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From: "Carlos E. R." <carlos.e.r@opensuse.org>
To: XFS mailing list <xfs@oss.sgi.com>
Subject: Re: Performance impact of mkfs.xfs vs mkfs.xfs -f
Date: Wed, 26 Aug 2015 02:39:11 +0200	[thread overview]
Message-ID: <55DD0AAF.9090401@opensuse.org> (raw)
In-Reply-To: <20150825234300.GN714@dastard>

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On 2015-08-26 01:43, Dave Chinner wrote:
> On Tue, Aug 25, 2015 at 04:09:33PM -0700, Shrinand Javadekar 
> wrote:

>> Formatted the new disks with mkfs.xfs. Ran the workload. 
>> Reformatted the disks with mkfs.xfs -f. Ran the workload.


> Anyway, please post the output so we can see the differences for 
> ourselves. What we need is mkfs output in both cases, and xfs_info
>  output in both cases after mount.

Suggestion (for the OP):

To reformat a third time without "-f", you can reformat as ext4, then
format a second time as xfs. But to imitate a new disk, you have to
zero it with dd.

Then you can replay the test and obtain the requested data :-)

- -- 
Cheers / Saludos,

		Carlos E. R.

  (from 13.1 x86_64 "Bottle" (Minas Tirith))

- -- 
Cheers / Saludos,

		Carlos E. R.

  (from 13.1 x86_64 "Bottle" (Minas Tirith))
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  reply	other threads:[~2015-08-26  0:39 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-08-25 20:32 Performance impact of mkfs.xfs vs mkfs.xfs -f Shrinand Javadekar
2015-08-25 21:24 ` Shrinand Javadekar
2015-08-25 21:44 ` Eric Sandeen
2015-08-25 23:09   ` Shrinand Javadekar
2015-08-25 23:43     ` Dave Chinner
2015-08-26  0:39       ` Carlos E. R. [this message]
2015-08-26  1:09         ` Dave Chinner
2015-08-26  7:25           ` Martin Steigerwald
2015-08-26 17:48       ` Shrinand Javadekar
2015-08-26 18:44         ` Eric Sandeen
2015-08-26 19:04         ` Eric Sandeen

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