[HBASE-15240] Go Big BucketCache Fixes

• Type: Umbrella
• Status: Resolved
• Priority: Major
• Resolution: Implemented
• Component/s: BucketCache
• Assignee: Michael Stack
• Reporter: Michael Stack
• Created: 10/Feb/16 00:30
• Updated: 11/Jun/22 18:22
• Resolved: 11/Jun/22 18:22

Description

Umbrella issue to which we will attach issues that prevent bucketcache going big; there's a few.

Issue Links

• blocks: HBASE-17204 Make Off heap Bucket Cache default ON
• relates to: HBASE-16993 BucketCache throw java.io.IOException: Invalid HFile block magic when configuring hbase.bucketcache.bucket.sizes

Sub-Tasks

• BucketCache is inefficient/wasteful/dumb in its bucket allocations: Open
• BucketCache reduce heap overhead : Investigate removal of NavigableSet 'blocksByHFile': Open