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Posted to hdfs-user@hadoop.apache.org by Marlon Sol Samaniego <Ma...@sysplus.com> on 2014/06/11 22:14:33 UTC
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From: Marco A. S. Netto [marco.netto@gmail.com]
Sent: Wednesday, June 11, 2014 2:58 PM
To: user@hadoop.apache.org
Subject: Ganglia + Number of Running Mappers + Reducers + Yarn
Dear all,
I've recently installed Hadoop 2.2.0 with Ganglia on a small cluster.
I would like to get information about the progress of the application, such as running mappers/reducers/tasks, pending mappers/reducers/tasks.
Checking the following file, I've noticed that there are some interesting variables that could help me:
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapreduce/ClusterMetrics.java
However, variables such as runningMaps and runningReduces don't seem to be available from Ganglia.
Is it possible to get these variables from Hadoop 2.2.0? Or only 1.x? Any help is very welcome.
Thanks in advance,
Marco
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Here is my hadoop-metrics2.properties which I believe may not be 100% correct
---
*.sink.ganglia.class=org.apache.hadoop.metrics2.sink.ganglia.GangliaSink31
*.sink.ganglia.period=10
*.sink.ganglia.supportsparse=true
tasktracker.sink.ganglia.class=org.apache.hadoop.metrics2.sink.ganglia.GangliaSink31
tasktracker.sink.ganglia.period=10
tasktracker.sink.ganglia.servers=IP_GANGLIA_GMETAD:8649
jobtracker.sink.ganglia.class=org.apache.hadoop.metrics2.sink.ganglia.GangliaSink31
jobtracker.sink.ganglia.period=10
jobtracker.sink.ganglia.servers=IP_GANGLIA_GMETAD:8649
maptask.sink.ganglia.class=org.apache.hadoop.metrics2.sink.ganglia.GangliaSink31
maptask.sink.ganglia.period=10
maptask.sink.ganglia.servers=IP_GANGLIA_GMETAD:8649
mapred.sink.ganglia.class=org.apache.hadoop.metrics2.sink.ganglia.GangliaSink31
mapred.sink.ganglia.period=10
mapred.sink.ganglia.servers=IP_GANGLIA_GMETAD:8649
namenode.sink.ganglia.class=org.apache.hadoop.metrics2.sink.ganglia.GangliaSink31
namenode.sink.ganglia.period=10
namenode.sink.ganglia.servers=IP_GANGLIA_GMETAD:8649
datanode.sink.ganglia.class=org.apache.hadoop.metrics2.sink.ganglia.GangliaSink31
datanode.sink.ganglia.period=10
datanode.sink.ganglia.servers=IP_GANGLIA_GMETAD:8649
resourcemanager.sink.ganglia.class=org.apache.hadoop.metrics2.sink.ganglia.GangliaSink31
resourcemanager.sink.ganglia.period=10
resourcemanager.sink.ganglia.servers=IP_GANGLIA_GMETAD:8649
----