[ofa-general] ***SPAM*** Error returned by ibv_poll_cq()

Dotan Barak dotanba at gmail.com
Mon Aug 18 11:22:15 PDT 2008


Hi.

Did you try to perform (unsuccessful) RDMA operation to this side?

Dotan

On Mon, Aug 18, 2008 at 6:48 PM, Karthik Gopalakrishnan
<gopalakk at cse.ohio-state.edu> wrote:
> Hello.
>
> ibv_poll_cq() returns IBV_WC_REM_ACCESS_ERR or IBV_WC_WR_FLUSH_ERR in
> wc.status and IBV_WC_SEND in wc.opcode. The async event handler
> simultaneously reports IBV_EVENT_QP_ACCESS_ERR. I could not find a
> description of these errors either in the man pages or in verbs.h. I
> would be grateful if someone can tell me under what circumstances
> ibv_poll_cq() would return those errors.
>
> I am using the following adapter.
> ===========================
> CA 'mthca0'
>        CA type: MT25208
>        Number of ports: 2
>        Firmware version: 5.1.400
>        Hardware version: a0
>        Node GUID: 0x0002c9020023c078
>        System image GUID: 0x0002c9020023c07b
>        Port 1:
>                State: Active
>                Physical state: LinkUp
>                Rate: 20
>                Base lid: 67
>                LMC: 0
>                SM lid: 156
>                Capability mask: 0x02510a68
>                Port GUID: 0x0002c9020023c079
>        Port 2:
>                State: Down
>                Physical state: Polling
>                Rate: 10
>                Base lid: 0
>                LMC: 0
>                SM lid: 0
>                Capability mask: 0x02510a68
>                Port GUID: 0x0002c9020023c07a
> ===========================
>
> Thanks & Regards,
> Karthik
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