[ofa-general] mlx4_core CQ overrun

[Shirley Ma]

Hello,

Anybody saw mlx4_core CQ overrun before? The test is based on OFED-1.3. FW 
version is 2.3.0. Please let me know any more info is needed.

c955mgrs1:~ # dsh -av "grep 'CQ overrun' /var/log/messages" | sort
dsh: c955c2s1.ppd.pok.ibm.com Host is not responding. No command will be 
issued to this host
c955c1s11.ppd.pok.ibm.com: Jun 10 07:18:15 c955c1s11 kernel: mlx4_core 
0003:01:00.0: CQ overrun on CQN 000098
c955c1s13.ppd.pok.ibm.com: Jun  9 21:38:12 c955c1s13 kernel: mlx4_core 
0003:01:00.0: CQ overrun on CQN 00008f
c955c1s14.ppd.pok.ibm.com: Jun  9 04:44:07 c955c1s14 kernel: mlx4_core 
0003:01:00.0: CQ overrun on CQN 00008a
c955c1s2.ppd.pok.ibm.com: Jun  5 10:48:30 c955c1s2 kernel: mlx4_core 
0003:01:00.0: CQ overrun on CQN 000086
c955c1s5.ppd.pok.ibm.com: Jun  4 08:45:53 c955c1s5 kernel: mlx4_core 
0003:01:00.0: CQ overrun on CQN 00008a
c955c2s12.ppd.pok.ibm.com: Jun  4 17:54:31 c955c2s12 kernel: mlx4_core 
0003:01:00.0: CQ overrun on CQN 000088
c955c2s12.ppd.pok.ibm.com: Jun  9 10:48:43 c955c2s12 kernel: mlx4_core 
0003:01:00.0: CQ overrun on CQN 0000a3
c955c2s13.ppd.pok.ibm.com: Jun  4 14:29:01 c955c2s13 kernel: mlx4_core 
0003:01:00.0: CQ overrun on CQN 000089
c955c2s2.ppd.pok.ibm.com: Jun  6 17:23:48 c955c2s2 kernel: mlx4_core 
0003:01:00.0: CQ overrun on CQN 00008c


Thanks
Shirley