Folks, if you build tooling around Mesos, please be advised that in current 0.22 Mesos release /stats.json endpoint is deprecated in favour of /metrics/snapshot and will be removed in Mesos 0.23 release. If you rely on /stats.json, please update your code to use the new endpoint instead.
Related JIRA: https://issues.apache.org/jira/browse/MESOS-2058 Commit: d9ba9199a8c8357ab13a1b14f8ee63409c5ac310