We are repeatedly getting alerts for NN Pause duration (The health test result for NAME_NODE_PAUSE_DURATION has become bad: Average time spent paused was 44.5 second(s) (74.25%) per minute over the previous 5 minute(s). Critical threshold: 60.00%.)
CM / CDH - 5.16.2
Current NN Heap Size - 4GB
Block Used - 5TB
Request some assistance in fixing this.
You would need to tune your heap in accordance with the number of files. The tuning guideline is in document https://docs.cloudera.com/HDPDocuments/HDP2/HDP-2.6.5/bk_command-line-installation/content/configuri...
If you would like to get count of files, You may run hdfs dfs -count /
Appericate your help, would like some assistance in configuring NN heap size, would like to know what would be the best way to move forward: