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revision 1.2075 by gforget, Mon Sep 29 17:16:46 2014 UTC revision 1.2210 by jmc, Fri Dec 11 21:22:31 2015 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/atm_phys:
8      - add diagnostics for 3-D, Nr+1 levels diagnostics of radiative fluxes
9        (shortwave & longwave, net & downward) and diagnostics of temp. tendency
10        for individual contribution (convection, LSC cond, radiation)
11      - add Ruth Geen etal, GRL 2016, radiation optionis (see paper supp.
12        information); activated with: solar_exponent=0. and wv_exponent=-1.
13    o pkg/ggl90:
14      - within IDEMIX add upper limit for horizontal group velocity to
15        avoid instability problems in the explicit horizontal diffusion term for
16        long time steps or high resolution
17    o pkg/diagnostics:
18      - simplify setting of local-array size in diagstats_output.F: uses "numLevels"
19        (from DIAGNOSTICS_SIZE.h) to allow to write out more than Nr levels.
20    o testreport:
21      - remove "-v" (verbose option) in default mpirun command.
22    o pkg/seaice/seaice_growth:
23      - catch potential division by zero in ITD code, does not change
24        verification results
25    o pkg/ecco:
26      - retire old codes to the Attic. The calls to retired functions are
27        left in a commented form in case they ever need to be re-activated.
28      - ecco_check.F: issue warning if any old CPP option is
29        defined that corresponds to retired codes -- then stop.
30    o pkg/atm_compon_interf:
31      - change seaice fraction (use for OCN dic surf.flux) stored and sent to
32        coupler: use last time-step value instead of average over cplSendFrq_iter
33        time-step, similar to what is done for seaIceMass.
34        This will affect results (pkg/dic) of coupled ATM-OCN+dic set-up.
35    o eesupp & genmake2:
36      - from Jinxuan Zhu: change etime fct call to S/R call (fix gfortran ETIME);
37        <= remove until a fix is found for some ifort version on ia32 machine.
38    o pkg/seaice/seaice_evp:
39      - refine residual computation
40    
41    checkpoint65q (2015/11/18)
42    o pkg/seaice/seaice_evp:
43      - fix residual computations so that they no longer affect the actual
44        simulation code
45      - fix seaice_readparams to be able to actually set new parameters
46        SEAICEaEVPcStar and SEAICEaEVPalphaMin, also fix logic a little
47    o model/src:
48      - fix wrong truncation (single prec) from "FLOAT" function in expressions
49        like: deltaT*FLOAT(myIter) when myIter is large:
50         a) replaced by DFLOAT (if not seen by TAF);
51         b) remove "FLOAT" and use implicit type conversion (if seen by TAF).
52    o pkg/aim_v23:
53      - write/read the expected CO2 pickups (from S/R AIM_DO_CO2): fix reading
54        when pickupSuff is set ; do write rolling pickups + at the end of the run.
55    o pkg/atm_ocn_coupler + ocn_compon_interf:
56      - in prep for using pkg/seaice Dyn in coupled set-up, implement sequential
57        coupling option-1: ATM -(cpl)-> OCN and then OCN -(cpl)-> ATM ;
58        add corresponding call in DO_OCEANIC_PHYS.
59    o coupler pkgs:
60      Start a new way to set-up optionally-exchanged variables (previously, only
61       there for exchange_DIC): switch on/off from 1 place, at run-time, in coupler
62       data.cpl (new) instead of at compile time in ATMIDS.h & OCNIDS.h ;
63       send switch to ATM & OCN compon before reading their own "data.cpl" (so that
64       compononent param default can be set accordingly).
65      Note: this new switch (cpl_exchange_[xxx]) is not a per variable switch
66       but rather applies to a group a fields (going both ways like for DIC)
67       and corresponds to an option of coupling config.
68      coupler (pkg/atm_ocn_coupler):
69      - change parameter file from "data" to "data.cpl" (in cpl_read_params.F),
70        and read namelist directly (without eessup S/R calls) instead of
71        in the very un-flexible old way, 1 param per line, in fixed order;
72      - add error-counter to track errors (e.g., missing "data.cpl") and to stop
73        cleanly in CPL_CHECK_CPLCONFIG
74      - add new coupling-exchange selectors (some not yet active) including
75        cpl_exchange_DIC (to set to 3 to replace atmCpl_exchange_DIC=T in ATMIDS.h
76                                             and ocnCpl_exchange_DIC=T in OCNIDS.h);
77      - add 2 new S/R (CPL_SEND_ATM/OCN_CPLPARMS) to send coupler-params to each
78        component ; called directly from coupler.F, after comp. registrations;
79      - rename few variable-ID names (in ATMIDS.h & OCNIDS.h):
80         atm/ocnSeaIceName --> atm/ocnSIceMassName ; atm/ocnFCO2Name ->
81          -> atm/ocnCO2FluxName ; atm/ocnWSpdName --> atm/ocnWindSpdName
82      components (pkg/atm_ & ocn_compon_interf):
83      - add ATM/OCN_CPL_OPTIONS.h in component pkgs and include the corresponding
84        CPP header file in all pkg source files.
85      - move checking of comp. configs out of cpl_exch_configs.F into new S/R
86        ATM/OCN_CHECK_CPLCONFIG;
87      - add error-counter to track errors (e.g., in "data.cpl") and to stop
88        cleanly in ATM/OCN_CHECK_CPLCONFIG;
89      - add new S/R CPL_IMPORT_CPLPARMS to import coupling-exchange selectors
90        from coupler ; called from initialise_fixed.F, after PACKAGES_BOOT and
91        before PACKAGES_READPARMS;
92      verification/cpl_aim+ocn/:
93      - update ATMIDS.h & OCNIDS.h (in shared_code) and use new parameter file
94        "data.cpl" for coupler (in input_cpl).
95    o eesupp/inc:
96      - change the MPI-global-sum default (in CPP_EEOPTIONS.h) to:
97        #define GLOBAL_SUM_ORDER_TILES (only affects MPI built of global_sum_tile.F)
98        to always cumulate tile local-sum in the same order (still uses
99        MPI_Allreduce like standard code).
100      - in verification experiment code, remove local CPP_EEOPTIONS.h_mpi files
101        that are now identical to standard version (in eesupp/inc).
