--- php-7.2.0/ext/session/session.c.session.save_path.droplet	2017-11-29 12:53:35.546492999 +0100
+++ php-7.2.0/ext/session/session.c	2017-11-29 12:55:16.785667771 +0100
@@ -790,11 +790,11 @@ static PHP_INI_MH(OnUpdateRfc1867Freq) /
 /* {{{ PHP_INI
  */
 PHP_INI_BEGIN()
-	STD_PHP_INI_ENTRY("session.save_path",          "",          PHP_INI_ALL, OnUpdateSaveDir,       save_path,          php_ps_globals,    ps_globals)
+	STD_PHP_INI_ENTRY("session.save_path",          "/var/lib/php",          PHP_INI_ALL, OnUpdateSaveDir,       save_path,          php_ps_globals,    ps_globals)
 	STD_PHP_INI_ENTRY("session.name",               "PHPSESSID", PHP_INI_ALL, OnUpdateName,          session_name,       php_ps_globals,    ps_globals)
 	PHP_INI_ENTRY("session.save_handler",           "files",     PHP_INI_ALL, OnUpdateSaveHandler)
 	STD_PHP_INI_BOOLEAN("session.auto_start",       "0",         PHP_INI_PERDIR, OnUpdateBool,       auto_start,         php_ps_globals,    ps_globals)
-	STD_PHP_INI_ENTRY("session.gc_probability",     "1",         PHP_INI_ALL, OnUpdateSessionLong,          gc_probability,     php_ps_globals,    ps_globals)
+	STD_PHP_INI_ENTRY("session.gc_probability",     "0",         PHP_INI_ALL, OnUpdateSessionLong,          gc_probability,     php_ps_globals,    ps_globals)
 	STD_PHP_INI_ENTRY("session.gc_divisor",         "100",       PHP_INI_ALL, OnUpdateSessionLong,          gc_divisor,         php_ps_globals,    ps_globals)
 	STD_PHP_INI_ENTRY("session.gc_maxlifetime",     "1440",      PHP_INI_ALL, OnUpdateSessionLong,          gc_maxlifetime,     php_ps_globals,    ps_globals)
 	PHP_INI_ENTRY("session.serialize_handler",      "php",       PHP_INI_ALL, OnUpdateSerializer)