From: Andrew Guertin <andrew.guertin@uvm.edu>
To: Chris Mason <chris.mason@oracle.com>
Cc: linux-btrfs <linux-btrfs@vger.kernel.org>
Subject: Re: Applications using fsync cause hangs for several seconds every few minutes
Date: Sat, 20 Aug 2011 13:18:29 -0400 [thread overview]
Message-ID: <4E4FEC65.2070903@uvm.edu> (raw)
In-Reply-To: <1313678278-sup-1155@shiny>
On 08/18/2011 10:38 AM, Chris Mason wrote:
> Excerpts from Andrew Guertin's message of 2011-08-11 21:13:18 -0400:
>> On 08/09/2011 05:29 PM, Andrew Guertin wrote:
>>> I have not tried 3.1-rc1, but plan to soon.
>>
>> I've tested now, this does still occur in 3.1-rc1.
>
> Ok, I had high hopes that the btrfs changes in rc1 would fix this.
>
> Could you please try with the deadline elevator instead of the cfq
> default?
The deadline elevator does not fix it (tested with 3.1-rc2)
Sorry for taking a long time with this.
--Andrew
next prev parent reply other threads:[~2011-08-20 17:18 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-08-09 21:29 Applications using fsync cause hangs for several seconds every few minutes Andrew Guertin
2011-08-12 1:13 ` Andrew Guertin
2011-08-18 14:38 ` Chris Mason
2011-08-20 17:18 ` Andrew Guertin [this message]
2011-08-17 14:24 ` Andrew Guertin
2011-08-17 14:29 ` Michael Cronenworth
2011-08-17 14:38 ` Andrew Guertin
2011-08-17 14:55 ` Dave
2011-08-18 2:41 ` Anand Jain
2011-08-18 6:44 ` youagree
2011-08-18 7:29 ` Andrew Guertin
2011-08-18 7:55 ` youagree
2011-08-18 11:45 ` Andrew Guertin
2011-08-19 9:58 ` Anand Jain
2011-08-18 7:41 ` Andrew Guertin
2011-08-18 6:47 ` Chris Samuel
2011-08-18 6:58 ` youagree
2011-08-19 7:34 ` Chris Samuel
-- strict thread matches above, loose matches on Subject: below --
2011-06-21 11:15 Jan Stilow
2011-06-06 22:58 Nirbheek Chauhan
2011-07-18 17:37 ` Mck
2011-07-18 18:17 ` Josef Bacik
2011-07-20 20:59 ` Nirbheek Chauhan
2011-08-03 15:50 ` mck
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