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What is CommandServer and why is it eating all my memory?

Question asked by jgschmitz on Aug 21, 2017
Latest reply on Aug 23, 2017 by jgschmitz

So on our dev cluster which has about a 100gb of memory these processes keep getting spawned and sucking up about half of the memory - I can't for the life of me figure out what they are  - they run as CommandServer - this is the sandbox in Azure - 

output of jps

 

[root@maprdevsandbox ~]# jps

12790 ExecutorLauncher

46463 CommandServer

27442 CommandServer

14439 Jps

29452 CommandServer

15806 QuorumPeerMain

57123 CommandServer

16556 LivyServer

54684 CommandServer

31531 RunJar

12844 ExecutorLauncher

41128 JobHistoryServer

41131 NodeManager

43059 CommandServer

47909 CommandServer

33838 CommandServer

16160 WardenMain

16914 Elasticsearch

28295 ResourceManager

16742 DBProxy

16810 Drillbit

55496 CommandServer

45074 CommandServer

32425 CommandServer

56319 CommandServer

12432 CLDB

13635 SparkSubmit

 

Any idea what this is?

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