cpghost wrote: > > > > > I always use "dump -L" to dump a live filesystem. > > > > > However, when I restore the dump, I sometimes get messages like > > > > > "foo.txt (inode 12345) not found on tape" or > > > > > "expected next file 12345, got 23456" > > > > > > > > > > I thought this should _never_ happen when dumping a snapshot. > > > > > > > > > > What is it? > > > > > > > > Does nobody know the answer, or am I the only one experiencing the > > > > problem? > > > > > > I don't know the answer, but I get essentially the > > > same behaviour. I have never seen any data loss, > > > > I gave an example below. The file "wins.dat" was not dumped. It is > > indeed missing from the tape. > > > > If this is not a data loss, what is it then? > > > > [EMAIL PROTECTED] ~] restore -b64 -rN > > ./spool/samba.lock/wins.dat: (inode 2829098) not found on tape > > expected next file 267, got 4 > > expected next file 2828988, got 2828987 > > Uh-oh :-(. I have no idea how the code works, but just a wild guess: > what happens when a file is being created and a snapshot taken at the > same time?
I would very much like to know that. Creating a snapshot can take several minutes on a large modern HDD. Many files can be changed during those minutes. > Isn't there a tiny window between inode creation and > directory update? Or is file creation an atomic operation w.r.t. > snapshots and dump? -- Victor Sudakov, VAS4-RIPE, VAS47-RIPN sip:[EMAIL PROTECTED] _______________________________________________ freebsd-questions@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-questions To unsubscribe, send any mail to "[EMAIL PROTECTED]"
