[ACCUMULO-2225] Need to better handle DNS failure propagation from Hadoop

• Type: Bug
• Status: Resolved
• Priority: Minor
• Resolution: Fixed
• Affects Version/s: 1.4.4, 1.5.0
• Fix Version/s: 1.4.5, 1.5.1, 1.6.0

Environment

1.4.5-SNAP on CDH4 w/gremlins

• Assignee: Sean Busbey
• Reporter: Sean Busbey
• Created: 20/Jan/14 17:39
• Updated: 23/Jan/14 13:19
• Resolved: 23/Jan/14 13:19

Description

Injecting network failures to cause dns failures can cause odd failures within our underlying Hadoop calls such that IllegalArgumentExceptions come out (rather than IOException or UnknownHostException).

There are several places where we do not adequately account for this, causing role failure.