/[MITgcm]/MITgcm/model/src/write_state.F
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Contents of /MITgcm/model/src/write_state.F

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Revision 1.55 - (show annotations) (download)
Wed Aug 24 23:12:05 2005 UTC (18 years, 9 months ago) by jmc
Branch: MAIN
CVS Tags: checkpoint57s_post, checkpoint57r_post
Changes since 1.54: +4 -6 lines
"dumpInitAndLast" replaces "nodumps" (& partly MINIMAL_TAVE_OUTPUT)

1 C $Header: /u/gcmpack/MITgcm/model/src/write_state.F,v 1.54 2005/05/25 04:03:09 edhill Exp $
2 C $Name: $
3
4 #include "PACKAGES_CONFIG.h"
5 #include "CPP_OPTIONS.h"
6
7 #undef MULTIPLE_RECORD_STATE_FILES
8
9 C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----|
10 CBOP
11 C !ROUTINE: WRITE_STATE
12
13 C !INTERFACE:
14 SUBROUTINE WRITE_STATE ( myTime, myIter, myThid )
15
16 C !DESCRIPTION:
17 C This is the controlling routine for writing mid-level IO. It
18 C includes code for diagnosing W and RHO for output.
19
20 C The CPP flag (MULTIPLE_RECORD_STATE_FILES) is #define/#undefed
21 C here since it is specific to this routine and very user-preference
22 C specific. If #undefed (default) the state files are written as in
23 C all versions prior to checkpoint32, where a file is created per
24 C variable, per time and per tile. This *has* to be the default
25 C because most users use this mode and all utilities and scripts
26 C (diagnostic) assume this form. It is also robust, as explained
27 C below.
28 C
29 C If #defined, subsequent snap-shots are written as records in the
30 C same file (no iteration number in filenames). The main advantage
31 C is fewer files. The disadvantages are that:
32 C (1) it breaks a lot of diagnostic scripts,
33 C (2) for large or long problems this creates huge files,
34 C (3) its an unexpected, unsolicited change in behaviour which
35 C came as a surprise (in c32) and is an inconvenience to
36 C several users
37 C (4) it can not accomodate changing the frequency of output
38 C after a pickup (this is trivial in previous method but
39 C needs new code and parameters in this new method)
40 C
41 C Known Bugs include:
42 C (1) if the length of integration is not exactly an integer
43 C times the output frequency then the last record written
44 C (at end of integration) overwrites a previously written
45 C record corresponding to an earier time. *BE WARNED*
46
47 C !USES:
48 IMPLICIT NONE
49 #include "SIZE.h"
50 #include "EEPARAMS.h"
51 #include "PARAMS.h"
52 #ifdef ALLOW_MNC
53 #include "MNC_PARAMS.h"
54 #endif
55 #include "DYNVARS.h"
56 #include "GRID.h"
57 #include "EOS.h"
58
59 LOGICAL DIFFERENT_MULTIPLE
60 EXTERNAL DIFFERENT_MULTIPLE
61 INTEGER IO_ERRCOUNT
62 EXTERNAL IO_ERRCOUNT
63
64 C !INPUT/OUTPUT PARAMETERS:
65 C myThid - Thread number for this instance of the routine.
66 C myIter - Iteration number
67 C myTime - Current time of simulation ( s )
68 _RL myTime
69 INTEGER myThid
70 INTEGER myIter
71
72 C !LOCAL VARIABLES:
73 CHARACTER*(MAX_LEN_MBUF) suff
74 INTEGER iRec
75 CEOP
76
77 IF (
78 & DIFFERENT_MULTIPLE(dumpFreq,myTime,deltaTClock)
79 & .OR. dumpInitAndLast.AND.( myTime.EQ.endTime .OR.
80 & myTime.EQ.startTime )
81 & ) THEN
82 IF ( dumpFreq .EQ. 0.0 ) THEN
83 iRec = 1
84 ELSE
85 iRec = int ( (myTime-startTime) / dumpFreq +1.5 )
86 ENDIF
87
88 C Going to really do some IO. Make everyone except master thread wait.
89 _BARRIER
90 _BEGIN_MASTER( myThid )
91
92 C Write model fields
93 IF (snapshot_mdsio) THEN
94
95 #ifdef MULTIPLE_RECORD_STATE_FILES
96
97 C Write each snap-shot as a new record in one file per variable
98 C - creates relatively few files but these files can become huge
99 CALL WRITE_REC_XYZ_RL( 'U', uVel,iRec,myIter,myThid)
100 CALL WRITE_REC_XYZ_RL( 'V', vVel,iRec,myIter,myThid)
101 CALL WRITE_REC_XYZ_RL( 'T', theta,iRec,myIter,myThid)
