Fwd: [ofa-general] IPoIB : sendmsg: No buffer space available

Eli Cohen eli at dev.mellanox.co.il
Thu Mar 27 07:45:53 PDT 2008


OFED 1.3 is out already so please try it and see if you still have a
problem.

On Thu, 2008-03-27 at 18:07 +0530, Devesh Sharma wrote:
> Its OFED-1.1 RHEL4-U4-x86_64,
> How the send buffers are freed in IPoIB module?
> Is there any configurable limit of socket buffers usage? or what is
> the default number ?
> any information or link will be helpful.
> 
> 
> On Thu, Mar 27, 2008 at 4:52 PM, Eli Cohen <eli at dev.mellanox.co.il> wrote:
> > On Thu, 2008-03-27 at 16:23 +0530, Devesh Sharma wrote:
> >  > Hello Eli,
> >  >  Thanks for replying,
> >  >  yes initially if I am ping'ing with 64 Bytes it pings successfully for
> >  >  some 500 odd times after that this message starts flashing on my
> >  >  screen. If I increase the data size number of itrations comes down.
> >  Which version are you using, is it ofed? Which OS? Please send any
> >  useful information and I'll try to reproduce.
> >
> >
> >
> >  >
> >  >  On Thu, Mar 27, 2008 at 1:48 PM, Eli Cohen <eli at dev.mellanox.co.il> wrote:
> >  >  > On Thu, 2008-03-27 at 11:54 +0530, Devesh Sharma wrote:
> >  >  >
> >  >  >  > I am receiving  IPoIB : sendmsg: No buffer space available message
> >  >  >  > after some time
> >  >  >  > when I ping between two IB nodes.
> >  >  >  > what is the probable reason?
> >  >  >  >
> >  >  >  It means the socket buffer ping is using is exhausted. Did you have
> >  >  >  connectivity in the first place or you just try to ping forever with no
> >  >  >  success?
> >  >  >
> >  >  >
> >
> >
> >




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