<screen>[oss]# umount /mnt/ost</screen>
</listitem>
</orderedlist>
- <para>If the file system was used between the time the backup was made and when it was restored, then the <literal>lfsck</literal> tool (part of Lustre <literal>e2fsprogs</literal>) can optionally be run to ensure the file system is coherent. If all of the device file systems were backed up at the same time after the entire Lustre file system was stopped, this is not necessary. In either case, the file system should be immediately usable even if <literal>lfsck</literal> is not run, though there may be I/O errors reading from files that are present on the MDT but not the OSTs, and files that were created after the MDT backup will not be accessible/visible.</para>
+ <para>If the file system was used between the time the backup was made and when it was restored, then the online <literal>LFSCK</literal> tool (part of Lustre code) will automatically be run to ensure the file system is coherent. If all of the device file systems were backed up at the same time after the entire Lustre file system was stopped, this is not necessary. In either case, the file system should be immediately usable even if <literal>LFSCK</literal> is not run, though there may be I/O errors reading from files that are present on the MDT but not the OSTs, and files that were created after the MDT backup will not be accessible/visible. See <xref linkend="dbdoclet.lfsckadmin"/> for details on using LFSCK.</para>
</section>
<section xml:id="dbdoclet.50438207_31553">
<title><indexterm>
git://git.whamcloud.com / doc / manual.git / blobdiff