102 CALL WRITE_REC_XYZ_RL( 'S', salt,iRec,myIter,myThid)
103 CALL WRITE_REC_XY_RL('Eta',etaN,iRec,myIter,myThid)
104 CALL WRITE_REC_XYZ_RL( 'W',wVel,iRec,myIter,myThid)
105 #ifdef ALLOW_NONHYDROSTATIC
106 IF (nonHydroStatic) THEN
107 CALL WRITE_REC_XYZ_RL( 'PNH',phi_nh,iRec,myIter,myThid)
108 ENDIF
109 #endif /* ALLOW_NONHYDROSTATIC */
110 #ifdef NONLIN_FRSURF
111 c CALL WRITE_REC_XYZ_RS('hFacC.',hFacC,iRec,myIter,myThid)
112 c CALL WRITE_REC_XYZ_RS('hFacW.',hFacW,iRec,myIter,myThid)
113 c CALL WRITE_REC_XYZ_RS('hFacS.',hFacS,iRec,myIter,myThid)
114 #endif /* NONLIN_FRSURF */
115
116 #else /* MULTIPLE_RECORD_STATE_FILES */
117
118 C Write each snap-shot as a new file (original and default
119 C method) -- creates many files but for large configurations is
120 C easier to transfer analyse a particular snap-shots
121 WRITE(suff,'(I10.10)') myIter
122 CALL WRITE_FLD_XYZ_RL( 'U.',suff,uVel,myIter,myThid)
123 CALL WRITE_FLD_XYZ_RL( 'V.',suff,vVel,myIter,myThid)
124 CALL WRITE_FLD_XYZ_RL( 'T.',suff,theta,myIter,myThid)
125 CALL WRITE_FLD_XYZ_RL( 'S.',suff,salt,myIter,myThid)
126 CALL WRITE_FLD_XY_RL('Eta.',suff,etaN,myIter,myThid)
127 CALL WRITE_FLD_XYZ_RL( 'W.',suff,wVel,myIter,myThid)
128 IF ( useDynP_inEos_Zc .OR. myIter.NE.nIter0 ) THEN
129 CALL WRITE_FLD_XYZ_RL('PH.',suff,totPhiHyd,myIter,myThid)
130 ENDIF
131 IF ( fluidIsWater .AND. (myIter.NE.nIter0) ) THEN
132 CALL WRITE_FLD_XY_RL('PHL.',suff,phiHydLow,myIter,myThid)
133 ENDIF
134 #ifdef ALLOW_NONHYDROSTATIC
135 IF (nonHydroStatic) THEN
136 CALL WRITE_FLD_XYZ_RL( 'PNH.',suff,phi_nh,myIter,myThid)
137 ENDIF
138 #endif /* ALLOW_NONHYDROSTATIC */
139 #ifdef NONLIN_FRSURF
140 c CALL WRITE_FLD_XYZ_RS('hFacC.',suff,hFacC,myIter,myThid)
141 c CALL WRITE_FLD_XYZ_RS('hFacW.',suff,hFacW,myIter,myThid)
142 c CALL WRITE_FLD_XYZ_RS('hFacS.',suff,hFacS,myIter,myThid)
143 #endif /* NONLIN_FRSURF */
144
145 #endif /* MULTIPLE_RECORD_STATE_FILES */
146
147 ENDIF
148
149 _END_MASTER( myThid )
150 _BARRIER
151
152 #ifdef ALLOW_MNC
153 IF (useMNC .AND. snapshot_mnc) THEN
154 C Write dynvars using the MNC package
155 CALL MNC_CW_SET_UDIM('state', -1, myThid)
156 CALL MNC_CW_RL_W_S('D','state',0,0,'T', myTime, myThid)
157 CALL MNC_CW_SET_UDIM('state', 0, myThid)
158 CALL MNC_CW_I_W_S('I','state',0,0,'iter', myIter, myThid)
159 C CALL MNC_CW_RL_W_S('D','state',0,0,'model_time',myTime,myThid)
160 CALL MNC_CW_RL_W('D','state',0,0,'U', uVel, myThid)
161 CALL MNC_CW_RL_W('D','state',0,0,'V', vVel, myThid)
162 CALL MNC_CW_RL_W('D','state',0,0,'Temp', theta, myThid)
163 CALL MNC_CW_RL_W('D','state',0,0,'S', salt, myThid)
164 CALL MNC_CW_RL_W('D','state',0,0,'Eta', etaN, myThid)
165 CALL MNC_CW_RL_W('D','state',0,0,'W', wVel, myThid)
166 IF ( useDynP_inEos_Zc .OR. myIter.NE.nIter0 ) THEN
167 CALL MNC_CW_SET_UDIM('phiHyd', -1, myThid)
168 CALL MNC_CW_RL_W_S('D','phiHyd',0,0,'T',myTime,myThid)
169 CALL MNC_CW_SET_UDIM('phiHyd', 0, myThid)
170 CALL MNC_CW_I_W_S('I','phiHyd',0,0,'iter',myIter,myThid)
171 CALL MNC_CW_RL_W('D','phiHyd',0,0,'phiHyd',
172 & totPhiHyd, myThid)
173 ENDIF
174 IF ( fluidIsWater .AND. (myIter .NE. nIter0) ) THEN
175 CALL MNC_CW_SET_UDIM('phiHydLow', -1, myThid)
176 CALL MNC_CW_RL_W_S('D','phiHydLow',0,0,'T', myTime, myThid)
177 CALL MNC_CW_SET_UDIM('phiHydLow', 0, myThid)
178 CALL MNC_CW_I_W_S('I','phiHydLow',0,0,'iter',myIter,myThid)
179 CALL MNC_CW_SET_UDIM('phiHydLow', 0, myThid)
180 CALL MNC_CW_RL_W('D','phiHydLow',0,0,'phiHydLow',
181 & phiHydLow, myThid)
182 ENDIF
183 #ifdef ALLOW_NONHYDROSTATIC
184 IF (nonHydroStatic) THEN
185 CALL MNC_CW_RL_W('D','state',0,0,'phi_nh',phi_nh,myThid)
186 ENDIF
187 #endif /* ALLOW_NONHYDROSTATIC */
188 ENDIF
189 #endif /* ALLOW_MNC */
190
191 ENDIF
192
193 RETURN
194 END

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