[torqueusers] parallel shells

Garrick Staples garrick at usc.edu
Thu Jul 28 13:53:20 MDT 2005


On Mon, Jul 25, 2005 at 01:01:52AM -0400, Daniel Widyono alleged:
> Can someone illuminate my troubles?  Other desired responses are: what do
> *you* use to run simple administrative tasks in parallel, without taking up
> many system resources on the main node (e.g. I can easily do "for node in
> ...; do ssh $node blah & done" but that doesn't scale with regards to open
> sockets, sane error reporting, tight integration with resource manager, etc.)

I use 'psh' from the xCAT cluster admin suite (www.xcat.org).  It uses the same
sort of "sliding window" that the pdsh page mentions.

-- 
Garrick Staples, Linux/HPCC Administrator
University of Southern California
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