On Jun 24, 2007 15:09 +0800, Boilingolf wrote: > I have noticed that lustre is based on ext3 disk format(mkfs.ext2 -j -b 4096 > -L testfs-MDTffff -i 4096 -I 512 -q -O dir_index -F /dev/hda7 > >/tmp/mkfs_logAjEoA6 2), but I don’t know how ost to manage its disk data > and how mds to organize ost’s data objects. > > I just read some papers about Object Storage Protocol, but I dnot know how > luster manage its data object on mds and oss , Could anyone help me?
Lustre stores metadata in EA on each file on MDS (struct lov_mds_md in the "lov" EA), which points to objects on each OST by OST index. Cheers, Andreas -- Andreas Dilger Principal Software Engineer Cluster File Systems, Inc. _______________________________________________ Lustre-discuss mailing list [email protected] https://mail.clusterfs.com/mailman/listinfo/lustre-discuss
