[TEZ-1928] Tez local mode hang in Pig tez local mode

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 0.5.2
• Fix Version/s: 0.5.4
• Target Version/s: 0.7.0, 0.5.4, 0.6.1
• Assignee: Hitesh Shah
• Reporter: Daniel Dai
• Created: 08/Jan/15 06:20
• Updated: 30/Jun/15 04:52
• Resolved: 09/Feb/15 23:06

Description

Pig tez local mode tests hang under some scenario. I attached several stack trace of hanging tests.

By setting "tez.am.inline.task.execution.max-tasks", the test does not hang. However, we cannot make it general since Pig backend code is not designed to be multithread-safe.

Issue Links

• is related to: PIG-4378 Better way to fix tez local mode test hanging