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<chapter id="installation">
<title><![%standalone-include[<productname>PostgreSQL</>]]>
<para>
Also check that you have sufficient disk space. You will need about
- 65 MB for the source tree during compilation and about 15 MB for
+ 100 MB for the source tree during compilation and about 20 MB for
the installation directory. An empty database cluster takes about
- 25 MB; databases take about five times the amount of space that a
+ 35 MB; databases take about five times the amount of space that a
flat text file with the same data would take. If you are going to
run the regression tests you will temporarily need up to an extra
- 90 MB. Use the <command>df</command> command to check free disk
+ 150 MB. Use the <command>df</command> command to check free disk
space.
</para>
</sect1>