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revision 1.2106 by gforget, Sat Dec 13 01:34:54 2014 UTC revision 1.2284 by jmc, Thu Dec 1 17:11:59 2016 UTC
# Line 4  $Name$ Line 4  $Name$
4      Notes on tags used in MITgcmUV      Notes on tags used in MITgcmUV
5      ==============================      ==============================
6    
7    checkpoint66b (2016/12/01)
8    o model & momentum pkgs:
9      - implement fully implicit bottom friction combined with implicit surf.
10        pressure, for now, only in hydrostic formulation:
11        + to use: compile with #define ALLOW_SOLVE4_PS_AND_DRAG in CPP_OPTIONS.h
12          and run with selectImplicitDrag=2 ;
13        + currently missing diagnostics of bottom drag and vert. viscosity tendency;
14      - partial implicit time-stepping (bot. friction + vert. visc first, then
15        surf. press) corresponding to selectImplicitDrag=1 should be applicable
16        to NH formulation but not available until we solve for surf. pressure
17        increment (instead of full etaN).
18      - change exp. global_ocean.cs32x15.thsice to test implicit bottom drag
19        with implicit vertical viscosity.
20    o pkg/seaice: add linear remapping scheme (Lipscomb 2001) to ITD model
21      - this is a first version that includes many regularisations that may
22        not all be necessary, to be sorted out,
23      - turned on by runtime parameter SEAICEuseLinRemapITD (true by default)
24      - change one verification experiment in seaice_itd to use and test new code
25      - seaice_growth: catch a case where the argument of log can be zero
26        or smaller (important for code stability)
27    o model/src:
28      - modify SOLVE_DIAGONAL_LOWMEMORY version of solve_tridiagonal.F
29        & solve_pentadiagonal.F to enable to re-used inverse matrix for solving
30        similar A.X'=Y' system (with same matrix A) in subsequent calls;
31        switch based on errCode (In/Out) argument value; in calling routines,
32        initialise errCode before first call.
33    
34    checkpoint66a (2016/10/18)
35    o pkg/bling:
36      - BLING package now loads in atmospheric pCO2 file using exf package routines
37        Enable with #define USE_EXFCO2 in BLING_OPTIONS.h
38    o model/src & pkg/ptracers:
39      - with INCLUDE_IMPLVERTADV_CODE defined, also call MOM_U,V_IMPLICIT_R &
40        GAD_IMPLICIT_R (instead of IMPLDIFF) when just implicitViscosity and
41        implicitDiffusion (respectively) are used (even without momImplVertAdv
42        or temp,salt,PTRACERS_ImplVertAdv).
43    o model/src & generic_advdiff:
44      - add parenthesis in main diagonal calculation of implicit vertical
45        diffusion matrix (impldiff.F & gad_implicit_r.F).
46        This affects results at machine truncation level; update output of many
47        verification experiments (31 fwd ; 10 adm ; 8 tlm ; 3 oad).
48    o pkg/mom_commom & generic_advdiff:
49      - add deep atmosphere and anelastic scaling factor in implicit vertical
50        advection routines (mom_u,v_implicit_r.F & gad*_impl*_r.F).
51    o model/src:
52      - remove few unnecessary temp array copies in solve_tridiagonal.F
53        & solve_pentadiagonal.F
54    
55    checkpoint65z (2016/09/28)
56    o pkg/seaice: fix multithreading for seaice_fgmres.F
57      - remove unecessary variables from common blocks
58      - use extra dimension MAX_NO_THREADS for all variables of the Krylov space
59        basis, that are stored in commom blocks (including integer variable i1)
60      - clean up code a little by removing commented lines that refer to
61        original code
62      - turn on multi-threaded test for experiment offline_exf_seaice.dyn_jfnk.
63    o MITgcm manual:
64      - add uptodate pkg/ecco documentation to the manual (section 8.1; ecco.tex),
65        preliminary documentation for generic controls (8.3; ctrl.tex),
66        a placeholder for smooth (8.4; smooth.tex), and comment out the deprecated
67        ecco_costfunction.tex
68    o pkg/ecco:
69      - update and cleanup list of CCP options
70      - re-assign gencost_mask to specify masks rather than gencost_errfile; 'c'
71        is now always passed to cost_generic; gencost_mask is now MAX_LEN_FNAM
72      - add checks that retired run-time options are not used, and in relation
73        to gencost_mask and gencost_errfile
74      - finish deprecating gencost_scalefile, gencost_smooth2Ddiffnbt, and
75        gencost_nrecperiod
76      - fix m_eta computation for virtual salt flux case
77      - add m_horflux_vol case (selected via gencost_barfile) that computes
78        transports via cost_gencost_boxmean (gencost_flag=-3)
79      - use gencost_flag more systematically (i.e., avoid using gencost_name)
80        for code switches (aside from physical variable selection)
81    o pkg/seaice: make seaice_fgmres.F fit for multithreading; this first
82      attempt appears to be a bit of a hack and my need some repair down the road
83    o pkg/exf:
84      - interpolation near South Pole: fix criteria on input field latitude.
85    o pkg/icefront & pkg/exf:
86      - move setting of icefront Sub-Glacial RunOff forcing (currently unused)
87        from pkg/exf (read from data.exf) to pkg/icefront (read from data.icefront)
88    o pkg/exf:
89      - replace CPP option ALLOW_EXF_OUTPUT_INTERP with run-time parameter
90        "exf_output_interp" (in namelist: EXF_NML_04); change output file name
91        (add suffix "_out" instead of a prefix); keep same record number as in
92        input file but always write record 1 first (to avoid a STOP in I/O S/R).
93        Change output file content by writing interpolated field before applying
94        land-sea mask (helpful for debug).
95      - 2 compon. vector interpolation with rotation: apply scaling factor on
96        each compon. (Eastward and Northward) just before rotation.
97    o pkg/bling:
98      - Cleaned package. Removed not needed code and comments.
99      - adjoint example now works
100        (MITgcm_contrib/verification_other/global_oce_biogeo_bling/code_ad)
101    o pkg/ptracers:
102      - add Bruno Deremble's code to complete the linear surface correction
103        for tracer conservation;
104      - enabled for individual ptracers by PTRACERS_linFSConserve(iTr)=.TRUE.
105    
106    checkpoint65y (2016/07/29)
107    o pkg/debug (stats):
108      - change GLOBAL_SUM to GLOBAL_SUM_TILE (result independent of tile to
109        proc/thread mapping);
110      - fix Min & Max for case where 1 thread has only empty tiles;
111      - use RL variable to count number of wet grid points (with big domain,
112        can be too large to fit into integer*4).
113    o pkg/monitor:
114      - use RL variable to count number of wet grid points (but used only for del2)
115      - add new routine to compute Advective CFL within tracer time-stepping with
116        writing delayed until next monitor output.
117    o pkg/obcs:
118      - fix bug in OBCS_BALANCE_FLOW (OBCS_balanceFacN misspelled OBCS_balanceFacW)
119    o pkg/cal:
120      - calandar-dump: treat case myTime < timePhase in the same way as in
121        eesupp/src/diff_phase_multiple.F (when not using calandar-dump).
122    o pkg/dic & seaice:
123      - fix compilation of ocean component for coupled atm+ocn model with
124        seaice dynamics & dic.
