Check memory settings on ?do

This should help with diagnosing memory related problems

darcs-hash:20080223180701-7ad00-1308829c3d7432b1d0c23c3f1acc8228c0a41e1e.gz

1 files changed, 14 insertions, 0 deletions

diff --git a/inc/infoutils.php b/inc/infoutils.php
index bc162d0e7..1fc55702e 100644
--- a/inc/infoutils.php
+++ b/inc/infoutils.php
@@ -89,6 +89,20 @@ function check(){
     msg('PHP version '.phpversion(),1);
   }
 
+  $mem = (int) php_to_byte(ini_get('memory_limit'));
+  if($mem){
+    if($mem < 16777216){
+        msg('PHP is limited to less than 16MB RAM ('.$mem.' bytes). Increase memory_limit in php.ini',-1);
+    }elseif($mem < 20971520){
+        msg('PHP is limited to less than 20MB RAM ('.$mem.' bytes), you might encounter problems with bigger pages. Increase memory_limit in php.ini',-1);
+    }elseif($mem < 33554432){
+        msg('PHP is limited to less than 32MB RAM ('.$mem.' bytes), but that should be enough in most cases. If not, increase memory_limit in php.ini',0);
+    }else{
+        msg('More than 32MB RAM ('.$mem.' bytes) available.',1);
+    }
+  }
+
+
   if(is_writable($conf['changelog'])){
     msg('Changelog is writable',1);
   }else{