[HDFS-9797] Log Standby exceptions thrown by RequestHedgingProxyProvider at DEBUG Level

• Type: Improvement
• Status: Resolved
• Priority: Minor
• Resolution: Fixed
• Affects Version/s: 2.8.0
• Fix Version/s: 2.8.0, 3.0.0-alpha1
• Component/s: hdfs-client
• Assignee: Íñigo Goiri
• Reporter: Íñigo Goiri
• Created: 12/Feb/16 04:41
• Updated: 30/Aug/16 01:19
• Resolved: 12/Feb/16 19:22

Description

RequestHedgingProxyProvider tries to connect to all the Namenodes and reports the exception for all the standby exceptions for all the other namenodes. There is no point on reporting the standby exception if it's expected.

Issue Links

• relates to: HDFS-7858 Improve HA Namenode Failover detection on the client