125    
126    checkpoint65x (2016/06/11)
127    o add a license text file in main MITgcm tree.
128    o added pkg/bling:
129      - intermediate complexity biogeochemical model
130      - see bling_description.txt for details
131      - verification experiment is global_oce_biogeo_bling (for now, in
132        Contrib/verification_other/); tested daily on baudelaire with gfortran.
133      - add entry point in pkg/gchem for new pkg "bling".
134    o pkg/seaice: fix tensile stength computation
135      - replace global field tensileStrength by tensileStrFac
136      - tensileStrFac can be computed once in S/R seaice_init_varia
137      - fortunately that does not affect any verification results
138    
139    checkpoint65w (2016/05/12)
140    o pkg/ctrl/ctrl.h: fix a comma in common block list, so that code compiles
141         with ECCO_CTRL_DEPRECATED defined
142    o verification/global_ocean.cs32x15:
143      - change secondary test "viscA4" to also test "selectP_inEOS_Zc=3"
144        with "selectNHfreeSurf=1".
145    o model/src (non-hydrostatic free-surface):
146      - More "natural" expression of NH free-surface term (case selectNHfreeSurf=1):
147        was: tmpSurf/(1+tmpSurf); changed to: 1/(1+Gamma) with Gamma=1/tmpSurf.
148      - Calculate surface vertical velocity after 2-D solver adjustment (accounts
149        for EmPmR if RealFreshWaterFlux); used in RHS (cg3d_b) if exactConserv
150        and used to compute dPhiNH (in post_cg3d.F) if selectNHfreeSurf=1.
151        This fixes EmPmR contribution when selectNHfreeSurf=1 & RealFreshWaterFlux.
152      - Update output (changes at machine truncation level) of verification exp:
153        exp4 (11 digits for cg2d), global_ocean.cs32x15.viscA4 (11.d),
154        short_surf_wave (13.d) and tutorial_deep_convection.smag3d (12.d).
155    o pkg/seaice: ITD code
156      - fix picking up from a single category model by initialising
157        heff/area/hsnowITD = 0. in seaice_itd_pickup.F
158      - split a long warning message in seaice_check_pickup.F into two lines,
159        because NEC SX-ACE cannot deal with the long line.
160    o model/src:
161      - fix missing dPhiNH in pressure_for_eos.F (case: selectP_inEOS_Zc=3)
162    o pkg/seaice:
163      - add missing checks for SEAICE_ALLOW_KRYLOV and SEAICE_ALLOW_BOTTOMDRAG
164    o pkg/seaice:
165      - add basal stress as parameterisation for grounding ice
166        following Lemieux et al. (2015)
167      - turn on by setting new parameter SEAICEbasalDragK2 to a value
168        larger than 0. Lemieux et al. (2015) recommend 15.
169      - The adjoint complains with extra recomputations so there is also a
170        new cpp-flag SEAICE_ALLOW_BOTTOMDRAG that is undefined by default in
171        order to postpone the problem
172      - compile the new code in lab_sea
173    o verification/halfpipe_streamice:
174      - update both TAF and OpenAD adm output (machine truncation differences)
175    
176    checkpoint65v (2016/04/08)
177    o verification/advect_xz:
178      - increase overlap size from 3 to 4 and add new secondary test for PQM
179        advection scheme (with mono & wino limiter).
180      - change main exp. to test PPM (with weno limiter) adv.scheme on Temp.
181    o model/src:
182      - new parameters "top_Pres" & "seaLev_Z" (replacing Ro_SeaLevel and recently
183        added phi0Ref) to set vertical axis origin and phiRef origin;
184        keep Ro_SeaLevel for backward compatibility (with a warning).
185       According to coordinate and fluid type:
186        OCN in Z: top_Pres(Ref) (=rhoConst*PhiRef(1)), seaLev_Z (=rF(1), @ the top)
187        ATM in Z: top_Pres(Ref) (=rhoConst*PhiRef(1)), seaLev_Z (=rF(Nr+1) @ bottom)
188        OCN in P: top_Pres (=rF(Nr+1)), seaLev_Z (= PhiRef(Nr+1)/g, @ the top)
189        ATM in P: top_Pres (=rF(Nr+1)), seaLev_Z (= PhiRef(1)/g, @ the bottom)
190      - remove Ro_SeaLevel from ATM experiment parameter files;
191      - in tutorial_global_oce_in_p, remove Ro_SeaLevel and set top_Pres to the
192        complement; update output.txt (changes at machine truncation level).
193    o pkg/seaice/seaice_evp.F
194      - simplify computation of deltaZ and zetaZ to simple averaging following
195        Bouillon et al. (2013). This removes a lot of code, but also changes
196        verification experiment lab_sea.hb87 -> updated
197    
198    checkpoint65u (2016/03/14)
199    o pkg/generic_advdiff:
200      - from Darren: add PPM and PQM advection schemes (number 40-42 and 50-52)
201        with 2 types of limiter (see: Engwirda & Kelley, submit. to JCP);
202        Note (from Darren): unlimited PPM/PQM scheme (40 & 50) are just for
203        testing and not for actual use.
204    o model/src:
205      - add parameter "phi0Ref" to specify reference [pressure/geo] potential at
206        origin r = rF(1);
207      - add options (parameter selectP_inEOS_Zc) to select which pressure to use
208        in EOS for height coordinate: enable to include NH Pressure or to use
209        more accurate pressure vertical profile; options not linked to EOS type
210        (as previously, e.g., JMD95P/JMD95Z) but set default according to EOS type;
211      - start to implement variable gravity (along vertical): for now, only with
212        z-coords (not even z*).
213      - add Ideal Gas equation of state for height coordinate.
214      - update OpenAD output (affected at machine truncation level) of exp:
215        global_ocean.90x40x15, OpenAD (std) and tutorial_global_oce_biogeo.
216    o pkg/exf:
217      - add ALLOW_EXF_OUTPUT_INTERP cpp switch to output the result
218        of exf interpolation (before any rescaling, rotation or interpolation
219        to velocity point) for each field that gets loaded from file. This option
220        identically mimics the input file organization (e.g. record numbers in year
221        by year input files) besides the change in horizontal grid.
222      - add rotateStressOnAgrid run-time switch so that wind stress fields
223        can be provided on the A-grid in zonal/meridional direction and
224        rotated on the fly. This only applies to the case when the exf
225        interpolation is off and rotateStressOnAgrid is false by default.
226    o model/src:
227      - rename internal parameter "useDynP_inEos_Zc" to "storePhiHyd4Phys" (since
228        it's also used with pkg/atm_phys) and add few more parameters (but still
229        inactive, src code yet to come)
230    
231    checkpoint65t (2016/02/10)
232    o pkg/atm_phys:
233      - from Ruth Geen: add optical depth dependence on CO2 concentration.
234    o model/src:
235      - fix vertical inter/extra-polation of density factor rhoFacF (for anelastic)
236        for the case setCenterDr=T (delRc set from "data"); add output of rhoFacC&F.
237        Update output of exp. deep_anelastic (changes at truncation level).
238    o tools:
239      - add a hack in "remove_comments_sed" (used only with TAF) for recent
240        version of OpenMPI (shipped with FC.23): comment out the new header
241        file "mpif-sizeof.h" which causes problems to TAF.
