[Lustre-discuss] OST crash recovery problem

2008-08-19 Thread Heiko Schroeter
Hello, Replying to myself. No we couldn't get lustre up again and had to reinstall from scratch. :-( Keeping fingers crossed now we are running the productive system What bugs us is this part of the message on the MDS: Aug 13 11:18:54 sadosrd20 LustreError: 15c-8: [EMAIL PROTECTED]: The

Re: [Lustre-discuss] l_getgroups message

2008-08-19 Thread Heiko Schroeter
Am Dienstag, 19. August 2008 01:59:09 schrieb Andreas Dilger: On Aug 18, 2008 15:46 +0200, Heiko Schroeter wrote: from time to time we see these messages on our MDS 1.6.5.1 during copying data onto lustre. Is this just informational or an indicator of a broken setup ? Network load

Re: [Lustre-discuss] Bug 15912

2008-08-19 Thread Bernd Schubert
On Tuesday 19 August 2008 03:57:55 Brock Palen wrote: Ignore, After days of banging head against the wall and trying to use tunefs.lustre which appears to maybe suffer from the same bug. I found the alternative that specifying --mgsnode= more than once was valid. This mixed with the

Re: [Lustre-discuss] mv_sata patch

2008-08-19 Thread Andreas Dilger
On Aug 14, 2008 10:09 -0400, Brock Palen wrote: Yes the patch in bugzilla is what I wanted. I don't know if there is a way to push this into the source on suns website. It could be a switch in there build script, which is just a #ifdef in the source. Shouldn't be to hard. There is a

Re: [Lustre-discuss] Debugging output

2008-08-19 Thread Mag Gam
Anyone? On Sun, Aug 17, 2008 at 6:41 PM, Mag Gam [EMAIL PROTECTED] wrote: Hey, My lustre install has created a bunch of files in /tmp/lustre-log.log I am trying to see what caused this crash so, I been trying to following this:

[Lustre-discuss] external journal and udev problem

2008-08-19 Thread Philippe Weill
Hi I put the journal on LVM over multipath for my OSTs formating the OST was made with mkfs.lustre -v --reformat --fsname=datafs --ost --mgsnode=10.0.0.1 --mgsnode=10.0.0.2 --failover=10.0.0.3 --mkfsoptions=-E stride=64 -E stripe-width=9 -J device=LABEL=JNL_OST0_DATA -i 131072

Re: [Lustre-discuss] Liblustreapi crash

2008-08-19 Thread Suvendra Nath Dutta
Since this got no response, I wanted to add that fundamentally we just want to get group quota limits. So right now we are reduced to calling lfs quota -g group and then parsing the output of that call to something sensible and printing to screen. Is this the expected protocol? Any thought on how

Re: [Lustre-discuss] Log file opens/reads/etc?

2008-08-19 Thread Klaus Steden
Hello Andreas, My apologies for not explaining myself. :-) The trusted computing standards I'm talking about (there are a few, some good, some not so much) are effectively based on US Department of Defense C2 (aka Orange Book) security standards: http://en.wikipedia.org/wiki/TCSEC The best

Re: [Lustre-discuss] Understanding lfs output

2008-08-19 Thread Brian J. Murrell
On Sun, 2008-08-17 at 15:50 -0700, Mag Gam wrote: My departments Lustre's lfs df -i looks like this UUIDInodes IUsed IFree IUse% Mounted on xfs001-MDT_UUID 82565322 19073586 63491736 23% /xfs/engine1/xfs001[MDT:0] xfs001-OST_UUID 41943040

Re: [Lustre-discuss] LNET packets

2008-08-19 Thread Brian J. Murrell
On Fri, 2008-08-15 at 07:16 -0400, Mag Gam wrote: I am doing a case study at my university and I am trying to analyze packets for LNET. I want to compare this with other Network based filesystems, such as NFS and SMB. I plan on using tcpdump to get capture LNET packets, but I am not sure what

[Lustre-discuss] evicted clients with 1.6.5.1

2008-08-19 Thread Christopher Walker
Hello, Occasionally when we put a client, typically a head node, under very heavy load, it freezes all operations on the Lustre mount and requires a hard reboot before the mount is usable again. The symptoms look similar to the statahead problem observed by others, but I was under the

Re: [Lustre-discuss] Understanding lfs output

2008-08-19 Thread Andreas Dilger
On Aug 19, 2008 20:27 -0400, Mag Gam wrote: Yes, I have looked thru the lists but I could not really get this question answered. tune2fs is a ext2/3 setting, and I though each file I create on a Lustre filesystem an inode gets created on the MDS and the OST as an object. But, I don't