102    o pkg/shelfice:
103      - add SHELFICETransCoeffTFile for initializing spatially varying
104        heat and salt transfer coefficients
105    o pkg/atm_compon_interf & ocn_compon_interf:
106      - combine into 1 (new) S/R CPL_EXPORT_IMPORT_DATA the two previous
107        S/R CPL_EXPORT_MY_DATA & CPL_IMPORT_EXTERNAL_DATA
108      - move bi,bj loops inside S/R OCN_STORE_MY_DATA
109    o pkg/atm_ocn_coupler:
110      - initialise to zero ATMVARS.h & OCNVARS.h arrays.
111    o pkg/rbcs:
112      - select RBCS-mask for Temp & Salt the same way as for pTracer ; this allows
113        to compile with maskLEN=1 when all tracers use the same RBCS-mask.
114      - add a short report (to STDOUT) about RBCS-mask settings.
115    
116    checkpoint65p (2015/10/23)
117    o pkg/seaice/seaice_evp.F: fix store directives and key computations, since
118        there is no adjoint test for EVP, we don't know what it does to the adjoint
119        solution, but at least there are no more recomputation warnings left
120    o pkg/seaice/seaice_evp.F: slight modification of averaging so that EVP stands
121        a chance of giving the same results as a fully converged VP (JFNK) solver
122    o tools/adjoint_options/adjoint_diva:
123      - fix bug (typo) in Tang-Linear FLAGS setting for MPI + DIVA
124    o pkg/streamice:
125      - spotted bug in streamice_driving_stress using dyG where should have been dxG
126    o pkg/exf:
127      - remove STOP statement that prevented to use wind or (wind-)stress
128        interpolation for constant-in-time forcing fields (wind/stress period = 0).
129    o pkg/seaice:
130      - replace SEAICE_EVP_USE_ADAPTATION by run time parameters, requires
131        5 additionals 2D fields and 6 new store directives
132      - change logic in seaice_readparms.F: EVP code can now be turned on in
133        various ways, setting SEAICE_deltaTev is no longer required,
134        alternatively set SEAICE_evpAlpha/Beta, SEAICEuseEVPstar, SEAICEuseEVPrev,
135        or SEAICEaEVPcoeff
136    o pkg/shelfice/shelfice_thermodynamics.F
137      - redefining uLoc/vLoc to u/v, instead of 2u/v
138    o pkg/seaice/seaice_evp.F: introduce "adaptive EVP" by Madlen Kimmritz
139      - this is an intermediate state of a truely converging EVP that has
140        the potential of outperforming implicit VP methods, I do not recommend
141        using it yet.
142      - for now, "adaptive EVP" is turned on by setting SEAICE_EVP_USE_ADAPTATION
143        and all parameters are hardwired
144      - for convergence it still requires very smooth regularisations, that means,
145        if SEAICE_DELTA_SMOOTHREG is defined, deltaCreg=deltaC+deltaMin, which is
146        different from the VP case with deltaCreg=sqrt(deltaC**2+deltaMin**2); also
147        specific averaging appears to be required, still subject to tuning
148      - still needs cleaning and I need to turn parameter into runtime parameters
149      - add code to compute and print residuals of iteration, compile with
150        defining ALLOW_SEAICE_EVP_RESIDUAL to enable it
151    o pkg/seaice/seaice_evp.F: fix a bug (factor of four in front of e12Csq)
152      that entered with r1.54 on Sep04, 2015, -> update results
153    
154    checkpoint65o (2015/09/14)
155    o pkg/mom_vecinv & mom_common:
156      - add deep-atmosphere geometry factor in mom_calc_visc.F + in routines
157        called from there.
158      - add anelastic and deep-atmosphere geometry factor in pkg/mom_vecinv ; this
159        allows to use Vector-Invariant form in deep atmos and anelastic formulation
160    o pkg/seaice: introduce fast ice parameterisation following Itkin et al. (2015)
161      and Koenig-Beatty+Holland (2012)
162      - two new parameters SEAICE_tensilFac and SEAICE_tensilDepth
163      - global 2D field tensileStrength, computed in seaice_calc_ice_strength
164      - requires an extra input argument for S/R seaice_calc_viscosities
165      - tensileStrength's depth dependence is different from Itkin et al. (2015)
166        (to be changed and played with, for now exponential)
167    o pkg/seaice: introduce new parameter SEAICEscaleSurfStress (default = .FALSE.)
168      - if TRUE scale ice-ocean and ice-atmosphere stress acting on sea ice
169        by AREA according to Connelly et al. (2004), JPO.
170      - For EVP and the LSR solver, the implicit part of the drag term is
171        the only non-zero term in the denominator when there is no ice (which
172        prevented running the model with zero ice-ocean drag). If
173        SEAICEscaleSurfStress = .TRUE., this results in a division by zero
174        (or zero main diagonals BU/BV) which need to be caught. A practical
175        consequence is that for open water, the momentum equation reduce
176        to trivially 0 = 0 + 0 (for EVP). For LSR, BU/BV are reset to 1, if
177        they happen to be zero, often leading to a non-zero solution over
178        open water.
179    o pkg/seaice: revise EVP code (seaice_evp.F) in preparation for a more
180        efficient EVP method.
181      - introduce area-weighted averages for e12 (analogously to
182        seaice_calc_viscosities.F); this totally changes lab_sea.hb87 (2 digits
183        remain, but also changing the order of terms in the previous average
184        changed the results as much) -> update experiment
185      - add SEAICE_DELTA_SMOOTHREG code
186      - disentangle computation of zetaC/deltaC and zetaZ/deltaZ, also for
187        TEM-code
188      - adjust loop bounds so that only required fields are computed
189      - add new averaging code for zetaZ/deltaZ (again similar to
190        seaice_calc_viscosities.F), inactive by default for now (will change
191        results again), but will replace old code eventually
192    o eesupp/src:
193      - add an other alternative for multi-proc GLOBAL_SUM (in global_sum_tile.F)
194        to always cumulate tile local-sum in the same order
195        (option #define GLOBAL_SUM_ORDER_TILES in CPP_EEOPTIONS.h).
