[ofa-general] Running OpenSM on large clusters

Wed Oct 17 12:40:22 PDT 2007

We had some similar experiences at 4480 nodes using Open SM 3.0.0 svn
tag 10188.
With a clean mapping I think it took ~3-5 minutes.

-----Original Message-----
From: general-bounces at lists.openfabrics.org
[mailto:general-bounces at lists.openfabrics.org] On Behalf Of Sasha
Khapyorsky
Sent: Wednesday, October 17, 2007 1:24 PM
To: Ira Weiny
Cc: Edward Mascarenhas; general at lists.openfabrics.org
Subject: Re: [ofa-general] Running OpenSM on large clusters

On 21:03 Wed 17 Oct     , Sasha Khapyorsky wrote:
> > 
> > We have atlas running with 1152 nodes.  OpenSM is able to route it 
> > with up/down routing in ~2min.
> 
> 2min is a lot for OpenSM with up/down. Is it pure OpenSM time or from 
> bring-up power-on?

With simulator (ibsim) and atlas I have 7+ seconds with master OpenSM:

-------------------------------------------------
OpenSM 3.1.5
Command Line Arguments:
 Creating new log file
 Run Once
 Log File: ./osm.log
-------------------------------------------------
OpenSM 3.1.5

Using default GUID 0x2c9020021a5ed
Entering MASTER state

SUBNET UP

Exiting SM

real	0m7.324s
user	0m5.860s
sys	0m2.980s

Sasha
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