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Date:      Thu, 13 Nov 2008 00:19:36 -0800
From:      Jeremy Chadwick <koitsu@FreeBSD.org>
To:        Won De Erick <won.derick@yahoo.com>
Cc:        freebsd-hardware@freebsd.org
Subject:   Re: IRQ31 and IRQ32 on HPDL585 running FreeBSD 7.0 are consuming HIGH CPU usage
Message-ID:  <20081113081936.GA14779@icarus.home.lan>
In-Reply-To: <366483.43588.qm@web45807.mail.sp1.yahoo.com>
References:  <704830.24415.qm@web45815.mail.sp1.yahoo.com> <20081113072610.GA13698@icarus.home.lan> <576266.41435.qm@web45812.mail.sp1.yahoo.com> <20081113074602.GB13938@icarus.home.lan> <366483.43588.qm@web45807.mail.sp1.yahoo.com>

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On Thu, Nov 13, 2008 at 12:07:37AM -0800, Won De Erick wrote:
> Noted on this, I will update you through this thread.
> 
> However is there any possibility of the following:
> 
> > I don't know if there's a way to split the interrupt request for each bce's Rx and Tx,
> > which means a total of four IRQs, and eventually four cores (or 4 CPUs)
> > for the transactions. With this way, the IDLE processors would be utilized.
> 
> What I mean here is, for the two interfaces:
> 
> one IRQ for bce0 Rx
> one IRQ for bce0 Tx
> one IRQ for bce1 Rx
> one IRQ for bce1 Tx

I can't even begin to imagine how this would be possible on any NIC.

-- 
| Jeremy Chadwick                                jdc at parodius.com |
| Parodius Networking                       http://www.parodius.com/ |
| UNIX Systems Administrator                  Mountain View, CA, USA |
| Making life hard for others since 1977.              PGP: 4BD6C0CB |




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