[CentOS] Diagnosing random hangs
Aleksandar Milivojevic
alex at milivojevic.org
Tue Dec 19 14:49:43 UTC 2006
Quoting Mark Belanger <mark_belanger at ltx.com>:
> I have many different centos machines that are hanging
> regulary. I believe this is due to something our application
> is doing - not a centos specific problem.
>
> When the machines hang, there is no access to the console
> or remote access(ssh, rsh, etc).
>
> Any tips on debugging this issue? It is becoming quite a
> show stopper as we migrate our product from Solaris to
> Linux.
Consider setting up serial console (you'll still be able to run X11 on
your keyboard/monitor). Or alternatively, you might try setting up
network console.
Check out serial-console.txt and networking/netconsole.txt in kernel
documentation.
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