196        Still uses MPI_Allreduce (like standard code) but on array of tiles
197        and should be faster than GLOBAL_SUM_SEND_RECV code.
198      - switch almost all verification experiments that use GLOBAL_SUM_SEND_RECV
199        (defined in CPP_EEOPTIONS.h_mpi) to GLOBAL_SUM_ORDER_TILES instead.
200      - add CPP_EEOPTIONS.h_mpi with GLOBAL_SUM_ORDER_TILES defined in 14 more exp.:
201         aim.5l_cs, cheapAML_box, deep_anelastic, dome, fizhi-cs-32x32x40,
202         fizhi-cs-aqualev20, fizhi-gridalt-hs, global_ocean_ebm, matrix_example,
203         natl_box, solid-body.cs-32x32x1, tutorial_advection_in_gyre,
204         tutorial_baroclinic_gyre and tutorial_held_suarez_cs.
205    
206    checkpoint65n (2015/07/29)
207    o pkg/thsice:
208      - add a warning when used with pkg/aim but without updating SST
209        (stepFwd_oceMxL=F & useCoupler=F & tauRelax_MxL<>-1 ).
210    o pkg/offline:
211      - change where Offline-Fields are loaded, from load_fields_driver.F to
212        directly within FORWARD_STEP, just after updating iter number and time;
213      - move setting of GM and KPP diffusivity out of OFFLINE_FIELDS_LOAD into new
214        S/R OFFLINE_GET_DIFFUS that is called towards the end of DO_OCEANIC_PHYS;
215       These changes allow:
216        a) to recover exactly on-line results using deltaToffline=deltaTClock,
217        tested (using offlineIter0= nIter0 -1 and offlineTimeOffset= -deltaT/2)
218        both with Lin & Non-Lin Free-Surf, both with staggerTimeStep & synchronous
219        time-step, both with GM & KPP files and with recomputing these fields;
220        b) no needs to switch on staggerTimeStep anymore;
221        c) simplify rescaling of offline horiz. velocity with Non-Lin Free-Surf.
222      - update output of experiment tutorial_dic_adjoffline (only 3 digits left).
223    o pkg/offline:
224      - change (rarely used) offset-iteration parameter to an offset time (in s):
225        can easily recover previous offset-iter effect by setting offset-time
226        (offlineTimeOffset) to offset-iter x deltaToffline;
227      - do not turn-off Temp & Salinity surface relaxation when using KPP (used
228        in KPP as part of surface buoyancy forcing) in offline run.
229      - fix ptracers KPP non-local term in the case where KPP is re-computed.
230    o OpenAD
231      - Adding preliminary ggl90 test to OpenAD verification.
232        Config. with ggl90 currently diverges after 64 time steps
233        so will need more work to become more stable
234      - Adding preliminary kpp test to OpenAD verification.
235        required small tweakes in kpp_routines.F
236      - Merge and update from Krishna Narayanan's contrib area:
237        * Add one variable for preliminary OpenAD DIVA
238        * Add replacement time-stepping for OpenAD DIVA
239        * genmake2 flag -diva (but only for OpenAD; preliminary)
240        * required modifs for OAD_support
241        successful preliminary test for tutorial_global_oce_biogeo/
242    o pkg/seaice:
243      - initialise deltaC in seaice_lsr, cosmetic changes in seaice_lsr
244      - add cpp-flag SEAICE_DELTA_SMOOTHREG for option of regularising
245        delta with a smooth function in s/r seaice_calc_viscosity
246        (no effect on EVP)
247      - rename local suffix "sqr" into "sq" for more consistent variable names
248    o pkg/seaice:
249        add new parameter SEAICE_deltaMin that is used ***only***
250        for regularizing Delta (and nothing else, like the parameter
251        which is also used for all sorts of things SEAICE_EPS).
252        Defaults to SEAICE_EPS for backward compatibility only.
253    o pkg/seaice: replace erroneously storing e12Csqr on the wrong tape with
254        the wrong key by inialising it before use -> fixes a recomputation
255        problem but does not fix the gradient
256    o pkg/layers:
257      - move resetting of flux arrays to outside the iLa loop
258        (this caused layers_diapycnal to not work with more than one layer coord.)
259      - fix bug in calculation of layers_recip_delta in layers_init_fixed.F
260    o pkg/layers:
261      - remove from common block 3D layers fields (used to diagnose transport
262        in tracer coords) and declare them as local arrays in layers_calc.F
263    o pkg/seaice:
264      - Rename SEAICE_VECTORIZE_LSR_ZEBRA to SEAICE_LSR_ZEBRA and define it
265        in lab_sea forward experiment (changes results -> updated)
266      - update adjoint experiment lab_sea after cleaning up seaice_lsr_tridiagu/v
267    o pkg/seaice: modify seaice_lsr.F in order to improve the gradient
268       computations; for SEAICE_VECTORIZE_LSR
269      - move the loops over which the tridiagonal solvers (seaice_lsr_tridiagu/v)
270        sweep to the outside,
271      - remove store directives and add "CADJ loop sequential" directives
272        in analogy to model/src/solve_tridiagonal.F
273      - replace many "#ifdef SEAICE_VECTORIZE_LSR_ZEBRA" by variable loop
274        boundaries to yield more readable code. This has also the charming side
275        effect that your can use SEAICE_VECTORIZE_LSR_ZEBRA without
276        SEAICE_VECTORIZE_LSR (i.e. adjoint without recomputations in
277        seaice_lsr_tridiagu/v now requires either of these flags, vectorization
278        still requires SEAICE_VECTORIZE_LSR with SEAICE_VECTORIZE_LSR_ZEBRA as
279        an additional option)
280       The tridiagonal solvers are now completely analoguous to solve_tridiagonal.F
281       but the adjoint gradients (which are affected by this change) still explode.
282    o coupler (atm & ocn _compon_interf):
283      - avoid using Exch2 IO mapping if not suitable.
