Re: Cheap way to track disk usage?
On Tue, 03 Mar 2015, Jacek Politowski wrote:
> On Tue, Mar 03, 2015 at 08:29:53PM +1300, Richard Hector wrote:
>
> >I can run du, but that takes ages, and has a performance impact.
>
> With "idle" I/O scheduler class (set with ionice) does it still have
> a big performance impact?
This is basically what I do myself; I run 'nice -n 19 ionice -c 3 du -a;'
occasionally and feed the output into sort -n.
Granted, this is only on about 1T of data, but the number of files are
probably similar.
--
Don Armstrong http://www.donarmstrong.com
I will not make any deals with you. I've resigned. I will not be
pushed, filed, stamped, indexed, briefed, debriefed or numbered. My
life is my own. I resign.
-- Patrick McGoohan as Number 6 in "The Prisoner"
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