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revision 1.54 by jmc, Sat Oct 27 03:10:52 2001 UTC revision 1.113 by dimitri, Sat Dec 28 10:11:10 2002 UTC
# Line 2  $Header$ Line 2  $Header$
2    
3      Notes on tags used in MITgcmUV      Notes on tags used in MITgcmUV
4      ==============================      ==============================
5  next checkpoint  
6  o apply Shapiro filter on T&S before calc_PhiHyd (stagger time stepping)  checkpoint47f_post
7    Merging from release1_p10:
8    o modifications for using pkg/exf with pkg/seaice
9      - pkg/seaice CPP options SEAICE_EXTERNAL_FORCING
10        and SEAICE_EXTERNAL_FLUXES
11      - pkg/exf CPP options EXF_READ_EVAP and
12        EXF_NO_BULK_COMPUTATIONS
13      - usage examples are Experiments 8 and 9 in
14        verification/lab_sea/README
15      - verification/lab_sea default experiment now uses
16        pkg/gmredi, pkg/kpp, pkg/seaice, and pkg/exf
17    
18    checkpoint47e_post
19    o created a tag prior to creating a branch
20    
21    checkpoint47d_post
22    o fixed bug in the oceanic pressure coordinates code: vertical viscosity
23      at the bottom boundary had an erroneous half slip boundary condition
24    o added bottom drag and no slip boundary condition capabilities to
25      oceanic pressure coordinates code
26    o added new verification experiment global_ocean_pressure, this experiment is
27      also described in the tutorial section of the manual
28    checkpoint47d_pre
29    
30    checkpoint47c_post
31    o Added a verification experiment for a global cubed-sphere ocean run
32      -  verification/global_ocean.cubed32x32x30
33      -  uses pkg/therm_seaice and pkg/bulk_forcing
34    
35    o allow to run AIM physics with SPEEDY input files (from Franco Molteni)
36    o allow a more accurate definition of Ro_Surf (selectFindRoSurf=1)
37      when using P-coordinate; only implemented for atmospheric config.
38    o OCEANICP & realFreshWater: include P-E direct effect on wVel ;
39      NOTES: requires option NONLIN_FRSURF to be "#define".
40    o update advect_xz/results/output.txt (left from checkpoint44g_post)
41    
42    checkpoint47b_post
43    Merging from release1_p9:
44    o pkg/seaice
45      - removed GOTO's and added taf directives
46      - double precision constants to reduce the g77 (Linux)
47        to F77 (SGI) differences reported in release1_p8
48    o tools/genmake
49      - added SGI options
50    o verification/testscript
51      - updated to that of checkpoint47a_post
52    o verification/global_ocean.90x40x15/input/eedata
53      - modified for SGI f77 compatibility
54    o verification/lab_sea
55      - added description of sea-ice model
56      - added missing matlab routines
57      - added test of thermodynamics parallelization
58    
59    checkpoint47a_post
60    o new pkg: aim_v23
61     = F. Molteni atmos.physics (SPEEDY, ver23) adapted to MITgcm.
62       for now, keep the same surface forcing as before.
63     - Part-Cell implemented into AIM; check that Heat & Water are conserved
64     - aim.5l_cs: use new aim pkg (run 10yr & get better results than before)
65     - aim.5l_LatLon & aim.5l_Equatorial_Channel are still using old aim pkg
66    o add diagnostic of surface correction term in monitor output
67    
68    o bulk_force and therm_seaice
69    - Two packages:  bulk_force (Bulk forcing)
70      and therm_seaice (thermodynamic_seaice) - adopted from LANL CICE.v2.0.2
71    - Earlier integration from Stephaine Dutkiewicz
72      and Patrick Heimbach.
