Re: Applications using fsync cause hangs for several seconds every few minutes

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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
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