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From: Jens Axboe <axboe@kernel.dk>
To: Srinivasa Chamarthy <chamarthy.raju@gmail.com>, fio@vger.kernel.org
Subject: Re: client/server mode fails with Assertion `client->eta_in_flight = eta' failed
Date: Wed, 17 Feb 2016 13:28:04 -0700	[thread overview]
Message-ID: <56C4D7D4.4020904@kernel.dk> (raw)
In-Reply-To: <CABtFm2WPnKVVBVPU0N97ipX=RTAVK7Tz0nJUNtAmS9chLw3nHw@mail.gmail.com>

On 02/16/2016 01:19 AM, Srinivasa Chamarthy wrote:
> I started FIO in client/server mode with two clients running 24 jobs
> each on individual LUNs. After a while, FIO fails with the following
> assertion, even though the jobs are still running on both the clients.
>
> # fio --client=client1 --remote-config=/root/all_powerpath.fio
> --client=client2 --remote-config=/root/all_multipaths.fio
> hostname=client1, be=0, 64-bit, os=Linux, arch=x86-64,
> fio=fio-2.6-13-g8a76, flags=1
> hostname=client2, be=0, 64-bit, os=Linux, arch=x86-64,
> fio=fio-2.6-13-g8a76, flags=1
>
> <client2> readwrite-mpatha-8k-para: (g=0): rw=randrw, <client1>
> readwrite-emcpowera-8k-para: (g=0): rw=randrw, bs=8K-8K/8K-8K/8K-8K,
> bs=8K-8K/8K-8K/8K-8K, ioengine=libaio, iodepth=8
> ioengine=libaio, iodepth=8
> <client2> readwrite-mpathb-8k-para: (g=0): rw=randrw, <client1>
> readwrite-emcpowerb-8k-para: (g=0): rw=randrw, bs=8K-8K/8K-8K/8K-8K,
> bs=8K-8K/8K-8K/8K-8K, ioengine=libaio, iodepth=8
> ioengine=libaio, iodepth=8
> <client2> readwrite-mpathc-8k-para: (g=0): rw=randrw, <client1>
> readwrite-emcpowerc-8k-para: (g=0): rw=randrw, bs=8K-8K/8K-8K/8K-8K,
> bs=8K-8K/8K-8K/8K-8K, ioengine=libaio, iodepth=8
> ioengine=libaio, iodepth=8
> <client2> readwrite-mpathd-8k-para: (g=0): rw=randrw, <client1>
> readwrite-emcpowerd-8k-para: (g=0): rw=randrw, bs=8K-8K/8K-8K/8K-8K,
> bs=8K-8K/8K-8K/8K-8K, ioengine=libaio, iodepth=8
> ioengine=libaio, iodepth=8
>
> <<< Omit other info >>>
>
> <client2> Starting 24 processes
> <client1> Starting 24 processes
>
> client <client1>: timeout on SEND_ETA/405.7M/0K /s] [51.2K/50.7K/0
> iops] [eta 02d:23h:59m:49s]
> fio: client: unable to find matching tag (dbebe0)2M/0K /s]
> [60.8K/58.6K/0 iops] [eta 02d:23h:59m:54s]
> fio: client.c:1241: handle_eta: Assertion `client->eta_in_flight == eta' failed.
> Aborted
>
> # fio --version
> fio-2.6-13-g8a76
>
> Also sometimes the job information gets mixed up from both the clients
> as above.

Can you include the job file(s) that you used?

-- 
Jens Axboe



  reply	other threads:[~2016-02-17 20:28 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-02-16  8:19 client/server mode fails with Assertion `client->eta_in_flight = eta' failed Srinivasa Chamarthy
2016-02-17 20:28 ` Jens Axboe [this message]
2016-02-18  4:30   ` Srinivasa Chamarthy
2016-08-30 15:28     ` Chris Worley
2016-09-13 15:04       ` Jens Axboe
2016-09-13 15:09         ` Jens Axboe
2016-09-14  9:25           ` Srinivasa Chamarthy

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