{"action":"created","issue":{"url":"https://api.github.com/repos/ray-project/ray/issues/3063","repository_url":"https://api.github.com/repos/ray-project/ray","labels_url":"https://api.github.com/repos/ray-project/ray/issues/3063/labels{/name}","comments_url":"https://api.github.com/repos/ray-project/ray/issues/3063/comments","events_url":"https://api.github.com/repos/ray-project/ray/issues/3063/events","html_url":"https://github.com/ray-project/ray/pull/3063","id":369993643,"node_id":"MDExOlB1bGxSZXF1ZXN0MjIyNzc3NDMx","number":3063,"title":"[xray] Implement actor reconstruction.","user":{"login":"raulchen","id":2883335,"node_id":"MDQ6VXNlcjI4ODMzMzU=","avatar_url":"https://avatars2.githubusercontent.com/u/2883335?v=4","gravatar_id":"","url":"https://api.github.com/users/raulchen","html_url":"https://github.com/raulchen","followers_url":"https://api.github.com/users/raulchen/followers","following_url":"https://api.github.com/users/raulchen/following{/other_user}","gists_url":"https://api.github.com/users/raulchen/gists{/gist_id}","starred_url":"https://api.github.com/users/raulchen/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/raulchen/subscriptions","organizations_url":"https://api.github.com/users/raulchen/orgs","repos_url":"https://api.github.com/users/raulchen/repos","events_url":"https://api.github.com/users/raulchen/events{/privacy}","received_events_url":"https://api.github.com/users/raulchen/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":10,"created_at":"2018-10-15T04:22:18Z","updated_at":"2018-10-22T15:55:08Z","closed_at":null,"author_association":"CONTRIBUTOR","pull_request":{"url":"https://api.github.com/repos/ray-project/ray/pulls/3063","html_url":"https://github.com/ray-project/ray/pull/3063","diff_url":"https://github.com/ray-project/ray/pull/3063.diff","patch_url":"https://github.com/ray-project/ray/pull/3063.patch"},"body":"## What do these changes do?\r\n\r\nThis PR implements actor reconstruction for raylet mode. \r\n- When an actor dies accidentally (either because the process dies or because the whole node dies), raylet backend will automatically reconstruct the actor by replaying its creation task.\r\n- Reconstruction is turned off by default, users can enable it by specifying a `max_actor_reconstructions` option in `@ray.remote()`, which indicates how many times this actor should be reconstructed.\r\n\r\nTODOs\r\n- [x] Now this PR only supports the case where the actor process is dead, also handle the case where the whole node is down.\r\n- [x] Java support is implemented, also implement front-end support for Python.\r\n- [x] Undo changes that only needed for local debugging.\r\n- [x] Document code.\r\n\r\n## Related issue number\r\n\r\n#2868"},"comment":{"url":"https://api.github.com/repos/ray-project/ray/issues/comments/431877028","html_url":"https://github.com/ray-project/ray/pull/3063#issuecomment-431877028","issue_url":"https://api.github.com/repos/ray-project/ray/issues/3063","id":431877028,"node_id":"MDEyOklzc3VlQ29tbWVudDQzMTg3NzAyOA==","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":"2018-10-22T15:55:08Z","updated_at":"2018-10-22T15:55:08Z","author_association":"COLLABORATOR","body":"Test FAILed.\nRefer to this link for build results (access rights to CI server needed): \nhttps://amplab.cs.berkeley.edu/jenkins//job/Ray-PRB/8804/\nTest FAILed."}}
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