stas 02/05/22 12:12:56
Modified: src/docs/1.0/guide performance.pod
Log:
configuration bug fix
Revision Changes Path
1.17 +15 -14 modperl-docs/src/docs/1.0/guide/performance.pod
Index: performance.pod
===================================================================
RCS file: /home/cvs/modperl-docs/src/docs/1.0/guide/performance.pod,v
retrieving revision 1.16
retrieving revision 1.17
diff -u -r1.16 -r1.17
--- performance.pod 22 May 2002 05:27:34 -0000 1.16
+++ performance.pod 22 May 2002 19:12:56 -0000 1.17
@@ -3297,35 +3297,35 @@
C<PerlSetupEnv Off> is another optimization you might consider. This
directive requires mod_perl 1.25 or later.
-I<mod_perl> fiddles with the environment to make it appear as if the
-script were being called under the CGI protocol. For example, the
-C<$ENV{QUERY_STRING}> environment variable is initialized with the
-contents of I<Apache::args()>, and the value returned by
-I<Apache::server_hostname()> is put into C<$ENV{SERVER_NAME}>.
+When this option is enabled, I<mod_perl> fiddles with the environment
+to make it appear as if the code is called under the mod_cgi handler.
+For example, the C<$ENV{QUERY_STRING}> environment variable is
+initialized with the contents of I<Apache::args()>, and the value
+returned by I<Apache::server_hostname()> is put into
+C<$ENV{SERVER_NAME}>.
But C<%ENV> population is expensive. Those who have moved to the Perl
-Apache API no longer need this extra C<%ENV> population, and can gain by
-turning it B<Off>. Scripts using the C<CGI.pm> module require
+Apache API no longer need this extra C<%ENV> population, and can gain
+by turning it C<Off>. Scripts using the C<CGI.pm> module require
C<PerlSetupEnv On> because that module relies on a properly populated
CGI environment table.
-By default it is On.
+By default it is turned C<On>.
-Note that you can still set environment variables. For example when
-you use the following configuration:
+Note that you can still set enviroment variables when C<PerlSetupEnv>
+is turned C<Off>. For example when you use the following
+configuration:
PerlSetupEnv Off
PerlModule Apache::RegistryNG
<Location /perl>
- PerlSetupEnv On
PerlSetEnv TEST hi
SetHandler perl-script
PerlHandler Apache::RegistryNG
Options +ExecCGI
</Location>
-and you issue a request (for example
-http://localhost/perl/setupenvoff.pl) for this script:
+and you issue a request for this script:
setupenvoff.pl
--------------
@@ -3343,7 +3343,8 @@
'TEST' => 'hi'
};
-Notice that we have got the value of the environment variable I<TEST>.
+Note that we got the value of the I<TEST> environment variable we set
+in I<httpd.conf>.
=head2 Reducing the Number of stat() Calls Made by Apache
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