cs32x15 : update results accordingly   - verification/global_ocean.cs32x15 : update results accordingly
290     (output.seaice.txt output_adm.seaice.txt).     (output.seaice.txt output_adm.seaice.txt).
291  o pkg/seaice + obcs:  o pkg/seaice + obcs:
292   - use maskInW & maskInS in multi-dim advection and biharmonic diffusion:   - use maskInW & maskInS in multi-dim advection and biharmonic diffusion:
293     equivalent of assuming no tracer gradient outside the OB region.     equivalent of assuming no tracer gradient outside the OB region.

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