Re: [OMPI devel] ibm/dynamic/loop_spawn

2011-08-20 Thread Eugene Loh
Okay, put back as r1846. On 8/16/2011 1:23 PM, Jeff Squyres wrote: We talked about this a lot today on the call (and then some more afterwards). :-) I think there's 2 important points here. 1. Ralph's original test was written with the intent of launching it with 1 process which would then d

Re: [OMPI devel] ibm/dynamic/loop_spawn

2011-08-16 Thread Jeff Squyres
We talked about this a lot today on the call (and then some more afterwards). :-) I think there's 2 important points here. 1. Ralph's original test was written with the intent of launching it with 1 process which would then do a series of local spawns. Even doing a huge truckload of them, Ral

Re: [OMPI devel] ibm/dynamic/loop_spawn

2011-08-15 Thread Ralph Castain
I don't really care, but note that loop_spawn was created by me to test a very specific user-reported problem. It should "self-throttle" - i.e., the entire idea is that comm_spawn "blocks" until the system has room for another process, and then starts it. If that isn't working correctly, then OM

Re: [OMPI devel] ibm/dynamic/loop_spawn

2011-08-15 Thread Rolf vandeVaart
I think this is a good idea. I have spent a fair amount of time in the past analyzing timeouts from this set of tests. I had to figure out if it was an actual timeout or if the test was just running very slowly. In fact, I see that sometime in the past I throttled back the number of iterations