1.4. HBase Configurations

See ???.

1.4.1. Managing Compactions

For larger systems, managing compactions and splits may be something you want to consider.

1.4.2. hbase.regionserver.handler.count

See ???.

1.4.3. hfile.block.cache.size

See ???. A memory setting for the RegionServer process.

1.4.4. hbase.regionserver.global.memstore.upperLimit

See ???. This memory setting is often adjusted for the RegionServer process depending on needs.

1.4.5. hbase.regionserver.global.memstore.lowerLimit

See ???. This memory setting is often adjusted for the RegionServer process depending on needs.

1.4.6. hbase.hstore.blockingStoreFiles

See ???. If there is blocking in the RegionServer logs, increasing this can help.

1.4.7. hbase.hregion.memstore.block.multiplier

See ???. If there is enough RAM, increasing this can help.

1.4.8. hbase.regionserver.checksum.verify

Have HBase write the checksum into the datablock and save having to do the checksum seek whenever you read.

See Section 1.4.8, “hbase.regionserver.checksum.verify, ??? and ??? For more information see the release note on HBASE-5074 support checksums in HBase block cache.

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