[daip] ssh

Marina Kounkel mkounkel at umich.edu
Thu Dec 20 11:16:41 EST 2012


On Wed, Dec 19, 2012 at 12:30 PM, Amy Mioduszewski <amiodusz at nrao.edu>wrote:

> By server I mean the linux box that arrived last week on which aips was
>> installed. It wasn't any particular task, rather, it is overall
>> performance. When we were waiting for the commands to be executed we looked
>> at how the memory was being used, and it almost seemed like aips was
>> completely unaware of the system resources it had, out of 19 (?) cores
>> present on the machine it utilized only one of them, so the CPU rarely went
>> above 2-3%.
>>
> Ahhhh, aips is not parallelized, so multiple cores will not help (unless
>  you are running other stuff).  If you have a lot of memory there are ways
> to have aips use that, but not multiple cores.


So, theoretically speaking, how would one go about feeding aips more
memory? I am not completely sure it is just the core. Attached it the
screen-shot from the system monitor during what appears to be very memory
intensive command.

Marina
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