242    o pkg/seaice:
243      - change the termination criterion so that maxits (SEAICElinearIterMax)
244        has an effect
245      - unify iteration parameters for implicit solvers (JFNK and Picard)
246        SEAICEnonLinIterMax replaces SEAICEnewtonIterMax/NPSEUDOTIMESTEPS
247        SEAICElinearIterMax replaces SEAICEkrylovIterMax/SOLV_MAX_ITER
248        SEAICEpreLinIterMax replaces SOLV_MAX_ITER in preconditioner
249        SEAICEpreNL_IterMax replaces NPSEUDOTIMESTEPS in preconditioner
250        SEAICEnonLinTol     replaces JFNKgamma_nonlin
251      - remove S/R SEAICE_FGMRES_DRIVER and put content into S/R SEAICE_JFKN
252      - add new Picard-Krylov solver, compile with SEAICE_ALLOW_KRYLOV and
253        use with SEAICEuseKrylov
254    o pkg/seaice/seaice_lsr.F
255        fix small bug: replace zetaZ by zetaZloc in S/R seaice_lsr_rhsu/v; only
256        relevant if SEAICEuseStrImpCpl=T, and even then it does not seem to have
257        an effect.
258    o pkg/seaice: add two new parameters
259      - SEAICEuseLSR to simplify the logic in seaice_dynsolver (this
260        parameter is not in any namelist)
261      - SEAICEusrPicardAsPrecon to allow s/r seaice_lsr to be used as
262        a preconditioner for the non-linear Newton iteration of the JFNK
263        solver
264    o pkg/seaice/seaice_lsr.F: replace 1./SEAICE_deltaTdyn with recip_deltaT,
265      affects some experiments at truncation level:
266      - global_ocean.cs32x15.icedyn (11 digits),
267      - global_ocean.cs32x15.seaice (11 digits),
268      - seaice_itd (12 digits), seaice_itd.lipscomb07 (12 digits) -> update
269      - also update global_ocean.cs32x15 adjoint and tangent-linear results
270    o pkg/salt_plume & pkg/thsice:
271      - for coupled  set-up with pkg/thsice in ATM and pkg/salt_plume in OCN,
272        connect salt_plume flux to ATM-OCN coupling pkgs interface:
273       a) in ATM: also cumulate salt-plume flux in S/R THSICE_SALT_PLUME (for
274         export to coupler interface) even without compiling pkg/salt_plume ;
275       b) in OCN: apply coupler salt-plume flux to pkg/salt_plume field
276         (saltPlumeFlux) just before exch call, in S/R SALT_PLUME_DO_EXCH.
277    o pkg/dic:
278      - use the updated seaice fraction (from seaice pkgs) for DIC forcing
279        instead of the previous time-step value ; done in new S/R DIC_FIELDS_UPDATE
280        called from the top of dic_biotic_forcing.F (instead of in DIC_FIELDS_LOAD);
281      - move also update with values from ATM-OCN Coupler in the same new S/R
282        (previously done in ocn_apply_import.F).
283    o tools/adjoint_options:
284      - specify explicitly "-f77" or "-f90" in default ad-optfile since TAF (default)
285        has been changed on Jan 14, 2016.
286    o pkg/ggl90:
287      - add alternative discretisation of vertical shear (off by default), to
288        compute the mean (@ grid-cell center) of vertical shear compon instead of
289        vertical shear of mean flow (@ grid-cell center).
290      - add correct parenthesis in ALLOW_GGL90_SMOOTH code to get the same truncated
291        results on adjacent faces of cubed-sphere grids; this fix the restart.
292    o pkg/atm_compon_interf:
293      - skip time-ave over cpl_atmSendFrq of Sea-Level Pressure (atmSLPr) and just
294        pass last value, stored directly before export to CPL ;
295        Note: this affects results of Coupled set-up where OCN uses useImportSLP=T
296      - remove atmSLPr from pickup files (no longer needed for restart)
297    
298    checkpoint65s (2016/01/13)
299    o eesupp & genmake2:
300       - first check for Function ETIME and, if it fails, then check for subroutine
301         ETIME and consistent output; use the appropriate version in timers.F
302    o model/src:
303      - to check restart test, add option to apply EXCH to U,V earlier, just before
304        integr_continuity; turned off by default.
305    o pkg/dic:
306      - remove CPP option USE_ATMOSCO2 (not needed)
307    o tools/tst_2+2:
308      - try to ignore difference between +0 and -0 in binary file, causing test
309        to fail for no good reason.
310    o eesupp & genmake2:
311      - put back modif from Jinxuan Zhu - change etime fct call to S/R call -
312        but also check (in genmake2) that test runs and returns meaningful results.
313    o coupler pkgs:
314      Finish implementation of optionally-exchanged variable switches (started on
315       Nov 12) with addition of few more exchanged fields, including 2-way exchange
316       of pkg/thsice vars to allow to use seaice dynamics (from pkg/seaice) & seaice
317       advection in OCN component; this requires sequential coupling.
318      coupler (pkg/atm_ocn_coupler):
319      - add argument msgUnit and iter number to CPL_SEND/RECV_ATM/OCN_FIELDS
320        routines (useful for debug).
321      - only export/import optionally exchanged fields (RunOff, seaice, Salt-Plume
322         flux, DIC fields) if corresponding switch is ON.
323      - add option to export RunOff to OCN (to use for DIC river input)
324      - add 2-way thSIce vars exchange; check for consistent cpl_sequential setting.
325      components (pkg/atm_ & ocn_compon_interf):
326      - to save memory space in ATM & OCN comp: add some #ifdef ALLOW_${PKG} around
327        optionally exchanged fields; add a check & stop in cpl_readparms.F.
328        ATMCPL.h: ALLOW_LAND for RunOff, ALLOW_THSICE for seaice, ALLOW_AIM for CO2;
329        OCNCPL.h: ALLOW_SALT_PLUME, ALLOW_DIC for DIC, ALLOW_THSICE for 2-W thsice.
330      - rename:   fracIce     -> sIceFrac_cpl (<- match coupler var name)
331        + in ATM: fracIceTime -> sIceFracTime ; seaIceTime -> sIceMassTime.
332      - add 2-way thSIce vars exchange ; add Salt-Plume flux ; add RunOff in OCN.
333      - hold in common block coupler optionally-exchanged variable switch
334        and set default "useImportXXX" accordingly; + check & stop if inconsistent.
335      - add diagnostics for all imported fields from coupler (in both OCN & ATM);
336        this is intended to replace the OCN cplFldtave.* output files (not updated
337        to contain new additional exchanged fields).
338    o pkg/dic:
339      - fix an other bug (also from 2014/08/30) in dic_atmos.F, in dic_int1=3 code.
340    o pkg/thsice:
341      - when coupled to ATM (useCoupler) with thSIce_skipThermo=T, skip reading
342        and writing of thsice pickup files.
343    o pkg/atm_compon_interf:
344      - move all field individual export-call out of cpl_export_import_data.F
345        into new S/R ATM_EXPORT_FIELDS
346    o pkg/atm_compon_interf:
347      - store state variables (for now, only thSIce fields) just before beeing
348        exported (in cpl_export_import_data.F, like on ocean side) instead of from
349        atm_store_my_data.F like all exported fluxes.
