Github user kumarvishal09 commented on the issue:
https://github.com/apache/carbondata/pull/2872
@manishgupta88 this is basic implementation of pool(kind of pool :)) and
currently it only for direct flow(new flow), In future I am planing to replace
reusable buffer with proper byte array pooling which can be used for both old
and new flow. I will raise a JIRA for the same ---
