Messages in this thread | ![/](/images/icornerl.gif) | | Date | Thu, 12 Jun 2003 22:07:03 -0400 (EDT) | From | Rik van Riel <> | Subject | RE: limit resident memory size |
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On Thu, 12 Jun 2003, David Schwartz wrote:
> > I would like to limit the maximum resident memory size > > of a process within a threshold, i.e. if its virtual > > memory footprint exceeds this threshold, it needs to > > swap out pages *only* from within its VM space. > > Why? If you think this is a good way to be nice to other > processes, you're wrong.
RSS limits are a good idea, provided that they are only enforced when the system is low on memory. Once the system starts swapping and is into the "lots of disk IO" territory anyway, it can be a good idea to have the processes that exceed their RSS limit suffer more than the ones that don't.
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