From: Jens Axboe <axboe@suse.de>
To: Christoph Rohland <cr@sap.com>
Cc: Linux Kernel <linux-kernel@vger.kernel.org>,
"David S. Miller" <davem@redhat.com>
Subject: Re: [patch] zero-bounce block highmem I/O, #13
Date: Tue, 28 Aug 2001 12:41:26 +0200 [thread overview]
Message-ID: <20010828124125.I642@suse.de> (raw)
In-Reply-To: <20010827123700.B1092@suse.de> <m3itf85vlr.fsf@linux.local>
In-Reply-To: <m3itf85vlr.fsf@linux.local>
On Tue, Aug 28 2001, Christoph Rohland wrote:
> Hi Jens,
>
> I tested both #11 and #13 on my 8GB machine with sym53c8xx. The
> initialization of a SAP DB database takes 20 minutes with 2.4.9 and
> with 2.4.9+b13 it took nearly 2.5 hours :-(
Hmm that sounds _very_ strange indeed. What does the controller + disk
detection info look like?
Could you attach vmstat 1 info for pristine and b13 so I can compare the
two and get a clue as to what is going on? Thanks.
--
Jens Axboe
next prev parent reply other threads:[~2001-08-28 10:38 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-08-27 10:37 [patch] zero-bounce block highmem I/O, #13 Jens Axboe
2001-08-28 10:26 ` Christoph Rohland
2001-08-28 10:41 ` Jens Axboe [this message]
2001-08-28 10:55 ` Jens Axboe
2001-08-28 11:41 ` Jens Axboe
2001-08-28 12:16 ` Christoph Rohland
2001-08-28 12:43 ` Jens Axboe
2001-08-28 15:59 ` Christoph Rohland
[not found] ` <m3elpw5smc.fsf@linux.local>
2001-08-28 11:45 ` Jens Axboe
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