hadoop - After completion of MapReduce job, RunJar is still active -


i executing few mapreduce program on hadoop cluster. programs executed , gave required output.

using jps command noticed runjar still running process. stopped cluster still process id up.

i know hadoop jar invokes base runjar execution of jar, normal after job completion process up? enter image description here

if yes, in care muliple runjar instances keep running, how can make sure after job completion, run jar stops(i don't wish kill process)


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