284    
285    checkpoint65m (2015/06/15)
286    o pkg/layers:
287      - clean-up old parameters setting (from Sep 2012):
288        + remove old parameters setting from common block (declared locally);
289        + stop if any old parameter is mixed with new parameters;
290        + check for valid or consistent parameter setting (e.g., layers_name)
291      - check that layers_bounds for Pot.Density are in the right range;
292        this is supposed to catch un-updated setting after recently shifting
293        potential density field "prho" by -1000 (now in "sigma" scale).
294    o pkg/layers:
295      - Added missing call to layers_fill for keeping track of tottend in
296        pkg/diagnostics/diagnostics_fill_state.F
297    o pkg/layers:
298      - added CPP flux LAYERS_FINEGRID_DIAPYCNAL to disable fine-grid binning
299        of diapycnal fluxes
300    o pkg/layers:
301      - reverted changes to interpolation to previous treatment; there
302        was never actually a problem
303    o pkg/layers:
304      - fix interpolation of layers tracers in the presence of partial cells
305      - add lots of new functionality to compute water mass transformation
306        (enabled by CPP flag LAYERS_THERMODYNAMICS)
307      - add new calls from main code (diags_oceanic_surf_flux.F,
308        thermodynamics.F, impldiff.F) and gad to save the necessary fields
309        for layers_thermodynamics calculations
310    o pkg/ptracers:
311      - add capability of stepping a passive tracer forward without advection
312        by setting PTRACERS_advScheme to 0.
313    o pkg/diagnostics:
314      - add few (threads) _BARRIER around any update of "diag_pkgStatus".
315    o pkg/layers:
316      - shift potential density field "prho" by -1000 for density layer averaging so
317        that it corresponds to usual "sigma" definition (i.e., rho(p=const)-1000);
318        Note that density bin boundaries (layers_bounds in data.layers) have
319        to be set accordingly (i.e., shifted, in sigma scale).
320    o pkg/layers:
321      - fix snap-shot output of layer thickness @ V.pt and output of pot.density
322      - fix calculation of layer non-weighted velocity and layer probability
323      - add diagnostics for pot.density used for layer averaging
324    o pkg/seaice:
325      - seaice_calc_viscosity.F: change computation of deltaC**2 to ensure
326        positiveness, modify a few comments and improve variable names,
327      - the changed computation of deltaC affects most seaice-related
328        experiments at the truncation level.
329        seaice_itd.thermo is affected by far the most, with
330        only 7 digits of agreement remaining; update experiments.
331    
332    checkpoint65l (2015/05/04)
333    o pkg/shelfice:
334      - in shelfice_thermodynamics.F, if SHELFICEBoundaryLayer=.true., then set
335        factor drKp1 to zero where it is negative (ie. do not use
336        SHELFICEBoundaryLayer if hFacC>1)
337      - the same for factor drLoc in shelfice_forcing.F
338    o tools/genmake2: move FEXTRAFLAGS from FFLAGS to FOPTIM to avoid a problem
339        with modules in ptracers, when using testreport option "-small_f"
340    o pkg/seaice/seaice_growth.F (in case of SEAICE_ITD)
341      - replace tmpscal1**1.36 by faster exp(1.36*log(tmpscal1))
342    o verification/testreport
343      - add new option -small_f
344        with this option testreport first makes the target small_f (*.f files)
345        before running make (all). This is useful for explicit inlining when
346        all sources need to be full available.
347    o pkg/exf/exf_interp.F:
348        remove previous changes related to reverse (decreasing) input grids latitude
349    
350    checkpoint65k (2015/04/01)
351    o pkg/ecco:
352        fix missing cosphi initialization; use eccoiter in place of optimcycle;
353        if autodiff is not compiled then use READ_REC_XY_RL/READ_REC_XYZ_RL
354        instead of active read/write
355    o pkg/ctrl:
356        if autodiff is not compiled then use READ_REC_XY_RL/READ_REC_XYZ_RL
357        instead of active read/write.
358    o pkg/autodiff: make autodiff_readparms.F and autodiff_whtapeio_sync.F
359        return if .NOT.useAUTODIFF
360    o pkg/seaice: add CPP brackets (cost function related).
361    o model/src:
362        add useAUTODIFF run time switch.
363    o pkg/exf/exf_interp.F:
364        add code to allow input grids with latitude starting in the north (i.e. when
365        j=1 corresponds to northern edge of field); modify global_with_exf to test
366        this feature.
367    o verification/testreport:
368      - replace "grep -A3" with POSIX conformal sed command, because there are
369        implementations of grep that cannot do contextual searches
370      - replace "cat -n" by "nl" (two occurrences), because not all implementations
371        of "cat" have the option "-n"
372    o model/src:
373        add new file gsw_teos10.F that contains 3 functions, more or less a copy
374        of the gsw_toolbox.f90 of the TEOS-10 fortran interface, that are used to
375        convert from conservative to potential temperature. For now they are not
376        called anywhere.
377    o pkg/ggl90: make "useIDEMIX" useful
378      - re-organize code in s/r ggl90_calc a little to move computations that
379        are different for idemix into separate loops (changes verification
380        experiment idemix at truncation level, 12 digits remain -> updated)
381      - requires 2 new 2D fields KappaM, verticalShear
382      - make hFacI and recip_hFacI local 3D variables that are passed to
383        s/r ggl90_idemix
384      - fix and improve some comments
385    
386    checkpoint65j (2015/02/25)
387    o pkg/openad
388      - synchronize seawater.F with version in model/src: replace routine
389        body of sw_temp by calling sw_ptmp and fix/add a few comments.
390    o pkg/mnc:
391      - change default value of pickup_read/write_mnc params to FALSE
392        (since few features are missing in reading MNC pickup files).
393    o model/src:
394      - change default (background) vertical diffusivity for salt to be the
395        temperature (background) vertical diffusivity.
396      - change background vertical diffusivity in vertical mixing pkgs ggl90,
397        kl10, my82 and pp81 from temperature diffusivity to salinity diffusivity.