73    - Two ifdef statements for compile time,
74       ALLOW_THERM_SEAICE and ALLOW_BULK_FORCE
75    
76    checkpoint47
77    differentiable version of checkpoint46n_post
78    o bug fix in quasihydrostaticterms
79    o * "clean" adjoint code (in terms of extensive recomputations)
80        can now be obtained for all GMREDI options (i.e. for
81        - GM_VISBECK_VARIABLE_K
82        - GM_NON_UNITY_DIAGONAL
83        - GM_EXTRA_DIAGONAL
84        - GM_BOLUS_ADVEC )
85      * However, wrong gradient check problem remains unsolved.
86      * New CPP options have been introduced for different
87        tapering schemes
88    o external_fields_load now part of differentiation list
89    o pressure needs multiple storing;
90      would be nice to have store_pressure at beginning or
91      end of forward_step, e.g. by having phiHyd global (5-dim.)
92      (NB: pressure is needed for certain cases in find_rho,
93      which is also invoked through convective_adjustment).
94    o recomputations in find_rho for cases
95     'JMD95'/'UNESCO' or 'MDJWF' are OK.
96    o #define ATMOSPHERIC_LOADING should be differentiable
97    o ini_forcing shifted to begining of initialise_varia
98    o Incorporating QNVS line search routines into MITgcm
99      (this is separate code, and therefore not under pkg)
100      lsopt/, optim/
101    o Updated verification/carbon/
102      - #define GM_VISBECK_VARIABLE_K
103      - GM_taper_scheme    = 'ldd97'    
104    
105    checkpoint46n_post
106    Merging from release1_p8:
107    o verification/natl_box:
108      updating new external_fields_load routine
109    o New package: pkg/seaice
110      Sea ice model by D. Menemenlis (JPL) and Jinlun Zhang (Seattle).
111      The sea-ice code is based on Hibler (1979-1980).
112      Two sea-ice dynamic solvers, ADI and LSR, are included.
113      In addition to computing prognostic sea-ice variables and diagnosing
114      the forcing/external data fields that drive the ocean model,
115      SEAICE_MODEL also sets theta to the freezing point under sea-ice.
116      The implied surface heat flux is then stored in variable
117      surfaceTendencyTice, which is needed by KPP package (kpp_calc.F and
118      kpp_transport_t.F) to diagnose surface buoyancy fluxes and for the
119      non-local transport term.  Because this call precedes model
120      thermodynamics, temperature under sea-ice may not be "exactly" at
121      the freezing point by the time theta is dumped or time-averaged.
122      N.B.: fairly large differences in accuracy occur across
123            different platforms/compilers; comparison between
124            g77 (Linux) and F77 (SGI Origin 2000/MIPSpro)
125            generated output gives:
126       T           S           U           V
127      C D M    c        m  s        m  s        m  s        m  s
128      n p a R  g  m  m  e  .  m  m  e  .  m  m  e  .  m  m  e  .
129      f n k u  2  i  a  a  d  i  a  a  d  i  a  a  d  i  a  a  d
130      g d e n  d  n  x  n  .  n  x  n  .  n  x  n  .  n  x  n  .
131    
132      Y Y Y Y  5  5  7  7  7  8 10  9  6  6  6  6  7  5  7  5  7 FAIL  lab_sea
133    o GAD:
134      - generated new common blocks to account for call of
135        same gad routines with differing traceridentities
136        (needed to modify tracerIdentity indices in GAD.h)
137      - generated separate common blocks for case useCubedSphereExchange
138        (Department of Futurology)
139      - parameter lists to gmredi_?transport: added tracerIdentity
140      - added new key indices to tamc.h
141    o external_fields_load:
142      - added this routine to TAF list
143      - needed to make some common blocks global and additional storing
144        along the same lines as exf package (checkpoint_lev?_directives.h)
145    o exf:
146      updated external forcing package
147      - bug fixes carried over from ecco-branch
148        (missing OBCS_OPTIONS.h in two routines)
149      - enable easy to use "no forcing".
150      - added exf I/O for atmospheric loading
151      - added exf I/O for runoff data
152      - transfered scaling between exf <-> MITgcm to exf namelist
153    o Adding new verification experiment global_with_exf.
