[ewg] RE: [ofa-general] Re: [GIT PULL] OFED 1.2: CM scaling fixes

Michael S. Tsirkin mst at dev.mellanox.co.il
Thu Mar 22 01:43:24 PDT 2007


> Sean Hefty wrote:
> 
> >+ * Limit CM message timeouts to something reasonable:
> >+ * 32 seconds per message, with up to 15 retries
> >+ */
> >+static int max_timeout = 23;
> >+module_param(max_timeout, int, 0644);
> >+MODULE_PARM_DESC(max_timeout, "Maximum IB CM per message timeout "
> >+			      "(default=23, or ~32 seconds)");
> >+
> 
> Quoting Ishai Rabinovitz <ishai at dev.mellanox.co.il>:
> Subject: Re: [ewg] RE: [ofa-general] Re: [GIT PULL] OFED 1.2: CM scaling fixes
> 
> I think it is very good that you changed the define to a module parameter, 
> but shouldn't the default value be smaller (21). (15*32 sec = 8 Min) seems 
> like quite a long time.
> 
> Ishai

Hmm, indeed. Sean, wouldn't 1 minute be sufficient?

-- 
MST



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