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revision 1.874 by jmc, Mon Sep 17 15:28:14 2007 UTC revision 1.961 by mlosch, Mon Feb 25 20:59:01 2008 UTC
# Line 4  $Name$ Line 4  $Name$
4      Notes on tags used in MITgcmUV      Notes on tags used in MITgcmUV
5      ==============================      ==============================
6    
7    o add a flag writePickupAtEnd (default=true) to be able to suppress
8      writing a pickup at the last timestep
9    o pkg/profiles:
10      rename profiles_interp_mean_genericgrid as profiles_interp_mean_gg
11      (for "less than 32 characters name" compiler requirement)
12    o pkg/obcs and pkg/exf: added capability to specify seaice open boundary
13      conditions that have a different sampling frequency than S/T/U/V obcs
14    o pkg/diagnostics (stats-diags):
15      - fix global Min/Max in case 1 processor get only empty tiles
16    o genmake2: replace (4 times)
17         make genmake_tc_1.o >> genmake_warnings 2>&1
18      with
19         COMM="$CC $CFLAGS -c genmake_tc_1.c"
20         echo $COMM >> genmake_warnings
21         $COMM >> genmake_warnings 2>&1
22      to make genmake2 always see the value of CC as specified in the optfile.
23    o generic_advdiff: - prather advection scheme (SOM) coded for CS-grid.
24      - add diagnostics for 1srt & 2nd Order moments and sub-grid variance.
25      - modify verification advect_cs test to test SOM-advection on CS-grid.
26    o pkg/ctrl:
27      - Rewrite of ctrl_map_ini_ecco.F,
28        introducing a generic routine (ctrl_map_ini_gen.F).
29      - Modification of ctrl_bound/adctrl_bound handling control vector bounds.
30    
31    checkpoint59n
32    o pkg/diagnostics: for large number of diagnostics, store diagnostic mate
33      number in dedicate array "hdiag":
34      - new version of S/R DIAGNOSTICS_ADD2LIST : DIAGNOSTICS_ADDTOLIST
35        with 1 more argument (mate number); modify old version DIAGNOSTICS_ADD2LIST.
36      - many small changes (integer format) for large number of diagnostics
37      - start to use DIAGNOSTICS_ADDTOLIST (necessary for diagnostics with
38        a counter mate) in pkg diagnostics, ptracers, thsice & aim_v23.
39    o add parameter rotateGrid and Euler angles EulerPhi/Theta/Psi. For
40      usingSphericalGrid, this allows to define the rotated grid coordinates
41      via phiMin/thetaMin/dxSpacing/dySpacing, etc., but then re-compute the
42      geographical coordinates according to the inverse of the rotation defined
43      by the Euler angles, so that Coriolis parameter and online-interpolation by
44      exf works with the geographical coordinates on XC/YC/XG/YG.
45      Naturally, this feature does not work with all packages, so some
46      combinations are prohibited in config_summary (flt, flt_zonal, ecco,
47      profiles), because there the coordinates are assumed to be regular
48      spherical grid coordinates.
49    o pkg/gmredi,ctrl,ecco,autodiff,grdchk and model/src,inc:
50      - introduce isopycnal diffusion coefficient control.
51    o tools/adjoint_options:
52      - additional control vector components.
53    o pkg/mnc: have mnc create marginally meaning full coordinate variables
54      (that is the grid indices) if usingCurvilinearGrid and NOT EXCH2
55    o pkg/mypackage:
56      - add example of read/write pickup for state-var ;
57      - add entry points to the main code for state-vars diags & write-pickup.
58    o pkg/exf: rewrite of exf_getffieldrec.F to properly deal with year
59      transitions for useExfYearlyFields
60      - add new subroutine that determines the file to read from for
61        use*YearlyFields = .TRUE. and .FALSE.
