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1 | | -<!-- $PostgreSQL: pgsql/doc/src/sgml/config.sgml,v 1.198 2008/11/21 20:21:59 tgl Exp $ --> |
| 1 | +<!-- $PostgreSQL: pgsql/doc/src/sgml/config.sgml,v 1.199 2008/12/08 15:11:39 mha Exp $ --> |
2 | 2 |
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3 | 3 | <chapter Id="runtime-config"> |
4 | 4 | <title>Server Configuration</title> |
@@ -881,6 +881,11 @@ SET ENABLE_SEQSCAN TO OFF; |
881 | 881 | than <varname>work_mem</varname>. Larger settings might improve |
882 | 882 | performance for vacuuming and for restoring database dumps. |
883 | 883 | </para> |
| 884 | + <para> |
| 885 | + Note that when autovacuum runs, up to |
| 886 | + <xref linkend="guc-autovacuum-max-workers"> times this memory may be |
| 887 | + allocated, so be careful not to set the default value too high. |
| 888 | + </para> |
884 | 889 | </listitem> |
885 | 890 | </varlistentry> |
886 | 891 |
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