Thanks.
--
公益是一辈子的事,I'm Digoal,Just Do It.
At 2014-06-23 10:31:50, "Tomas Vondra" <tv(at)fuzzy(dot)cz> wrote:
>On 23 Červen 2014, 9:17, digoal(at)126(dot)com wrote:
>> it's a postgresql bug?
>
>I doubt that. Most likely it's caused by the zfs filesystem, which has
>interesting features but it's not exactly for free. Try to use some other
>'traditional' filesystem (e.g. ext4 or xfs) and check how long it takes
>with it.
>
>There are ways to tune zfs, but pgsql-bugs is not the right list to
>discuss that. Please ask in pgsql-performance.
>
>regards
>Tomas
>