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Re: elevator question

To: weber@xxxxxxxxxx
Subject: Re: elevator question
From: Emmanuel Florac <eflorac@xxxxxxxxxxxxxx>
Date: Mon, 17 Mar 2014 18:45:16 +0100
Cc: Xfs <xfs@xxxxxxxxxxx>
Delivered-to: xfs@xxxxxxxxxxx
In-reply-to: <c9ab54d1b0462d58dcf0b8c8da768244@xxxxxxxxxx>
Organization: Intellique
References: <ea0e10e64a65dbd39cd71a826e18985e@xxxxxxxxxx> <CAFLt3pg256f7iNnYtZVu6dfQ=Z5rq3Aum_zWjGk571fHA4By-w@xxxxxxxxxxxxxx> <c9ab54d1b0462d58dcf0b8c8da768244@xxxxxxxxxx>
Le Mon, 17 Mar 2014 18:25:32 +0100
Marko Weber|8000 <weber@xxxxxxxxxx> écrivait:

> thx grozdan,
> but what, if i have mixed setup in a server ssd + sata ??
> 

Very easy, you can set the io scheduler for each device separately at
will:

echo 'noop' > /sys/block/sda/queue/scheduler
echo 'deadline' > /sys/block/sdb/queue/scheduler

You can put that in some startup script like /etc/rc.local.

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