Re: Re: [COMMITTERS] pgsql: Get rid of the need for manual maintenance of the initial - Mailing list pgsql-hackers

From Alvaro Herrera
Subject Re: Re: [COMMITTERS] pgsql: Get rid of the need for manual maintenance of the initial
Date
Msg-id 20100105190404.GH3660@alvh.no-ip.org
Whole thread Raw
In response to Re: Re: [COMMITTERS] pgsql: Get rid of the need for manual maintenance of the initial  (Stefan Kaltenbrunner <stefan@kaltenbrunner.cc>)
List pgsql-hackers
Stefan Kaltenbrunner escribió:

> foreach my $row (@$data)
> {
> 
>     # To construct fmgroids.h and fmgrtab.c, we need to inspect some
>     # of the individual data fields.  Just splitting on whitespace
>     # won't work, because some quoted fields might contain internal
>     # whitespace.  We handle this by folding them all to a simple
>     # "xxx". Fortunately, this script doesn't need to look at any
>     # fields that might need quoting, so this simple hack is
>     # sufficient.
> 
> ...
> }
> 
> it does after around 1050 iterations of that loop at it seems to
> leak exactly 240kbyte per iteration which sums up to around 250MB in
> total for the process...

Hmm, is this running some old Perl version?  Perhaps it's not freeing
memory timely ... maybe unsetting/deleting $row after each iteration?

-- 
Alvaro Herrera                                http://www.CommandPrompt.com/
PostgreSQL Replication, Consulting, Custom Development, 24x7 support


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