8000 Update BSDI SGML. · postgrespro/postgres@016f0ee · GitHub
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Update BSDI SGML.
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‎doc/FAQ_BSDI

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@@ -11,7 +11,7 @@ Bruce Momjian (pgman@candle.pha.pa.us) 2000-07-7
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1) To increase the amount of malloc'ed memory and files opened by
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PostgreSQL, add this:
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:datasize-cur=600M:\
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:datasize-cur=256M:\
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:openfiles-cur=256:
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to your /etc/login.conf file.

‎doc/src/sgml/runtime.sgml

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<!--
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$Header: /cvsroot/pgsql/doc/src/sgml/runtime.sgml,v 1.51 2001/02/15 04:28:50 tgl Exp $
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$Header: /cvsroot/pgsql/doc/src/sgml/runtime.sgml,v 1.52 2001/02/16 16:10:06 momjian Exp $
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-->
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<Chapter Id="runtime">
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<para>
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By default, only 4 MB of shared memory is supported. Keep in
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mind that shared memory is not pageable; it is locked in RAM.
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To increase the number of buffers supported by the
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postmaster, increase <varname>SHMMAXPGS</> by 1024 for every
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additional 4 MB of shared memory:
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To increase the number of buffers supported by the postmaseter, add the
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following to your kernel config file. A <varname>SHMALL</> value of 1024
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represents 4MB of shared memory. Increase it accordingly:
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<programlisting>
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/sys/sys/shm.h:69:#define SHMMAXPGS 1024 /* max hardware pages... */
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options "SHMALL=4096"
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options "SHMMAX=\(SHMALL*PAGE_SIZE\)"
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</programlisting>
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The default setting of 1024 provides a maximum of 4 MB of shared
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memory.
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</para>
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</formalpara>
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the bpatch value, plus add 1 for every additional 4 MB of
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shared memory you desire.
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<programlisting>
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/sys/i386/i386/i386_param.c:28:#define SYSPTSIZE 0 /* dynamically... */
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options "SYSPTSIZE=13"
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</programlisting>
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<varname>sysptsize</> can not be changed by sysctl on the fly.
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</para>

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