20 |
|
|
21 |
Forcing files are a 1979-1999 monthly climatology computed from the |
Forcing files are a 1979-1999 monthly climatology computed from the |
22 |
NCEP reanalysis (see pkg/seaice/SEAICE_FFIELDS.h for units and signs) |
NCEP reanalysis (see pkg/seaice/SEAICE_FFIELDS.h for units and signs) |
23 |
gairxFile = 'u10m.labsea79' # 10-m zonal wind |
uwindFile = 'u10m.labsea79' # 10-m zonal wind |
24 |
gairyFile = 'v10m.labsea79' # 10-m meridional wind |
vwindFile = 'v10m.labsea79' # 10-m meridional wind |
25 |
tairFile = 'tair.labsea1979' # 2-m air temperature |
atempFile = 'tair.labsea1979' # 2-m air temperature |
26 |
qaFile = 'qa.labsea1979' # 2-m specific humidity |
aqhFile = 'qa.labsea1979' # 2-m specific humidity |
27 |
floFile = 'flo.labsea1979' # longwave radiation |
lwdownFile = 'flo.labsea1979' # downward longwave radiation |
28 |
fshFile = 'fsh.labsea1979' # shortwave radiation |
swdownFile = 'fsh.labsea1979' # downward shortwave radiation |
29 |
rainFile = 'prate.labsea1979' # precipitation |
precipFile = 'prate.labsea1979' # precipitation |
30 |
evapFile = 'evap.labsea1979' # evaporation |
evapFile = 'evap.labsea1979' # evaporation |
31 |
|
|
32 |
|
|
36 |
Running the testscript experiment: |
Running the testscript experiment: |
37 |
cd verification |
cd verification |
38 |
./testscript -force lab_sea |
./testscript -force lab_sea |
39 |
|
The default experiment is Experiment 8, below. |
40 |
|
It uses pkg/gmredi, pkg/kpp, pkg/seaice, and pkg/exf. |
41 |
|
|
42 |
Note that fairly large differences in accuracy occur across different |
Note that fairly large differences in accuracy occur across different |
43 |
platforms. For example, testscript comparisons between g77 (Linux) |
platforms. For example, testscript comparisons between g77 (Linux) |
44 |
and f77 (SGI) generated output gives: |
and f77 (SGI) generated output gives: |
45 |
|
|
46 |
T S U V |
T S U V |
47 |
C D M c m s m s m s m s |
C D M c m s m s m s m s |
48 |
n p a R g m m e . m m e . m m e . m m e . |
n p a R g m m e . m m e . m m e . m m e . |
49 |
f n k u 2 i a a d i a a d i a a d i a a d |
f n k u 2 i a a d i a a d i a a d i a a d |
50 |
g d e n d n x n . n x n . n x n . n x n . |
g d e n d n x n . n x n . n x n . n x n . |
51 |
|
|
52 |
Y Y Y Y 5 5 7 7 7 8 10 9 6 6 6 6 7 5 7 5 7 FAIL lab_sea |
Y Y Y Y 8 10 9 11 10 9 11 13 10 9 8 8 9 8 9 8 9 FAIL lab_sea |
53 |
|
|
54 |
|
|
55 |
Instructions for generating 1-CPU and 2-CPU executables |
Instructions for generating 1-CPU and 2-CPU executables |
56 |
======================================================= |
======================================================= |
57 |
|
|
58 |
Generating 1-CPU executable: |
Generating 1-CPU executable: |
59 |
cd ../verification/lab_sea/input |
cd verification/lab_sea/input |
60 |
ln -sf ../code/SIZE.h . |
ln -sf ../code/SIZE.h . |
|
ln -sf ../code/CPP_OPTIONS.h . |
|
61 |
ln -sf ../code/CPP_EEOPTIONS.h . |
ln -sf ../code/CPP_EEOPTIONS.h . |
62 |
