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Is it a dell 1550 by any chance? |
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On Sun, 2005-04-24 at 10:43 -0400, Robert Sanders wrote: |
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> Casey, |
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> |
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> We've been seeing issues like this for probably the last year. I was |
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> never able to pinpoint it to any action. We implemented remote reboot |
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> hardware and called it a day. |
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> |
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> Some of them had strange activity, but over a larger group of machines I |
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> could never find a pattern to it. It almost seems as if it cannot spawn |
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> any new processes. |
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> |
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> I can't help except to say your not alone. |
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> |
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> Rob |
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> |
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> Casey Allen Shobe - SeattleServer Mailing Lists wrote: |
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> > Hey all, |
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> > |
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> > We're seeing occasional issues with a bunch of machines we have in a |
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> > datacenter, most of which are currently running Gentoo. The machines will |
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> > run solid and fine for days, weeks, even months, and then just lock up solid |
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> > - the box still pings and an nmap scan shows all the normal ports open, but |
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> > nothing responds on any port, nothing shows up in system logs, and the times |
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> > we've had console access to a machine at the time, a login prompt would show |
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> > up, but it would just hang if you tried to log in. |
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> > |
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> > This generally indicates hardware issues to me, but it has been happening |
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> > across a wide array of both well-tested and new machines. In addition, it |
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> > happens on machines that are running Red Hat 7.1 through 9.0 as well as |
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> > Gentoo. The problem seems random, and there is almost always close to zero |
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> > load on the machine when it locks up (only once were we presently using the |
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> > machine, and it locked up while uncompressing a tar file). |
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> > |
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> > The Gentoo systems use the deadline I/O scheduler as it's deemed the most |
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> > reliable, but this has shown up with the default anticipatory I/O scheduler |
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> > as well. |
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> > |
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> > The only common factor seems to be that they are all plugged into a |
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> > questionable HP Procurve switch that we've been contemplating replacing. |
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> > Would that simply be wasting our time (I don't think a buggy switch should be |
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> > able to lock up boxes...)? Any recommendations for what to investigate at |
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> > this point? |
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> > |
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> > Cheers, |
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> |
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|
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-- |
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