Beowulf clusters

[Oscar Benjamin]

On 14 January 2013 02:22, Mark Janssen <dreamingforward at gmail.com> wrote:
> On Sun, Jan 13, 2013 at 8:19 PM, Oscar Benjamin
> <oscar.j.benjamin at gmail.com> wrote:
>> On 14 January 2013 02:10, Mark Janssen <dreamingforward at gmail.com> wrote:
>>> Has anyone used python for high-performance computing on Beowulf clusters?
>>
>> Yes.
>
> How did they deal with the Global interpreter lock across many machines?

Unless I've drastically misunderstood something there is no GIL across
many machines. The GIL is a per-process lock so there is a different
GIL for each process on the same machine and there is no interaction
between the GILs on the same, or on different, machines.


Oscar