398        This makes ptracers default diffusivity (that uses salt diffKr) more
399        consistent with vertical mixing schemes.
400    o verification/testreport:
401      - fix typo in "-pcls" option ;
402      - put temp files in /tmp (instead of in local dir)
403      - add option "-ncad" to use genmake2 new option "-nocat4ad"
404      - allow to use "-j" option (for multi-procs make) for AD, OAD and TLM.
405    o pkg/ggl90 (idemix code):
406      - apply few fixes ; add some missing "_d 0" ; update output of exp.
407        global_ocean.90x40x15.idemix
408    o OpenAD
409      - enable active file I/O and begin removal of work-around code
410        for OpenAD for handling control variables (memory vs. active files)
411      - new CPP options file OPENAD_OPTIONS.h
412      - revert to genarr2d gradient check for hs94.1x64x5
413      - (genarr3d tested by tutorial_global_oce_biogeo, tutorial_tracer_adjsens)
414      - gentim2d works for halfpipe_streamice but not yet hs94.1x64x5
415    o tools/genmake2:
416      - add option for an alternative Makefile (from Martin) where multiple
417        source files are sent to TAF (instead of all in one file).
418    o pkg/ggl90: add IDEMIX (Olbers and Eden, 2013)
419      - code provided by Carsten Eden as an extension of ggl90
420      - so far the code is turned on within ggl90 by setting a CPP-flag at
421        compile time; a runtime flag implementation is not yet complete
422      - tested in new verification experiment global_ocean.90x40x15.idemix
423    o verification:
424      - reduce length of the AD test run by half for experiments
425        global_ocean.cs32x15 (std + thsice) and isomip
426      - enable active file I/O for OpenAD, adjust verifications accordingly
427      - halfpipe_streamice: change gradient check from genarr2d to gentim2d
428    o verification/testreport:
429      - fix two non-POSIX sed statements so that there are no error messages
430        on Mac OS X
431      - replace hostname -s with hostname | sed 's/\..*$//'
432    o model/src/seawater.F:
433      - simplify SW_TEMP to just calling SW_PTMP with P and PR exchanged
434        (following the matlab code), which would have avoided the bug caught
435        by Matt (see below) in the first place
436    o pkg/shelfice:
437      - implement alternative discretisation of quadratic drag (selectBotDragQuadr)
438        and true distance in no-slip BC (bottomVisc_pCell) similar to bottom-drag.
439      - fix sign of friction tendency (no-slip BC) and fix u,v drag for thin
440        ice-shelf case (i.e., within surface level).
441      - add config summary in shelfice_check.F
442      - remove global variable recip_SHELFICElatentHeat and replace by a local
443        variable recip_latentHeat
444      - introduce diagnostics for friction velocity uStar (in case of
445        SHELFICEuseGammaFrict)
446      - change verification experiment isomip.htd:
447        + start from pickup (as input_ad at nIter0=8640)
448        + start from SHELFICEmassFile instead of SHELFICEloadAnomaly file
449        + test SHELFICEuseGammaFrict = .TRUE.
450        + test SHELFICEadvDiffHeatFlux = .TRUE.
451    o model/src:
452      - fix bug (Thanks to Matt) in function SW_TEMP (to convert Pot.Temp to
453        in-situ Temp) and in routine SW_TEMP (in pkg/openad);
454        update output of experiments global_with_exf.yearly and isomip (all 6).
455    o pkg/shelfice:
456      - change setting of kTopC to also be zero where there is no ice-shelf.
457      - zero out surface forcing arrays (for now, for T & S + EmPmR) where
458        ice-shelf is.
459      - first attempt to get RealFreshWaterFlux effects: for now, only without
460        SHELFICEboundaryLayer ; not consistent if using synchronous time-stepping.
461    o pkg/seaice: add the option to prescribe a fixed thickness PDF
462      for thermodynamic calculations
463      - because of divisions of the type 7/7 not exactly equal to 1, this change
464        affects results of some verification experiments by up to 4 digits:
465        global_ocean.cs32x15.seaice, lab_sea, lab_sea.fd, lab_sea.salt_plume,
466        seaice_obcs, seaice_obcs.seaiceSponge, seaice_obcs.tides
467        adjoint: lab_sea, lab_sea.noseaicedyn
468        -> updated
469    
470    checkpoint65i (2015/01/23)
471    o model/src:
472      - change units of frictionHeating field from W to W/m^2
473      - fix bug in frictional heating from stratospheric drag in
474        S/R ATM_PHYS_TENDENCY_APPLY_V
475      - with synchronous time-stepping: move resetting to zero of frictionHeating
476        field from load_fields_driver.F to thermodynamics.F ;
477      - add diagnostics for frictional heating.
478    o model/src & gmredi K3D:
479      - add frictionHeating field to pickup-files (for synchronous time-stepping)
480      - move ALLOW_EDDYPSI block out of DYNVARS.h and merge it into FFIELDS.h
481      - rename uMean,vMean --> uEulerMean,vEulerMean (+ change diagnostics name
482        and name in pickup file).
483      - fix arguments of few DIAGNOSTICS_FILL calls in gmredi_k3d.F
484    o model/src:
485      - move (from ini_forcing.F) initialisation of all arrays in header file
486        FFIELDS.h into new S/R ini_ffields.F ; this fix broken restart
487        (since Nov 2012) with option selectAddFluid=1.
488    o pkg/shelfice:
489      - change units (+ document) of newly added field "shelfIceMassDynTendency"
490      - upgrade from _RS to _RL shelficeMass & shelficeLoadAnomaly arrays.
491    o pkg/obcs: re-organize obcs_calc_stevens.F to prepare for passive tracers
492    o pkg/seaice: two new runtime parameters:
493      - SEAICE_cStar replaces the hard wired "20" in the strength formulation,
494        long overdue
495      - SEAICE_tensilFac: preparation for Koenig-Beatty+Holland (2012)
496        parameterization of tensil stress for fast ice (does not do anything yet)
497    o pkg/seaice/seaice_check.F: left over from restricted addtive Schwarz method
498        for LSR: move checking overlaps out of JFNK-if-block
499    o pkg/atm_phys:
500      - move copy of grid and dynamical fields out of atm_phys_driver.F into
501        new S/R ATM_PHYS_DYN2PHYS.
