> -----Original Message----- > From: linux-nfs-owner@xxxxxxxxxxxxxxx [mailto:linux-nfs-owner@xxxxxxxxxxxxxxx] On Behalf > Of Devesh Sharma > Sent: Monday, May 19, 2014 2:07 PM > To: Steve Wise; J. Bruce Fields > Cc: linux-nfs@xxxxxxxxxxxxxxx; linux-rdma@xxxxxxxxxxxxxxx; tom@xxxxxxxxxxxxxxxxxxxxx > Subject: RE: [PATCH V2 RFC 0/3] svcrdma: refactor marshalling logic > > While testing with ocrdma driver I am finding server side SQ full. Following is the log, yet to > identify why it's happening. Once this is reported Client side crashes due to some reason. > My kdump is not working properly therefore I am not able to analyze the situation properly. > > May 19 23:47:02 neo01-el64 kernel: svcrdma: RDMA_WRITE rmr=8008b12, to=45a2d790c, > xdr_off=0, write_len=68, vec->sge=ffff88086cb4a0c8, vec->count=2 > May 19 23:47:02 neo01-el64 kernel: svcrdma: send_reply returns 0 > May 19 23:47:02 neo01-el64 kernel: svc: server ffff88086409a000 waiting for data (to = > 3600000) > May 19 23:47:02 neo01-el64 kernel: svc: transport ffff88087dfa2400 served by daemon > ffff88086409a000 > May 19 23:47:02 neo01-el64 kernel: svc: server ffff88086409a000, pool 0, transport > ffff88087dfa2400, inuse=18 > May 19 23:47:02 neo01-el64 kernel: svcrdma: rqstp=ffff88086409a000 > May 19 23:47:02 neo01-el64 kernel: svcrdma: processing ctxt=ffff880866754540 on > xprt=ffff88087dfa2400, rqstp=ffff88086409a000, status=0 > May 19 23:47:02 neo01-el64 kernel: svcrdma: failed to post SQ WR rc=-22, sc_sq_count=0, > sc_sq_depth=128 > May 19 23:47:02 neo01-el64 kernel: svcrdma: Error -22 posting RDMA_READ Hey Deevesh, Looking ocrdma_post_send(),-22 (-EINVAL) is returned when the QP is not in RTS. If the SQ is full, -ENOMEM is returned. So I think the send error is a downstream error because the connection got knocked down. You should try and figure out what kicked the QP out of RTS. Steve. -- To unsubscribe from this list: send the line "unsubscribe linux-nfs" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
