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Support Article

Cassandra heap size does not increase



The prconfig.xml file is modified to override the system calculated heap size. However, the values are not overridden.

Error Messages

Not  Applicable

Steps to Reproduce

  1. Insert the below tags in the prcong.xml.

    <env name="dnode/cassandra_heap_new_size" value="16G" />
    <env name="dnode/cassandra_max_heap_size" value="16G" />

  2. Restart the server node

Root Cause

In file, the maximum heap and the new heap sizes are overridden.


As a local-change, modify the file as below: MAX_HEAP_SIZE="16G" 

Published January 9, 2019 - Updated December 2, 2021

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