Exporting/Querying Yarn LEVELDB Content

[#1]

We are interested in querying and exporting the Yarn AppTimelIine Server content for external reporting.

Is there any documentation or method to query and export the data.

What is the best way to do this?

I found this on apache's website

http://hadoop.apache.org/docs/current/hadoop-yarn/hadoop-yarn-site/TimelineServer.html#Accessing_gen...

[#2 · Accepted solution]

Querying the Timeline Server is currently only supported via REST API calls. Please see this link for some good information about working with the Timeline Server REST API:

https://hadoop.apache.org/docs/r2.7.1/hadoop-yarn/hadoop-yarn-site/TimelineServer.html#Timeline_Serv...

You may also find some other helpful info here:

http://hadoop.apache.org/docs/current/hadoop-yarn/hadoop-yarn-site/ResourceManagerRest.html#Cluster_...