350      - new version of pickup_cpl: write field names into meta file and read meta
351        file to find field postion in pickup. Also only write/read fields meeded for
352        restart (same logic as main pickup file ; also using pickupStrictlyMatch)
353    o pkg/dic:
354      - fix bug (added on 2014/08/30) in dic_atmos.F for the case dic_int1= 2 or 3.
355    o pkg/seaice: add new parameter SEAICEpressReplFac to choose between
356        pressure replacement method (=1., default) or original Hibler (1979) (=0.)
357        value can be from domain [0,1] to average between the two methods
358    o pkg/atm_phys:
359      - allow to provide 2-d map of albedo and mixed-layer depth from files (but
360        hold fixed in time).
361    
362    checkpoint65r (2015/12/21)
363    o pkg/seaice:
364        fix bug in tridiagonal solvers for SEAICE_OLx/y>0, this affects the JFNK
365        solver (offline.dyn_jfnk) and global_ocean.cs32x15.seaice -> updated
366    o pkg/seaice:
367      - fix a bug in computing areaS in (J-J -> J-1) that affects runs
368        when SEAICEscaleSurfStress=.TRUE.,
369      - apply areaW and areaS in S/R seaice_calc_lhs
370    o pkg/atm_phys:
371      - add diagnostics for 3-D, Nr+1 levels diagnostics of radiative fluxes
372        (shortwave & longwave, net & downward) and diagnostics of temp. tendency
373        for individual contribution (convection, LSC cond, radiation)
374      - add Ruth Geen etal, GRL 2016, radiation options (see paper supp.
375        information); activated with: solar_exponent=0. and wv_exponent=-1.
376    o pkg/ggl90:
377      - within IDEMIX add upper limit for horizontal group velocity to
378        avoid instability problems in the explicit horizontal diffusion term for
379        long time steps or high resolution
380    o pkg/diagnostics:
381      - simplify setting of local-array size in diagstats_output.F: uses "numLevels"
382        (from DIAGNOSTICS_SIZE.h) to allow to write out more than Nr levels.
383    o testreport:
384      - remove "-v" (verbose option) in default mpirun command.
385    o pkg/seaice/seaice_growth:
386      - catch potential division by zero in ITD code, does not change
387        verification results
388    o pkg/ecco:
389      - retire old codes to the Attic. The calls to retired functions are
390        left in a commented form in case they ever need to be re-activated.
391      - ecco_check.F: issue warning if any old CPP option is
392        defined that corresponds to retired codes -- then stop.
393    o pkg/atm_compon_interf:
394      - change seaice fraction (use for OCN dic surf.flux) stored and sent to
395        coupler: use last time-step value instead of average over cplSendFrq_iter
396        time-step, similar to what is done for seaIceMass.
397        This will affect results (pkg/dic) of coupled ATM-OCN+dic set-up.
398    o eesupp & genmake2:
399      - from Jinxuan Zhu: change etime fct call to S/R call (fix gfortran ETIME);
400        <= remove until a fix is found for some ifort version on ia32 machine.
401    o pkg/seaice/seaice_evp:
402      - refine residual computation
403    
404    checkpoint65q (2015/11/18)
405    o pkg/seaice/seaice_evp:
406      - fix residual computations so that they no longer affect the actual
407        simulation code
408      - fix seaice_readparams to be able to actually set new parameters
409        SEAICEaEVPcStar and SEAICEaEVPalphaMin, also fix logic a little
410    o model/src:
411      - fix wrong truncation (single prec) from "FLOAT" function in expressions
412        like: deltaT*FLOAT(myIter) when myIter is large:
413         a) replaced by DFLOAT (if not seen by TAF);
414         b) remove "FLOAT" and use implicit type conversion (if seen by TAF).
415    o pkg/aim_v23:
416      - write/read the expected CO2 pickups (from S/R AIM_DO_CO2): fix reading
417        when pickupSuff is set ; do write rolling pickups + at the end of the run.
418    o pkg/atm_ocn_coupler + ocn_compon_interf:
419      - in prep for using pkg/seaice Dyn in coupled set-up, implement sequential
420        coupling option-1: ATM -(cpl)-> OCN and then OCN -(cpl)-> ATM ;
421        add corresponding call in DO_OCEANIC_PHYS.
422    o coupler pkgs:
423      Start a new way to set-up optionally-exchanged variables (previously, only
424       there for exchange_DIC): switch on/off from 1 place, at run-time, in coupler
425       data.cpl (new) instead of at compile time in ATMIDS.h & OCNIDS.h ;
426       send switch to ATM & OCN compon before reading their own "data.cpl" (so that
427       compononent param default can be set accordingly).
428      Note: this new switch (cpl_exchange_[xxx]) is not a per variable switch
429       but rather applies to a group a fields (going both ways like for DIC)
430       and corresponds to an option of coupling config.
431      coupler (pkg/atm_ocn_coupler):
432      - change parameter file from "data" to "data.cpl" (in cpl_read_params.F),
433        and read namelist directly (without eessup S/R calls) instead of
434        in the very un-flexible old way, 1 param per line, in fixed order;
435      - add error-counter to track errors (e.g., missing "data.cpl") and to stop
436        cleanly in CPL_CHECK_CPLCONFIG
437      - add new coupling-exchange selectors (some not yet active) including
438        cpl_exchange_DIC (to set to 3 to replace atmCpl_exchange_DIC=T in ATMIDS.h
439                                             and ocnCpl_exchange_DIC=T in OCNIDS.h);
440      - add 2 new S/R (CPL_SEND_ATM/OCN_CPLPARMS) to send coupler-params to each
441        component ; called directly from coupler.F, after comp. registrations;
442      - rename few variable-ID names (in ATMIDS.h & OCNIDS.h):
443         atm/ocnSeaIceName --> atm/ocnSIceMassName ; atm/ocnFCO2Name ->
444          -> atm/ocnCO2FluxName ; atm/ocnWSpdName --> atm/ocnWindSpdName
445      components (pkg/atm_ & ocn_compon_interf):
446      - add ATM/OCN_CPL_OPTIONS.h in component pkgs and include the corresponding
447        CPP header file in all pkg source files.
448      - move checking of comp. configs out of cpl_exch_configs.F into new S/R
449        ATM/OCN_CHECK_CPLCONFIG;
450      - add error-counter to track errors (e.g., in "data.cpl") and to stop
451        cleanly in ATM/OCN_CHECK_CPLCONFIG;
452      - add new S/R CPL_IMPORT_CPLPARMS to import coupling-exchange selectors
453        from coupler ; called from initialise_fixed.F, after PACKAGES_BOOT and
454        before PACKAGES_READPARMS;
455      verification/cpl_aim+ocn/:
456      - update ATMIDS.h & OCNIDS.h (in shared_code) and use new parameter file
457        "data.cpl" for coupler (in input_cpl).
