{"action":"created","issue":{"url":"https://api.github.com/repos/apache/spark/issues/14673","repository_url":"https://api.github.com/repos/apache/spark","labels_url":"https://api.github.com/repos/apache/spark/issues/14673/labels{/name}","comments_url":"https://api.github.com/repos/apache/spark/issues/14673/comments","events_url":"https://api.github.com/repos/apache/spark/issues/14673/events","html_url":"https://github.com/apache/spark/pull/14673","id":171520202,"number":14673,"title":"[SPARK-15083] [Web UI] History Server can OOM due to unlimited TaskUIData","user":{"login":"ajbozarth","id":13952758,"avatar_url":"https://avatars.githubusercontent.com/u/13952758?v=3","gravatar_id":"","url":"https://api.github.com/users/ajbozarth","html_url":"https://github.com/ajbozarth","followers_url":"https://api.github.com/users/ajbozarth/followers","following_url":"https://api.github.com/users/ajbozarth/following{/other_user}","gists_url":"https://api.github.com/users/ajbozarth/gists{/gist_id}","starred_url":"https://api.github.com/users/ajbozarth/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/ajbozarth/subscriptions","organizations_url":"https://api.github.com/users/ajbozarth/orgs","repos_url":"https://api.github.com/users/ajbozarth/repos","events_url":"https://api.github.com/users/ajbozarth/events{/privacy}","received_events_url":"https://api.github.com/users/ajbozarth/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":1,"created_at":"2016-08-16T21:17:01Z","updated_at":"2016-08-16T21:17:40Z","closed_at":null,"pull_request":{"url":"https://api.github.com/repos/apache/spark/pulls/14673","html_url":"https://github.com/apache/spark/pull/14673","diff_url":"https://github.com/apache/spark/pull/14673.diff","patch_url":"https://github.com/apache/spark/pull/14673.patch"},"body":"## What changes were proposed in this pull request?\r\n\r\nBased on #12990 by @tankkyo\r\n\r\nSince the History Server currently loads all application's data it can OOM if too many applications have a significant task count. `spark.ui.trimTasks` (default: false) can be set to true to trim tasks by `spark.ui.retainedTasks` (default: 10000) \r\n\r\n(This is a \"quick fix\" to help those running into the problem until a update of how the history server loads app data can be done)\r\n\r\n## How was this patch tested?\r\n\r\nManual testing and dev/run-tests\r\n\r\n![spark-15083](https://cloud.githubusercontent.com/assets/13952758/17713694/fe82d246-63b0-11e6-9697-b87ea75ff4ef.png)\r\n"},"comment":{"url":"https://api.github.com/repos/apache/spark/issues/comments/240242068","html_url":"https://github.com/apache/spark/pull/14673#issuecomment-240242068","issue_url":"https://api.github.com/repos/apache/spark/issues/14673","id":240242068,"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":"2016-08-16T21:17:40Z","updated_at":"2016-08-16T21:17:40Z","body":"**[Test build #63874 has started](https://amplab.cs.berkeley.edu/jenkins/job/SparkPullRequestBuilder/63874/consoleFull)** for PR 14673 at commit [`d0aeae6`](https://github.com/apache/spark/commit/d0aeae6d8c9b623a2f2966af8803c3d7933f6c51)."}}
{"actor":{"display_login":"SparkQA"}}