Tag Archive for 'snapshot'

FreeBSD gjournal and UFS snapshot

Recently I am testing a new feature in FreeBSD 7.0: gjournal. However, taking a snapshot on a journalized ufs causes kernel panic. (Size of the RAID is 5TB)

panic

And I cannot write into the filesystem when I am taking a snapshot, and ever can not read data from it. We should use ZFS or NetApp when we need filesystem snapshot in FreeBSD…