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Document that enabling asserts can _significantly_ slow down the server. 

Back patch to 8.3.X.
This commit is contained in:
Bruce Momjian 2008-03-06 21:37:33 +00:00
parent 38ade59f95
commit dc29472b74
1 changed files with 6 additions and 5 deletions
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11
doc/src/sgml/installation.sgml
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@ -1,4 +1,4 @@
<!-- $PostgreSQL: pgsql/doc/src/sgml/installation.sgml,v 1.302 2008/02/17 16:36:43 petere Exp $ -->
<!-- $PostgreSQL: pgsql/doc/src/sgml/installation.sgml,v 1.303 2008/03/06 21:37:33 momjian Exp $ -->
<chapter id="installation">
<title><![%standalone-include[<productname>PostgreSQL</>]]>
@ -1144,14 +1144,15 @@ su - postgres
<para>
Enables <firstterm>assertion</> checks in the server, which test for
many <quote>cannot happen</> conditions. This is invaluable for
code development purposes, but the tests slow things down a little.
code development purposes, but the tests can slow down the
server significantly.
Also, having the tests turned on won't necessarily enhance the
stability of your server! The assertion checks are not categorized
for severity, and so what might be a relatively harmless bug will
still lead to server restarts if it triggers an assertion
failure. Currently, this option is not recommended for
production use, but you should have it on for development work
or when running a beta version.
failure. This option is not recommended for production use, but
you should have it on for development work or when running a beta
version.
</para>
</listitem>
</varlistentry>