458    o eesupp/inc:
459      - change the MPI-global-sum default (in CPP_EEOPTIONS.h) to:
460        #define GLOBAL_SUM_ORDER_TILES (only affects MPI built of global_sum_tile.F)
461        to always cumulate tile local-sum in the same order (still uses
462        MPI_Allreduce like standard code).
463      - in verification experiment code, remove local CPP_EEOPTIONS.h_mpi files
464        that are now identical to standard version (in eesupp/inc).
465    o pkg/shelfice:
466      - add SHELFICETransCoeffTFile for initializing spatially varying
467        heat and salt transfer coefficients
468    o pkg/atm_compon_interf & ocn_compon_interf:
469      - combine into 1 (new) S/R CPL_EXPORT_IMPORT_DATA the two previous
470        S/R CPL_EXPORT_MY_DATA & CPL_IMPORT_EXTERNAL_DATA
471      - move bi,bj loops inside S/R OCN_STORE_MY_DATA
472    o pkg/atm_ocn_coupler:
473      - initialise to zero ATMVARS.h & OCNVARS.h arrays.
474    o pkg/rbcs:
475      - select RBCS-mask for Temp & Salt the same way as for pTracer ; this allows
476        to compile with maskLEN=1 when all tracers use the same RBCS-mask.
477      - add a short report (to STDOUT) about RBCS-mask settings.
478    
479    checkpoint65p (2015/10/23)
480    o pkg/seaice/seaice_evp.F: fix store directives and key computations, since
481        there is no adjoint test for EVP, we don't know what it does to the adjoint
482        solution, but at least there are no more recomputation warnings left
483    o pkg/seaice/seaice_evp.F: slight modification of averaging so that EVP stands
484        a chance of giving the same results as a fully converged VP (JFNK) solver
485    o tools/adjoint_options/adjoint_diva:
486      - fix bug (typo) in Tang-Linear FLAGS setting for MPI + DIVA
487    o pkg/streamice:
488      - spotted bug in streamice_driving_stress using dyG where should have been dxG
489    o pkg/exf:
490      - remove STOP statement that prevented to use wind or (wind-)stress
491        interpolation for constant-in-time forcing fields (wind/stress period = 0).
492    o pkg/seaice:
493      - replace SEAICE_EVP_USE_ADAPTATION by run time parameters, requires
494        5 additionals 2D fields and 6 new store directives
495      - change logic in seaice_readparms.F: EVP code can now be turned on in
496        various ways, setting SEAICE_deltaTev is no longer required,
497        alternatively set SEAICE_evpAlpha/Beta, SEAICEuseEVPstar, SEAICEuseEVPrev,
498        or SEAICEaEVPcoeff
499    o pkg/shelfice/shelfice_thermodynamics.F
500      - redefining uLoc/vLoc to u/v, instead of 2u/v
501    o pkg/seaice/seaice_evp.F: introduce "adaptive EVP" by Madlen Kimmritz
502      - this is an intermediate state of a truely converging EVP that has
503        the potential of outperforming implicit VP methods, I do not recommend
504        using it yet.
505      - for now, "adaptive EVP" is turned on by setting SEAICE_EVP_USE_ADAPTATION
506        and all parameters are hardwired
507      - for convergence it still requires very smooth regularisations, that means,
508        if SEAICE_DELTA_SMOOTHREG is defined, deltaCreg=deltaC+deltaMin, which is
509        different from the VP case with deltaCreg=sqrt(deltaC**2+deltaMin**2); also
510        specific averaging appears to be required, still subject to tuning
511      - still needs cleaning and I need to turn parameter into runtime parameters
512      - add code to compute and print residuals of iteration, compile with
513        defining ALLOW_SEAICE_EVP_RESIDUAL to enable it
514    o pkg/seaice/seaice_evp.F: fix a bug (factor of four in front of e12Csq)
515      that entered with r1.54 on Sep04, 2015, -> update results
516    
517    checkpoint65o (2015/09/14)
518    o pkg/mom_vecinv & mom_common:
519      - add deep-atmosphere geometry factor in mom_calc_visc.F + in routines
520        called from there.
521      - add anelastic and deep-atmosphere geometry factor in pkg/mom_vecinv ; this
522        allows to use Vector-Invariant form in deep atmos and anelastic formulation
523    o pkg/seaice: introduce fast ice parameterisation following Itkin et al. (2015)
524      and Koenig-Beatty+Holland (2012)
525      - two new parameters SEAICE_tensilFac and SEAICE_tensilDepth
526      - global 2D field tensileStrength, computed in seaice_calc_ice_strength
527      - requires an extra input argument for S/R seaice_calc_viscosities
528      - tensileStrength's depth dependence is different from Itkin et al. (2015)
529        (to be changed and played with, for now exponential)
530    o pkg/seaice: introduce new parameter SEAICEscaleSurfStress (default = .FALSE.)
531      - if TRUE scale ice-ocean and ice-atmosphere stress acting on sea ice
532        by AREA according to Connelly et al. (2004), JPO.
533      - For EVP and the LSR solver, the implicit part of the drag term is
534        the only non-zero term in the denominator when there is no ice (which
535        prevented running the model with zero ice-ocean drag). If
536        SEAICEscaleSurfStress = .TRUE., this results in a division by zero
537        (or zero main diagonals BU/BV) which need to be caught. A practical
538        consequence is that for open water, the momentum equation reduce
539        to trivially 0 = 0 + 0 (for EVP). For LSR, BU/BV are reset to 1, if
540        they happen to be zero, often leading to a non-zero solution over
541        open water.
542    o pkg/seaice: revise EVP code (seaice_evp.F) in preparation for a more
543        efficient EVP method.
544      - introduce area-weighted averages for e12 (analogously to
545        seaice_calc_viscosities.F); this totally changes lab_sea.hb87 (2 digits
546        remain, but also changing the order of terms in the previous average
547        changed the results as much) -> update experiment
548      - add SEAICE_DELTA_SMOOTHREG code
549      - disentangle computation of zetaC/deltaC and zetaZ/deltaZ, also for
550        TEM-code
551      - adjust loop bounds so that only required fields are computed
552      - add new averaging code for zetaZ/deltaZ (again similar to
553        seaice_calc_viscosities.F), inactive by default for now (will change
554        results again), but will replace old code eventually
555    o eesupp/src:
556      - add an other alternative for multi-proc GLOBAL_SUM (in global_sum_tile.F)
557        to always cumulate tile local-sum in the same order
558        (option #define GLOBAL_SUM_ORDER_TILES in CPP_EEOPTIONS.h).
559        Still uses MPI_Allreduce (like standard code) but on array of tiles
560        and should be faster than GLOBAL_SUM_SEND_RECV code.
561      - switch almost all verification experiments that use GLOBAL_SUM_SEND_RECV
562        (defined in CPP_EEOPTIONS.h_mpi) to GLOBAL_SUM_ORDER_TILES instead.
563      - add CPP_EEOPTIONS.h_mpi with GLOBAL_SUM_ORDER_TILES defined in 14 more exp.:
564         aim.5l_cs, cheapAML_box, deep_anelastic, dome, fizhi-cs-32x32x40,
565         fizhi-cs-aqualev20, fizhi-gridalt-hs, global_ocean_ebm, matrix_example,
566         natl_box, solid-body.cs-32x32x1, tutorial_advection_in_gyre,
567         tutorial_baroclinic_gyre and tutorial_held_suarez_cs.
