Set task priority

Glen Barber glen.j.barber at
Tue Jun 2 23:09:35 UTC 2009

Hi Steve

On Tue, Jun 2, 2009 at 7:05 PM, Steve Bertrand <steve at> wrote:
> Hi everyone,
> I'm attempting to "mysqldump" a database on a box that is hovering near
> max CPU and mem usage.
> When I run the command, other critical programs fail to respond causing
> an 'outage-like' situation.
> Normally, this is a time-of-day task and will run happily later into the
> night, but I want to run it now.
> What is the best way to set priority on my task in order to ensure it
> completes as quickly as possible, but does not cause a situation where
> other programs and their children can't respond?

You can use nice(1) or renice(1) to set priorities, but I/O and
bandwidth will end up being your bottleneck.

Glen Barber

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