62      - add a verification experiment to global_with_exf that tests
63        useExfYearlyFields with USE_EXF_INTERPOLATION defined
64    o pkg/obcs/exf: add useOBCSYearlyFields (=.FALSE.) to obcs with exf in
65      analogy to useExfYearlyFields; rearrange obcs_prescribe_read: two new
66      subroutines (which could be generated from a template, because they are
67      almost identical), for now they are included in obcs_prescribe_read.F for
68      simplicity
69    o pkg/exf:
70      - add a little more diagnostic to exf_interp_read (in analogy to
71        mds_read_field, can be turned off with debugLevel < debugLevA=1)
72      - improve vectorizability of exf_interp for TARGET_NEC_SX, makes code
73        ugly but fast by unrolling short inner loops, inserting a unroll=8
74        directive in routine lagran, and splitting a loop and making do while the
75        outermost loop (the latter requires the intoduction of index arrays)
76    o pkg/obcs: replace obcs_apply_area/heff/hsalt/hsnow with obcs_apply_seaice
77    o pkg/seaice: moved DIFFERENT_MULTIPLE from seaice_model to seaice_dynsolver
78      http://forge.csail.mit.edu/pipermail/mitgcm-devel/2008-January/003173.html
79    o verification/seaice_obcs: updated for restart test and latest options
80    o pkg/seaice: add a new flag SEAICEuseTEM to use a slightly different
81      ice rheology (so-called truncated ellipse, that gets rid of tensile stress);
82      for now this is only available for the C-grid code and also within
83      #ifdef SEAICE_ALLOW_TEM, because this option may slow down the EVP code
84    
85    checkpoint59m
86    o pkg/seaice: use different time constant for melting (SEAICE_gamma_t)
87      and freezing (SEAICE_gamma_t_frz) ice due to mixed layer temperature
88    o gad_som : fix flux output (& diagnostics) to have same units as other  
89      advection scheme fluxes (was previously multiplied by deltaT).  
90    o added verification/seaice_obcs both to test seaice open boundaries
91      and to provide an example matlab scrpt for generating them
92    o added verification/lab_sea/input.salt_plume for testing pkg/salt_plume
93    o pkg/salt_plume: clean up salt_plume_frac.F to
94      remove redundancy in PlumeMethod 1 and 4
95    o pkg/kpp: added saltplume diagnostics
96    o pkg/obcs and pkg/seaice:
97      - do not set uice and vice to zero when OB*icefile are unspecified
98      - OBCS_SEAICE_AVOID_CONVERGENCE is undefined by default
99      - moved seaice tracer obcs after call to seaice_growth
100    o pkg/salt_plume: added various options for salt plume depth
101      criterion and for vertical distribution of the salt
102    
103    checkpoint59l
104    o pkg/ptracers: new version of ptracers pickup:
105      read meta file and write only fields which are needed to restart.
106      ( same logic as main pickup file ; also using pickupStrictlyMatch )
107    o pkg/seaice:
108      - add timescale for melting due to warm mixed layer as a means of
109        setting SEAICE_availHeatFrac more conveniently
110      - add a CPP-flag/runtime parameter check for flooding algorithm
111      - reformulated availHeat in seaice_growth.F to be independent of AREA
112    o change units attribute of EmPmR netcdf variables to kg/m^2/s to reflect recent
113      unit changes
114    o pkg/obcs: added OBCS_SEAICE_AVOID_CONVERGENCE constraint
115    o cg2d.F: add 3 compiler directives that speed up this routine by 30% on a NEC
116      SX vector computer.
117    o pkg/seaice:
118      - removed SEAICE_FFIELDS.h and seaice_get_forcing.F
119        seaice forcing fields can now be read only through pkg/exf
120      - removed some unused halos
121    o no longer write pickup from THE_MODEL_MAIN but always from FORWARD_STEP
122    o pkg/exf: added useRelativeWind EXF_PARAM.h option for subtracting U/VVEL
123      or U/VICE from U/VWIND before computing U/VSTRESS
124    
125    checkpoint59k
126    o pkg/seaice: ICE2WATR=SEAICE_rhoIce/rhoConst for consistency between
127      dynamics and thermodynamics. Set ICE2WATR=0.92 to reproduce older results.
128    o fix un-initialised variable problem (in mom_vecinv & shap_filt):
129      all experiments pass when compile with un-initialised var. checking option.
130    o added pkg/salt_plume
131    o script to test restart (for now, in MITgcm_contrib/jmc_script)
132    o pkg/seaice: new read/write pickup version.
133      read meta file and write only fields which are needed to restart.
134      ( same logic as main pickup file ; also using pickupStrictlyMatch )
135    o pkg/seaice: fix bug in seaice_ocean_stress (call of seaice_calc_strainrates)
136    o lab_sea.hb87: modify the domain & update output.hb87.txt :
137      lat-long grid & no-slip BC in seaice-dynamics produce different sigma12
138      at j=1 & j=Ny+1 : this case is not treated correctly in the restart
139      process. Fixed here by closing the domain at the Northern boundary.
140    o pkg/rw: cleaning-up: call directly new MDSIO S/R MDS_READ/WRITE_FIELD.