154      This verification experiment is almost identical to the
155      global_ocean.90x40x15 experiment, except that it uses
156      the exf (and cal) package instead of the
157      external_fields_load routine (cf README file).
158    
159    checkpoint46m_post
160    o modified testscript to return -- when there are no lines of "%MON" output
161    o added new flag "quasiHydrostatic" for QH mode
162      and new routine quasihydrostaticterms()
163    o added 2*Omega*Cos(phi)*W to u equations (non-hydrostatic Coriolis term)
164      New routine: mom_u_coriolis_nh()
165    o fixed sign of non-hydrostatic metric terms in u and v equations.
166      Depend on correct sign of gravitySign.
167    o added work.pc* to .cvsignore in aim directories using ifc
168    o introduced flag for controllin non-hydrostatic metric terms
169    o removed gravitySign from PARM04
170    o switched to g77/ifc from pgf77 in aim experiments
171    
172    checkpoint46l_post
173    o made convective adjustment work with pressure coordinates:
174     - changed the direction of k-loop in convective_adjustment.F for the
175       case of pressure coordinates (OCEANICP,ATMOSPHERIC buoyancyRelation)
176     - adjusted the reference pressure k-index in convective_adjustment.F
177     - adjusted the convection condition in convect.F (in analogy to
178       calc_ivdc.F)
179     - convective_adjustment no longer computes anything on the halos
180     - removed the warnings about negative salinity from find_rho.F and
181       find_alpha.F; instead the new routine look_for_neg_salinity, called
182       at the beginning of find_rho, find_alpha, and find_beta, does a
183       check of the entire slice, if CPP-option
184       CHECK_SALINITY_FOR_NEGATIVE_VALUES is defined
185    checkpoint46l_pre
186    
187    checkpoint46k_post
188    o fixed the verification/global_ocean.90x40x15 experiment:
189     - new bathymetry (the world according to A., JMC, and M.)
190     - new initial fields and forcing fields (*.bin files)
191     - new POLY3.COEFFS (for the next release one should switch to a full
192       equation of state: JMD95P or MDJWF)
193     - fixed several errors and redundancies in the data file
194     - experiment uses looped cells
195     - added matlab directory with diagnostic scripts for plotting of output
196    
197    o S/R aim_initialise.F replace S/R aim_init from file aim_do_inphys.F:
198     - read AIM physics parameters from a file (data.aimphys)
199     - set defaults values = F.Molteni paper (Clim.Dyn., 2002)
200    
201    checkpoint46j_post
202    o split calc_exact_eta in 2 S/R : integr_continuity & update_etaH
203    o move wVel computation at the end of the time step, in S/R integr_continuity
204    o create specific S/R to exchange T,S before DYNAMICS (for stagger time step)
205    o update timeave pkg for wVel diagnostic.
206    checkpoint46j_pre
207    
208    checkpoint46i_post
209    o Clean up AIM package (and keep the results unchanged):
210      include CPP_OPTION and use IMPLICT NONE in all routines ;
211      declare all the variables _RL ; use _d 0 for all numerical constants.
212      use ifdef ALLOW_AIM everywhere. And now AIM can be used with g77 !
213    
214    checkpoint46h_post
215    o cleaned up the use of rhoNil and rhoConst.
216      - rhoNil should only appear in the LINEAR equation of state, everywhere
217        else rhoNil is replaced by rhoConst, e.g. find_rho computes rho-rhoConst
218        and the dynamical equations are all divided by rhoConst
219    o introduced new parameter rhoConstFresh, a reference density of fresh
220      water, to remove the fresh water flux's dependence on rhoNil. The default
221      value is 999.8 kg/m^3
222    o cleanup up external_forcing.F and external_forcing_surf.F
223      - can now be used by both OCEANIC and OCEANICP
224    checkpoint46h_pre
225    
226     Added code to convert surface volume flux (fresh water) into
227     a mass flux when using P coordinates in the ocean (OCEANICP).
