@gnavarro54 Has the reply helped resolve your issue? If so, please mark the appropriate reply as the solution, as it will make it easier for others to find the answer in the future. Thank you. ... View more

Hi steven. Thanks for the quick response. I'm running this HDP cluster in SUSE 12 SP2.  This node has 32 GB RAM and using just 4.  Free RAM is 27 GB. Yarn Configuration is like this: ResourceManager Java heap size = 2048 NodeManager Java heap size = 1024 AppTimelineServer Java heap size = 8072   ulimit used by RM process is: core file size (blocks, -c) unlimited data seg size (kbytes, -d) unlimited scheduling priority (-e) 0 file size (blocks, -f) unlimited pending signals (-i) 128615 max locked memory (kbytes, -l) 64 max memory size (kbytes, -m) unlimited open files (-n) 32768 pipe size (512 bytes, -p) 8 POSIX message queues (bytes, -q) 819200 real-time priority (-r) 0 stack size (kbytes, -s) 8192 cpu time (seconds, -t) unlimited max user processes (-u) 65536 virtual memory (kbytes, -v) unlimited file locks (-x) unlimited --- From RM log file: 2020-09-29 17:15:00,825 INFO scheduler.AbstractYarnScheduler (AbstractYarnScheduler.java:getMinimumAllocation(1367)) - Minimum allocation = <memory:1024, vCores:1> 2020-09-29 17:15:00,825 INFO scheduler.AbstractYarnScheduler (AbstractYarnScheduler.java:getMaximumAllocation(1379)) - Maximum allocation = <memory:24576, vCores:3   No matter how much memory is assigned to RM, it always fails with this Jana OoM. What may be a recommended Java Memory configuration for Yarn components?        ... View more