[ACCUMULO-1957] specify durability during writes

• Type: New Feature
• Status: Resolved
• Priority: Minor
• Resolution: Fixed
• Fix Version/s: 1.7.0
• Component/s: client, tserver
• Assignee: Eric C. Newton
• Reporter: Eric C. Newton
• Created: 03/Dec/13 17:29
• Updated: 16/Apr/15 17:57
• Resolved: 05/Sep/14 21:28

Description

There are several levels of durability:

• acknowledged
• walog'd
• walog'd and synced to datanodes
• walog'd and synced to datanode disks

Rather than specify this at the table configuration, allow the user to specify it when they create a batch writer.

Issue Links

• breaks: ACCUMULO-3222 Durability obtained before tablet null check
• breaks: ACCUMULO-3186 ConditionalWriterIT.testThreads failed due to NPE in tserver
• is duplicated by: ACCUMULO-2932 Increased control over write durability
• is related to: ACCUMULO-3737 Create 1.7.0 release notes
• links to: ACCUMULO-1957.patch01 on reviewboard