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https://issues.apache.org/jira/browse/FLINK-4364?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15882728#comment-15882728
 ] 

ASF GitHub Bot commented on FLINK-4364:
---------------------------------------

Github user tillrohrmann commented on a diff in the pull request:

    https://github.com/apache/flink/pull/3151#discussion_r102760735
  
    --- Diff: 
flink-runtime/src/main/java/org/apache/flink/runtime/taskexecutor/TaskExecutor.java
 ---
    @@ -212,6 +220,38 @@ public void start() throws Exception {
     
                // start the job leader service
                jobLeaderService.start(getAddress(), getRpcService(), 
haServices, new JobLeaderListenerImpl());
    +
    +           // start the heartbeat manager for monitoring job manager and 
resource manager
    +           heartbeatManager.start(new HeartbeatListener<Void, Void>() {
    +                   @Override
    +                   public void notifyHeartbeatTimeout(final ResourceID 
resourceID) {
    +                           runAsync(new Runnable() {
    +                                   @Override
    +                                   public void run() {
    +                                           if 
(jobManagerConnections.containsKey(resourceID)) {
    +                                                   log.info("Notify 
heartbeat timeout with job manager {}", resourceID);
    +                                                   JobManagerConnection 
jobManagerConnection = jobManagerConnections.get(resourceID);
    +                                                   if 
(jobManagerConnection != null) {
    +                                                           
closeJobManagerConnection(jobManagerConnection.getJobID());
    +                                                   }
    +                                           }
    +                                           // TODO check whether the 
resource id indicates the resource manager based on resource manager connection
    +                                           // TODO then trigger the action 
of losing resource manager
    --- End diff --
    
    I assume we'll use a different `HeartbeatManager` for the resource manager 
heartbeats because we have different payload there.


> Implement TaskManager side of heartbeat from JobManager
> -------------------------------------------------------
>
>                 Key: FLINK-4364
>                 URL: https://issues.apache.org/jira/browse/FLINK-4364
>             Project: Flink
>          Issue Type: Sub-task
>          Components: Cluster Management
>            Reporter: zhijiang
>            Assignee: zhijiang
>
> The {{JobManager}} initiates heartbeat messages via (JobID, JmLeaderID), and 
> the {{TaskManager}} will report metrics info for each heartbeat.



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