Quoting Tim Dyce <[log in to unmask]>:
> Hi All,
>
> We have been having issues with /dev/null being overwritten/deleted
> and replaced with an empty file on some worker nodes
> Thus /dev/null changes from:
>
> 0 crw-rw-rw- 1 root root
> to
> 0 -rw-r--r-- 1 root root
>
> Chris Samuel here at Melbourne flagged this bug report with cluster
> resources, though it is with an older PBS version.
>
> http://www.clusterresources.com/bugzilla/show_bug.cgi?id=61
>
> This would suggest the issue lies with pbs_mom itself.
>
> Is anyone else seeing this issue?
>
Yes, we were seeing it on a test instance of a Cream CE.
We didn't get to the bottom of the it, but a quick fix would be to
cron a check for the permissions on /dev/null and if they're wrong
restart udevd.
I too would like to know the cause.
Cheers,
Owen
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