{"action":"created","issue":{"url":"https://api.github.com/repos/linkedin/dr-elephant/issues/128","repository_url":"https://api.github.com/repos/linkedin/dr-elephant","labels_url":"https://api.github.com/repos/linkedin/dr-elephant/issues/128/labels{/name}","comments_url":"https://api.github.com/repos/linkedin/dr-elephant/issues/128/comments","events_url":"https://api.github.com/repos/linkedin/dr-elephant/issues/128/events","html_url":"https://github.com/linkedin/dr-elephant/issues/128","id":169939461,"number":128,"title":"why dr elephant UI show nothing","user":{"login":"henryon","id":5689141,"avatar_url":"https://avatars.githubusercontent.com/u/5689141?v=3","gravatar_id":"","url":"https://api.github.com/users/henryon","html_url":"https://github.com/henryon","followers_url":"https://api.github.com/users/henryon/followers","following_url":"https://api.github.com/users/henryon/following{/other_user}","gists_url":"https://api.github.com/users/henryon/gists{/gist_id}","starred_url":"https://api.github.com/users/henryon/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/henryon/subscriptions","organizations_url":"https://api.github.com/users/henryon/orgs","repos_url":"https://api.github.com/users/henryon/repos","events_url":"https://api.github.com/users/henryon/events{/privacy}","received_events_url":"https://api.github.com/users/henryon/received_events","type":"User","site_admin":false},"labels":[{"url":"https://api.github.com/repos/linkedin/dr-elephant/labels/help%20wanted","name":"help wanted","color":"159818"}],"state":"open","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":14,"created_at":"2016-08-08T14:39:18Z","updated_at":"2016-08-17T09:31:35Z","closed_at":null,"body":"I've configured dr elephant and started as well. from applications.log. it shows fine. no error/exception, but from UI. no MR/Spark job shows. any step missing or configuration?\r\nThanks in advance."},"comment":{"url":"https://api.github.com/repos/linkedin/dr-elephant/issues/comments/240361644","html_url":"https://github.com/linkedin/dr-elephant/issues/128#issuecomment-240361644","issue_url":"https://api.github.com/repos/linkedin/dr-elephant/issues/128","id":240361644,"user":{"login":"henryon","id":5689141,"avatar_url":"https://avatars.githubusercontent.com/u/5689141?v=3","gravatar_id":"","url":"https://api.github.com/users/henryon","html_url":"https://github.com/henryon","followers_url":"https://api.github.com/users/henryon/followers","following_url":"https://api.github.com/users/henryon/following{/other_user}","gists_url":"https://api.github.com/users/henryon/gists{/gist_id}","starred_url":"https://api.github.com/users/henryon/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/henryon/subscriptions","organizations_url":"https://api.github.com/users/henryon/orgs","repos_url":"https://api.github.com/users/henryon/repos","events_url":"https://api.github.com/users/henryon/events{/privacy}","received_events_url":"https://api.github.com/users/henryon/received_events","type":"User","site_admin":false},"created_at":"2016-08-17T09:31:35Z","updated_at":"2016-08-17T09:31:35Z","body":"@akshayrai  weird things happened. I reset mysql db. and configured FetcherConf.xml as below.\r\nfrom mysql table yarn_app_result/yarn_app_heuristic_result_details has mapreduce jobs record. but from UI , it's show nothing.\r\n> <?xml version=\"1.0\" encoding=\"UTF-8\"?>\r\n<!--\r\n  Copyright 2016 LinkedIn Corp.\r\n\r\n  Licensed under the Apache License, Version 2.0 (the \"License\"); you may not\r\n  use this file except in compliance with the License. You may obtain a copy of\r\n  the License at\r\n\r\n  http://www.apache.org/licenses/LICENSE-2.0\r\n\r\n  Unless required by applicable law or agreed to in writing, software\r\n  distributed under the License is distributed on an \"AS IS\" BASIS, WITHOUT\r\n  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the\r\n  License for the specific language governing permissions and limitations under\r\n  the License.\r\n-->\r\n\r\n<!-- Data fetchers configurations\r\n  A Fetcher implements ElephantFetcher interface and help fetch a certain application type data.\r\n\r\n  Example:\r\n  <fetcher>\r\n    # Choose the application type that this fetcher is for\r\n    <applicationtype>mapreduce</applicationtype>\r\n\r\n\r\n    # Specify the implementation class\r\n    <classname>com.linkedin.drelephant.mapreduce.fetchers.MapReduceFetcherHadoop2</classname>\r\n  </fetcher>\r\n-->\r\n<fetchers>\r\n  <fetcher>\r\n    <applicationtype>mapreduce</applicationtype>\r\n    <classname>com.linkedin.drelephant.mapreduce.fetchers.MapReduceFetcherHadoop2</classname>\r\n    <params>\r\n      <sampling_enabled>false</sampling_enabled>\r\n    </params>\r\n  </fetcher>\r\n  <!--\r\n    This is an experimental replacement for the MapReduceFetcherHadoop2 that attempts to burn\r\n    through queues of jobs faster by pulling data directly from HDFS rather than going through\r\n    the job history server.\r\n\r\n    Increasing the param history_log_size_limit_in_mb allows this fetcher to accept larger log\r\n    files, but also increase the risk of OutOfMemory error. The default heap size of Dr. Elephant\r\n    is 1024MB. To increase this, e.g. to 2048MB, run this before start.sh:\r\n      export OPTS=\"-mem 2048\"\r\n  -->\r\n  <!--\r\n  <fetcher>\r\n    <applicationtype>mapreduce</applicationtype>\r\n    <classname>com.linkedin.drelephant.mapreduce.fetchers.MapReduceFSFetcherHadoop2</classname>\r\n    <params>\r\n      <sampling_enabled>false</sampling_enabled>\r\n      <history_log_size_limit_in_mb>500</history_log_size_limit_in_mb>\r\n    </params>\r\n  </fetcher>\r\n  -->\r\n  <fetcher>\r\n    <applicationtype>spark</applicationtype>\r\n    <classname>org.apache.spark.deploy.history.SparkFSFetcher</classname>\r\n    <event_log_dir>hdfs://spark-history</event_log_dir>\r\n  </fetcher>\r\n</fetchers>'"}}
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