Deprecated: Passing E_USER_ERROR to trigger_error() is deprecated since 8.4, throw an exception or call exit with a string message instead in /usr/share/ganglia-webfrontend/eval_conf.php on line 126

Fatal error:

Errors were detected in your configuration.

RRDs directory '/var/lib/ganglia/rrds' is not readable.
Please adjust $conf['rrds'].

in /usr/share/ganglia-webfrontend/eval_conf.php on line 126