Shubham Gupta

Kindly add **dr-elephant/logs/application.log** and **dr-elephant/dr.log** here. Also mention the changes you made to Dr.Elephant, especially if you changed the Play version. I am still of opinion that Dr.Elephant is getting...

So your UI is loading, so you don't need to concern for the Netty logs for now. The main issue is that there are not jobs or applications shown in...

@vempadh quite evident that Dr.E could not get the Spark History Url from SPARK_HOME or SPARK_CONF_DIR (if properly set). Kindly check for `spark.yarn.historyServer.address` in the Spark configs. Also for the...

@brwngod530 seems like Dr.Elephant is not able to connect to your Tez History server.

`12-31-2019 16:37:29 ERROR [dr-el-executor-thread-1] com.linkedin.drelephant.ElephantRunner : java.io.FileNotFoundException: http://server2.com:8188/ws/v1/timeline/TEZ_APPLICATION/tez_application_1577712018820_0004 12-31-2019 16:37:29 ERROR [dr-el-executor-thread-0] com.linkedin.drelephant.ElephantRunner : Index: 0, Size: 0 12-31-2019 16:37:29 ERROR [dr-el-executor-thread-0] com.linkedin.drelephant.ElephantRunner : java.lang.IndexOutOfBoundsException: Index: 0, Size: 0` From...

@snemuri can you provide the verbose logs with the issue you are facing.

@mareksimunek I will surely go through your changes. Just some questions: - which spark version did you use for compilation (was that change done in compile.conf) - are you fetching...

@mareksimunek the issue you mentioned `It doesn't show executor memory used`, is it for every job or for some jobs value is available?

@mareksimunek @xglv1985 need one help from you guysin debugging the issue, can you confirm if the value of ` memUsed` is Non-Zero in the response for [REST API endpoint](https://spark.apache.org/docs/2.3.0/monitoring.html#rest-api) [**`/executors`**].

@mareksimunek @xglv1985 thanks for the prompt response, I am able to support Spark2.3 and will make the changes public soon. I am debugging this `memUsed = 0` issue as this...