228     Note: It assumes you have set rho0=rhoConst=density of fresh water.
229    
230    checkpoint46g_post
231    o Include a new diagnostic variable phiHydLow for the ocean model
232      - in z-coordinates, it is the bottom pressure anomaly
233      - in p-coordinates, it is the sea surface elevation
234      - in both cases, these variable have global drift, reflecting the mass
235        drift in z-coordinates and the volume drift in p-coordinates
236      - included time averaging for phiHydLow, be aware of the drift!
237    o depth-dependent computation of Bo_surf for pressure coordinates
238      in the ocean (buoyancyRelation='OCEANICP')
239      - requires a new routine (FIND_RHO_SCALAR) to compute density with only
240        Theta, Salinity, and Pressure in the parameter list. This routine is
241        presently contained in find_rho.F. This routine does not give the
242        correct density for 'POLY3', which would be a z-dependent reference
243        density.
244    o cleaned up find_rho
245      - removed obsolete 'eqn' from the parameter list.
246    o added two new verification experiments: gop and goz
247      (4x4 degree global ocean, 15 layers in pressure and height coordinates)
248    checkpoint46g_pre
249    
250    checkpoint46f_post
251    o Enable tangent linear (forward mode) gradient checks:
252      - extended active file handling to g_... files
253      - added TANGENT_SIMULATION to theSimulationMode
254      - extended grdchk package accordingly
255    o added tangent linear setup in verification/carbon/code_ftl
256    o added adjoint setup in verification/front_relax/code_ad
257    
258    checkpoint46e_post
259    o Added new equation of state -> MDJWF
260      - EOS of McDougall et al., 2002, JAOT, submitted
261      - caveat: the equation of state is only valid for a smaller (more
262        realistic?) range of values than JMD95P/Z and UNESCO
263      - added masks to the calculation of pressure in store_pressure
264      - added more check values for density in check_eos (ini_eos.F), some of
265        the old check values are out of the range of the MDJWF-eos, so don't
266        expect perfect matches for those
267    checkpoint46e_pre
268    
269    checkpoint46d_post
270    o fixed store_pressure to work with both buoyancy relation = 'OCEANIC' and
271      'OCEANICP', also initialised field pressure correctly in ini_eos in the
272      case of pressure coordinates. eosType='JMD95Z' in
273      combination with buoyancyRelation='OCEANICP' now causes an error.
274    o Changed p = pressure(i,j,k,bi,bj)  to  p = pressure(i,j,kRef,bi,bj)
275      in find_alpha/beta.
276    checkpoint46d_pre
277    
278    o Changed p = pressure(i,j,k,bi,bj)  to  p = pressure(i,j,kRef,bi,bj)
279      so that JMD95Z and JMD95P give approptiate static stability in find_rho.
280    
281    checkpoint46c_post
282    o Changes necessary for ocean in p-coordinates
283     -  Added new buoyancy relation = 'OCEANICP'
284     -  Added new parameters = gravitySign (this used to be contained inside
285        the factor dRdZ which I added when we first switched to R coordinates).
286     X GM/Redi is not compatible (yet)
287     X bottom drag and no-slip need to be debugged.
288    checkpoint46c_pre
289    
290    checkpoint46b_post
291    o Added new equation of state -> JMD95Z and JMD95P
292      - EOS of Jackett and McDougall, 1995, JAOT
293      - moved all EOS parameters into EOS.h
294      - new routines ini_eos.F, store_pressure.F
295    o Added UNESCO EOS, but not recommended because it requires
296      in-situ temperature (see JMD95)
297    o Modified formatting for knudsen2.f in utils/knudsen2 and added
298      unesco.f to be used with POLY3
299    checkpoint46b_pre
300    
301    checkpoint46a_post
302    o Added (atmospheric) pressure loading
303      - new field in FFIELDS.h, etc...
