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<chapter id="installation">

<title><![%standalone-include[<productname>PostgreSQL</>]]>

</indexterm>

<para>

PostgreSQL on AIX works, but getting it installed properly can be

challenging.BothAIXversion4.3 and 5.3 aresupported in

theory.You can use GCC or the native IBM compiler xlc. In

PostgreSQLworkson AIX, but getting it installed properly can be

challenging. AIXversions from4.3.3 to 6.1 areconsidered supported.

You can use GCC or the native IBM compiler xlc. In

general, using recent versions of AIX and PostgreSQL helps. Check

the build farm for up to date information about which versions of

AIX are known to work.

</para>

<para>

Use the following <command>configure</command> flags in addition

to your own if you have Readline or libz

to your own if you haveinstalledReadline or libz

there: <literal>--with-includes=/usr/local/include

--with-libraries=/usr/local/lib</literal>.

</para>

<ulink url="http://www.han.de/~jum/aix/ldd.c"></ulink>.

</para>

<sect3>

<title>AIX 4.3.2</title>

<para>

<xref linkend="AIX-fixlevels"> shows the minimum recommended fix levels

for various AIX versions. To check your current fix level, use

<command>oslevel -r</command> in AIX 4.3.3 to AIX 5.2 ML 7, or

<command>oslevel -s</command> in later versions.

</para>

<para>

On AIX 4.3.2, you need <filename>libm.a</filename> that is in the

fileset <literal>bos.adt.libm</>. Try the following command:

<screen>

$ lslpp -l bos.adt.libm

</screen>

</para>

</sect3>

<table id="AIX-fixlevels">

<title>

Minimum recommended <systemitem class="osname">AIX</systemitem> fix levels

</title>

<tgroup cols="2">

<thead>

<row>

<entry>AIX version</entry>

<entry>fix level</entry>

</row>

</thead>

<tbody>

<row>

<entry>AIX 4.3.3</entry>

<entry>Maintenance Level 11 + post ML11 bundle</entry>

</row>

<row>

<entry>AIX 5.1</entry>

<entry>Maintenance Level 9 + post ML9 bundle</entry>

</row>

<row>

<entry>AIX 5.2</entry>

<entry>Technology Level 10 Service Pack 3</entry>

</row>

<row>

<entry>AIX 5.3</entry>

<entry>Technology Level 7</entry>

</row>

<row>

<entry>AIX 6.1</entry>

<entry>Base Level</entry>

</row>

</tbody>

</tgroup>

</table>

<sect3>

<title>GCC issues</title>

<para>

The problem was reported to IBM, and is recorded as bug report

PMR29657. If you upgrade to maintenance level 5300-03, that will

include this fix.Use the command <literal>oslevel -r</literal>

todetermine what maintenance level you are at. An immediate

<filename>/usr/include/sys/socket.h</filename>.

PMR29657. If you upgrade to maintenance level 5300-03 or later,

that willinclude this fix.A quick workaround

istoalter <symbol>_SS_MAXSIZE</symbol> to 1025 in

recompile PostgreSQL once you have the corrected header file.

</para>

</sect3>

to parse IP addresses in <varname>listen_addresses</>,

<filename>pg_hba.conf</>, etc. Older versions of AIX have assorted

bugs in this function. If you have problems related to these settings,

updating to the latest fix pack for your AIX release should fix it.

updating to the appropriate fix level shown in <xref

linkend="AIX-fixlevels"> should take care of it.

</para>

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