Doctor J. Frink wrote:
> Hullo,
>
> We have a central server that people run programs on that is having some
> bother with (we think) Matlab. It appears to be a case of something
> using up all available memory. Then when other programs or services try
> to run they encounter VM errors such as
>
> Jun 5 17:48:25 homer kernel: __alloc_pages: 0-order allocation failed
> (gfp=0x1d2/0)
> Jun 5 17:48:33 homer kernel: VM: killing process gkrellm
>
> Jun 5 17:58:33 homer kernel: VM: killing process qmgr
> Jun 5 17:58:33 homer kernel: __alloc_pages: 0-order allocation failed
> (gfp=0x1d2/0)
>
> And so on, which eventually totals the machine as far as connecting to
> it is concerned. This is on 2.4.25, 512M, 800M swap.
>
> I have two questions:
>
> 1) Has anyone else seen this sort of thing (particularly with Matlab)
>
> 2) Is there a way of limiting processes to a certain amount (or
> percentage) of RAM usage?
>
> Cheers,
> Frink
To add my humble bit to this discussion, I have once run experimental MATLAB
stuff on our server in order to generate some on-line documentation. My
colleague informed me that MATLAB sessions remained alive (or something to
that effect) and drained memory. So apparently there is something rotten
about it.
Roy
--
Roy S. Schestowitz
http://Schestowitz.com
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