Index: doc/src/sgml/monitoring.sgml
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RCS file: /cvsroot/pgsql/doc/src/sgml/monitoring.sgml,v
retrieving revision 1.66
diff -c -c -r1.66 monitoring.sgml
*** doc/src/sgml/monitoring.sgml	28 Mar 2009 00:10:23 -0000	1.66
--- doc/src/sgml/monitoring.sgml	9 Apr 2009 22:31:00 -0000
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*** 924,931 ****
  
     <note>
      <para>
!      <function>blocks_fetched</function> minus
!      <function>blocks_hit</function> gives the number of kernel
       <function>read()</> calls issued for the table, index, or
       database; but the actual number of physical reads is usually
       lower due to kernel-level buffering.
--- 924,931 ----
  
     <note>
      <para>
!      <function>pg_stat_get_blocks_fetched</function> minus
!      <function>pg_stat_get_blocks_hit</function> gives the number of kernel
       <function>read()</> calls issued for the table, index, or
       database; but the actual number of physical reads is usually
       lower due to kernel-level buffering.