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1 | | -<!-- $PostgreSQL: pgsql/doc/src/sgml/runtime.sgml,v 1.422 2008/11/20 11:48:26 mha Exp $ --> |
| 1 | +<!-- $PostgreSQL: pgsql/doc/src/sgml/runtime.sgml,v 1.423 2008/12/16 19:30:43 alvherre Exp $ --> |
2 | 2 |
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3 | 3 | <chapter Id="runtime"> |
4 | 4 | <title>Operating System Environment</title> |
@@ -1124,6 +1124,16 @@ set semsys:seminfo_semmsl=32 |
1124 | 1124 | </tbody> |
1125 | 1125 | </tgroup> |
1126 | 1126 | </table> |
| 1127 | + |
| 1128 | + <note> |
| 1129 | + <para> |
| 1130 | + The multipliers for <varname>shared_buffers</> and |
| 1131 | + <varname>wal_buffers</> should be the number of buffers, not the |
| 1132 | + amount in bytes. To find out the number of shared or wal buffers, divide |
| 1133 | + the amount in bytes by <xref linkend="guc-block-size"> and |
| 1134 | + <xref linkend="guc-wal-block-size">, respectively. |
| 1135 | + </para> |
| 1136 | + </note> |
1127 | 1137 | </sect2> |
1128 | 1138 |
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1129 | 1139 |
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