[openib-general] Re: sdp can't support many connections (>2000)

[Michael S. Tsirkin]

Quoting r. zhu shi song <zhushisongzhu at yahoo.com>:
> Subject: Re: sdp can't support many connections (>2000)
> 
> My OS: redhat EL-4.3 for X86_64
> After I upgraded 
> kernel-smp-2.6.9-34.OpenIB.6829.trunk.EL.root.x86_64.rpm
> kernel-smp-devel-2.6.9-34.OpenIB.6829.trunk.EL.root.x86_64.rpm
> and 
> openib-usermode-6829-1.x86_64.rpm, there are some
> something wrong.
> (1)
> sdp connection failed. 
> 
>  ./ttcp.aio -r  ( on Server)
> 
>  ./ttcp.aio -t 193.12.10.14 (on Client)

Try stracing it, see what's wrong.

> (2) I can't ping another machine through ib.  After I
> run opensm once, I can. I stop it for a while , I
> can't.
> 
> How can I set the IB for its work correctly?
>  
>  tks
>  zhu

You need an SM running at all times.

-- 
MST