Shirley I did netperf test over Mellanox 23108 4X HCA against
Shirley r2720, after a while the HCA stopped to accept packets.
Shirley I am pretty sure it's a bug in driver not IPoIB. rmmod
Shirley ib_ipoib didn't help, after removing ib_mthca, and
Shirley restarted, the driver
Shirley It could be a firmware problem. I used 3.3.2 firmware,
Shirley the sender side had this problem. The receiver side was
Shirley OK. Anyway after back to 3.2.0 firmware, it's OK now.
Hmm, if firmware makes a difference then it is either a firmware bug
or a very subtle timing
I did netperf test over Mellanox 23108
4X HCA against r2720, after a while the HCA stopped to accept packets.
I am pretty sure it's a bug in driver
not IPoIB. rmmod ib_ipoib didn't help, after removing ib_mthca, and restarted,
the driver worked again. It's easy to reprocude on my 4-way intel
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Subject
[openib-general] [BUG]driver
didn't accept ARP reply packet
I did netperf test over Mellanox 23108 4X HCA against r2720, after a while
the HCA stopped to accept packets.
I am pretty
Shirley wrote,
Now I am adding a permanent arp entry to avoid this problem. It seems
to work fine.
Oops, I was wrong, it stopped to receive any packets.
When this happens, if you reset the switch, does the node resume
accepting packets ?
I have seen a similar problem (only once or twice) where
