[openib-general] how can i know whether my appl'n is using SDP ornot?

Wed Apr 5 14:38:13 PDT 2006

1) You can use tcpdump to see if there is IPoIB traffic (assuming your
tcpdump supports OpenIB IPoIB, RHEL4 tcpdump does not yet).

2) You can strace the application see if it is using AF_INET or
AF_INET_SDP.

Scott 

> -----Original Message-----
> From: openib-general-bounces at openib.org 
> [mailto:openib-general-bounces at openib.org] On Behalf Of Grant Grundler
> Sent: Wednesday, April 05, 2006 2:33 PM
> To: keshetti mahesh
> Cc: openIB
> Subject: Re: [openib-general] how can i know whether my 
> appl'n is using SDP ornot?
> 
> On Wed, Apr 05, 2006 at 09:29:13AM +0100, keshetti mahesh wrote:
> > i am working on the infiniband cluster and the openIB stack is
> > unstalled in hosts(including SDP)
> >    
> > can anybody tell me wen i run an  appl'n over infiniband
> > how can i know whether it is using SDP or IPoIB?
> 
> Are you using libsdp.so and LD_PRELOAD?
> Or does the aplication know about the AF_INET_SDP address family?
> 
> If no to both, then you have the answer.
> 
> hth,
> grant
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