Date: Wed, 13 Jan 1999 12:03:25 -0800 From: Mike Smith <mike@smith.net.au> To: Nisha Talagala <nisha@CS.Berkeley.EDU> Cc: scsi@FreeBSD.ORG Subject: Re: Explanations of Disk Error Messages Message-ID: <199901132003.MAA00799@dingo.cdrom.com> In-Reply-To: Your message of "Wed, 13 Jan 1999 10:25:24 PST." <199901131825.KAA15286@saffron.CS.Berkeley.EDU>
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> > > There are a set of error message definitions in > > /usr/src/sys/cam/scsi/scsi_all.c, in the data structure > static struct asc_table_entry asc_text[]. (The list is too long to > include here) > > Most of them are mentioned in the SCSI-2 spec. The spec does not > explain what disk behavior triggers each message though. Also, a few of > the messages in the scsi_all.c code are not defined in the SCSI spec > documents that I was able to download. The"Failure Prediction Threshold > Exceeded" message is one of the undefined ones. > > Can anyone let me know what disk behaviour triggers each message? I'm > interested in the following 3 messages in particular: > - Pheripheral device write fault field replaceable unit A hardware failure occured while writing (the FRU indicates the vendor-specific code for the failed component or subsystem). > - Diagnostic failure: ASCQ=Component ID field replaceable unit Diagnostic checks of (component ID) indicated a failure of (FRU). Both values are vendor-specific. > - Failure Prediction Threshold Exceeded field replaceable unit Drive-maintained statistics and tests indicate that (FRU) has an unacceptably high chance of failure. -- \\ Sometimes you're ahead, \\ Mike Smith \\ sometimes you're behind. \\ mike@smith.net.au \\ The race is long, and in the \\ msmith@freebsd.org \\ end it's only with yourself. \\ msmith@cdrom.com To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-scsi" in the body of the message
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