[wellylug] High load averages but no apparent cause

[tink]

On 29 March 2010 09:47, David Harrison <david.harrison at stress-free.co.nz> wrote:
>> /me coughs ...
>>
>> just hope the power never fails, and the box never
>> hangs before that write was committed to disk.

> Any recommendations?
> Ubuntu's default of 256 delivers pathetic write performance.
> 8192 seems like a good option, but is something between 256 and 8192 a
> better compromise for speed/reliability?

Well, nothing's gonna save you from a hung OS (not even a
great RAID controller), but you could give the machine a UPS
for power failures - even if it's just a five minute buffer & allows
you to shut down cleanly via nut or the like.


Cheers,
Andrej