[torqueusers] mom ownership
glen.beane at gmail.com
Thu Oct 20 20:10:08 MDT 2011
On Thu, Oct 20, 2011 at 4:36 PM, David Beer <dbeer at adaptivecomputing.com> wrote:
> ----- Original Message -----
>> On Oct 20, 2011, at 3:25 PM, Ken Nielson wrote:
>> > The mom daemon should be running as root. When jobs are started by
>> > the mom the jobs run as the user.
>> As I thought. We found nodes with pbs_mom's running as a user rather
>> than root. Something for us to track down.
>> Thanks, again.
>> Charles Johnson, Vanderbilt University
>> Advanced Computing Center for Research & Education
>> torqueusers mailing list
>> torqueusers at supercluster.org
> What version of TORQUE are you running? Some have reported problems with TORQUE changing its id to a user and not changing back correctly. I believe that this problem was found in 2.5.6. I'm not the one who was working on this problem, so I'm not sure what the status of it is currently, but it could be you're experiencing a symptom of this bug.
I'm not sure if anyone is working on that right now -- after talking
to Ken and looking at the code some more, I am not sure my problem is
what I originally though...
but back to the original post, it is not necessarily indicative of a
problem if you notice pbs_mom processes running as a user other than
root (these should be children processes of the root pbs_mom process).
This is sometimes done do copy or delete certain files.
If the original poster has problems with the main pbs_mom thread
changing its UID, and ends up with lots of "permission denied" type
errors in syslog, then maybe there is something to the bug I thought I
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