141    o pkg/mdsio: add new arguments to MDS_READ/WRITE_FIELD for reading/writing
142      a set of consecutive levels in/from a 3-D array.
143    o pkg/ptracers:
144      use a 2 characters string ioLabel to identify tracer (if more than 99 tracers).
145      to-do: fix pkg/diagnostics when large number of diagnostics are defined.
146    
147    checkpoint59j
148    o in pkgs: dic, obcs, offline, rbcs:
149      standard way to compute coeff. for time interpolation between 2 time reccords
150      which retains full precision (& make results less dependent on compiler).
151      update output of exp: tutorial_cfc_offline & tutorial_global_oce_biogeo.
152    o pkg/cfc: if compiled with exf and seaice, cfc now can use fields from those
153      packages instead of reading ice cover and wind speed separately
154    o split PTRACERS.h in 2 header files: PTRACERS_FIELDS.h & PTRACERS_PARAMS.h
155     (keep a temporary version of PTRACERS.h in verification/OpenAD/code_ad_openad
156      to allow to compile customized code before the update)
157    o cleaning-up:
158      - fix CPP instruction syntax in pkg/obcs
159      - replace (some) call to MDSIO S/R with call to RW interface S/R ; and
160        add #ifdef ALLOW_MDSIO elsewhere (allows to compile without pkg/mdsio)
161      - fix some threads issue in IO parts.
162    o pkg/dic:
163      - add tons of "_d 0" (--> much better testreports !)
164       and then update outputs of tutorial_global_oce_biogeo
165    o pkg/mom_fluxform:
166      add a special version of momentum advection intended to conserve momentum
167      next to a bathymetry step or a coastline edge. (default = off = #undef)
168    o new read/write pickup version:
169      - for now, only implemented for main (mdsio) pickup file.
170      - write out only what is needed to restart; merge pickup_nh , pickup_ph
171        and main pickup together.
172      - read meta file; read only what is needed to restart; stop if a field
173        is missing (if pickupStrictlyMatch=T, = the default) or try to restart
174        if it make sense (even if the restart is not perfect).
175      - if no meta file, assume that pickup to read corresponds exactly to
176        a pickup that would currently be written.
177      - read pickup written in the old format (until checkpoint59i) if it
178        recognizes an old meta file (no field-list).
179      - add a meta file in exp. which starts from a pickup: 2 cases:
180        a) minimal meta file (with just file precision) + pickupStrictlyMatch=F
181         e.g.: global_ocean.90x40x15/input/pickup.0000036000.meta
182        b) a meta file describing the content of the associated pickup file
183         e.g.: tutorial_global_oce_biogeo/input/pickup.0004248000.meta
184    o pkg/mdsio & pkg/rw:
185      - new routine to read a meta file ; new set of routine to read
186        Multiple-fields file (with meta file).
187    o added open boundary conditions capability for seaice
188        HSNOW, HSALT, UICE, and VICE
189    
190    checkpoint59i
191    o adjoint:
192      * fix multiDimAdvection adjoint
193        (partial recomputation problem by TAF for fVerT(:,:,kDown)
194        and comlev1 size definition (maxpass vs. max. number of tracers)
195      * verification/global_ocean.90x45x15 adjoint now tests
196        NLFS and multiDimAdvection using DST3 (=30)
197      * verification/lab_sea now tests multiDimAdvection using DST3 (=30)
198    o pkg/kpp: add "_d 0" to real constant (if missing);
199      update output of exp: natl_box (10.digits); vermix (std, 7.digits)
200      and lab_sea, 3.FW (only 6,4,6 digits match) & AD (8.digits).
201    o prepare for "clever pickup" implementation: add new header file "RESTART.h"
202      for internal parameters related to restart process (formerly from PARAMS.h)
203      and add startAB parameter to argument list of S/R ADAMS_BASHFORTH2.
