Thanks for the explanation Olaf.
We updated LMT on a 2.7 file system, which only has a single MDT, so that
explains why nothing “new” was showing up in the [ mdt list ] section.
Thanks,
Tom Crowe
On Apr 13, 2016, at 5:40 PM, Faaland, Olaf P.
mailto:faala...@llnl.gov>> wrote:
Reposting to the
Reposting to the correct mailing list.
To: Crowe, Tom; lustre-de...@lists.lustre.org
Subject: Re: [lustre-devel] LMT 3.2 - MDT display
Hi Tim,
It sounds like maybe you see the summary and the OST list, but not the MDT list.
The ltop display has 3 different compon
This is more of a lustre-discuss topic, so I'm taking my reply there.
Can you describe how you installed lmt? Most likely there is some
problem with the cerebro setup, and the data isn't getting to the node
on which you are running ltop.
There are some instructions here:
https://github.com/LLNL
> On Apr 13, 2016, at 2:53 PM, Mark Hahn wrote:
> thanks, we'll be trying the LU-5726 patch and cpu_npartitions things.
> it's quite a long thread - do I understand correctly that periodic
> vm.drop_caches=1 can postpone the issue?
Not really. I was periodically dropping the caches as a way to
We had to use lustre-2.5.3.90 on the MDS servers because of memory leak.
https://jira.hpdd.intel.com/browse/LU-5726
Mark,
If you don?t have the patch for LU-5726, then you should definitely try to get that
one. If nothing else, reading through the bug report might be useful. It details
som
> On Apr 13, 2016, at 8:02 AM, Tommi T wrote:
>
> We had to use lustre-2.5.3.90 on the MDS servers because of memory leak.
>
> https://jira.hpdd.intel.com/browse/LU-5726
Mark,
If you don’t have the patch for LU-5726, then you should definitely try to get
that one. If nothing else, reading t
> On Apr 12, 2016, at 6:46 PM, Mark Hahn wrote:
>
> all our existing Lustre MDSes run happily with vm.zone_reclaim_mode=0,
> and making this one consistent appears to have resolved a problem
> (in which one family of lustre kernel threads would appear to spin,
> "perf top" showing nearly all tim
Hi Mark,
On Tue, Apr 12, 2016 at 04:49:10PM -0400, Mark Hahn wrote:
>One of our MDSs is crashing with the following:
>
>BUG: unable to handle kernel paging request at deadbeef
>IP: [] iam_container_init+0x18/0x70 [osd_ldiskfs]
>PGD 0
>Oops: 0002 [#1] SMP
>
>The MDS is running 2.5.3-RC1--PR
Hi,
We had to use lustre-2.5.3.90 on the MDS servers because of memory leak.
https://jira.hpdd.intel.com/browse/LU-5726
I'm not sure if it's related but worthwhile to check.
BR,
Tommi
- Original Message -
From: Mark Hahn
To: lustre-discuss@lists.lustre.org
Sent: Tuesday, April 12, 2
