Re: GiST memory usage - Mailing list pgsql-hackers

From strk@refractions.net
Subject Re: GiST memory usage
Date
Msg-id 20050813114352.GA28208@keybit.net
Whole thread Raw
In response to GiST memory usage  (strk@refractions.net)
List pgsql-hackers
Missing info for the report:win32postgresql 8.0.3maintenance_work_mem  512btree index on oid works fine


--strk;

On Sat, Aug 13, 2005 at 01:12:30PM +0200, strk@refractions.net wrote:
> Hi all.
> I've been reported memory limit hits
> during a postgis index construction
> (GiST index).
> 
> The indexed tuples are about 425 millions.
> The index key is a box2d object (4*sizeof(float)).
> 
> The machine has 4 Gb of RAM, and operations are
> peaked at ~2.4 Gb of usage.
> 
> Is there a way to detect where is memory hold ?
> 
> Is there an index-specific memory context for use
> to early release memory blocks allocated during
> operations (didn't see any use of memory contexts
> in the contrib/rtree_gist) ?
> 
> TIA
> 
> --strk;


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