568    
569    checkpoint65n (2015/07/29)
570    o pkg/thsice:
571      - add a warning when used with pkg/aim but without updating SST
572        (stepFwd_oceMxL=F & useCoupler=F & tauRelax_MxL<>-1 ).
573    o pkg/offline:
574      - change where Offline-Fields are loaded, from load_fields_driver.F to
575        directly within FORWARD_STEP, just after updating iter number and time;
576      - move setting of GM and KPP diffusivity out of OFFLINE_FIELDS_LOAD into new
577        S/R OFFLINE_GET_DIFFUS that is called towards the end of DO_OCEANIC_PHYS;
578       These changes allow:
579        a) to recover exactly on-line results using deltaToffline=deltaTClock,
580        tested (using offlineIter0= nIter0 -1 and offlineTimeOffset= -deltaT/2)
581        both with Lin & Non-Lin Free-Surf, both with staggerTimeStep & synchronous
582        time-step, both with GM & KPP files and with recomputing these fields;
583        b) no needs to switch on staggerTimeStep anymore;
584        c) simplify rescaling of offline horiz. velocity with Non-Lin Free-Surf.
585      - update output of experiment tutorial_dic_adjoffline (only 3 digits left).
586    o pkg/offline:
587      - change (rarely used) offset-iteration parameter to an offset time (in s):
588        can easily recover previous offset-iter effect by setting offset-time
589        (offlineTimeOffset) to offset-iter x deltaToffline;
590      - do not turn-off Temp & Salinity surface relaxation when using KPP (used
591        in KPP as part of surface buoyancy forcing) in offline run.
592      - fix ptracers KPP non-local term in the case where KPP is re-computed.
593    o OpenAD
594      - Adding preliminary ggl90 test to OpenAD verification.
595        Config. with ggl90 currently diverges after 64 time steps
596        so will need more work to become more stable
597      - Adding preliminary kpp test to OpenAD verification.
598        required small tweakes in kpp_routines.F
599      - Merge and update from Krishna Narayanan's contrib area:
600        * Add one variable for preliminary OpenAD DIVA
601        * Add replacement time-stepping for OpenAD DIVA
602        * genmake2 flag -diva (but only for OpenAD; preliminary)
603        * required modifs for OAD_support
604        successful preliminary test for tutorial_global_oce_biogeo/
605    o pkg/seaice:
606      - initialise deltaC in seaice_lsr, cosmetic changes in seaice_lsr
607      - add cpp-flag SEAICE_DELTA_SMOOTHREG for option of regularising
608        delta with a smooth function in s/r seaice_calc_viscosity
609        (no effect on EVP)
610      - rename local suffix "sqr" into "sq" for more consistent variable names
611    o pkg/seaice:
612        add new parameter SEAICE_deltaMin that is used ***only***
613        for regularizing Delta (and nothing else, like the parameter
614        which is also used for all sorts of things SEAICE_EPS).
615        Defaults to SEAICE_EPS for backward compatibility only.
616    o pkg/seaice: replace erroneously storing e12Csqr on the wrong tape with
617        the wrong key by inialising it before use -> fixes a recomputation
618        problem but does not fix the gradient
619    o pkg/layers:
620      - move resetting of flux arrays to outside the iLa loop
621        (this caused layers_diapycnal to not work with more than one layer coord.)
622      - fix bug in calculation of layers_recip_delta in layers_init_fixed.F
623    o pkg/layers:
624      - remove from common block 3D layers fields (used to diagnose transport
625        in tracer coords) and declare them as local arrays in layers_calc.F
626    o pkg/seaice:
627      - Rename SEAICE_VECTORIZE_LSR_ZEBRA to SEAICE_LSR_ZEBRA and define it
628        in lab_sea forward experiment (changes results -> updated)
629      - update adjoint experiment lab_sea after cleaning up seaice_lsr_tridiagu/v
630    o pkg/seaice: modify seaice_lsr.F in order to improve the gradient
631       computations; for SEAICE_VECTORIZE_LSR
632      - move the loops over which the tridiagonal solvers (seaice_lsr_tridiagu/v)
633        sweep to the outside,
634      - remove store directives and add "CADJ loop sequential" directives
635        in analogy to model/src/solve_tridiagonal.F
636      - replace many "#ifdef SEAICE_VECTORIZE_LSR_ZEBRA" by variable loop
637        boundaries to yield more readable code. This has also the charming side
638        effect that your can use SEAICE_VECTORIZE_LSR_ZEBRA without
639        SEAICE_VECTORIZE_LSR (i.e. adjoint without recomputations in
640        seaice_lsr_tridiagu/v now requires either of these flags, vectorization
641        still requires SEAICE_VECTORIZE_LSR with SEAICE_VECTORIZE_LSR_ZEBRA as
642        an additional option)
643       The tridiagonal solvers are now completely analoguous to solve_tridiagonal.F
644       but the adjoint gradients (which are affected by this change) still explode.
645    o coupler (atm & ocn _compon_interf):
646      - avoid using Exch2 IO mapping if not suitable.
647    
648    checkpoint65m (2015/06/15)
649    o pkg/layers:
650      - clean-up old parameters setting (from Sep 2012):
651        + remove old parameters setting from common block (declared locally);
652        + stop if any old parameter is mixed with new parameters;
653        + check for valid or consistent parameter setting (e.g., layers_name)
654      - check that layers_bounds for Pot.Density are in the right range;
655        this is supposed to catch un-updated setting after recently shifting
656        potential density field "prho" by -1000 (now in "sigma" scale).
657    o pkg/layers:
658      - Added missing call to layers_fill for keeping track of tottend in
659        pkg/diagnostics/diagnostics_fill_state.F
660    o pkg/layers:
661      - added CPP flux LAYERS_FINEGRID_DIAPYCNAL to disable fine-grid binning
662        of diapycnal fluxes
663    o pkg/layers:
664      - reverted changes to interpolation to previous treatment; there
665        was never actually a problem
666    o pkg/layers:
667      - fix interpolation of layers tracers in the presence of partial cells
668      - add lots of new functionality to compute water mass transformation
669        (enabled by CPP flag LAYERS_THERMODYNAMICS)
670      - add new calls from main code (diags_oceanic_surf_flux.F,
671        thermodynamics.F, impldiff.F) and gad to save the necessary fields
672        for layers_thermodynamics calculations
673    o pkg/ptracers:
674      - add capability of stepping a passive tracer forward without advection
675        by setting PTRACERS_advScheme to 0.
676    o pkg/diagnostics:
677      - add few (threads) _BARRIER around any update of "diag_pkgStatus".
678    o pkg/layers:
679      - shift potential density field "prho" by -1000 for density layer averaging so
680        that it corresponds to usual "sigma" definition (i.e., rho(p=const)-1000);
681        Note that density bin boundaries (layers_bounds in data.layers) have
682        to be set accordingly (i.e., shifted, in sigma scale).
683    o pkg/layers:
684      - fix snap-shot output of layer thickness @ V.pt and output of pot.density
685      - fix calculation of layer non-weighted velocity and layer probability
686      - add diagnostics for pot.density used for layer averaging
687    o pkg/seaice:
688      - seaice_calc_viscosity.F: change computation of deltaC**2 to ensure
689        positiveness, modify a few comments and improve variable names,
690      - the changed computation of deltaC affects most seaice-related
691        experiments at the truncation level.
