want to check usecache content after submission of user job but its got cleared quickly. is there a way to hold this for a moment so that I can check what certificate I am submitting with my job.

[#1]

want to check usecache content after submission of user job but its got cleared quickly. is there a way to hold this for a moment so that I can check what certificate I am submitting with my job.

[#2 · Accepted solution]

please try this configuration settings to hold the content of usercache for some designated time.

<property>
  <name>yarn.nodemanager.delete.debug-delay-sec</name>
  <value>10000000</value>
</property>

[#3]

also Spark history UI has a lot of cool information