[ACCUMULO-2613] Take advantage of HDFS caching to improve MTTR

• Type: Improvement
• Status: Resolved
• Priority: Critical
• Resolution: Abandoned
• Labels: recovery
• Assignee: Unassigned
• Reporter: Sean Busbey
• Created: 02/Apr/14 15:54
• Updated: 28/Oct/20 22:16
• Resolved: 28/Oct/20 22:16

Description

Hadoop 2.3.0 added HDFS caching.

We should use this for small internal use tables (like !METADATA) and we should probably have a configurable option to use it for tables, with a stern warning that it should only be enabled on small tables that will be frequently used.