Re: Memory usage of auto-vacuum

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On 9/07/2011 3:25 PM, Gael Le Mignot wrote:

Hello,

We are running  a PostgreSQL 8.4 database, with  two tables containing a
lot (>  1 million) moderatly  small rows. It contains some btree indexes,
and one of the two tables contains a gin full-text index.

We noticed  that the  autovacuum process  tend to use  a lot  of memory,
bumping the postgres process near 1Gb while it's running.

What is maintenance_work_mem set to in postgresql.conf?

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