{"action":"created","issue":{"url":"https://api.github.com/repos/apache/spark/issues/19788","repository_url":"https://api.github.com/repos/apache/spark","labels_url":"https://api.github.com/repos/apache/spark/issues/19788/labels{/name}","comments_url":"https://api.github.com/repos/apache/spark/issues/19788/comments","events_url":"https://api.github.com/repos/apache/spark/issues/19788/events","html_url":"https://github.com/apache/spark/pull/19788","id":275262731,"number":19788,"title":"[SPARK-9853][Core] Optimize shuffle fetch of contiguous partition IDs","user":{"login":"yucai","id":2989575,"avatar_url":"https://avatars0.githubusercontent.com/u/2989575?v=4","gravatar_id":"","url":"https://api.github.com/users/yucai","html_url":"https://github.com/yucai","followers_url":"https://api.github.com/users/yucai/followers","following_url":"https://api.github.com/users/yucai/following{/other_user}","gists_url":"https://api.github.com/users/yucai/gists{/gist_id}","starred_url":"https://api.github.com/users/yucai/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/yucai/subscriptions","organizations_url":"https://api.github.com/users/yucai/orgs","repos_url":"https://api.github.com/users/yucai/repos","events_url":"https://api.github.com/users/yucai/events{/privacy}","received_events_url":"https://api.github.com/users/yucai/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":40,"created_at":"2017-11-20T07:42:03Z","updated_at":"2018-03-03T16:25:22Z","closed_at":null,"author_association":"CONTRIBUTOR","pull_request":{"url":"https://api.github.com/repos/apache/spark/pulls/19788","html_url":"https://github.com/apache/spark/pull/19788","diff_url":"https://github.com/apache/spark/pull/19788.diff","patch_url":"https://github.com/apache/spark/pull/19788.patch"},"body":"## What changes were proposed in this pull request?\r\n\r\nIn adaptive execution, one reducer will fetch multiple consecutive partitions from one map output file (see details in PR#9276), currently, it needs many separate getBlock calls, and this fix is to support fetching those consecutive partitions in one disk read.\r\n\r\n## How was this patch tested?\r\n\r\nAdd new unit tests, AdaptiveSchedulingSuite, BlockIdSuite etc.\r\n"},"comment":{"url":"https://api.github.com/repos/apache/spark/issues/comments/370160186","html_url":"https://github.com/apache/spark/pull/19788#issuecomment-370160186","issue_url":"https://api.github.com/repos/apache/spark/issues/19788","id":370160186,"user":{"login":"AmplabJenkins","id":4031291,"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":"2018-03-03T16:25:22Z","updated_at":"2018-03-03T16:25:22Z","author_association":"NONE","body":"Test PASSed.\nRefer to this link for build results (access rights to CI server needed): \nhttps://amplab.cs.berkeley.edu/jenkins//job/SparkPullRequestBuilder/87930/\nTest PASSed."}}
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