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MapReduce >> mail # user >> why mapred job can not catch the current running job?


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why mapred job can not catch the current running job?
hi,all
i use TestDFSIO lauch a job,and use mapred job to observer running job
status ,but it seems no any job catched,why?
# mapred job -list
13/08/19 16:26:05 WARN conf.Configuration: session.id is deprecated.
Instead, use dfs.metrics.session-id
13/08/19 16:26:05 INFO jvm.JvmMetrics: Initializing JVM Metrics with
processName=JobTracker, sessionId13/08/19 16:26:05 WARN conf.Configuration: slave.host.name is deprecated.
Instead, use dfs.datanode.hostname
0 jobs currently running
JobId   State   StartTime       UserName        Priority
SchedulingInfo