>>>>> On Fri, 7 Aug 2009 23:33:37 -0400, Mike Chisholm said:
> > Were there any syslog messages at this time? > Yes > Aug 5 10:13:07 pendual kernel: [ 7737.941074] st0: Sense Key : Medium Error > [current] > Aug 5 10:13:07 pendual kernel: [ 7737.941150] Info fld=0xfc00 > Aug 5 10:13:07 pendual kernel: [ 7737.941161] st0: Add. Sense: Sequential > positioning error > This repeated 3 more times at > Aug 5 10:14:04 > Aug 5 10:16:24 > Aug 5 10:16:24 Looks very much like a hardware problem (tape corrupted). > > What is the TWO EOFs setting for the device in Bacula's sd config? Does > > this > > match the setting in the drive? > > There is no setting in the SD config so I think the default is TWO > EOF=no. I'm not sure how to check this on the drive itself. I have tried > various st, mtx, tapeinfo, and smartctl commands but none of them return > something that is obvious to me. Sorry, I don't know on Linux (on FreeBSD mt has a geteotmodel command). It is probably set to one EOF by default like Bacula. > FWIW, the last two days of backups to the > next tape have performed flawlessly so perhaps this is a bad piece of > media. It just seems pretty coincidental that I had this problem after a > power failure. I'm working on getting this system hooked to a UPS as > well. I'm not sure it's worth a lot of effort to try to figure this out, I > mainly wanted to make sure I wasn't missing something obvious. I am willing > to continue digging in it if anyone is really curious, otherwise I think I > will just let thing continue and see how it goes. Assuming there was just > some glitch caused by loss of power, I would think the next time bacula goes > to write to this media it will read the header and begin writing new data > with a new EOF after the first volume, then just appending additional > volumes and writing new EOF's after each one, correct? So any count problem > will just get overwritten. If it is actually bad media I will probably hit > it again but then I'll know and can just toss the tape. Yes, a purged and recycled tape will be written from the start next time. __Martin ------------------------------------------------------------------------------ Let Crystal Reports handle the reporting - Free Crystal Reports 2008 30-Day trial. Simplify your report design, integration and deployment - and focus on what you do best, core application coding. Discover what's new with Crystal Reports now. http://p.sf.net/sfu/bobj-july _______________________________________________ Bacula-users mailing list Bacula-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/bacula-users
