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

See ???.

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

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

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

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

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

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.