|
ln -sf ../code/CPP_OPTIONS.NOEXF.h CPP_OPTIONS.h |
63 |
|
rm -f SEAICE_OPTIONS.h |
64 |
../../../tools/genmake -makefile |
../../../tools/genmake -makefile |
65 |
==> on alhena use: |
==> on alhena use: |
66 |
../../../tools/genmake -platform=o2k_noopt -makefile |
../../../tools/genmake -platform=o2k_noopt -makefile |
68 |
make depend |
make depend |
69 |
make |
make |
70 |
mv mitgcmuv mitgcmuv_1 |
mv mitgcmuv mitgcmuv_1 |
71 |
|
|
72 |
|
Generating 1-CPU executable with SEAICE_EXTERNAL_FORCING: |
73 |
|
cd ../../../verification/lab_sea/input |
74 |
|
ln -sf ../code/SIZE.h . |
75 |
|
ln -sf ../code/CPP_EEOPTIONS.h . |
76 |
|
ln -sf ../code/CPP_OPTIONS.h . |
77 |
|
ln -sf ../code/ECCO_CPPOPTIONS.h . |
78 |
|
ln -sf ../code/SEAICE_OPTIONS.h . |
79 |
|
../../../tools/genmake -makefile |
80 |
|
==> on alhena use: |
81 |
|
../../../tools/genmake -platform=o2k_noopt -makefile |
82 |
|
make clean |
83 |
|
make depend |
84 |
|
make |
85 |
|
mv mitgcmuv mitgcmuv_exf_forcing |
86 |
|
|
87 |
|
1-CPU executable with SEAICE_EXTERNAL_FORCING, without READ_EVAP |
88 |
|
cd ../../../verification/lab_sea/input |
89 |
|
ln -sf ../code/SIZE.h . |
90 |
|
ln -sf ../code/CPP_EEOPTIONS.h . |
91 |
|
ln -sf ../code/CPP_OPTIONS.h . |
92 |
|
ln -sf ../code/ECCO_CPPOPTIONS.BULK.h ECCO_CPPOPTIONS.h |
93 |
|
ln -sf ../code/SEAICE_OPTIONS.h . |
94 |
|
../../../tools/genmake -makefile |
95 |
|
==> on alhena use: |
96 |
|
../../../tools/genmake -platform=o2k_noopt -makefile |
97 |
|
make clean |
98 |
|
make depend |
99 |
|
make |
100 |
|
mv mitgcmuv mitgcmuv_compute_evap |
101 |
|
|
102 |
|
Generating 1-CPU executable with SEAICE_EXTERNAL_FLUXES: |
103 |
|
cd ../../../verification/lab_sea/input |
104 |
|
ln -sf ../code/SIZE.h . |
105 |
|
ln -sf ../code/CPP_EEOPTIONS.h . |
106 |
|
ln -sf ../code/CPP_OPTIONS.h . |
107 |
|
ln -sf ../code/ECCO_CPPOPTIONS.BULK.h ECCO_CPPOPTIONS.h |
108 |
|
ln -sf ../code/SEAICE_OPTIONS.EXF_FLUXES.h SEAICE_OPTIONS.h |
109 |
|
../../../tools/genmake -makefile |
110 |
|
==> on alhena use: |
111 |
|
../../../tools/genmake -platform=o2k_noopt -makefile |
112 |
|
make clean |
113 |
|
make depend |
114 |
|
make |
115 |
|
mv mitgcmuv mitgcmuv_exf_fluxes |
116 |
|
|
117 |
Generating 2-CPU executable: |
Generating 2-CPU executable: |
118 |
cd ../../../verification/lab_sea/input |
cd ../../../verification/lab_sea/input |
119 |
ln -sf ../code/SIZE_2x1.h SIZE.h |
ln -sf ../code/SIZE.2x1.h SIZE.h |
120 |
ln -sf ../code/CPP_OPTIONS.h . |
ln -sf ../code/CPP_EEOPTIONS.MPI.h CPP_EEOPTIONS.h |
121 |
ln -sf ../code/CPP_EEOPTIONS_MPI.h CPP_EEOPTIONS.h |
ln -sf ../code/CPP_OPTIONS.NOEXF.h CPP_OPTIONS.h |
122 |
|
rm -f SEAICE_OPTIONS.h |
123 |
../../../tools/genmake -mpi -makefile |
../../../tools/genmake -mpi -makefile |
124 |
==> on alhena for comparison purposes use: |
==> on alhena for comparison purposes use: |
125 |
../../../tools/genmake -mpi -platform=o2k_noopt -makefile |
../../../tools/genmake -mpi -platform=o2k_noopt -makefile |
