Hi, Is Lustre''s max supported OST size 8TB? When will this limit be lifted? Thanks. Jeff Bloom Principal Engineer Terascala, Inc. -------------- next part -------------- An HTML attachment was scrubbed... URL: http://lists.lustre.org/pipermail/lustre-discuss/attachments/20090624/801b63b9/attachment.html
Jeff Bloom wrote:> > Hi, > > Is Lustre?s max supported OST size 8TB? >Yes.> When will this limit be lifted? >When ext4 (or ZFS) is used instead of ext3 as the basis for ldiskfs. ext4 will increase it to 16TB. Search bugzilla for more info.> Thanks. > > Jeff Bloom > > Principal Engineer > > Terascala, Inc. > > ------------------------------------------------------------------------ > > _______________________________________________ > Lustre-discuss mailing list > Lustre-discuss at lists.lustre.org > http://lists.lustre.org/mailman/listinfo/lustre-discuss >
On Jun 25, 2009, at 12:48 AM, Kevin Van Maren wrote:> When ext4 (or ZFS) is used instead of ext3 as the basis for ldiskfs. > ext4 will increase it to 16TB. Search bugzilla for more info.For now, we limit the OST size to 8TB (can be forced with a mount option) even on ext4-based ldiskfs, since this needs to be tested and validated first. Cheers, Johann