From: Jens Axboe <axboe@kernel.dk>
To: "Neto, Antonio Jose Rodrigues" <Antonio.Jose.Rodrigues.Neto@netapp.com>
Cc: "fio@vger.kernel.org" <fio@vger.kernel.org>
Subject: Re: Group reporting with latency and IOPS
Date: Tue, 29 Jan 2013 14:02:12 +0100 [thread overview]
Message-ID: <20130129130212.GB8800@kernel.dk> (raw)
In-Reply-To: <843E15216120C047928F6879B0E2D9240F6D006F@SACEXCMBX02-PRD.hq.netapp.com>
On Mon, Jan 28 2013, Neto, Antonio Jose Rodrigues wrote:
> Hi All,
>
> This is neto from Brazil
>
> How are you?
>
> I just need a help to make sure I understood correctly the report (see below --Output).
>
> Trying to generate 80% Read and 20% Write - 8KB block size
>
> Reads
> IOPS: 15330
> Latency: (clat) 628usecs - 0.628ms
Correct. Well 629 really, if rounded properly.
> Writes
> IOPS: 3827
> Latency: (clat) 577usecs - 0.577ms
Correct too.
> Am I doing the correct analysis?
Yep.
> One question is: Is it possible to have global IOPS and latency?
You mean for both read and write combined? Fio does not report that, but
for IOPS you could just add them. For latency, the larger of the two.
--
Jens Axboe
next prev parent reply other threads:[~2013-01-29 13:02 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-01-28 23:32 Group reporting with latency and IOPS Neto, Antonio Jose Rodrigues
2013-01-29 13:02 ` Jens Axboe [this message]
2013-01-29 13:41 ` Neto, Antonio Jose Rodrigues
2013-01-29 13:46 ` Jens Axboe
2013-01-29 13:49 ` Neto, Antonio Jose Rodrigues
2013-01-29 13:54 ` Jens Axboe
2013-01-29 13:58 ` Neto, Antonio Jose Rodrigues
2013-01-29 20:10 ` Jens Axboe
2013-01-29 20:28 ` Neto, Antonio Jose Rodrigues
2013-01-29 20:32 ` Jens Axboe
2013-01-29 20:40 ` Neto, Antonio Jose Rodrigues
2013-01-29 21:16 ` Jens Axboe
2013-01-30 3:54 ` Neto, Antonio Jose Rodrigues
2013-01-30 11:08 ` Jens Axboe
2013-02-01 6:35 ` Georg Schönberger
2013-02-01 10:13 ` Jens Axboe
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