[ofa-general] [NFS/RDMA] Can't mount NFS/RDMA partition

[Talpey, Thomas]

At 09:43 AM 12/17/2008, Hal Rosenstock wrote:
>On Wed, Dec 17, 2008 at 7:56 AM, Celine Bourde
><celine.bourde at ext.bull.net> wrote:
>> Hi,
>> If I try "ibstat" after that, I have a kernel panic message :
>> "ibpanic: [4826] main: stat of IB device 'mlx4_0' failed: (Device or
>> resource busy)" because device is in use.
>
>That's an application "panic" meaning some sort of abnormal condition.
>
>I'm not familiar with what NFS/RDMA does with the MAD layer 

Not a thing. The NFS/RDMA client and server both simply use the rdma_connect()
and rdma_listen() api to connect to one another. They never ever call MAD explicitly,
as they are coded to be completely transport-independent.

Tom.