To give you some background “hyperthreading”, that is the ability for a single physical core to run more threads than 1, is turned off on the cluster by default because it does not work well with most HPC codes.
So the “maximum” threads a node in the standard partition can have is 36 since there Continue Reading »
Max Wallclock Time and Requesting Wallclock Time on the UMich Cluster
If you’re a user on the UMich cluster, you may be familiar with the maximum wallclock time allowed on the cluster – 2 weeks. But have you ever faced a dilemma when it comes to requesting wallclock time for your jobs? If you request Continue Reading »
We have some useful pages up.
We have a page on getting started with Linux.
A page on getting started with the cluster.
And a page on getting started with Globus.
Usually, you might use the option “–begin=now+1week” to start a week later, but if you do that in the script each week, the start time for the job may shift a minutes each time it runs. The example below starts the job at 9am every week.
#!/bin/bash
BDATE=`date +%Y-%m-%d -d "+7 days"`
BEGIN="${BDATE}T09:00:00"
echo "BEGIN=$BEGIN"