How difficult would it be to migrate from the ext3 based ldiskfs to zfs? On Nov 26, 2007, at 1:18 PM, Andreas Dilger wrote:
> On Nov 26, 2007 11:08 -0500, Aaron Knister wrote: >> Is the 8TB lun size limit going to be lifted any time soon? Because >> of >> this limit I'm only getting 33TB out of 45TB raw using raid5 with >> terabyte drives. What is everybody else doing for large arrays over >> 8TB? > > There will be no 8TB limit for new ZFS-based filesystems, available > when > Lustre 1.8 ships (planned for July '08). > > For ext3 filesystems, the 8TB limit will be removed once the upstream > kernel also removes this limit. For RHEL5 I believe they are working > on up to 16TB per ext3 filesystem, but it isn't done yet, nor have we > tested it. For ext4 based file system code (available from about > Linux > 2.6.22 and on) the 8TB limit was also removed, but we need to port our > ldiskfs patches over to be ext4 based. > > Cheers, Andreas > -- > Andreas Dilger > Sr. Staff Engineer, Lustre Group > Sun Microsystems of Canada, Inc. > Aaron Knister Associate Systems Administrator/Web Designer Center for Research on Environment and Water (301) 595-7001 [EMAIL PROTECTED] _______________________________________________ Lustre-discuss mailing list [email protected] https://mail.clusterfs.com/mailman/listinfo/lustre-discuss
