On Thu, May 31, 2012 at 10:45 AM, Tatsuo Ishii <ishii(at)postgresql(dot)org> wrote:
> Just for record, I rerun the test again with my single-LOCK patch, and
> now total runtime of pg_dump is 113 minutes.
> 188 minutes(9.0)->125 minutes(git master)->113 minutes(with my patch).
> So far, I'm glad to see 40% time savings at this point.
I see only 9.6% savings (100 * (113/125 - 1)). What am I missing?
remember.guy do |as, often| as.you_can - without end
In response to
pgsql-performance by date
|Next:||From: Tatsuo Ishii||Date: 2012-05-31 14:07:57|
|Subject: Re: pg_dump and thousands of schemas|
|Previous:||From: Tatsuo Ishii||Date: 2012-05-31 08:45:26|
|Subject: Re: pg_dump and thousands of schemas |
pgsql-hackers by date
|Next:||From: Tom Lane||Date: 2012-05-31 13:51:25|
|Subject: Re: FailedAssertion("!(PrivateRefCount[i] == 0)", File: "bufmgr.c", Line: 1741 |
|Previous:||From: Tom Lane||Date: 2012-05-31 13:31:18|
|Subject: Re: heap_form_tuple crashing |