204    o more standard interface to {PKG}_WRITE_PICKUP with pickup suffix passed
205      as argument. (only atm2d & obcs write_pickup have not yet been updated)
206    o pkg/monitor:
207      - use GLOBAL_SUM_TILE instead of _GLOBAL_SUM
208      - fix mon_stats_rs (statistics over the full domain, even where field is zero)
209      - account for deep Atmosphere factor and density factor (anelastic)
210    o added open boundary conditions capability for seaice HEFF and AREA
211    o pkg/shelfice: add option for convservative form of Hellmer&Olbers (1989)
212      thermodynamics
213      - requires a little reorganization, which affects the testreport results
214        of isomip.htd (only 7 digits of cg2d agree) => update/modify experiment,
215        so that now the conservative form is tested
216      - add a few comments
217    o add missing cvs Header: or Name: in eesupp/*, pkg/* & verification/code*
218    o add a little bit of code to gad_os7mp_adv_?.F to help vectorization
219    o add new diagnostics to seaice: advective, diffusive fluxes (only for
220      multidim-advection, for scheme 2 they are not filled) and transports,
221      thermodynamic growth rates
222    o change units of EmPmR (inside the code, + within coupling interface)
223      from m/s to kg/m2/s (mass flux) but leave input file unchanged.
224      Affects results @ truncation level (cg2d match) and update output of
225       experiments: lab_sea(6), global_ocean.90x40x15(10),
226      global_ocean.cs32x15(11x3,10), natl_box(11), tutorial_global_oce_latlon(11)
227      + adjoint results: global_ocean_ebm(11) and lab_sea (12).
228      Coupled set-up: allow to restart from previous pickups (cpl_oldPickup=T).
229      Next: will retire convertEmP2rUnit (simply using mass2rUnit instead).
230    
231    checkpoint59h
232    o pkg/exf:
233      - improve vectorization by moving if-statement out of loops in
234        exf_mapfields, exf_radiation
235      - exf_bulkformulae.F: introduce 2D fields and vectorize code
236    o pkg/kpp: added the salt plume scheme (ALLOW_SALT_PLUME) to KPP package
237    o testreport:
238      - allow to test for Qnet & SeaIce monitor output; clean-up ALLOW_BULK_OFFLINE
239        monitor & update offline_exf_seaice exp. output.
240      - AD testing: pass/FAIL according to Grad. output accuracy (instead of Cost)
241    o pkg/seaice:
242      - bug fix in the evp solver: boundary conditions were affected be
243        masking of zMax/zMin (changes results)
244      - minor bug fix in boundary conditions in seaice_calc_strainrates
245        (changes results for no_slip)
246      - seaice_lsr.F: make interpolation of eta dependent on boundaries
247      - replace hardcoded lower limit for zeta (zMin) by runtime parameter
248      - add a test to lab_sea, that tests the Hibler and Bryan (1987) ocean
249        stress formulation and no-slip boundary conditions
250    o pkg/ptracers: Temporary fix for PTRACERS_useGMRedi & PTRACERS_useKPP
251      in gad_calc_rhs.F ; add few safety stops in initialisation phase.
252    o pkg/seaice: a first HSALT time stepping equation has been checked in
253    o pkg/seaice: replaced maskW with seaiceMaskU and maskS with seaiceMaskV
254      in seaice_lsr.F; this solves the pkg/seaice-pkg/obcs problem
255      without requiring DO-IF statements
256    o pkg/thsice:
257      use continuous power-law function for partition of energy between lateral
258      melting/freezing and thinning/thickening ; old code using step function
259      still available with #undef THSICE_FRACEN_POWERLAW
260      update output of exp: aim.5l_cs.thSI, global_ocean.cs32x15.icedyn & .thsice
261    o testreport: change AD testing : check against results/output_adm.txt
262      using same scripts as for forward test.
263    
264  checkpoint59g  checkpoint59g
265  o adjoint testing: in preparation for changing testreport:  o adjoint testing: in preparation for changing testreport:
266    - output format: cost and grad written on separated lines    - output format: cost and grad written on separated lines
# Line 278  o in FFIELDS.h: Line 535  o in FFIELDS.h:
535       ATMOSPHERIC_LOADING is #define).       ATMOSPHERIC_LOADING is #define).
536  o pkg/kpp: replaced _KPP_RL with _RL  o pkg/kpp: replaced _KPP_RL with _RL
537  o bug fixes for vertical diffusivity computations when both KPP and  o bug fixes for vertical diffusivity computations when both KPP and
538      3D diffusivity arrays are used.      3D diffusivity arrays are used; pkg/kpp/kpp_calc_diff_s & _t.F
539        are no longer updating the vertical diffusivity array
540        (passed as argument) but are (re-) setting those arrays.
541  o pkg/seaice: fix bug in evp solver, while doing that  o pkg/seaice: fix bug in evp solver, while doing that
542    - change (improve?) discretization of stress computations for both    - change (improve?) discretization of stress computations for both
543      cgrid-lsr and evp solver      cgrid-lsr and evp solver

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