From: | Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us> |
---|---|
To: | Teodor Sigaev <teodor(at)stack(dot)net> |
Cc: | pgsql-hackers(at)postgresql(dot)org, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
Subject: | Re: Patch for fixing a few memory leaks |
Date: | 2001-10-04 19:16:02 |
Message-ID: | 200110041916.f94JG2513079@candle.pha.pa.us |
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Lists: | pgsql-hackers |
Patch applied. Thanks.
> Patch fix memory leaks in src/backend/utils/fmgr/dfmgr.c .
> This leaks is very significant with massive update/insert tables with gist
> indexes in one transaction or with following sequence of commands:
> 1. COPY in table large number of row
> 2. CREATE GiST index on table
> 3. VACUUM ANALYZE
> On third step postgres eats very big number of memory.
> This patch fix it.
>
> BTW
> Tom, I want to notice that initGISTstate is called for every inserting value
> (for each row). I think it's not good, because this function called 'fmgr_info'
> 7 times. 'fmgr_info' call a 'load_external_function' with execution of sequence
> search on library name. Any suggestion?
>
> --
> Teodor Sigaev
> teodor(at)stack(dot)net
>
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--
Bruce Momjian | http://candle.pha.pa.us
pgman(at)candle(dot)pha(dot)pa(dot)us | (610) 853-3000
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