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scaling:coupled_ec_earth

T159L62-ORCA1 (version2)

Platform remotesetup/hour ini/hour nb hours per sim-month (ifs+nemo+oasis) post-month/hour clean-month/hour
Ithaca 4.0 0.2 0.5 (28+16+1=45~48) 0.2 0.2
MareNostrum3 4.0 0.2 0.3 (32+16+1=49~64) 0.2 0.2

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T159L62-ORCA1L46

T255L62-ORCA1L46

Platform remotesetup/hour ini/hour nb hours per sim-month (ifs+nemo+oasis) post-month/hour clean-month/hour
Ithaca 2.5 0.2 1.2 (32+16+7=55~56) 0.3 0.2
MareNostrum3 2.5 0.2 0.6 (96+16+7=119~128), 0.15 (384+96+7=487~496) 0.3 0.2
HECToR 2.5 0.2 0.7 (320+64+7=391~416) 0.3 0.2
ECMWF-C2A 2.5 0.2 0.15 (448+96+7=551) 0.3 0.2
ARCHER 2.5 0.2 0.2 (240+48+7=295~312) Be careful; according to PBS header settings the total_numproc should be resultant after dividing by 24 in expdef.conf. e.g: set 13 instead of 312 0.3 0.2

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T255L91-ORCA1L46

Platform remotesetup/hour ini/hour nb hours per sim-month (ifs+nemo+oasis) post-month/hour clean-month/hour
Ithaca 2.5 0.2 1.2 (32+16+7=55~56) 0.3 0.2
MareNostrum3 2.5 0.2 0.6 (96+16+7=119~128), 0.15 (384+96+7=487~496) 0.3 0.2
HECToR 2.5 0.2 0.7 (320+64+7=391~416) 0.3 0.2
ECMWF-C2A 2.5 0.2 0.15 (448+96+7=551) 0.3 0.2
ARCHER 2.5 0.2 0.2 (240+48+7=295~312) Be careful; according to PBS header settings the total_numproc should be resultant after dividing by 24 in expdef.conf. e.g: set 13 instead of 312 0.3 0.2

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T255L62-ORCA025L46

Platform remotesetup/hour ini/hour nb hours per sim-month (ifs+nemo+oasis) post-month/hour clean-month/hour
MareNostrum3 2.5 0.3 2.2 (16+192+7=215~224), 0.7 (128+1344+7=1479~1488) 0.7 0.3
ECMWF-C2A 2.5 0.3 ? (?+?+?=?) 0.7 0.3

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T255L91-ORCA025L75

Platform remotesetup/hour ini/hour nb hours per sim-month (ifs+nemo+oasis) post-month/hour clean-month/hour
MareNostrum3 2.5 0.3 2.2 (16+192+7=215~224), 0.7 (128+1344+7=1479~1488) 0.7 0.3
ECMWF-C2A 2.5 0.3 ? (?+?+?=?) 0.7 0.3

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T511L91-ORCA025L75

Platform remotesetup/hour ini/hour nb hours per sim-month (ifs+nemo+oasis) post-month/hour clean-month/hour
MareNostrum3 2.5 0.4 1.2 (784+1080+7=1871~1880) or 0.9 (640+960+7=1607~1616) 1.5 0.4
ECMWF-C2A 2.5 0.4 2.0 (192+240+7=439) 1.5 0.4

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T799L91-ORCA025L75

The table below gives some reference values for wallclock per job *per 1 month of simulation*, for the three most commonly used platforms. The first value is for the standard resolution T255L91-ORCA1L46, and the second value for the high resolution T511L91-ORCA025L75. The values for the parallel jobs, i.e. for the SIM, depends on the number of processors (the more the processors the less the wallclock time); here the wall clock for the SIM corresponds to job with processors as suggested above (or, have values close to them), but for clarity it is also mentioned in the table.

ithaca ecmwf/cca marenostrum
total # of processors 55(LR) 598(LR) 512(LR)/1616(HR)
INI 00:02 00:05 00:10
SIM 01:45 00:25 00:15 / 01:15
POST 01:00 00:07 00:18 / 01:30
CLEAN 00:07 00:08 00:05 / 01:00
scaling/coupled_ec_earth.txt · Last modified: 2015/12/04 17:22 by eexarcho