692        seaice_itd.thermo is affected by far the most, with
693        only 7 digits of agreement remaining; update experiments.
694    
695    checkpoint65l (2015/05/04)
696    o pkg/shelfice:
697      - in shelfice_thermodynamics.F, if SHELFICEBoundaryLayer=.true., then set
698        factor drKp1 to zero where it is negative (ie. do not use
699        SHELFICEBoundaryLayer if hFacC>1)
700      - the same for factor drLoc in shelfice_forcing.F
701    o tools/genmake2: move FEXTRAFLAGS from FFLAGS to FOPTIM to avoid a problem
702        with modules in ptracers, when using testreport option "-small_f"
703    o pkg/seaice/seaice_growth.F (in case of SEAICE_ITD)
704      - replace tmpscal1**1.36 by faster exp(1.36*log(tmpscal1))
705    o verification/testreport
706      - add new option -small_f
707        with this option testreport first makes the target small_f (*.f files)
708        before running make (all). This is useful for explicit inlining when
709        all sources need to be full available.
710    o pkg/exf/exf_interp.F:
711        remove previous changes related to reverse (decreasing) input grids latitude
712    
713    checkpoint65k (2015/04/01)
714    o pkg/ecco:
715        fix missing cosphi initialization; use eccoiter in place of optimcycle;
716        if autodiff is not compiled then use READ_REC_XY_RL/READ_REC_XYZ_RL
717        instead of active read/write
718    o pkg/ctrl:
719        if autodiff is not compiled then use READ_REC_XY_RL/READ_REC_XYZ_RL
720        instead of active read/write.
721    o pkg/autodiff: make autodiff_readparms.F and autodiff_whtapeio_sync.F
722        return if .NOT.useAUTODIFF
723    o pkg/seaice: add CPP brackets (cost function related).
724    o model/src:
725        add useAUTODIFF run time switch.
726    o pkg/exf/exf_interp.F:
727        add code to allow input grids with latitude starting in the north (i.e. when
728        j=1 corresponds to northern edge of field); modify global_with_exf to test
729        this feature.
730    o verification/testreport:
731      - replace "grep -A3" with POSIX conformal sed command, because there are
732        implementations of grep that cannot do contextual searches
733      - replace "cat -n" by "nl" (two occurrences), because not all implementations
734        of "cat" have the option "-n"
735    o model/src:
736        add new file gsw_teos10.F that contains 3 functions, more or less a copy
737        of the gsw_toolbox.f90 of the TEOS-10 fortran interface, that are used to
738        convert from conservative to potential temperature. For now they are not
739        called anywhere.
740    o pkg/ggl90: make "useIDEMIX" useful
741      - re-organize code in s/r ggl90_calc a little to move computations that
742        are different for idemix into separate loops (changes verification
743        experiment idemix at truncation level, 12 digits remain -> updated)
744      - requires 2 new 2D fields KappaM, verticalShear
745      - make hFacI and recip_hFacI local 3D variables that are passed to
746        s/r ggl90_idemix
747      - fix and improve some comments
748    
749    checkpoint65j (2015/02/25)
750    o pkg/openad
751      - synchronize seawater.F with version in model/src: replace routine
752        body of sw_temp by calling sw_ptmp and fix/add a few comments.
753    o pkg/mnc:
754      - change default value of pickup_read/write_mnc params to FALSE
755        (since few features are missing in reading MNC pickup files).
756    o model/src:
757      - change default (background) vertical diffusivity for salt to be the
758        temperature (background) vertical diffusivity.
759      - change background vertical diffusivity in vertical mixing pkgs ggl90,
760        kl10, my82 and pp81 from temperature diffusivity to salinity diffusivity.
761        This makes ptracers default diffusivity (that uses salt diffKr) more
762        consistent with vertical mixing schemes.
763    o verification/testreport:
764      - fix typo in "-pcls" option ;
765      - put temp files in /tmp (instead of in local dir)
766      - add option "-ncad" to use genmake2 new option "-nocat4ad"
767      - allow to use "-j" option (for multi-procs make) for AD, OAD and TLM.
768    o pkg/ggl90 (idemix code):
769      - apply few fixes ; add some missing "_d 0" ; update output of exp.
770        global_ocean.90x40x15.idemix
771    o OpenAD
772      - enable active file I/O and begin removal of work-around code
773        for OpenAD for handling control variables (memory vs. active files)
774      - new CPP options file OPENAD_OPTIONS.h
775      - revert to genarr2d gradient check for hs94.1x64x5
776      - (genarr3d tested by tutorial_global_oce_biogeo, tutorial_tracer_adjsens)
777      - gentim2d works for halfpipe_streamice but not yet hs94.1x64x5
778    o tools/genmake2:
779      - add option for an alternative Makefile (from Martin) where multiple
780        source files are sent to TAF (instead of all in one file).
781    o pkg/ggl90: add IDEMIX (Olbers and Eden, 2013)
782      - code provided by Carsten Eden as an extension of ggl90
783      - so far the code is turned on within ggl90 by setting a CPP-flag at
784        compile time; a runtime flag implementation is not yet complete
785      - tested in new verification experiment global_ocean.90x40x15.idemix
786    o verification:
787      - reduce length of the AD test run by half for experiments
788        global_ocean.cs32x15 (std + thsice) and isomip
789      - enable active file I/O for OpenAD, adjust verifications accordingly
790      - halfpipe_streamice: change gradient check from genarr2d to gentim2d
791    o verification/testreport:
792      - fix two non-POSIX sed statements so that there are no error messages
793        on Mac OS X
794      - replace hostname -s with hostname | sed 's/\..*$//'
795    o model/src/seawater.F:
796      - simplify SW_TEMP to just calling SW_PTMP with P and PR exchanged
797        (following the matlab code), which would have avoided the bug caught
798        by Matt (see below) in the first place
799    o pkg/shelfice:
800      - implement alternative discretisation of quadratic drag (selectBotDragQuadr)
801        and true distance in no-slip BC (bottomVisc_pCell) similar to bottom-drag.
802      - fix sign of friction tendency (no-slip BC) and fix u,v drag for thin
803        ice-shelf case (i.e., within surface level).
804      - add config summary in shelfice_check.F
805      - remove global variable recip_SHELFICElatentHeat and replace by a local
806        variable recip_latentHeat
807      - introduce diagnostics for friction velocity uStar (in case of
808        SHELFICEuseGammaFrict)
809      - change verification experiment isomip.htd:
810        + start from pickup (as input_ad at nIter0=8640)
811        + start from SHELFICEmassFile instead of SHELFICEloadAnomaly file
812        + test SHELFICEuseGammaFrict = .TRUE.
813        + test SHELFICEadvDiffHeatFlux = .TRUE.
814    o model/src:
815      - fix bug (Thanks to Matt) in function SW_TEMP (to convert Pot.Temp to
816        in-situ Temp) and in routine SW_TEMP (in pkg/openad);
817        update output of experiments global_with_exf.yearly and isomip (all 6).
818    o pkg/shelfice:
819      - change setting of kTopC to also be zero where there is no ice-shelf.
