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Review request for Aurora, Franck Cuny and Jordan Ly. Repository: aurora Description ------- Since the scheduler enforces a maximum timeout on each maintenance request and we now allow CoordinatorSlaPolicy to block maintenance, we need to know which tasks are running into the force maintenance timeout. Export maintenace count down time as a metric brokwen down by task keys. Diffs ----- src/main/java/org/apache/aurora/scheduler/base/InstanceKeys.java b12ac83168401c15fb1d30179ea8e4816f09cd3d src/main/java/org/apache/aurora/scheduler/maintenance/MaintenanceController.java 7fc5990dfb04c5528a44142c3efdd6d60d08188d Diff: https://reviews.apache.org/r/67639/diff/1/ Testing ------- ./gradlew test **Tested in Vagrant** sshanmugham::tw-mbp-sshanmugham {~}$ curl http://192.168.33.7:8081/vars | grep maintenance_countdown ######################################################################## 100.0% maintenance_countdown_ms_vagrant/test/coordinator/0 264523 maintenance_countdown_ms_vagrant/test/coordinator/1 24476 sshanmugham::tw-mbp-sshanmugham {~}$ curl http://192.168.33.7:8081/vars | grep maintenance_countdown ######################################################################## 100.0% maintenance_countdown_ms_vagrant/test/coordinator/0 264523 maintenance_countdown_ms_vagrant/test/coordinator/1 24476 sshanmugham::tw-mbp-sshanmugham {~}$ curl http://192.168.33.7:8081/vars | grep maintenance_countdown ######################################################################## 100.0% maintenance_countdown_ms_vagrant/test/coordinator/0 264523 maintenance_countdown_ms_vagrant/test/coordinator/1 0 Thanks, Santhosh Kumar Shanmugham
