Date: Wed, 26 Jul 2000 07:24:30 -0400 From: Ben Williams <williamsl@home.com> To: Andy Farkas <andyf@speednet.com.au> Cc: freebsd-questions@FreeBSD.ORG Subject: Re[4]: troublesome log messages Message-ID: <1343183987.20000726072430@home.com> In-Reply-To: <Pine.BSF.4.10.10007262057190.56070-100000@backup.af.speednet.com.au> References: <Pine.BSF.4.10.10007262057190.56070-100000@backup.af.speednet.com.au>
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Quoting Andy Farkas Wednesday, July 26, 2000 > On Wed, 26 Jul 2000, Ben Williams wrote: >> > # dd if=/dev/wd0s1c of=/dev/null bs=64k >> >> The disk on that system are laid out like: >> >> $ mount >> /dev/wd0a on / (local) >> /dev/wd0s1e on /tmp (local) >> >> Will the slices interfere with the dd command? This is a production >> machine so I don't want to take any chances. > I shouldv'e explained this a bit further, sorry. > What you are trying to do with the dd command is read the entire disk and > look for i/o errors on the console. The wd0s1c slice is the entire disk, > but I can't remember if just /dev/wd0 will also work. Again, you are just > trying to cause FreeBSD to read every sector on the disk, ala scandisk. > It won't really affect the system, other than major seeking when other > procs do disk i/o. OK, thanks. I just wanted to make sure before I did something possibly dangerous. > If this is a production system, I strongly suggest you start backing up! > :-) Yea, umm .. well ... you see that's another issue. }8-/ I've been trying to find a way to actually USE a <Seagate STT8000A/5.51> on another system to do (network) backups for all of the critical machines for a little over a month now. /snippage/ > Depends on what the box does. I don't think there is any correlation > between uptime and faults. Ok. I wont worry about "faults" w/r vm then. /snippage/ > Uptimes are meaningless, or prove that you don't upgrade... > 9:06PM up 360 days, 18:45, 1 user, load averages: 0.00, 0.00, 0.00 > 257144160 total VM faults taken > It runs 2.2.7-release. But enough spanking the monkey... 8-)) /snippage/ --Ben Williams mailto:received@email dot com To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message
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