From: Matt Mackall <mpm@selenic.com>
To: Alex Aizman <itn780@yahoo.com>
Cc: linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [ANNOUNCE 0/6] Open-iSCSI High-Performance Initiator for Linux
Date: Tue, 8 Mar 2005 22:05:44 -0800 [thread overview]
Message-ID: <20050309060544.GW3120@waste.org> (raw)
In-Reply-To: <422E8EEB.7090209@yahoo.com>
On Tue, Mar 08, 2005 at 09:51:39PM -0800, Alex Aizman wrote:
> Matt Mackall wrote:
>
> >How big is the userspace client?
> >
> Hmm.. x86 executable? source?
>
> Anyway, there's about 12,000 lines of user space code, and growing. In
> the kernel we have approx. 3,300 lines.
>
> >>- 450MB/sec Read on a single connection (2-way 2.4Ghz Opteron, 64KB block
> >>size);
> >
> >With what network hardware and drives, please?
> >
> Neterion's 10GbE adapters. RAM disk on the target side.
Ahh.
Snipped my question about userspace deadlocks - that was the important
one. It is in fact why the sfnet one is written as it is - it
originally had a userspace component and turned out to be easy to
deadlock under load because of it.
--
Mathematics is the supreme nostalgia of our time.
next prev parent reply other threads:[~2005-03-09 6:05 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-03-07 7:03 [ANNOUNCE 0/6] Open-iSCSI High-Performance Initiator for Linux Alex Aizman
2005-03-09 5:04 ` Matt Mackall
2005-03-09 5:51 ` Alex Aizman
2005-03-09 6:05 ` Matt Mackall [this message]
2005-03-09 6:25 ` Alex Aizman
2005-03-09 19:29 ` Bryan Henderson
2005-03-09 19:41 ` Matt Mackall
2005-03-10 2:09 ` Alex Aizman
2005-03-09 22:21 ` Lars Marowsky-Bree
2005-03-10 2:36 ` Alex Aizman
2005-03-10 10:27 ` Lars Marowsky-Bree
2005-03-11 7:00 ` Dmitry Yusupov
2005-03-09 6:25 ` Dmitry Yusupov
2005-03-09 6:50 ` Matt Mackall
2005-03-09 7:18 ` Dmitry Yusupov
[not found] <4229e34e.7e535078.5bc3.0b5eSMTPIN_ADDED@mx.googlegroups.com>
2005-03-06 1:02 ` Mike Christie
2005-03-12 16:55 ` Dave Wysochanski
2005-03-12 17:08 ` Dmitry Yusupov
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