Using Apache HBase to store and access data
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BlockCache-and-MemStore-Properties

You can edit the hfile.block.cache.size and hbase.regionserver.global.memstore.upperLimit properties in the hbase-site.xml configuration file.

Property

Default Value

Description

hfile.block.cache.size

0.4

Proportion of maximum JVM heap size (Java -Xmx setting) to allocate to BlockCache. A value of 0.4 allocates 40% of the maximum heap size.

hbase.regionserver.global.memstore.upperLimit

0.4

Proportion of maximum JVM heap size (Java -Xmx setting) to allocate to MemStore. A value of 0.4 allocates 40% of the maximum heap size.