[openib-general] Shared Receive Queue
Roland Dreier
rolandd at cisco.com
Tue Jul 26 07:38:10 PDT 2005
Galen> We have software which uses the mellanox shared receive
Galen> queue and we are seeing a substantial performance penalty
Galen> (on the order of 4-5 usec on 0 byte messages). I don't know
Galen> all the technical details but if you could keep this in
Galen> mind when working on the shared receive queue perhaps the
Galen> performance penalty could be much less in gen2.
Is this performance penalty in the software? It seems much more
likely that the issue is in the hardware implementation of SRQ.
- R.
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