[openib-general] Re: IPoIB Failure CQ overrun

Roland Dreier roland at topspin.com
Thu Dec 16 16:29:20 PST 2004


    Robert> 0000:04:00.0: CQ overrun on CQN 00000082

This appears to be an issue with the latest FW (I see it with Tavor FW
3.3.1 but not 3.2.0).  I am working with Mellanox on finding out
whether it's a FW bug or a problem with mthca.

For now you can work around it by changing

	IPOIB_NUM_WC 		  = 4,

to

	IPOIB_NUM_WC 		  = 1,

in ipoib.h.

 - Roland



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