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Subject: Re: [OMPI devel] [OMPI svn-full] svn:open-mpi r26106
From: Nathan Hjelm (hjelmn_at_[hidden])
Date: 2012-03-09 18:55:04

I tested my grdma mpool with the openib btl and IMB Alltoall/Alltoallv on a system that consistently hangs. If I give the connection module the ability to evict from the lru grdma prevents both the out of registered memory hang AND problems creating QPs (due to exhaustion of registered memory).