More on high i/o load wedging Fedora 10

[Eric Sandeen]

Bruno Wolff III wrote:
> On Wed, Mar 18, 2009 at 10:15:14 -0500,
>   Eric Sandeen <sandeen at redhat.com> wrote:
>> # echo w > /proc/sysrq-trigger
>> # dmesg > dmesg_output.txt
>>
>> should work on any fedora machine out of the box.
> 
> What if the logging filesystem has already been made read only because of
> a problem? Will the above still work if the dmesg_output.txt file is
> on some writeable file system?
> (It's for a different problem I have been having, not the one in this thread.)

dmesg | mail -s "my dmesg output" email at somewhere.com

Or send it to a ramdisk, or an nfs-mounted share, or ...

-Eric