Warnings Raised after Deploying a BDA CDH Cluster Spanning 45 Nodes And 3 Racks
(Doc ID 2075843.1)
Last updated on APRIL 08, 2020
Applies to:Big Data Appliance Integrated Software - Version 4.2.0 and later
After a Mammoth BDA V4.2 install on a cluster with 40+ nodes, Cloudera Manager reports the following warnings:
hdfs: Java Heap size of namenode in Bytes Java Heap Size of namenode in Bytes is recommended to be at least 1GB for every million HDFS blocks. Suggested minimum value: <X>
Where "X" equals some value in bytes (i.e. 16620978176).
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