* $wgProfiler['output'] = array( 'db' );
* $wgProfiler['sampling'] = 50; // one every 50 requests
* This will use ProfilerStub for non-sampled cases.
* $wgProfiler['output'] = array( 'db' );
* $wgProfiler['sampling'] = 50; // one every 50 requests
* This will use ProfilerStub for non-sampled cases.