GitHub user beyond1920 opened a pull request: https://github.com/apache/flink/pull/2427
[FLINK-4516] [cluster management]leader election of resourcemanager This pull request is to implement resourceManager leader Election, which including: 1. When a resourceManager is started, it starts the leadership election service first and take part in contending for leadership 2. Every resourceManager contains a ResourceManagerLeaderContender, when it is granted leadership, it will start SlotManager and other main components. when it is revoked leadership, it will stop all its components and clear everything. Main difference are 3 points: 1. Add ResourceManagerLeaderContender 2. Add getResourceManagerLeaderElectionService method in HighAvailabilityServices, NonHaServices, TestingHighAvailabilityServices to get leadership election service for resourceManager 3. Add a test for ResourceManager HA You can merge this pull request into a Git repository by running: $ git pull https://github.com/alibaba/flink jira-4516 Alternatively you can review and apply these changes as the patch at: https://github.com/apache/flink/pull/2427.patch To close this pull request, make a commit to your master/trunk branch with (at least) the following in the commit message: This closes #2427 ---- commit 3117989b87c5e9a002251353a47271fed0a84271 Author: beyond1920 <beyond1...@126.com> Date: 2016-08-27T06:14:28Z leader election of resourcemanager ---- --- If your project is set up for it, you can reply to this email and have your reply appear on GitHub as well. If your project does not have this feature enabled and wishes so, or if the feature is enabled but not working, please contact infrastructure at infrastruct...@apache.org or file a JIRA ticket with INFRA. ---