[CentOS] CentOS on IBM Bladecenter HS21

Thu Jul 16 15:40:39 UTC 2009
Rainer Duffner <rainer at ultra-secure.de>

Tim Verhoeven schrieb:
> On Thu, Jul 16, 2009 at 5:31 PM, Andrei F<frunzales at gmail.com> wrote:
>> I have CentOS 5.2 installed on two of the afore-mentioned blades.
>> I've noticed that the OS started to crash lately (kernel panic) and I've
>> been assigned the task to troubleshoot this issue.
>> I would like to know what is the best way of recovering the kernel
>> dump after the OS crashes.
>> I know there are two software implementations that would enable me
>> to do this, kexec and 'crash' , redhat's own implementation that allows
>> you to pust the dump via network to a remote machine.
>> What would be the best thing to do at this point?
> I don't have any experience for how to debug this. But I have CentOS 5
> running fine on the same kind of Blades. I have about 25 of them and
> have seen no crashes. What kernel are you running ? Did you upgrade
> the firmware on the Blades to the latest version ?
> Regards,
> Tim

There's also the BMC's firmware, and the I/O-modules firmware etc.

It shouldn't crash.
Does it run the latest kernel?

Change the disks to another blade in another blade-center (if you have
another) and see if it crashes there, too.

It's most likely a hardware-problem. Open a case with IBM.