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Date:      Sun, 09 May 1999 14:31:23 -0700
From:      David Greenman <dg@root.com>
To:        Cy Schubert - ITSD Open Systems Group <Cy.Schubert@uumail.gov.bc.ca>
Cc:        Ruslan Ermilov <ru@ucb.crimea.ua>, freebsd-stable@FreeBSD.ORG
Subject:   Re: Strange reboot saga 
Message-ID:  <199905092131.OAA25801@implode.root.com>
In-Reply-To: Your message of "Sun, 09 May 1999 14:05:36 PDT." <199905092105.OAA33676@cwsys.cwsent.com> 

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>
>In message <19990507220718.B31932@relay.ucb.crimea.ua>, Ruslan Ermilov 
>writes:
>> Just FYI:
>> 
>> $ uname -r; uptime
>> 2.2.1-RELEASE
>> 10:02PM  up 115 days,  5:57, 1 user, load averages: 0.00, 0.09, 0.14
>> (last reboot was due to <Ctrl-Alt-Del>)
>> 
>> $ uname -r; uptime
>> 3.1-STABLE
>> 10:02PM  up 8 days, 11:07, 6 users, load averages: 0.27, 0.17, 0.11
>> (last reboot was due to system freeze)
>
>You know the strange thing about these freezes is that they don't occur 
>on every system.  For example, I manage four 3.1R systems and a 2.2.8R 
>system.  Three of the 3.1 systems are rock solid.  The fourth one, 
>which also happens to have the fastest clock speed (333MHz PII in a 
>Dell), has frozen four times since February while I was running 
>tripwire 1.3 with -interactive, during phase 4 file checks, and 
>starting netscape, and restoring exmh2 from an icon.  The system is 
>doing A LOT of paging at the time of the hangs.  PR 8416 might hold 
>some promise of fixing this.

   I had problems with a couple of systems spontaneously rebooting when doing
lots of disk I/O. Turned out that the 450MHz Pentium-II's in them were
actually re-marked 350's. Needless to say, the problems disappeared when I
put real 450's in them.

-DG

David Greenman
Co-founder/Principal Architect, The FreeBSD Project - http://www.freebsd.org
Creator of high-performance Internet servers - http://www.terasolutions.com


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