On Thursday 08 April 2004 15:30, Gene Heskett wrote: >On Thursday 08 April 2004 12:12, David Wolfskill wrote: >>It still smells like an off-by-one error in the tape changer >> program to me. > >I'm not quite convinced, read on. > >I'm also going to Cc: this back to the list, just in case it rings a >bell with somebody.
Now I know the server has a tummy ache, this message just now came in, at 2:30 local time on the 11th. It was posted at 15:30 on the 8th. > >In the FWIW category, amcheck does NOT rewind the tape before it > exits after finding the right tape. In other words, when its done, > an mt -f /device status report does NOT contain the BOT > phrase/acronym. > >If a rewind is issued at that point, it takes several seconds for mt >to return to the shell, so the tape is actually being rewound by the >command. > >In my testing earlier today, I'd setup a crontab entry for amanda's >crontab that ran amcheck at 15,45 of the hour. Very dependably, the >one at 45 mins failed. The one at 15 past the hour found the tape >just fine because it had to cycle the magazine and reload the tape, >which of course rewound it. > >Theorizing that the real problem was the fact that amcheck (& amdump >etc, all are guilty of using the same broken code to search for the >right tape), somehow had lost its ability to rewind the tape before >it tried to read the label the first time. So I then put in at > 30,00 on the hour, a command to use mt to rewind the tape. Its now > been working flawlessly for about 5 hours. And probably wearing > out the leader of DailySet1-13. :) > >This happened once before, 3 or so years back up the log, and Thomas >Hepper, who apparently is the chg-scsi guru, fixed then it. But I'm >beginning to think that somehow, his fixes have become lost. There >was something wrong with the syntax of the io_ctrl function at the >time which made the rewind call not work. > >I've sent the details to Thomas already, but so far no reply (he has > a demanding job), just one more spam is left in the inbox. :( > >>Peace, >>david > >Peace to you too, as we approach the Easter holiday. Time to >celebrate. Many Thanks for the reply. -- Cheers, Gene "There are four boxes to be used in defense of liberty: soap, ballot, jury, and ammo. Please use in that order." -Ed Howdershelt (Author) 99.22% setiathome rank, not too shabby for a WV hillbilly Yahoo.com attornies please note, additions to this message by Gene Heskett are: Copyright 2004 by Maurice Eugene Heskett, all rights reserved.
