Good catch!!! That's indeed a quite nasty bug.
If it fixes the IB issues it justifies a 1.4.6 release.
On Mar 1, 2012, at 10:56 , Nathan Hjelm wrote:
> Found a pretty nasty frag leak (and a minor one) in ob1 (see commit below). If this fix addresses some hangs we are seeing on infiniband LANL might want a 1.4.6 rolled (or a faster rollout for 1.6.0).