Gracefully handle Ganglia metric API error responses
Gracefully handle Ganglia metric API error responses

guardian/alerta,guardian/alerta,0312birdzhang/alerta,mrkeng/alerta,skob/alerta,0312birdzhang/alerta,guardian/alerta,skob/alerta,skob/alerta,0312birdzhang/alerta,mrkeng/alerta,skob/alerta,mrkeng/alerta,mrkeng/alerta,guardian/alerta