[MAPREDUCE-6783] Default setting 'inheritParentEnv=false' caused mr executor failed to initialize

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Duplicate
• Affects Version/s: 3.0.0-alpha1
• Component/s: nodemanager
• Assignee: Unassigned
• Reporter: DENG FEI
• Created: 28/Sep/16 11:51
• Updated: 30/Sep/16 02:54
• Resolved: 30/Sep/16 02:54

Description

MR default classpath depend on the "HADOOP_MAPRED_HOME" , defined at MRJobConfig#DEFAULT_MAPREDUCE_APPLICATION_CLASSPATH.
On 3.0.0.alpha1 , contain "Remove parent's env vars from child processes " which commit by Robert Kanter ,but it's seem not found in jira or release note. DefaultContainerExecutor & DefaultLinuxContinerExecutor default the 'inheritParentEnv' as false,there is no any approach to set the "HADOOP_MAPRED_HOME" ,the AM failed by "Could not find or load main class org.apache.hadoop.mapreduce.v2.app.MRAppMaster"

Issue Links

• is duplicated by: MAPREDUCE-6704 Update the documents to run MapReduce application