Hi ,

I want to use MSLAB feature on Hbase 1.4.10, I checked the useage HBASE-8163 
(https://issues.apache.org/jira/browse/HBASE-8163) as bellow  , it was  fixed 
0.98.0, 0.95.0 and whether need to apply it on Hbase 1.4.10 ?

Usage:
Disable pool(default): configure "hbase.hregion.memstore.chunkpool.maxsize" as 0
Enable pool: configure "hbase.hregion.memstore.chunkpool.maxsize" as a 
percentage of global memstore size (between 0.0 and 1.0, recommend to set it as 
the gap between min and max sizes of memstore, e.g. 0.5)


Hbase DOC:

If you have a write-heavy workload, check out HBASE-8163 MemStoreChunkPool: An 
improvement for JAVA GC when using 
MSLAB<https://issues.apache.org/jira/browse/HBASE-8163>. It describes 
configurations to lower the amount of young GC during write-heavy loadings. If 
you do not have HBASE-8163 installed,


Question :
1. Need to apply HBASE-8163 on Hbase 1.4.10 ?
2. How to check out HBASE-8163 is installed on Hbase 1.4.10 bin vaersion?


Regards,

Syni

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