{"action":"created","issue":{"url":"https://api.github.com/repos/apache/spark/issues/22163","repository_url":"https://api.github.com/repos/apache/spark","labels_url":"https://api.github.com/repos/apache/spark/issues/22163/labels{/name}","comments_url":"https://api.github.com/repos/apache/spark/issues/22163/comments","events_url":"https://api.github.com/repos/apache/spark/issues/22163/events","html_url":"https://github.com/apache/spark/pull/22163","id":352365860,"node_id":"MDExOlB1bGxSZXF1ZXN0MjA5Njk0NTAz","number":22163,"title":"[SPARK-25166][CORE]Reduce the number of write operations for shuffle write.","user":{"login":"10110346","id":24688163,"node_id":"MDQ6VXNlcjI0Njg4MTYz","avatar_url":"https://avatars2.githubusercontent.com/u/24688163?v=4","gravatar_id":"","url":"https://api.github.com/users/10110346","html_url":"https://github.com/10110346","followers_url":"https://api.github.com/users/10110346/followers","following_url":"https://api.github.com/users/10110346/following{/other_user}","gists_url":"https://api.github.com/users/10110346/gists{/gist_id}","starred_url":"https://api.github.com/users/10110346/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/10110346/subscriptions","organizations_url":"https://api.github.com/users/10110346/orgs","repos_url":"https://api.github.com/users/10110346/repos","events_url":"https://api.github.com/users/10110346/events{/privacy}","received_events_url":"https://api.github.com/users/10110346/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":12,"created_at":"2018-08-21T02:51:04Z","updated_at":"2018-09-20T11:43:04Z","closed_at":null,"author_association":"CONTRIBUTOR","pull_request":{"url":"https://api.github.com/repos/apache/spark/pulls/22163","html_url":"https://github.com/apache/spark/pull/22163","diff_url":"https://github.com/apache/spark/pull/22163.diff","patch_url":"https://github.com/apache/spark/pull/22163.patch"},"body":"## What changes were proposed in this pull request?\r\n\r\nCurrently, only one record is written to a buffer each time, which increases the number of copies.\r\nI think we should write as many records as possible each time.\r\n\r\n## How was this patch tested?\r\nExisted  unit tests in `UnsafeShuffleWriterSuite`\r\n"},"comment":{"url":"https://api.github.com/repos/apache/spark/issues/comments/423152493","html_url":"https://github.com/apache/spark/pull/22163#issuecomment-423152493","issue_url":"https://api.github.com/repos/apache/spark/issues/22163","id":423152493,"node_id":"MDEyOklzc3VlQ29tbWVudDQyMzE1MjQ5Mw==","user":{"login":"AmplabJenkins","id":4031291,"node_id":"MDQ6VXNlcjQwMzEyOTE=","avatar_url":"https://avatars3.githubusercontent.com/u/4031291?v=4","gravatar_id":"","url":"https://api.github.com/users/AmplabJenkins","html_url":"https://github.com/AmplabJenkins","followers_url":"https://api.github.com/users/AmplabJenkins/followers","following_url":"https://api.github.com/users/AmplabJenkins/following{/other_user}","gists_url":"https://api.github.com/users/AmplabJenkins/gists{/gist_id}","starred_url":"https://api.github.com/users/AmplabJenkins/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/AmplabJenkins/subscriptions","organizations_url":"https://api.github.com/users/AmplabJenkins/orgs","repos_url":"https://api.github.com/users/AmplabJenkins/repos","events_url":"https://api.github.com/users/AmplabJenkins/events{/privacy}","received_events_url":"https://api.github.com/users/AmplabJenkins/received_events","type":"User","site_admin":false},"created_at":"2018-09-20T11:43:04Z","updated_at":"2018-09-20T11:43:04Z","author_association":"NONE","body":"Merged build finished. Test PASSed."}}
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