require_once(): Unable to allocate memory for pool. 
in '/web/httpd/html/piwik/core/Loader.php' at the line 64

#0  Piwik_ErrorHandler(...) called at [/web/httpd/html/piwik/core/Loader.php:64]
#1  Piwik_Loader::loadClass(...) called at [/web/httpd/html/piwik/core/Loader.php:64]
#2  Piwik_Loader::loadClass(...) called at [/web/httpd/html/piwik/core/Loader.php:96]
#3  Piwik_Loader::autoload(...) called at [:]
#4  spl_autoload_call(...) called at [/web/httpd/html/piwik/index.php:45]