Why do you say fssnap has the same problem? If it write locks the file system, it is only for a matter of seconds, as I recall.
Years ago, I used it on a daily basis to do ufsdumps of large fs'es. Mark On Jan 30, 2011, at 5:41 PM, Torrey McMahon wrote: > On 1/30/2011 5:26 PM, Joerg Schilling wrote: >> Richard Elling<richard.ell...@gmail.com> wrote: >> >>> ufsdump is the problem, not ufsrestore. If you ufsdump an active >>> file system, there is no guarantee you can ufsrestore it. The only way >>> to guarantee this is to keep the file system quiesced during the entire >>> ufsdump. Needless to say, this renders ufsdump useless for backup >>> when the file system also needs to accommodate writes. >> This is why there is a ufs snapshot utility. > > You'll have the same problem. fssnap_ufs(1M) write locks the file system when > you run the lock command. See the notes section of the man page. > > http://download.oracle.com/docs/cd/E19253-01/816-5166/6mbb1kq1p/index.html#Notes > > > _______________________________________________ > zfs-discuss mailing list > zfs-discuss@opensolaris.org > http://mail.opensolaris.org/mailman/listinfo/zfs-discuss _______________________________________________ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss