Date: Sun, 26 Mar 2006 22:19:52 -0800
From: "Randy.Dunlap" <rdunlap@xenotime.net>
To: Linda Walsh <lkml@tlinx.org>
Cc: Valdis.Kletnieks@vt.edu, linux-kernel@vger.kernel.org
Subject: Re: Block I/O Schedulers: Can they be made selectable/device?
 @runtime?
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On Sun, 26 Mar 2006 19:20:27 -0800 Linda Walsh wrote:

> Valdis.Kletnieks@vt.edu wrote:
> > Hasn't been for quite some time. 
> > From my /etc/rc.local:
> >   
> Great...the file "Documentation/as_iosched.txt"  is apparently
> out of date.

What kernel version are you looking at?
That file is now Documentation/block/as_iosched.txt .


> > echo cfq > /sys/block/hda/queue/scheduler
> > echo noop > /sys/block/hdb/queue/scheduler
> >
> > (hda is a real disk with ext3 partitions on it, hdb is a DVD/CD/RW that almost
> > always has exactly one process reading or writing to it at a given time, so doing
> > things in the order requested is just fine).
> >
> > Simple enough? ;)
> >   
> ---
>     Sounds fine.  I don't suppose it's too much to ask, but where should
> should I have found the updated information? :-)

Patches accepted... Please summarize what you have found, even if not in
patch format (and I'll make it a patch).

---
~Randy
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