304      - new cpp flag ATMOSPHERIC_LOADING
305    o Changed hFacC to _hFacC in calc_phi_hyd.F
306    o Added SHORTWAVE_HEATING to some files for consistency
307    checkpoint46a_pre
308    
309    checkpoint46
310    further merges from release1_p5
311    o new ctrl package
312      - adopted from ECCO environment to enable optimization
313      - added Eliassen Palm fluxes to controls
314    o added Eliassen Palm flux controls to gradient check package
315    o cost package
316      - Compatible with new ctrl package
317      - added Eliassen Palm cost hooks
318      - modif's of existing cost functions
319    o Adjoint-related bug fixes in kpp:
320      - kpp_calc: sore of kpphbl avoids recomputation/call to S/R kppmix
321      - kpp_routines: store of Rib avoids partial recomputation bug of TAF.
322    o autodiff package
323      - flow directives:
324        + new for S/R do_the_model_io
325        + enhanced for S/R checkpoint
326        + new gmredi.flow
327      - Introduced CPP option ALLOW_AUTODIFF_MONITOR to
328        disable adcommon.h/g_common.h by default.
329      - fixed problem for adjoint of global_max
330    o modified verification/carbon/
331    o New setup for adjoint of global_ocean
332    o added hooks for Eliassen Palm fluxes (dynamics.F, ini_fields.F)
333    o cleaned TAF keys iikey, idkey (dynamics.F, thermodynamics.F)
334    o incorporated hooks for sponge layer code (external_forcing.F)
335    
336    checkpoint45d_post
337    o import 2 fixes from release1_p5 (CG2D.h & packages_readparms.F)
338    o use recip_dx*,recip_dy* instead of /dx*,/dy* in orlanski_E,W,N,S
339      (affects plume_on_slope "cg2d" output)
340    o add new parameter deltaTfreesurf for free-surface time stepping
341    o exchange gT,gS when using staggerTimeStep & GM & Oly<4
342    o NONLIN_FRSURF: rescale gNm1 to get a better conservation with A-B
343    o change phiMin in exp1 (to agree with documentation)
344    o add new flags:
345     - T,S forcing inside/outside Adams-Bashforth
346     - turn off temp,salt advection and/or forcing
347     - for each tracer, define internal flag for multiDimAdvection & A-B
348    o monitor: change definition of KE to check conservation of Energy
349    
350    checkpoint45c_post
351    o Removed f90 comments ("!")
352    o Modified initialisations to enable exf package for MITgcm
353      (without invoking ECCO_PACKAGE).
354    o modifications to gradient check package (Martin Losch)
355      - enable centered differences
356      - modified format of standard output
357    
358    checkpoint45b_post
359    o cleaned exchange calls in cg2d
360    o Included CPP option ALLOW_AUTODIFF_MONITOR in forward_step
361    o included CPP option SINGLE_LAYER_MODE in thermodynamics
362      to configure barotropic setup (Martin Losch)
363    o moved some initialisations within bi,bj loop in dynamics
364      (TAF flow dependency)
365    o in initialise_varia, moved call packages_init_variables
366      before convective_adjustment_init
367      (corresponding adjustment of TAF tape initialisation).
368    o in calc_diffusivity/calc_viscosity extended domain to full overlap.
369    
370    checkpoint45a_post
371    o compute Rho over the whole domain (extend iMin,jMin indices)
372    o specific exchange for X-slice domain (case Ny=1)
373    o argument futureIter of S/R obcs_calc missing in exp4 & internal_wave /code
374    o solve_for_pressure : set cg2d_x to zero where OBCS are applied
375    
376    checkpoint44h_post = checkpoint45
377    o Fix to restore differentiability:
378      place at which packages_init_variables is called in
379      initialise_varia is crucial for reverse control flow.
380    o modifications in GMRedi to enable stable adjoint
381      (corresponding modif's in thermodynamics, dynamics)
382    o added missing hook for sponge layer code in external_forcing
383    o modified test cost functions
384    o storing in gad_advection (plus removal of write(0,*)!
385    o missing headers TR1.h added in convective_adjustment routines
386    o errorMessageUnit set non-equal zero in eeboot
387      (conflict on some platforms, e.g. IBM SP3)
388    o modified carbon verif.