502      - fix level height for Linear Free-Surf case (to be consistent with
503        fixed-in-time pressure levels).
504    o pkg/mom_common (bottomdrag):
505      - average bottomDragFld (ALLOW_BOTTOMDRAG_CONTROL) from grid-cell center
506        to correct location (U & V point) in S/R MOM_U/V_BOTTOMDRAG;
507        update output (adm & tlm) of experiment global_ocean.90x40x15.bottomdrag.
508    o pkg/shelfice (u/v_drag):
509      - add one argument (the other velocity component) to S/R SHELFICE_U/V_DRAG;
510      - use SHELFICEDragLinear & SHELFICEDragQuadratic in shelfice_v_drag.F
511        (now similar to shelfice_u_drag.F)
512      - remove condition on bottomDragTerms when calling SHELFICE_U/V_DRAG
513        from mom_vecinv.F (similar to mom_fluxform calls).
514    o pkg/mom_common (bottomdrag):
515      - add one argument (the other velocity component) to S/R MOM_U/V_BOTTOMDRAG;
516      - add options for alternative discretisation of velocity norm in quadratic
517        bottom drag: averaging of grid-cell-center KE to U.point and V.point
518        (selectBotDragQuadr=0, original code) can produce noisy patterns; this
519        improves when averaging only the other component (e.g. vVel for U bottom
520        drag) using wet-point method (selectBotDragQuadr=2) or not (=1).
521      - add options (bottomVisc_pCell) to account for partial-cell in bottom
522        friction (no-slip BC) thus getting the true distance from the bottom;
523        off by default since this also reduces model stability (explicit bottom
524        friction). Changes produce different machine truncation with linear-drag
525        + no-slip BC: update output of experiments exp4.stevens (10 digits) and
526        front_relax (bvp & mxl, 10 & 11 digits).
527    o model/src & mom pkgs:
528      - add one more level to vertical viscosity local arrays (Nr+1, previously Nr)
529        since no-slip bottom BC uses viscosity @ k+1 to update velocity @ level k
530      - for now and until vertical mixing scheme are updated to fill up level Nr+1,
531        just copy level Nr value to level Nr+1.
532    o doc:
533      - add notes form Abhisek Chakraborty on how to close Heat & Salt budgets.
534    o pkg/streamice:
535      - shelfice_init_varia.F, shelfice_init_fixed.F, shelfice_readparms.F,
536        SHELFICE.h: move array shelficemass to init_varia, initialise
537        from array shelficemassinit, which is set in init_fixed and
538        has option to be set from file; introduce array
539        shelficeMassDynTend array, set thru file in init_fixed
540      - NEW FILE: shelfice_step_icemass.F: update shelficemass from either
541        shelfIceFreshWaterFlux and shelficeMassDynTend or H_streamice in
542        pkg/streamice
543      - shelfice_thermodynamics.F: call shelfice_step_icemass if
544        SHELFICEMassStepping = .true.
545      - shelfice_ad_diff.list: add new subroutine shelfice_step_icemass.f
546    
547    checkpoint65h (2014/12/17)
548    o verification/global_ocean.90x40x15, global_ocean_ebm:
549      - update to generic controls.
550    o pkg/ctrl:
551      - ctrl_map_ini_genarr.F: test for igen>0
552      - ctrl_init_variables.F: add call to CTRL_MAP_INI_GENTIM2D.
553      - move gentim2d part of ctrl_map_ini_genarr.F to
554        new separate routine : ctrl_map_ini_gentim2d.F
555      - ctrl_cost_driver.F,ctrl_init.F ctrl_map_ini_genarr.F:
556        add time variable weights and cyclic controls (time mean,
557        seasonal cycle, etc) capabilities to gentim2d
558    o pkg/ecco:
559      - move reading of error, conversion to weights from
560        ecco_cost_init_fixed.F to ecco_toolbox.F (ecco_readwei)
561    o global_oce_llc90, cs32:
562      - activte sbo.
563      - CTRL_SIZE.h : add maxCtrlProc.
564      - activate the new genctrl capabilities.
565      - update following reorganization of global_oce_input_fields.tar.gz  
566    o pkg/ctrl/ctrl_ad_diff.list:
567      - add missing ctrl_init_rec.f
568    o tools/OAD_support/keepOriginal:
569      - add ctrl_init_rec.F
570    o model/src/the_main_loop.F, pkg/ctrl/ctrl_map_ini_genarr.F:
571      - avoid recomputations of xx_gentim2d_dummy.
572    o momentum diagnostics:
573      - move filling of diagnostics Um_Diss & Vm_Diss from mom_fluxform.F and
574        mom_vecinv.F to timestep.F (to include Smag-3D contribution).
575    o pkg/seaice/seaice_lsr.F:
576      - fix computation of BU/BV, make sure they are non-zero, only necessary
577        for cubed sphere exchanges and SEAICE_OLx/y>0.
578        This makes calling s/r fill_cs_corner_rl obsolete (removed).
579    o verification/global_ocean.cs32x15/input.seaice
580      - add test for strong implicit coupling and restricted addtive Schwarz
581        methods for LSR
582      - update results/output.seaice.txt
583    o verification/tutorial_global_oce_biogeo:
584      - AD & OAD set-up: switch off ALLOW_OLD_VIRTUALFLUX (like in fwd set-up)
585        and set PTRACERS_EvPrRn(1,2) to zero (for DIC & ALK);
586        update output_adm,_oadm,_tlm.txt
587    o pkg/dic:
588      - change default to "#undef ALLOW_OLD_VIRTUALFLUX" in DIC_OPTIONS.h
589      - add a stop when ALLOW_OLD_VIRTUALFLUX is defined and PTRACERS_EvPrRn
590        for tracer 1 & 2 is set (to avoid double counting of dilution effect).
