Maintenance work on US cluster at 22. Apr '16, 5am EDT (10am CET) Dear customers We would like to inform you about a planned system maintenance on our US cluster at 22.04.2016, 5:00am to 5:30am EDT. We don't expect any service interruptions during this maintenance. Your Coresystems team. Have more questions? Submit a request 0 Comments Article is closed for comments.