134 |
Instructions for running Experiment 1 |
Instructions for running Experiment 1 |
135 |
===================================== |
===================================== |
136 |
|
|
137 |
This is a 1-cpu, 10-hour integration used to make sure that all the |
This is a 1-cpu, 10-hour integration used to make sure that all |
138 |
files are available and that the model compiles and integrates. It |
the files are available and that the sea-ice model compiles and |
139 |
is the default experiment of "verification/testscript lab_sea". |
runs. The reading of atmospheric forcing files and the computation |
140 |
|
of open-water bulk fluxes are carried out within pkg/seaice. |
141 |
|
|
142 |
To run Experiment 1: |
To run Experiment 1: |
143 |
cd ../../../verification/lab_sea/input |
cd ../../../verification/lab_sea/input |
144 |
ln -sf data.10hours data |
ln -sf DATA.10hours data |
145 |
ln -sf data.seaice.adi data.seaice |
ln -sf DATA.SEAICE.adi data.seaice |
146 |
mitgcmuv_1 >&! output.txt |
mitgcmuv_1 >&! output.txt |
147 |
mkdir exp1 |
mkdir exp1 |
148 |
mv *tave.0000000010.data exp1 |
mv *tave.0000000010.data exp1 |
149 |
|
|
150 |
Use matlab script lookat_exp1.m to compare the output |
Use matlab script lookat_exp1.m to compare the output |
151 |
of exp1 with that from release1_patch5 sea-ice code: |
of exp1 with that from release1_p10 sea-ice code: |
152 |
cd ../../../verification/lab_sea/matlab |
cd ../../../verification/lab_sea/matlab |
153 |
matlab |
matlab |
154 |
lookat_exp1 |
lookat_exp1 |
162 |
|
|
163 |
To run Experiment 2: |
To run Experiment 2: |
164 |
cd ../../../verification/lab_sea/input |
cd ../../../verification/lab_sea/input |
165 |
ln -sf data.10hours data |
ln -sf DATA.10hours data |
166 |
ln -sf data.seaice.lsr data.seaice |
ln -sf DATA.SEAICE.lsr data.seaice |
167 |
mitgcmuv_1 >&! output.txt |
mitgcmuv_1 >&! output.txt |
168 |
mkdir exp2 |
mkdir exp2 |
169 |
mv *tave.0000000010.data exp2 |
mv *tave.0000000010.data exp2 |
185 |
|
|
186 |
To run Experiment 3: |
To run Experiment 3: |
187 |
cd ../../../verification/lab_sea/input |
cd ../../../verification/lab_sea/input |
188 |
ln -sf data.1hour data |
ln -sf DATA.1hour data |
189 |
ln -sf data.seaice.testadi data.seaice |
ln -sf DATA.SEAICE.testadi data.seaice |
190 |
mitgcmuv_1 >&! output.txt |
mitgcmuv_1 >&! output.txt |
191 |
mkdir exp3a |
mkdir exp3a |
192 |
mv *tave.0000000001.data exp3a |
mv *tave.0000000001.data exp3a |
193 |
ln -sf data.seaice.testlsr data.seaice |
ln -sf DATA.SEAICE.testlsr data.seaice |
194 |
mitgcmuv_1 >&! output.txt |
mitgcmuv_1 >&! output.txt |
195 |
mkdir exp3b |
mkdir exp3b |
196 |
mv *tave.0000000001.data exp3b |
mv *tave.0000000001.data exp3b |
197 |
|
|
198 |
Use matlab script lookat_exp3.m to compare |
Use matlab script lookat_exp3.m to look at |
199 |
the output of exp2 to that of exp1: |
results from exp3a and exp3b: |
200 |
cd ../../../verification/lab_sea/matlab |
cd ../../../verification/lab_sea/matlab |
