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From: Tomasz Chmielewski <mangoo@wpkg.org>
To: linux-btrfs <linux-btrfs@vger.kernel.org>
Cc: rbellamy@pteradigm.com
Subject: Re: btrfs and iostat - how do I measure the live performance of my  btrsf filesystems?
Date: Tue, 05 Aug 2014 16:14:36 +0200	[thread overview]
Message-ID: <e464a0229fbd354aea0d15d8342330b1@admin.virtall.com> (raw)

> root@a i ~ # iostat
> Linux 3.14.15-1-lts (eanna) 08/04/2014 _x86_64_ (24 CPU)
> 
> (...)
> 
> How do I boil those numbers down to something meaningful, so I can get
> an idea of the throughput in situ?

Simple iostat won't give you meaningful live performance stats.

You can combine it i.e. like below:

iostat -x 1
iostat -mx 1
iostat -m 1

etc.



-- 
Tomasz Chmielewski
http://www.sslrack.com


             reply	other threads:[~2014-08-05 14:23 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-08-05 14:14 Tomasz Chmielewski [this message]
2014-08-05 22:06 ` btrfs and iostat - how do I measure the live performance of my btrsf filesystems? G. Richard Bellamy
2014-08-05 23:39   ` Tomasz Chmielewski
2014-08-22 21:36     ` G. Richard Bellamy
2014-08-23  3:24       ` Duncan
2014-08-23  4:13         ` G. Richard Bellamy
  -- strict thread matches above, loose matches on Subject: below --
2014-08-04 23:01 G. Richard Bellamy

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