On Fr, 15 Jul 2005, Arno Lehmann wrote: > >I'll upgrade to 1.36.3 and see what happens. Maybe "Fix deadlock in > >multiple simultaneous jobs." (from ReleaseNotes) could be the right one. > >I already setup this site with 1.36.3 FileFormat because I knew it's > >going to be required!
> I had the same problem of a locking DIR, which worked ok after a > restart, and I could never find a reason (partly because I never > investigated with gdb, but that's beyond my skills and as long as I > could restart my backups rather easily that was ok). > With 1.36.3 this problem vanished. > Until yesterday. Yes, the same with me. I upgraded to 1.36.3 and the problem occured again, yesterday. Now I setup "trace on" and "setdebug 100" for dir and sd and I'm waiting for the problem to occur again! [...] > Conclusion 1: > SD problems _can_ hang the DIR. This confirms what Volker found. > Probably there is some timeout in the DIR, but in such a case this > timeout is either too long (my opinion) or shouldn't block console > connections (and probably the rest of the DIR working). yes, that for sure! > > Conclusion 2: > mtx is crap. It shouldn't segfault. I'll look at Peters replacement, > although I couldn't get it to work before... I also heard about mover... I didn't have any problems with mtx so far.... > > Conclusion 3: > Don't use decades-old hardware in a backup system ;-) The only device connected to the scsi bus is the Overland Loader. Actually rather new! > > Conclusion 4: > When the SD hangs, check your system logs for hardware errors. > Carefully. Take them serious (Had I done this yesterday morning would > have been much more fun). I haven't seen hardware errors in the syslog so far, but I'll take attention as soon as the problem occurs again! -- Volker Sauer * Alexanderstrasse 39/217 * 64283 Darmstadt Telefon: 06151-154260 * Mobil: 0179-6901475 * ICQ#98164307 mailto:[EMAIL PROTECTED] * http://www.volker-sauer.de PGPKey-Fingerprint: DB2611C7B12E0B2739992E4F7E354E4D5DD5D0E0
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