Hi, Thanks @jsensharma Generic possible cause may be that
1. Either Tez AM / container under high memory pressure causing GC. May need to tune/increase the memory if we see a memory pressure. "tez.am.resource.memory.mb"
2. AM/Application log might be helpful to review. 1/ How can I check or verify this case with HDP? 2/ I saw this log from container of application master (Tez), Is this thing you mentioned?
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