How do I limit I/O usage for a user/process? A user broke my system

Steve O'Hara-Smith steve at
Fri Aug 19 10:44:39 UTC 2016

On Fri, 19 Aug 2016 12:16:57 +0200
"Martin S. Weber" <Ephaeton at> wrote:

> On 2016-08-19 10:40:58, Steve O'Hara-Smith wrote:
> (...)
> > 	Very likely the problem was due to memory use and you are tight
> > on memory for your normal load.
> Which, as I might add, *should* be the normal usage pattern of a box.

	You want all the memory in use I agree, but you don't want it so
tight that there is constant memory pressure so there should be a goodly
amount inactive, in cache and buffers. If there is swap activity then you
are too tight for the load.

Steve O'Hara-Smith                          |   Directable Mirror Arrays
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