Re: [PATCH] tests/subnet_discover: discover test utility

Sasha Khapyorsky
2010-01-16T19:36:03Z

On 15:11 Wed 13 Jan , Hal Rosenstock wrote:
> >
> > In my tests I found that '8' is more optimal number (the tool works
> > faster and without drops) than '4' used in OpenSM.
> >
> > Of course it would be helpful to run this over bigger cluster than
> > what I have to see that the results are consistent.
>
> This is exactly my concern. Not only cluster size but use cases
> including concurrent diag discover and SM operation where SMPs are
> heavily in use.

Was it investigated? What was a conclusions?

> There already have been a number of reports of dropped SMPs on this
> list with the current diags and this change will only make things
> worse IMO.
>
> Also, the OpenSM default should be at least as large as the diags for this.

I don't know where concurrent MADs are used in the current "diags", do
you?

This utility is not 'diags' at all. It is placed in ibsim/tests and I
wrote it for test purpose.