[Pvfs2-users] PVFS2 v.1.5.1 'Job time out' on some pvfs2-cp and pvfs2-rm

[Murali Vilayannur]

Hi Sam,
>
> I think in general a lot more effort is made to get the kernel module
> working properly than the client tools (pvfs2-*).

Is this really true? All the pvfs2-* tools use the same set of SMs as
client-core, no?
(unless of course there is a bug in the pvfs2-*.c file?).

>  That being said,
> we don't discourage the use of the client tools, they just don't get
> as much pounding, and they aren't written to match the functionality
> that the VFS provides.

Hmm.. if this is indeed the case, then we could get the posix like
library API that Brad developed into shape and use LD_PRELOAD to run
the nightlies?
thanks,
Murali

>
> >
> > 1) Is this a known issue that is fixed in PVFS 2.6?
>
> The issue I think is why pvfs2-rm causes the server(s) to crash.  If
> possible, could you send us the logs of the servers?  They should be
> in /tmp/pvfs2-server.log.
>
> > 2) Is it fine to continue to use v1.5.1 so long as I don't use the
> > PVFS-* commands?
>
> Yes.  There are known bugs in the 1.5.1 release, but they aren't
> likely to cause any problems for what you're doing.
>
> > 3) Is upgrading to v2.6 on a rocks cluster 'straight forward', or is
> > it likely to involve some 'debugging' and a few days work - bear in
> > mind my relative inexperience with Linux.
>
> I've never installed Rocks so I'm going to have to let someone else
> answer that.  We pride ourselves on making PVFS easy to install and
> deploy, and that hasn't changed in the newer releases.
>
> -sam
>
> >
> > Regards
> > Mark
> > _______________________________________________
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> >
>
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