On Wednesday, December 12, 2001 02:01:25 AM +0100 Johan Ekenberg
<johan@ekenberg.se> wrote:
>> >## Kernel:
>> > - 2.4.14 and 2.4.16
>> > - Patched for reiserfs-quota with patches found at
>> > ftp://ftp.suse.com/pub/people/mason/patches/reiserfs/quota-2.4/
>> > ( * 50_quota-patch
>> > * dquota_deadlock
>> > * nesting
>> > * reiserfs-quota )
>>
>> For the 2.4.16 kernel, you used the quota patches from my 2.4.16 dir?
>
> Yes.
>
>> The fastest way to rule out filesystem deadlocks is to hook up a serial
>> console and send me the decoded output of sysrq-t.
>
> I'll look into this. A bit of a problem since there are 10 servers and you
> never know which one is going to lockup next time. Do I really need 10 PC's
> to monitor them simultaneously or could it be done more efficiently? I'm no
> kernel hacker, any pointers as to what tools to use etc would be most
> welcome.
For this case, it is enough to configure each kernel to allow a serial
console, wait for a machine to lockup, plugin the serial cable to that one
machine, and then do the sysrq-t.
But, test that method first ;-) You can hit sysrq-t at any time without
breaking things.
-chris
-
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This archive was generated by hypermail 2b29 : Sat Dec 15 2001 - 21:00:22 EST