From: Benjamin LaHaise <bcrl@redhat.com>
To: Andrea Arcangeli <andrea@suse.de>
Cc: Andi Kleen <ak@suse.de>, linux-kernel@vger.kernel.org
Subject: Re: performance of O_DIRECT on md/lvm
Date: Mon, 21 Jan 2002 00:35:52 -0500 [thread overview]
Message-ID: <20020121003552.A12850@redhat.com> (raw)
In-Reply-To: <200201181743.g0IHhO226012@street-vision.com.suse.lists.linux.kernel> <3C48607C.35D3DDFF@redhat.com.suse.lists.linux.kernel> <20020120201603.L21279@athlon.random.suse.lists.linux.kernel> <p734rlg90ga.fsf@oldwotan.suse.de> <20020121021224.O21279@athlon.random>
In-Reply-To: <20020121021224.O21279@athlon.random>; from andrea@suse.de on Mon, Jan 21, 2002 at 02:12:24AM +0100
On Mon, Jan 21, 2002 at 02:12:24AM +0100, Andrea Arcangeli wrote:
> yes, in short the API to allow the userspace to keep the I/O pipeline
> full with a ring of user buffers is not available at the moment.
See http://www.kvack.org/~blah/aio/ . Seems to work pretty nicely
for raw io.
-ben
next prev parent reply other threads:[~2002-01-21 5:36 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <200201181743.g0IHhO226012@street-vision.com.suse.lists.linux.kernel>
[not found] ` <3C48607C.35D3DDFF@redhat.com.suse.lists.linux.kernel>
[not found] ` <20020120201603.L21279@athlon.random.suse.lists.linux.kernel>
2002-01-20 21:28 ` performance of O_DIRECT on md/lvm Andi Kleen
2002-01-20 21:42 ` arjan
2002-01-21 1:12 ` Andrea Arcangeli
2002-01-21 5:35 ` Benjamin LaHaise [this message]
2002-01-21 14:41 ` Andrea Arcangeli
[not found] <p734rlg90ga.fsf@oldwotan.suse.de.suse.lists.linux.kernel>
[not found] ` <m16SPj2-000OVeC@amadeus.home.nl.suse.lists.linux.kernel>
2002-01-20 22:11 ` Andi Kleen
2002-01-18 17:43 Justin Cormack
2002-01-18 17:50 ` Arjan van de Ven
2002-01-20 19:16 ` Andrea Arcangeli
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