| From: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
|---|---|
| To: | Bruce Momjian <bruce(at)momjian(dot)us> |
| Cc: | Tatsuo Ishii <ishii(at)postgresql(dot)org>, pgsql-performance(at)postgresql(dot)org, pgsql-hackers(at)postgresql(dot)org |
| Subject: | Re: pg_dump and thousands of schemas |
| Date: | 2012-08-30 20:51:56 |
| Message-ID: | 1086.1346359916@sss.pgh.pa.us |
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| Lists: | pgsql-hackers pgsql-performance |
Bruce Momjian <bruce(at)momjian(dot)us> writes:
> On Thu, May 31, 2012 at 09:20:43AM +0900, Tatsuo Ishii wrote:
>>> Ok, I modified the part of pg_dump where tremendous number of LOCK
>>> TABLE are issued. I replace them with single LOCK TABLE with multiple
>>> tables. With 100k tables LOCK statements took 13 minutes in total, now
>>> it only takes 3 seconds. Comments?
>> Shall I commit to master and all supported branches?
> Was this applied?
No, we fixed the server side instead.
regards, tom lane
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