[YARN-2054] Better defaults for YARN ZK configs for retries and retry-inteval when HA is enabled

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 2.4.0
• Fix Version/s: 2.5.0
• Component/s: resourcemanager
• Target Version/s: 2.5.0
• Hadoop Flags: Reviewed
• Assignee: Karthik Kambatla
• Reporter: Karthik Kambatla
• Created: 14/May/14 01:14
• Updated: 03/Nov/14 18:34
• Resolved: 30/May/14 15:26

Description

Currenly, we have the following default values:

1. yarn.resourcemanager.zk-num-retries - 500
2. yarn.resourcemanager.zk-retry-interval-ms - 2000

This leads to a cumulate 1000 seconds before the RM gives up trying to connect to the ZK.