From: Jay Strauss <me@heyjay.com>
To: Mike Hardy <mhardy@h3c.com>
Cc: Gordon Henderson <gordon@drogon.net>, linux-raid@vger.kernel.org
Subject: Re: Raid 1 install revealed poor HD performance (I think)
Date: Tue, 17 May 2005 15:51:26 -0500 [thread overview]
Message-ID: <428A594E.5080207@heyjay.com> (raw)
In-Reply-To: <428A2133.4080202@h3c.com>
> I was sure it would be DMA too :-). Wonder if multicount makes that much
> of a difference?
It doesn't, I tried just before leaving this morning. No diff.
>
> Either way, one of the first things I typically do on a server is add an
> hdparm line with whatever the disks need for that particular machine.
I don't understand the above "whatever the disks need" portion of this
statement. Can you give me a little more detail?
> So, even if you can't get your distribution to tune your IDE chipset and
> IDE hard drives perfectly, with something like multicount or write
> caching, its effective (IMHO) to just force your settings on boot.
What settings am I to force? And to what values? I guess I'm asking,
are you saying just put the hdparm setting in a rc.local? If so, I'm
still stumped on what those settings need to be
Thanks
Jay
next prev parent reply other threads:[~2005-05-17 20:51 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-05-17 15:11 Raid 1 install revealed poor HD performance (I think) Jay Strauss
2005-05-17 15:50 ` Gordon Henderson
2005-05-17 16:17 ` Jay Strauss
2005-05-17 16:23 ` Gordon Henderson
2005-05-17 16:52 ` Mike Hardy
2005-05-17 20:51 ` Jay Strauss [this message]
2005-05-17 20:54 ` Mike Hardy
2005-05-17 22:16 ` Tobias Hofmann
2005-05-17 23:00 ` Jay Strauss
2005-05-18 3:28 ` Jay Strauss
2005-05-17 22:45 ` Peter T. Breuer
2005-05-17 23:42 ` Henrik Holst
2005-05-18 3:30 ` Jay Strauss
2005-05-17 23:44 ` Henrik Holst
2005-05-19 15:32 ` Jay Strauss
2005-05-19 16:14 ` Mike Hardy
2005-05-19 18:40 ` Jay Strauss
2005-05-19 20:43 ` Mike Hardy
2005-05-20 1:43 ` Jay Strauss
[not found] <Pine.LNX.4.44.0505180206580.1777-100000@coffee.psychology.mcmaster.ca>
2005-05-18 15:08 ` Mike Hardy
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