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Re: Current SGI Octane status

To: Thiemo Seufer <>
Subject: Re: Current SGI Octane status
From: Ralf Baechle <>
Date: Mon, 11 Jul 2005 23:27:55 +0100
In-reply-to: <20050709212029.GG1586@hattusa.textio>
Original-recipient: rfc822;
References: <20050709093403.GB1586@hattusa.textio> <> <20050709212029.GG1586@hattusa.textio>
User-agent: Mutt/
On Sat, Jul 09, 2005 at 11:20:29PM +0200, Thiemo Seufer wrote:

> Stanislaw Skowronek wrote:
> > > - IOC3 networking works, with 2MB/s maximum for a 30MB http transfer
> > 
> > This is strange. Ask Ralf.
> Up to 2.5 Mb actually. Still well below wat it should be.

I suspect it may be related to the RRB allocation.  The driver used to be
even slower until I made it use a second RRB by using the BRIDGE virtual
device feature.

Obviously all the funky RRB stuff of the BRIDGE has no public documentation.
However the SN1 / SN2 bits in the kernel tree should be rather close.


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