cmv Mon Oct 7 13:58:27 2002 EDT
Modified files:
/php4 php.ini-dist
Log:
Document session.save_path option in php.ini
Index: php4/php.ini-dist
diff -u php4/php.ini-dist:1.161 php4/php.ini-dist:1.162
--- php4/php.ini-dist:1.161 Thu Oct 3 02:52:23 2002
+++ php4/php.ini-dist Mon Oct 7 13:58:27 2002
@@ -766,6 +766,15 @@
; Argument passed to save_handler. In the case of files, this is the path
; where data files are stored. Note: Windows users have to change this
; variable in order to use PHP's session functions.
+; As of PHP 4.2.3, you can define the path as:
+; session.save_path = "N;/path"
+; where N is an integer. Instead of storing all the session files in
+; /path, what this will do is create subdirectories N-levels deep, and
+; store the session data in those directories. This is useful if you
+; or your OS have problems with lots of files in one directory, and is
+; a more efficient layout for servers that handle lots of sessions.
+; (Note: see the section on garbage collection below if you choose to
+; use subdirectories for session storage)
session.save_path = /tmp
; Whether to use cookies.
@@ -807,6 +816,14 @@
; not. So, see session_set_save_handler() and write your own
; session handler with a different mechanism for cleaning up sessions.
session.gc_maxlifetime = 1440
+
+; NOTE: If you are using the subdirectory option for storing session files
+; (see session.save_path above), then garbage collection does *not*
+; happen automatically. You will need to do your own garbage
+; collection through a shell script, cron entry, or some other method.
+; For example, the following script would is the equivalent of
+; setting session.gc_maxlifetime to 1440 (1440 seconds = 24 minutes):
+; cd /path/to/sessions; find -cmin +24 | xargs rm
; PHP 4.2 and less have an undocumented feature/bug that allows you to
; to initialize a session variable in the global scope, albeit register_globals
--
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