820      - zero out surface forcing arrays (for now, for T & S + EmPmR) where
821        ice-shelf is.
822      - first attempt to get RealFreshWaterFlux effects: for now, only without
823        SHELFICEboundaryLayer ; not consistent if using synchronous time-stepping.
824    o pkg/seaice: add the option to prescribe a fixed thickness PDF
825      for thermodynamic calculations
826      - because of divisions of the type 7/7 not exactly equal to 1, this change
827        affects results of some verification experiments by up to 4 digits:
828        global_ocean.cs32x15.seaice, lab_sea, lab_sea.fd, lab_sea.salt_plume,
829        seaice_obcs, seaice_obcs.seaiceSponge, seaice_obcs.tides
830        adjoint: lab_sea, lab_sea.noseaicedyn
831        -> updated
832    
833    checkpoint65i (2015/01/23)
834    o model/src:
835      - change units of frictionHeating field from W to W/m^2
836      - fix bug in frictional heating from stratospheric drag in
837        S/R ATM_PHYS_TENDENCY_APPLY_V
838      - with synchronous time-stepping: move resetting to zero of frictionHeating
839        field from load_fields_driver.F to thermodynamics.F ;
840      - add diagnostics for frictional heating.
841    o model/src & gmredi K3D:
842      - add frictionHeating field to pickup-files (for synchronous time-stepping)
843      - move ALLOW_EDDYPSI block out of DYNVARS.h and merge it into FFIELDS.h
844      - rename uMean,vMean --> uEulerMean,vEulerMean (+ change diagnostics name
845        and name in pickup file).
846      - fix arguments of few DIAGNOSTICS_FILL calls in gmredi_k3d.F
847    o model/src:
848      - move (from ini_forcing.F) initialisation of all arrays in header file
849        FFIELDS.h into new S/R ini_ffields.F ; this fix broken restart
850        (since Nov 2012) with option selectAddFluid=1.
851    o pkg/shelfice:
852      - change units (+ document) of newly added field "shelfIceMassDynTendency"
853      - upgrade from _RS to _RL shelficeMass & shelficeLoadAnomaly arrays.
854    o pkg/obcs: re-organize obcs_calc_stevens.F to prepare for passive tracers
855    o pkg/seaice: two new runtime parameters:
856      - SEAICE_cStar replaces the hard wired "20" in the strength formulation,
857        long overdue
858      - SEAICE_tensilFac: preparation for Koenig-Beatty+Holland (2012)
859        parameterization of tensil stress for fast ice (does not do anything yet)
860    o pkg/seaice/seaice_check.F: left over from restricted addtive Schwarz method
861        for LSR: move checking overlaps out of JFNK-if-block
862    o pkg/atm_phys:
863      - move copy of grid and dynamical fields out of atm_phys_driver.F into
864        new S/R ATM_PHYS_DYN2PHYS.
865      - fix level height for Linear Free-Surf case (to be consistent with
866        fixed-in-time pressure levels).
867    o pkg/mom_common (bottomdrag):
868      - average bottomDragFld (ALLOW_BOTTOMDRAG_CONTROL) from grid-cell center
869        to correct location (U & V point) in S/R MOM_U/V_BOTTOMDRAG;
870        update output (adm & tlm) of experiment global_ocean.90x40x15.bottomdrag.
871    o pkg/shelfice (u/v_drag):
872      - add one argument (the other velocity component) to S/R SHELFICE_U/V_DRAG;
873      - use SHELFICEDragLinear & SHELFICEDragQuadratic in shelfice_v_drag.F
874        (now similar to shelfice_u_drag.F)
875      - remove condition on bottomDragTerms when calling SHELFICE_U/V_DRAG
876        from mom_vecinv.F (similar to mom_fluxform calls).
877    o pkg/mom_common (bottomdrag):
878      - add one argument (the other velocity component) to S/R MOM_U/V_BOTTOMDRAG;
879      - add options for alternative discretisation of velocity norm in quadratic
880        bottom drag: averaging of grid-cell-center KE to U.point and V.point
881        (selectBotDragQuadr=0, original code) can produce noisy patterns; this
882        improves when averaging only the other component (e.g. vVel for U bottom
883        drag) using wet-point method (selectBotDragQuadr=2) or not (=1).
884      - add options (bottomVisc_pCell) to account for partial-cell in bottom
885        friction (no-slip BC) thus getting the true distance from the bottom;
886        off by default since this also reduces model stability (explicit bottom
887        friction). Changes produce different machine truncation with linear-drag
888        + no-slip BC: update output of experiments exp4.stevens (10 digits) and
889        front_relax (bvp & mxl, 10 & 11 digits).
890    o model/src & mom pkgs:
891      - add one more level to vertical viscosity local arrays (Nr+1, previously Nr)
892        since no-slip bottom BC uses viscosity @ k+1 to update velocity @ level k
893      - for now and until vertical mixing scheme are updated to fill up level Nr+1,
894        just copy level Nr value to level Nr+1.
895    o doc:
896      - add notes form Abhisek Chakraborty on how to close Heat & Salt budgets.
897    o pkg/shelfice:
898      - shelfice_init_varia.F, shelfice_init_fixed.F, shelfice_readparms.F,
899        SHELFICE.h: move array shelficemass to init_varia, initialise
900        from array shelficemassinit, which is set in init_fixed and
901        has option to be set from file; introduce array
902        shelficeMassDynTend array, set thru file in init_fixed
903      - NEW FILE: shelfice_step_icemass.F: update shelficemass from either
904        shelfIceFreshWaterFlux and shelficeMassDynTend or H_streamice in
905        pkg/streamice
906      - shelfice_thermodynamics.F: call shelfice_step_icemass if
907        SHELFICEMassStepping = .true.
908      - shelfice_ad_diff.list: add new subroutine shelfice_step_icemass.f
909    
910    checkpoint65h (2014/12/17)
911  o verification/global_ocean.90x40x15, global_ocean_ebm:  o verification/global_ocean.90x40x15, global_ocean_ebm:
912    - update to generic controls.    - update to generic controls.
913  o pkg/ctrl:  o pkg/ctrl:
914    - ctrl_map_ini_genarr.F: test for igen>0    - ctrl_map_ini_genarr.F: test for igen>0
915    - ctrl_init_variables.F: add call to CTRL_MAP_INI_GENTIM2D.    - ctrl_init_variables.F: add call to CTRL_MAP_INI_GENTIM2D.
916    - move gentim2d part of ctrl_map_ini_genarr.F to    - move gentim2d part of ctrl_map_ini_genarr.F to
917      new separate routine : ctrl_map_ini_gentim2d.F      new separate routine : ctrl_map_ini_gentim2d.F
918    - ctrl_cost_driver.F,ctrl_init.F ctrl_map_ini_genarr.F:    - ctrl_cost_driver.F,ctrl_init.F ctrl_map_ini_genarr.F:
919      add time variable weights and cyclic controls (time mean,      add time variable weights and cyclic controls (time mean,
920      seasonal cycle, etc) capabilities to gentim2d      seasonal cycle, etc) capabilities to gentim2d
921  o pkg/ecco:  o pkg/ecco:
922    - move reading of error, conversion to weights from    - move reading of error, conversion to weights from

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