On Mon, Feb 13, 2012 at 6:16 AM, Jason Grout
<jason-s...@creativetrax.com> wrote:
> On 2/13/12 8:05 AM, Keshav Kini wrote:
>>
>> It seems to me that something is wrong again. Sagenb has been thinking
>> about [factorial(x) for x in range(10)] for several minutes.
>
>
> This is in the error logs:
>
>        exceptions.RuntimeError: Pexpect: pty.fork() failed: [Errno 12]
> Cannot allocate memory
>
> top shows that there is about 1.8G of RAM available.  That's a problem.
>
> William: it seems like you're up.  Do you want to take a look at it?

This is probably caused by somebody doing real work on that machine:

17831 stromber  35  15 22.4g  21g  38m S    0 17.7   4211:30 python
28176 stromber  35  15 15.1g  14g  38m S    0 11.7   2092:33 python
 3359 sagenb    35  15 2205m 1.4g  25m S   19  1.1 706:52.97 python
 3352 sagenb    20   0 1215m 591m  24m S    0  0.5   0:52.17 python

I've increased the vm.overcommit_ratio some, which will allow for more
processes to get swapped out, which should help.  I had
vm.overcommit_ratio pretty conservatively configured.

 -- William

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