[MAPREDUCE-4599] [MAPREDUCE-3902] Ensure not to launch container on blacklisted hosts

• Type: Sub-task
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: MR-3902
• Fix Version/s: MR-3902
• Component/s: applicationmaster
• Target Version/s: MR-3902
• Hadoop Flags: Reviewed
• Assignee: Tsuyoshi Ozawa
• Reporter: Tsuyoshi Ozawa
• Created: 28/Aug/12 07:29
• Updated: 29/Aug/12 18:32
• Resolved: 29/Aug/12 18:32

Description

The current implementation of RMContainerAllocator doesn't ensure not to launch containers on blacklisted nodes. This may cause some skews by tasks on bad nodes.