389    
390    checkpoint44h_pre
391    o vertical grid option: allow to put the Interface at the middle between
392      2 cell-centers ; replace delZ in pkg/kpp by drF.
393    o GM Advective form: Tracers are advected using the residual transport (=
394      Euler+GM-bolus); set param GM_AdvSeparate=T to return to previous form.
395    
396    checkpoint44g_post
397    o fix surface correction term in multiDimAdvection (affects plume_on_slope
398      results) ; ifdef missing in thermodynamics.F
399    
400    checkpoint44f_pre,checkpoint44f_post
401    o added PTRACERS package
402      This allows an arbitrary number of passive tracers to be integrated
403      forward simultaneously with the dynamicaly model.
404      + Implemented so far:
405        - basic forward algorithm (time-stepping, advection, diffusion, convection)
406        - I/O and checkpointing
407        - GM/Redi  *but*  using the GM/Redi coefficient of Salt
408      + Not implemented so far:
409        - KPP
410        - OBCS
411      + No specific example supplied (yet) but global_ocean.90x40x15 has the
412        necessary data.ptracer file. Simply use -enable=ptracers and uncomment
413        line in data.pkg.
414      + This package is disabled by default since it increases storage.
415    
416    
417    o testscript: added -cleanup option
418    o Shap_filt: a) new shap_filt S/R to use no-slip BC with S2 filter
419                 b) enable to filter 2D fields.
420    
421    checkpoint44e_pre,post
422    o re-wrote convective adjustment to use pre-calculated weights
423      Affects: model/src/convective_adjustment.F, convective_adjustment_ini.F
424      Adds:    model/src/convective_weights.F, convectively_mixtracer.F
425      Original calls to convect() still in place.
426    
427    chkpt44d_pre,post
428    o added missing EXCLUDE_MONITOR flags
429    o changed "e" to "_d" in gmredi_slope_limit, gmredi_slope_psi
430      (incompatible typ in MIN/MAX expressions caused problems
431      on IBM SP3)
432    o in genmake added variable MAKEDEPEND
433      plus resetting for case SunOS
434    o added timer_stats.c routine for IBM SP3
435    o removed variables in dynamics
436    !!! I forgot to create tag chkpt44d_pre !!!
437    !!! But chkpt44d_pre = chkpt44c_post    !!!
438    
439    o real fresh water flux implemented with non-linear free-surface.
440    
441    chkpt44c_pre,post
442    o few fix (mask in shap_s2, EmPmR in external_field_load,
443      USE_NATURAL_BCS in solve_for_P);
444    o add arguments myIter & myTime to S/R obcs_calc & solve_for_P
445    
446    checkpoint44b_pre/_post
447    o merge of relevant stuff from the ecco-branch:
448      - genmake: removed $S64 overwrite for case SunOS
449      - pkg/exf: update and corrections for field swapping and obcs
450      - pkg/ecco: parameter lists for the_model_main, the_main_loop
451                  harmonized between ECCO and MITgcm
452      - pkg/autodiff: added flow directives for obcs, mdsio_gl_slice
453                      updated checkpointing_lev... lists for obcs
454      - model/src: minor changes in forward_step, plot_field
455                   added directive for divided adjoint in the_main_loop
456      - pkg/mdsio: added mdsio_gl_slice
457    
458    o check parameters & config (chkpt44a_pre,post)
459    o OBC and NonLin_FrSurf.
460    
461    checkpoint44
462  o fix bug in mom_vi_del2uv  o fix bug in mom_vi_del2uv
463    o select when filters are applied ; add options to zonal_filter (data.zonfilt)
464    o gmredi: fix Pb in the adiabatic form ; add options (.e.g. Bolus advection)
465    o update AIM experiments (NCEP input files)
466    o improve and extend diagnostics (Monitor, TimeAve with NonLin-FrSurf)
467    o added some stuff for AD
468    
469  checkpoint43  checkpoint43
470  o added two new advection tests  o added two new advection tests

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