Date: Tue, 4 Aug 1998 15:50:33 -0400 (EDT) From: Thomas David Rivers <rivers@dignus.com> To: brett@lariat.org, hackers@FreeBSD.ORG Subject: Re: More on the crashes Message-ID: <199808041950.PAA16333@lakes.dignus.com> In-Reply-To: <199808041603.KAA02474@lariat.lariat.org>
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Brett Glass <brett@lariat.org> writes: > > Here's some more info on the spontaneous crashes we're seeing under 2.2.7. > They seem to happen during times of heavy CPU and memory loads; the crash > this morning occurred when we were doing a backup of the entire disk. We do > our daily backups by piping the output of dump through gzip -9 and then > through FTP to a hard disk on another machine. Just before our OS upgrade > we did several such backups for safety; none of them caused a crash. > > The reboots leave the file system a bit inconsistent. > > At one point, with a kernel that was built slightly differently, we got > error messages saying "malloc(): recursive call" (or something similar). > Once, we saw a panic screen that described a virtual memory error; it > flashed just before the reboot. > > Has anyone else seen these? I'm concerned that there might be a VM problem > in 2.2.7. (We can't see any signs of flaky hardware.) > > --Brett > > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-hackers" in the body of the message > Yes - I've seen it (along with someone else.) I saw it with the upgrade from 2.2.5 to 2.2.6. [Did you see it at 2.2.6?] I've already sent a PR for this; it's kern/7367. I've taken the liberty of adding this reply to that PR entry... You may want to look at that entry for other comments/descriptions. - Dave Rivers - To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message
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