{"action":"created","issue":{"url":"https://api.github.com/repos/apache/spark/issues/3962","labels_url":"https://api.github.com/repos/apache/spark/issues/3962/labels{/name}","comments_url":"https://api.github.com/repos/apache/spark/issues/3962/comments","events_url":"https://api.github.com/repos/apache/spark/issues/3962/events","html_url":"https://github.com/apache/spark/pull/3962","id":53827161,"number":3962,"title":"[SPARK-4955]With executor dynamic scaling enabled,executor shoude be added or killed in yarn-cluster mode.","user":{"login":"lianhuiwang","id":545478,"avatar_url":"https://avatars.githubusercontent.com/u/545478?v=3","gravatar_id":"","url":"https://api.github.com/users/lianhuiwang","html_url":"https://github.com/lianhuiwang","followers_url":"https://api.github.com/users/lianhuiwang/followers","following_url":"https://api.github.com/users/lianhuiwang/following{/other_user}","gists_url":"https://api.github.com/users/lianhuiwang/gists{/gist_id}","starred_url":"https://api.github.com/users/lianhuiwang/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/lianhuiwang/subscriptions","organizations_url":"https://api.github.com/users/lianhuiwang/orgs","repos_url":"https://api.github.com/users/lianhuiwang/repos","events_url":"https://api.github.com/users/lianhuiwang/events{/privacy}","received_events_url":"https://api.github.com/users/lianhuiwang/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":7,"created_at":"2015-01-09T02:28:31Z","updated_at":"2015-01-09T06:12:41Z","closed_at":null,"pull_request":{"url":"https://api.github.com/repos/apache/spark/pulls/3962","html_url":"https://github.com/apache/spark/pull/3962","diff_url":"https://github.com/apache/spark/pull/3962.diff","patch_url":"https://github.com/apache/spark/pull/3962.patch"},"body":"With executor dynamic scaling enabled, executor number shoude be added or killed in yarn-cluster mode.so in yarn-cluster mode, ApplicationMaster start a AMActor that add or kill a executor. then YarnSchedulerActor  in YarnSchedulerBackend send message to am's AMActor.\r\n@andrewor14 @ChengXiangLi @tdas "},"comment":{"url":"https://api.github.com/repos/apache/spark/issues/comments/69297562","html_url":"https://github.com/apache/spark/pull/3962#issuecomment-69297562","issue_url":"https://api.github.com/repos/apache/spark/issues/3962","id":69297562,"user":{"login":"SparkQA","id":8108735,"avatar_url":"https://avatars.githubusercontent.com/u/8108735?v=3","gravatar_id":"","url":"https://api.github.com/users/SparkQA","html_url":"https://github.com/SparkQA","followers_url":"https://api.github.com/users/SparkQA/followers","following_url":"https://api.github.com/users/SparkQA/following{/other_user}","gists_url":"https://api.github.com/users/SparkQA/gists{/gist_id}","starred_url":"https://api.github.com/users/SparkQA/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/SparkQA/subscriptions","organizations_url":"https://api.github.com/users/SparkQA/orgs","repos_url":"https://api.github.com/users/SparkQA/repos","events_url":"https://api.github.com/users/SparkQA/events{/privacy}","received_events_url":"https://api.github.com/users/SparkQA/received_events","type":"User","site_admin":false},"created_at":"2015-01-09T06:12:40Z","updated_at":"2015-01-09T06:12:40Z","body":"  [Test build #25299 has started](https://amplab.cs.berkeley.edu/jenkins/job/SparkPullRequestBuilder/25299/consoleFull) for   PR 3962 at commit [`7d33791`](https://github.com/apache/spark/commit/7d33791c16fa0853568f3d72c22265b153484db1).\n * This patch merges cleanly."}}