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authorTom Lane <tgl@sss.pgh.pa.us>2001-09-30 20:16:21 +0000
committerTom Lane <tgl@sss.pgh.pa.us>2001-09-30 20:16:21 +0000
commitf00da6d841ad3a506aaa7b8d532fd7b5a4a8f247 (patch)
tree0c92dd40a20705a8287ae114c76f8fea3286d0a8 /doc/src
parente43d51fddcf52e70bc66903aa53c72c8ae39cb2b (diff)
downloadpostgresql-f00da6d841ad3a506aaa7b8d532fd7b5a4a8f247.tar.gz
postgresql-f00da6d841ad3a506aaa7b8d532fd7b5a4a8f247.zip
Allow the postmaster to accept changes in PGC_BACKEND GUC variables
from the config file, so that these changes will propagate to backends started later. Already-started backends continue to ignore changes in these variables.
Diffstat (limited to 'doc/src')
-rw-r--r--doc/src/sgml/runtime.sgml14
1 files changed, 9 insertions, 5 deletions
diff --git a/doc/src/sgml/runtime.sgml b/doc/src/sgml/runtime.sgml
index 6afdd9c9637..19ed4a45c84 100644
--- a/doc/src/sgml/runtime.sgml
+++ b/doc/src/sgml/runtime.sgml
@@ -1,5 +1,5 @@
<!--
-$Header: /cvsroot/pgsql/doc/src/sgml/runtime.sgml,v 1.86 2001/09/30 18:57:45 tgl Exp $
+$Header: /cvsroot/pgsql/doc/src/sgml/runtime.sgml,v 1.87 2001/09/30 20:16:21 tgl Exp $
-->
<Chapter Id="runtime">
@@ -845,10 +845,11 @@ env PGOPTIONS='-c geqo=off' psql
<term><varname>LOG_CONNECTIONS</varname> (<type>boolean</type>)</term>
<listitem>
<para>
- Prints a line informing about each successful connection to
+ Prints a line informing about each successful connection in
the server log. This is off by default, although it is
probably very useful. This option can only be set at server
- start.
+ start or in the <filename>postgresql.conf</filename>
+ configuration file.
</para>
</listitem>
</varlistentry>
@@ -1223,7 +1224,7 @@ dynamic_library_path = '/usr/local/lib/postgresql:/home/my_project/lib:$libdir'
<listitem>
<para>
Sets the maximum number of simultaneously open files in each server
- process. The default is 1000. The limit actually used by the code
+ subprocess. The default is 1000. The limit actually used by the code
is the smaller of this setting and the result of
<literal>sysconf(_SC_OPEN_MAX)</literal>.
Therefore, on systems where sysconf returns a reasonable limit,
@@ -1233,7 +1234,10 @@ dynamic_library_path = '/usr/local/lib/postgresql:/home/my_project/lib:$libdir'
processes all try to open that many files. If you find yourself
seeing <quote>Too many open files</> failures, try reducing this
setting.
- This option can only be set at server start.
+ This option can only be set at server start or in the
+ <filename>postgresql.conf</filename> configuration file;
+ if changed in the configuration file, it only affects
+ subsequently-started server subprocesses.
</para>
</listitem>
</varlistentry>