Thank you Andreas, I really appreciate you answering my question. --jason
On Oct 31, 2012, at 8:23 PM, Dilger, Andreas wrote: > On Oct 31, 2012, at 10:55 AM, Jason Brooks wrote: >> Hello, >> >> I am using lustre 1.8.6, on a centos 5.5 system. >> >> The installed version of tar (gnu, 1.15.1) is out of the centos RPM. The >> man page claims that use of the —xattrs commandline option will get all of >> the filesystem's extended attributes. >> >> My question: will it get the extended attributes of ldiskfs filesystems and >> of lustre filesystems? >> >> In other words, has tar gotten to the point that it really can be used as a >> backup method? > > The version of GNU tar that shipped with RHEL5/CentOS5 did not include the > changes necessary to back up the Lustre-specific layout xattrs. It is of > course fine for backup/restore of the file data itself. > > For RHEL5/CentOS5 you need to build the lustre-patched version of tar-1.19 > that restores the xattrs on the newly-created file before it is opened. You > can download the .src.rpm and build it for your distro at > http://downloads.whamcloud.com/pub/downloads/tools/lustre-tar/ > > For RHEL6 you do not need to build your own RPM, since the Lustre > functionality is included into that version. > > Cheers, Andreas > -- > Andreas Dilger > Lustre Software Architect > Intel Corporation > > > > > > _______________________________________________ Lustre-discuss mailing list [email protected] http://lists.lustre.org/mailman/listinfo/lustre-discuss
