From: Jens Axboe <axboe@kernel.dk>
To: Jeff Furlong <jeff.furlong@hgst.com>,
Karl Cronburg <kcronbur@redhat.com>
Cc: "fio@vger.kernel.org" <fio@vger.kernel.org>
Subject: Re: what is the sample logger doing when the buffer fills up?
Date: Thu, 7 Jul 2016 15:44:09 -0600 [thread overview]
Message-ID: <577ECD29.2090204@kernel.dk> (raw)
In-Reply-To: <BN3PR0401MB1457BF2D349098BBF7F579A2F73B0@BN3PR0401MB1457.namprd04.prod.outlook.com>
On 07/07/2016 03:04 PM, Jeff Furlong wrote:
> I am still seeing dropped entries on a slightly different case:
>
> # fio -version
> fio-2.12-5-g0b2e
>
> # fio --name=test_job --ioengine=libaio --direct=1 --rw=randread --iodepth=256 --size=100% --numjobs=2 --bs=4k --filename=/dev/nvme0n1 --group_reporting --write_bw_log=test_job --write_iops_log=test_job --write_lat_log=test_job --log_avg_msec=1000 --disable_lat=0 --disable_clat=0 --disable_slat=0 --runtime=60s --time_based --output=test_job
>
> # cat test_job_iops.1.log
> 1000, 375601, 0, 0
> 3000, 243539, 0, 0
> 4000, 462076, 0, 0
That's very odd. Is it just the 2000 that's dropped, or are there more?
--
Jens Axboe
next prev parent reply other threads:[~2016-07-07 21:44 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-07-06 15:56 what is the sample logger doing when the buffer fills up? Karl Cronburg
2016-07-07 18:36 ` Jens Axboe
2016-07-07 19:46 ` Karl Cronburg
2016-07-07 21:04 ` Jeff Furlong
2016-07-07 21:44 ` Jens Axboe [this message]
2016-07-07 21:47 ` Jeff Furlong
2016-07-07 21:50 ` Jens Axboe
2016-07-18 18:24 ` Matthew Eaton
2016-07-19 0:09 ` Jeff Furlong
2016-07-20 20:29 ` Karl Cronburg
2016-07-20 21:23 ` Jeff Furlong
2016-07-20 21:28 ` Jeff Furlong
2016-07-20 23:46 ` Jens Axboe
2016-07-21 15:49 ` Karl Cronburg
2016-07-21 17:00 ` Jeff Furlong
2016-07-21 21:26 ` Karl Cronburg
2016-07-21 23:26 ` Jeff Furlong
2016-07-22 14:47 ` Jens Axboe
2016-07-22 15:55 ` Jens Axboe
2016-07-22 18:37 ` Jens Axboe
2016-07-22 18:52 ` Jeff Furlong
2016-07-22 18:55 ` Jens Axboe
2016-07-22 19:20 ` Jens Axboe
2016-07-22 19:40 ` Jeff Furlong
2016-07-22 19:49 ` Jens Axboe
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