[HBASE-14020] Unsafe based optimized write in ByteBufferOutputStream

• Type: Sub-task
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 2.0.0
• Component/s: Scanners
• Hadoop Flags: Reviewed
• Assignee: Anoop Sam John
• Reporter: Anoop Sam John
• Created: 03/Jul/15 10:20
• Updated: 06/Jul/15 08:58
• Resolved: 06/Jul/15 05:15

Description

We use this class to build the cellblock at RPC layer. The write operation is doing puts to java ByteBuffer which is having lot of overhead. Instead we can do Unsafe based copy to buffer operation.