From: | Vivek Khera <khera(at)kcilink(dot)com> |
---|---|
To: | pgsql-general(at)postgresql(dot)org |
Subject: | Re: REINDEX slow? |
Date: | 2004-04-13 17:49:42 |
Message-ID: | x7ekqr4vk9.fsf@yertle.int.kciLink.com |
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Lists: | pgsql-general |
>>>>> "TL" == Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> writes:
TL> Edmund Dengler <edmundd(at)eSentire(dot)com> writes:
>> Searching the web, I find lots of references to index bloat, as
>> well as recent discussions concerning index page recovery (such
>> items as reclaiming empty B+-tree pages and such). What is the
>> current state re bloat?
TL> You tell me --- are you still seeing bloat problems with 7.4?
TL> If so, can you provide more details about the index schema and
TL> the table's update patterns?
I had *awful* bloat with 7.2. When I upgraded to 7.4, I noticed less
of it, but it was still there. Then I discovered two programs that
were sleeping for long times inside of a transaction. Restructuring
those to open transactions as needed fixed it all.
--
=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
Vivek Khera, Ph.D. Khera Communications, Inc.
Internet: khera(at)kciLink(dot)com Rockville, MD +1-301-869-4449 x806
AIM: vivekkhera Y!: vivek_khera http://www.khera.org/~vivek/
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