Date: Sun, 17 Aug 1997 08:12:39 +0200 From: j@uriah.heep.sax.de (J Wunsch) To: freebsd-scsi@FreeBSD.ORG (FreeBSD SCSI Mailing List) Cc: grog@lemis.com (Greg Lehey) Subject: Re: Bus resets. Grrrr. Message-ID: <19970817081239.KP35653@uriah.heep.sax.de> In-Reply-To: <19970817153114.20533@lemis.com>; from Greg Lehey on Aug 17, 1997 15:31:14 %2B0930 References: <199708170129.KAA03776@freebie.lemis.com> <19970817075001.XE28042@uriah.heep.sax.de> <19970817153114.20533@lemis.com>
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As Greg Lehey wrote: > > What makes you think these are `recoverable'? > > The disks recover. Well, sorta. After a bus reset. That's close to powering them off... > Interesting. The tape in question is a > Conner^H^H^H^H^H^HArchive^H^H^H^H^H^H^HSeagate changer--see the dmesg > output below for more info. But that doesn't seem to be the problem: > it's always the Micropolis disk which has the timeout. Can you move one of them to the other SCSI bus? > My question (which you omitted): does this have to be fatal for the > tape? Sure. The bus didn't accept any command. The bus reset is a (hmm, how does the SCSI standard call this?), at least a hardware thing. You're asserting it as a signal on the entire bus. Naturally, this aborts all operations. I gotta leave more detailed explanations to Justin, it's beyond my point of wisdom then. -- cheers, J"org joerg_wunsch@uriah.heep.sax.de -- http://www.sax.de/~joerg/ -- NIC: JW11-RIPE Never trust an operating system you don't have sources for. ;-)
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