On Nov 14, 2007 08:24 -0800, cliff white wrote: > Evgeny Altunin wrote: > > Hi everyone, > > > > I have several storage for OST of different size, reliability and > > performance. The idea is to group them in different LOV on the same MDT. > > > > The questions are: > > 1. Is that the right/working way of doing this? > > That's one way of doing it. Whether it's the right way depends on what > you want to do with the storage. You must have a separate MDT partition > for each LOV.
To clarify - at this point you will just have separate Lustre filesystems. > > 2. Can I mount more then one LOV on one client? > Certainly. ... for different filesystems. > > I could also group them into number of directories with different stripe > > start and count settings. Let's say /lfs/dir1 has stripes on OSTs 0-3, > > /lfs/dir2 on OSTs 4-7, and os on. But I couldn't add new OSTs to > > /lfs/dir1 in that case. This is a Lustre feature we call "pools", which will allow grouping OSTs in different ways (e.g. performance, locality, reliability, etc). I don't think we have started working on it yet. Cheers, Andreas -- Andreas Dilger Sr. Software Engineer, Lustre Group Sun Microsystems of Canada, Inc. _______________________________________________ Lustre-discuss mailing list [email protected] https://mail.clusterfs.com/mailman/listinfo/lustre-discuss
