Random reboots

Victor Loureiro Lima victorloureirolima at gmail.com
Mon Dec 17 05:35:44 PST 2007

Just a long shot, but try running memtest86, because its possibly a
bad memory issue!
This has happened to me once, freebsd dont play well with misbehaving
memory cards!


2007/12/16, Jordi Espasa Clofent <jordi.espasa at opengea.org>:
> Hi all,
> I've a couple of this machines [1] in a prduction environment. I suffer
> random reboots without any clear reason.
> A possible power failure it's a discarded point: I use a switched rack
> PDU and anything is showed by the logs. Moreover, I'm talking about
> datacenter environment, so there're a lot of redundant UPSs too.
> So, I tend to think it should be a hard/soft conflict, but when I check
> the dmseg and others logs after a random reboot, all appears completely
> normal. I know that a kernel dump will be great help, but this boxes has
> a 4/8GB of RAM, and their /swap is lesser.
> Moreover, I have a lot of services in the boxes: http/https (Apache),
> SMTP (Postfix), POP/IMAP (Dovecot) and database (MySQL). This point
> makes too complex to determines what is the origin of the random
> reboots. I have to say that the strange reboots seems that hasn't direct
> relation with the system load: they occurs randomly in stress or calm
> situations.
> I've looked at ACPI issues, but, accordint to this helpful info [2], all
> seems ok.
> ¿Some idea?
> [1]
> http://www.superwarehouse.com/Supermicro_Computer_A+_Server_AS1021M-T2+B/AS-1021M-T2+B/ps/1495461
> [2]
> http://www.freebsd.org/doc/en_US.ISO8859-1/books/handbook/acpi-debug.html
> --
> Thanks,
> Jordi Espasa Clofent
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