591    o verification/tutorial_global_oce_biogeo:
592      - AD & OAD set-up: do not set PTRACERS_EvPrRn for tracer 1 & 2 since
593        dilution is already added by pkg/dic ALLOW_OLD_VIRTUALFLUX ;
594        update output_adm,_oadm,_tlm.txt
595    o eesupp/src:
596      - add fill_cs_corner_rl.F (_RL-copy of fill_cs_corner_rs.F)
597        and call it in seaice_lsr when using nonzero SEAICE_OLx/y
598    o pkg/seaice: introduce strongly implicit coupling, intended for stabilizing
599      LSR (following Hutchings et al. 2004)
600      - introduce zetaZ as a global variable (requires adjustments in
601        seaice_evp.F and seaice_jfnk.F) and compute analoguously to etaZ
602        in seaice_calc_viscosities.F
603      - new flag SEAICEuseStrImpCpl (default off)
604      - add new terms zetaZ*du/dy and zetaZ*dv/dx on both sides of the
605        momentum equations
606      - JFNK-solver (preconditioner) adjusted to allow using this method
607        (where it does not have any positive effect)
608    o pkg/seaice
609      - add overlap for restrictive additive Schwartz method also to LSR, but
610        turn it off by default (because it only seems to work for non-cubed
611        sphere/llc topologies)
612    o pkg/autodiff
613      - add extra exchanges in addummy_in_steppging also for mnc output
614    o pkg/seaice:
615      - add extra exchanges before dumping adjoint fields in seaice_ad_dump.F
616        to avoid stripes in the adjoint output (similar to addummy_in_stepping.F)
617    o pkg/obcs:
618      - add option to specify domain-connected piece Id along OB though files
619        (for now, only used to diagnose PhiVel; default =1 -> global correction)
620      - modify obcs_diag_balance.F to process each connected-part separately;
621        exclude OB where Id = 0 but keep the full divergence there (-> constant
622        Psi along this portion of OB and all inflow derived from grad(Phi))
623      - add example of OB-conect files in verification/so_box_biogeo/input.
624    o pkg/diagnostics:
625      - improve treatment of Open-Boundaries in Velocity-Potential calculation:
626      a) use non zero matrix element across OB and solve for Phi 1 grid point
627         outside OB (i.e, where tracer OBCS are applied).
628      b) global imbalance of inFlow/outFlow across OB: instead of modifying
629         velocity across OB, spread it uniformly along the OB in the RHS.
630    
631    checkpoint65g (2014/11/19)
632    o pkg/diagnostcis:
633      - add preconditioner off-diagonal factor (diagCG_pcOffDFac) as run-time param
634    o pkg/my82,pp81,kl10:
635      - fix ALLOW_3D_DIFFKR implementation (previously had no effect): use 3-D
636        field diffKr as background diffusivity to set minimum diffusivity value.
637    o pkg/seaice:
638      - add new parameter SEAICEuseEVPrev (for revisited EVP by
639        Bouillon et al 2013)
640      - add SEAICE_evpAlpha/Beta to namelist
641      - modify seaice_evp code to able to use SEAICEuseEVPrev. These changes
642        involve trivial re-ordering of divisions/multiplications that should not
643        have any effects, but ... they do change the results of lab_sea.hb87 so
644        that only 2 digits of agreement remain, in line with the general
645        instability/fragility of the evp-code. For now, I do not care and just
646        update the verification experiment
647    o pkg/ctrl : add generic pre-processing (xx_genarr2d_preproc etc)
648      - remove xx_genarr2d_numsmooth etc
649      - use xx_genarr2d_preproc etc instead
650      - carry out smooth_correl2D at initialization stage rather than during
651        time stepping.
652      - get smoothOpNb from xx_gentim2d_preproc
653    o global_oce_cs32 :
654      - add test of generic ecco capabilities.
655    o pkg/exf/exf_getsurfacefluxes.F :
656      - add to tmpUE/tmpVN rather than re-initializing them (conventional behavior).
657    o pkg/ctrl,ecco :
658      - omit un-necessary arguments to ctrl_cost_gen.F unless ECCO_CTRL_DEPRECATED
659        is defined.
660    o pkg/seaice: add diagnostics for Delta (deformation parameter)
661    o model/src:
662      - when ALLOW_3D_DIFFKR is defined, add a Warning if any of the vertical
663        diffusivity (background) is specified but ignored.
664    o verification:
665      - in testreport, convert hostname to lower case for default output dir name
666    o model, pkg : add useCTRL, useECCO parameters (on/off run time switch).
667    o pkg/dic: add modifications from Hajoon:
668      - add iron sedimentation flux function of the flux of PO4 out of bottom layer
669      - light attenuation: add self-shading effect by climatological Chlorophyll
670        (read from file).
671    o pkg/seaice/seaice_preconditioner.F : fix cpp flags, so that code also
672        compiles when SEAICE_ALLOW_DYNAMICS is undefined
673    o global_oce_llc90,cs32 : ecco_v4 verification exps now use separate
674        AUTODIFF_OPTIONS.h, CTRL_OPTIONS.h, ECCO_OPTIONS.h rather than
675        ECCO_CPPOPTIONS.h (i.e. replacing the deprecated, circumvoluted,
676        approach where CPP_OPTIONS.h includes an omnipotent
677        ECCO_CPPOPTIONS.h that superseeds pkgs '_OPTIONS.h').
678    o pkg/ctrl/ctrl_map_ini_genarr.F : include GMREDI_OPTIONS.h where
679        ALLOW_3D_KAPGM, ALLOW_3D_KAPREDI (to be added later) belong.
680    o pkg/seaice/SEAICE_SIZE.h : replace ALLOW_AUTODIFF_TAMC with ALLOW_AUTODIFF
681        to avoid needing AUTODIFF_OPTIONS.h anytime SEAICE_SIZE.h is included
682        (it seems that THSICE_SIZE.h, PTRACERS_SIZE.h have the same issue...)
