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Review request for Ambari, Alejandro Fernandez and Sumit Mohanty. Bugs: AMBARI-18508 https://issues.apache.org/jira/browse/AMBARI-18508 Repository: ambari Description ------- **Issue:** LLAP daemons can be killed by the YARN Memory Monitor The following messages in the AM log of LLAP YARN Application. {quote} is running beyond physical memory limits. Current usage: <USED> of <ALLOCATED> GB physical memory used. {quote} **Fix:** Increase the headroom space for heap from 1G (existing) to 6G. Diffs ----- ambari-server/src/main/resources/stacks/HDP/2.5/services/stack_advisor.py 2a4728a Diff: https://reviews.apache.org/r/52451/diff/ Testing ------- - Python UT passes. - Tested on live cluster. - Ambari QA pending. Thanks, Swapan Shridhar