From: Jens Axboe <axboe@kernel.dk>
To: Lakshmi <sendtold@gmail.com>, fio@vger.kernel.org
Subject: Re: ( file:io_u.c:1550, func=io_u error, error=No space left on device) when using libaio ioengine
Date: Mon, 14 Apr 2014 20:24:25 -0600 [thread overview]
Message-ID: <534C9859.2050801@kernel.dk> (raw)
In-Reply-To: <CAEyTGCffvRyGUgXaFP8k6X_kF9sDFbw_nP6T-LQS0bsQO8+D9A@mail.gmail.com>
On 2014-04-14 16:30, Lakshmi wrote:
> Hi Jens,
> I am trying to run a replay job with ioengine set as libaio. the
> other paratemers are shown below.
> ===================================================
> [global]
> #replay_no_stall=1
> ioengine=libaio
> iodepth=60
> direct=0
>
> group_reporting=1
>
> [job1]
> read_iolog=/home/TRACE_REPLAY_1/MarkTrace_Replay_1/pBlock_4kBusy_nanosec_device/file_54657438.bin
> ===================================================
> however when i run the Job i keep getting the below error
>
> job1: (groupid=0, jobs=90): err=28 (file:io_u.c:1550, func=io_u error,
> error=No space left on device): pid=13103: Mon Apr 14 17:24:36 2014
> read : io=10288KB, bw=7788.4KB/s, iops=1947, runt= 1321msec
> slat (usec): min=4, max=3311, avg= 7.03, stdev=65.18
> clat (usec): min=107, max=28167, avg=4105.30, stdev=2070.77
> lat (usec): min=114, max=31479, avg=4112.50, stdev=2086.66
> ........................................
> bw (KB /s): min= 7720, max= 7888, per=100.00%, avg=7804.00, stdev=118.79
> write: io=179568KB, bw=135933KB/s, iops=33868, runt= 1321msec
> slat (usec): min=3, max=24637, avg=686.05, stdev=1486.47
> clat (usec): min=14, max=70161, avg=5362.90, stdev=3996.05
> =========================================
>
> I don't get this when i try with sync or posixaio. Am I missing something here?
> Please let me know what is causing this in libaio engine.
That sounds odd. Can you send me the file_54657438.bin blktrace file?
Probably compress it first.
--
Jens Axboe
next prev parent reply other threads:[~2014-04-15 2:24 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-04-14 22:30 ( file:io_u.c:1550, func=io_u error, error=No space left on device) when using libaio ioengine Lakshmi
2014-04-15 2:24 ` Jens Axboe [this message]
2014-04-15 21:20 ` Lakshmi
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