[torqueusers] Torque 4.0.0 and cpusets

David Gabriel Simas dsimas at stanford.edu
Fri Mar 23 14:07:51 MDT 2012



To make pbs_mom happy, I have to do something like this:

     umount /dev/cpuset
     umount /sys/fs/cgroup/cpuset
     mount -t cgroup -ocpuset,noprefix X /sys/fs/cgroup/cpuset

DGS

----- Original Message -----
> 
> 
> 
> 
> On Thu, Mar 22, 2012 at 9:00 PM, Christopher Samuel <
> samuel at unimelb.edu.au > wrote:
> 
> 
> -----BEGIN PGP SIGNED MESSAGE-----
> Hash: SHA1
> 
> 
> On 16/03/12 09:54, David Gabriel Simas wrote:
> 
> > Indeed, /dev/cpuset/cpus doesn't exist on my system. It seems to
> > be named /dev/cpuset/cpuset.cpus instead. Likewise,
> > /dev/cpuset/mems seems to be /dev/cpuset/cpuset.mems. That's the
> > case with two kernels I've tried, 2.6.38.6-26 and 3.2.9-2. It also
> > seems inconsistent with the documentation in cpuset(7).
> 
> That looks like you've got the modern cgroup filesystem mounted on
> /dev/cpuset, not the older cpuset filesystem.
> 
> I was under the impression that Torque 4 was going to use hwloc for
> this, so I'm surprised it's still trying the old school way of doing
> it.
> 
> cheers,
> Chris
> - --
> Christopher Samuel - Senior Systems Administrator
> VLSCI - Victorian Life Sciences Computation Initiative
> Email: samuel at unimelb.edu.au Phone: +61 (0)3 903 55545
> http://www.vlsci.unimelb.edu.au/
> 
> TORQUE is using hwloc. We will need to see if we can reproduce this.
> 
> Ken
> 
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