201 |
matlab |
matlab |
202 |
lookat_exp3 |
lookat_exp3 |
203 |
|
|
204 |
If the dynamic ice solvers are correct, they should converge to a |
If the dynamic ice solvers are correct, they should converge to a |
205 |
constant solution. The tests above show that both the ADI and the LSR |
solution that is constant at each latitude. |
|
solver are unable to handle periodic domains and therefore that they |
|
|
cannot be "correctly" parallelized. |
|
206 |
|
|
207 |
|
|
208 |
Instructions for running Experiment 4 |
Instructions for running Experiment 4 |
213 |
|
|
214 |
To run Experiment 4: |
To run Experiment 4: |
215 |
cd ../../../verification/lab_sea/input |
cd ../../../verification/lab_sea/input |
216 |
ln -sf data.10hours data |
ln -sf DATA.10hours data |
217 |
ln -sf data.seaice.adi data.seaice |
ln -sf DATA.SEAICE.adi data.seaice |
218 |
mpirun -np 2 mitgcmuv_2x1 |
mpirun -np 2 mitgcmuv_2x1 |
219 |
mkdir exp4 |
mkdir exp4 |
220 |
mv *tave.0000000010.data exp4 |
mv *tave.0000000010.data exp4 |
230 |
Also as sea-ice ages (thickens) the difference at the tiles becomes |
Also as sea-ice ages (thickens) the difference at the tiles becomes |
231 |
increasingly small. For solver pkg/seaice/adi.F a value of NPSEUDO=10 |
increasingly small. For solver pkg/seaice/adi.F a value of NPSEUDO=10 |
232 |
appears adequate for forward integrations but cannot be used for sea-ice |
appears adequate for forward integrations but cannot be used for sea-ice |
233 |
adjoint model. Work is underway to fix this problem. |
adjoint model. With NPSEUDO=300 or greater, the tile disappears, but the |
234 |
|
computational cost is very large (11 times that of teh forward model). |
235 |
|
|
236 |
|
|
237 |
Instructions for running Experiment 5 |
Instructions for running Experiment 5 |
242 |
|
|
243 |
To run Experiment 5: |
To run Experiment 5: |
244 |
cd ../../../verification/lab_sea/input |
cd ../../../verification/lab_sea/input |
245 |
ln -sf data.2years data |
ln -sf DATA.2years data |
246 |
ln -sf data.seaice.adi data.seaice |
ln -sf DATA.SEAICE.adi data.seaice |
247 |
ln -sf evap.labsea1979 evap.labsea1980 |
ln -sf evap.labsea1979 evap.labsea1980 |
248 |
ln -sf flo.labsea1979 flo.labsea1980 |
ln -sf flo.labsea1979 flo.labsea1980 |
249 |
ln -sf fsh.labsea1979 fsh.labsea1980 |
ln -sf fsh.labsea1979 fsh.labsea1980 |
273 |
|
|
274 |
To run Experiment 6: |
To run Experiment 6: |
275 |
cd ../../../verification/lab_sea/input |
cd ../../../verification/lab_sea/input |
276 |
ln -sf data.10hours data |
ln -sf DATA.10hours data |
277 |
ln -sf data.seaice.nodynamics data.seaice |
ln -sf DATA.SEAICE.nodynamics data.seaice |
278 |
mitgcmuv_1 >&! output.txt |
mitgcmuv_1 >&! output.txt |
279 |
mkdir exp6 |
mkdir exp6 |
280 |
mv *tave.0000000010.data exp6 |
mv *tave.0000000010.data exp6 |
294 |
|
|
295 |
To run Experiment 7: |
To run Experiment 7: |
296 |
cd ../../../verification/lab_sea/input |
cd ../../../verification/lab_sea/input |
297 |