683    o model/src, pkg/smooth, profiles, salt_plume, seaice, exf, ecco, ctrl :
684      add ECCO_OPTIONS.h, AUTODIFF_OPTIONS.h, CTRL_OPTIONS.h when needed
685      - ECCO_OPTIONS.h is needed when including ecco_cost.h, ecco.h
686      - AUTODIFF_OPTIONS.h is needed when including tamc.h, tamc_keys.h
687      - CTRL_OPTIONS.h is needed when including ctrl.h, optim.h, etc
688    o pkg/ctrl,ecco,exf :
689      - remove variables associated with NON-generic costs,
690        unless ECCO_CTRL_DEPRECATED is defined.
691      - remove NON-generic NON-obcs controls,
692        unless ECCO_CTRL_DEPRECATED is defined.
693    o pkg/ctrl : added ctrl_local_params.h
694    o pkg/ecco : added ecco_local_params.h
695    o verification : added ECCO_CTRL_DEPRECATED to most as and oad
696        experiments, which will progressively be removed once the
697        experiments are revised to use only generic controls/costs.
698    
699    checkpoint65f (2014/10/13)
700    o pkg/ctrl, ecco, seaice : minor changes in headers
701    o global_oce_llc90,cs32 : ecco_v4 verification exps now test generic
702        cost function and control capabilities added since checkpoint65c.
703    o pkg/ctrl: regroup all obcs ctrl variables in CTRL_OBCS.h.
704    o pkg/ecco: increase modularity and improve logic
705      - ecco_toolbox.F (new) : basic operations that are often used,
706        including ecco_zero, ecco_cp, ecco_cprsrl, ecco_diffmsk,
707        ecco_addcost, ecco_add, ecco_div, ecco_readbar.
708      - cost_gencal.F (new) : determine filnames and records.
709      - cost_genread.F, cost_generic.F : condense code using ecco_toolbox.
710      - cost_generic.F : use spzeroloc rather than hard-coded -9999,
711        and exploit the above functions leading to more compact code.
712      - cost_genread.F : rm un-necessary arguments, re-arrange args order.
713      - ecco_check.F, ecco_readparms.F : bring logic up to date (using_tpj,
714        using_ers, using_gfo, using_mdt is now only defined within gencost)
715    o pkg/ecco: extend generic cost capabilities
716      - pkg/ecco : added 3D gencost (ALLOW_GENCOST3D), added gencost
717        capabilities via gencost_preproc (+ _c,_i,_r related params),
718        gencost_posproc (+ _c,_i,_r related params), gencost_nrecperiod,
719        gencost_outputlevel arguments to cost_generic
720      - pkg/ecco/cost_genread.F (new) : interface between cost_generic
721        and active_read, making room for gencost_preproc to take effect.
722        Added preproc code ('climmon') to replace GENERIC_BAR_MONTH.
723      - pkg/ecco/cost_generic.F :
724        compute and store misfit maks*(model-data) in localdif that is
725        then used in cost and for output, output misfit if outlev.GT.0
726      - pkg/ecco/cost_averagesfields.F : depend on gencost_barskip
727        rather gencost_barfile for deciding whether to write barfile
728      - pkg/ecco/ecco_cost_driver.F : extract call to cost_profiles from cost_hyd
729      - pkg/ecco/ecco_cost_init_fixed.F : extract gencost weights from
730        ecco_cost_weights, re-activate ecco_summary, determine gencost_barskip
731      - pkg/ecco/ecco_summary.F : report gencost variables
732      - pkg/ecco/cost_gencost_customize.F : treat case of scatterometer costs
733    o pkg/sea/SEAICE_OPTIONS.h : add ALLOW_COST_ICE, ALLOW_SEAICE_COST_SMR_AREA
734  o pkg/ecco: internal re-organization  o pkg/ecco: internal re-organization
735    - resolve un-necessary dependancies within pkg/ecco and to pkg/ctrl    - resolve un-necessary dependancies within pkg/ecco and to pkg/ctrl
736      (rm includes of optim.h and ctrl.h, replace optimcycle with eccoiter,      (rm includes of optim.h and ctrl.h, replace optimcycle with eccoiter,
737      mv relevant variables definition from ecco_cost.h to ecco.h,      mv relevant variables definition from ecco_cost.h to ecco.h,
738      make sure gencost routines only include ecco.h)      make sure gencost routines only include ecco.h)
739    - throughout : add missing CCP switches, rm unused variables,    - throughout : add missing CCP switches, rm unused variables,
740      and rm un-necessary CPP switches      and rm un-necessary CPP switches
741    - throughout gencost routines : replace modelstartdate with    - throughout gencost routines : replace modelstartdate with
742      gencost_startdate when needed      gencost_startdate when needed
743    - cost_bp_read.F : use arguments, instead of common blocs    - cost_bp_read.F : use arguments, instead of common blocs
744      so that it can be used also by (new) cost_gencost_bpv4.F      so that it can be used also by (new) cost_gencost_bpv4.F
745    - ecco_init_varia.F : initialize RHOsumGlob_0, VOLsumGlob_0    - ecco_init_varia.F : initialize RHOsumGlob_0, VOLsumGlob_0
746    - ecco_phys.F : compute etanFull    - ecco_phys.F : compute etanFull
747    - ecco_readparms.F : rename using_topex as using_tpj, add    - ecco_readparms.F : rename using_topex as using_tpj, add
# Line 332  o pkg/seaice: more clean up Line 1059  o pkg/seaice: more clean up
1059      nearly a factor of 10 (but keep in mind there is mostly seaice code in      nearly a factor of 10 (but keep in mind there is mostly seaice code in
1060      this experiment):      this experiment):
1061      > size mitgcmuv_ad      > size mitgcmuv_ad
1062      text    data        bss     dec        hex        text    data        bss     dec        hex
1063      5100659 1216  220458952  225560827  d71c8fb      5100659 1216  220458952  225560827  d71c8fb
1064      5339425 1200 1868783272 1874123897 6fb4dc79 (SEAICE_LSR_ADJOINT_ITER)      5339425 1200 1868783272 1874123897 6fb4dc79 (SEAICE_LSR_ADJOINT_ITER)
1065      but only a moderate increase of 36% for global_ocean.cs32x15:      but only a moderate increase of 36% for global_ocean.cs32x15:
1066      text    data        bss     dec        hex      text    data        bss     dec        hex

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