Date: Sun, 11 Feb 2001 06:18:59 +0100 From: Bernd Luevelsmeyer <bdluevel@heitec.net> To: Ryan Masse <mail@max-info.net> Cc: FreeBSD-Questions <freebsd-questions@freebsd.org> Subject: Re: unusual reboots Message-ID: <3A8620C3.515C1FB6@heitec.net> References: <007601c093a9$dad32280$0a00a8c0@Home>
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Ryan Masse wrote: > > Lately our webserver running FreeBSD 4.1.1 Stable has been rebooting > unexpectedly. I've been getting the following in my /var/log/messages on > boot: > > > ad0: UDMA ICRC READ ERROR blk# 239 retrying > > ad0: UDMA ICRC READ ERROR blk# 239 falling back to PIO mode > > Originally we thought the hd was failing but after replacing it with a new > drive, doing a backup from the old to the new, those errors would show up > both when trying to backup to the new disk as well as when booting with the > new drive mounted. Either its a coincidence that both drives are bad or > there is something wrong with the IDE controller on the main board. My > questions is would this cause a system to reboot? often the system will I've had this with a mainboard that had a CMD640 IDE controller on-board. It caused some timeouts when booting, then the system would switch from DMA to PIO and it was working fine. > crash when taring up folders with high i/o from the hd, especially when > taring up the /usr folder for backups. Is the system crashing because it > tries to read a bad block? The machine I had was only slowed down once after each reboot, until everything had settled to PIO mode. There were no crashes. (I've replaced the mainboard anyway.) > Any response would be appreciated for this is machine is in production and > downtime is getting costly =\ I suspect a IDE controller problem. Anyway, you might post the crash messages. Or is the system crashing without any panic message? To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message
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