ln -sf data.10hours data |
ln -sf DATA.10hours data |
298 |
ln -sf data.seaice.nodynamics data.seaice |
ln -sf DATA.SEAICE.nodynamics data.seaice |
299 |
mpirun -np 2 mitgcmuv_2x1 |
mpirun -np 2 mitgcmuv_2x1 |
300 |
mkdir exp7 |
mkdir exp7 |
301 |
mv *tave.0000000010.data exp7 |
mv *tave.0000000010.data exp7 |
305 |
cd ../verification/lab_sea/matlab |
cd ../verification/lab_sea/matlab |
306 |
matlab |
matlab |
307 |
lookat_exp7 |
lookat_exp7 |
308 |
|
|
309 |
|
|
310 |
|
Instructions for running Experiment 8 |
311 |
|
===================================== |
312 |
|
|
313 |
|
This is the default experiment which is executed by |
314 |
|
verification/testscript. It is a 1-cpu, 10-hour integration |
315 |
|
used to test CPP option SEAICE_EXTERNAL_FORCING. Atmospheric |
316 |
|
state is read-in using pkg/exf, rather than pkg/seaice routines. |
317 |
|
This experiment uses pkg/gmredi, pkg/kpp, pkg/seaice, and pkg/exf. |
318 |
|
|
319 |
|
To run Experiment 8: |
320 |
|
cd ../../../verification/lab_sea/input |
321 |
|
ln -sf DATA.10hours_exf data |
322 |
|
ln -sf DATA.SEAICE.adi_exf data.seaice |
323 |
|
mitgcmuv_exf_forcing >&! output.txt |
324 |
|
mkdir exp8 |
325 |
|
mv *tave.0000000010.data exp8 |
326 |
|
|
327 |
|
Use matlab script lookat_exp8.m to compare |
328 |
|
the output of exp8 to that of exp1: |
329 |
|
cd ../../../verification/lab_sea/matlab |
330 |
|
matlab |
331 |
|
lookat_exp8 |
332 |
|
|
333 |
|
|
334 |
|
Instructions for running Experiment 9 |
335 |
|
===================================== |
336 |
|
|
337 |
|
This is a 1-cpu, 10-hour integration used to test CPP option |
338 |
|
SEAICE_EXTERNAL_FLUXES. Both the atmospheric state and the |
339 |
|
open-water surface fluxes are provided by pkg/exf. |
340 |
|
|
341 |
|
To run Experiment 9: |
342 |
|
cd ../../../verification/lab_sea/input |
343 |
|
ln -sf DATA.10hours_exf data |
344 |
|
ln -sf DATA.SEAICE.adi_exf data.seaice |
345 |
|
mitgcmuv_exf_fluxes >&! output.txt |
346 |
|
mkdir exp9 |
347 |
|
mv *tave.0000000010.data exp9 |
348 |
|
|
349 |
|
Use matlab script lookat_exp9.m to compare |
350 |
|
the output of exp9 to that of exp8: |
351 |
|
cd ../../../verification/lab_sea/matlab |
352 |
|
matlab |
353 |
|
lookat_exp9 |
354 |
|
|
355 |
|
|
356 |
|
Instructions for running Experiment 10 |
357 |
|
====================================== |
358 |
|
|
359 |
|
This is a 1-cpu, 10-hour integration similar to exp8, but |
360 |
|
with bulk formula computation of evaporation fields. |
361 |
|
|
362 |
|
To run Experiment 10: |
363 |
|
cd ../../../verification/lab_sea/input |
364 |
|
ln -sf DATA.10hours_exf data |
365 |
|
ln -sf DATA.SEAICE.adi_exf data.seaice |
366 |
|
mitgcmuv_compute_evap >&! output.txt |
367 |
|
mkdir exp10 |
368 |
|
mv *tave.0000000010.data exp10 |
369 |
|
|
370 |
|
Use matlab script lookat_exp10.m to compare |
371 |
|
the output of exp10 to that of exp8: |
372 |
|
cd ../../../verification/lab_sea/matlab |
373 |
|
matlab |
374 |
|
lookat_exp10 |