From: Jens Axboe <axboe@kernel.dk>
To: Bruce Cran <bruce@cran.org.uk>
Cc: Tom Blamer <blamer@gmail.com>, fio@vger.kernel.org
Subject: Re: Anyone doing async I/O on FreeBSD?
Date: Thu, 25 Oct 2012 14:30:40 +0200 [thread overview]
Message-ID: <508930F0.50205@kernel.dk> (raw)
In-Reply-To: <9688A91D-52A1-41E8-A9BD-90486CAF8C22@cran.org.uk>
On 2012-10-25 12:58, Bruce Cran wrote:
>
> On 25 Oct 2012, at 09:20, Jens Axboe <axboe@kernel.dk> wrote:
>
>> That's aio_read or aio_write returning -1/ENOSYS, which means that it's
>> not implemented. From a quick google, on FreeBSD, it seems you need to
>> have a kernel compiled with VFS_AIO enabled. Not sure why that isn't the
>> default�
>
>
> There was a discussion about it a few months ago - http://freebsd.1045724.n5.nabble.com/aio-in-GENERIC-td5727900.html .
> For now you need to 'kldload aio'.
Thanks Bruce, helps with somebody from the camp :-)
"Someone" should collect all these questions and turn them into an
FAQ...
--
Jens Axboe
next prev parent reply other threads:[~2012-10-25 12:30 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-10-24 21:45 Anyone doing async I/O on FreeBSD? Tom Blamer
2012-10-25 8:20 ` Jens Axboe
2012-10-25 10:58 ` Bruce Cran
2012-10-25 12:30 ` Jens Axboe [this message]
2012-10-25 21:43 ` Tom Blamer
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