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Nexus: Set workstation thread binding to none #5240

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Nexus: Set workstation thread binding to none #5240

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993880a
Workstation thread binding
prckent Nov 22, 2024
808e604
Fix tests
prckent Nov 22, 2024
f551fb7
Merge branch 'develop' into wsbinding
ye-luo Nov 27, 2024
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2 changes: 1 addition & 1 deletion nexus/lib/machines.py
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Original file line number Diff line number Diff line change
Expand Up @@ -978,7 +978,7 @@ def process_job(self,job):


def process_job_options(self,job):
job.run_options.add(np='-np '+str(job.processes))
job.run_options.add(np='--bind-to none -np '+str(job.processes))
#end def process_job_options


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6 changes: 3 additions & 3 deletions nexus/tests/unit/test_machines.py
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Expand Up @@ -533,18 +533,18 @@ def test_workstation_scheduling():
assert(j.threads==2)
assert(j.local)
assert(j.processes==2)
assert(j.run_options.np=='-np 2')
assert(j.run_options.np=='--bind-to none -np 2')
assert(j.batch_mode==False)
init_job(j,dir=tpath) # imitate interaction w/ simulation object
assert(ws.write_job(j)=='export OMP_NUM_THREADS=2\nmpirun -np 2 echo run')
assert(ws.write_job(j)=='export OMP_NUM_THREADS=2\nmpirun --bind-to none -np 2 echo run')

j = job(machine=ws.name,serial=True)
assert(j.machine==ws.name)
assert(j.cores==1)
assert(j.threads==1)
assert(j.serial)
assert(j.processes==1)
assert(j.run_options.np=='-np 1')
assert(j.run_options.np=='--bind-to none -np 1')
assert(j.batch_mode==False)
init_job(j,dir=tpath) # imitate interaction w/ simulation object
assert(ws.write_job(j)=='export OMP_NUM_THREADS=1\necho run')
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