[Lustre-discuss] Lustre RAID1 SNS

2010-05-06 Thread Mag Gam
Was looking thru here, http://wiki.lustre.org/images/f/ff/OST_Migration_RAID1_SNS.pdf Is this actually work in progress or proposal? This is perhaps the feature of the decade for Lustre :-) ___ Lustre-discuss mailing list Lustre-discuss@lists.lustre.org

[Lustre-discuss] MDS high cpu usage

2010-05-06 Thread Frans-Paul Ruzius
Hello, On the lustre system I have set up I use one MDS and 5 OSTs. The MDS has almoast 100% CPU usage when I check top. Sometimes the filesystem responds slow. There are two processes running with over 35% cpu usage. socknal_sd00 and socknal_sd01 Are these the main processes of the lfs? Is it

Re: [Lustre-discuss] Lustre, NFS and mds_getattr_lock operation

2010-05-06 Thread Andreas Dilger
On 2010-05-06, at 11:57, Frederik Ferner wrote: On our Lustre system we are seeing the following error fairly regularly, so far we have not had complaints from users and have not noticed any negative effects, but it would still be nice to understand the errors better. The systems reporting