Hadoop JobTracker和NameNode运行时参数查看
1）JobTracker运行时参数：
hadoop@ubuntu:/home/zhangchao3$ ps -ef | grep job
hadoop 29563 1 0 11:34 pts/12 00:00:24 /home/hadoop/jdk1.7.0_60/bin/java -Dproc_jobtracker -Xmx1000m -Dcom.sun.management.jmxremote -Dcom.sun.management.jmxremote -Dcom.sun.management.jmxremote -Dcom.sun.management.jmxremote -Dcom.sun.management.jmxremote -Dhadoop.log.dir=/home/hadoop/hadoop-1.0.3/libexec/../logs -Dhadoop.log.file=hadoop-hadoop-jobtracker-ubuntu.ubuntu.log -Dhadoop.home.dir=/home/hadoop/hadoop-1.0.3/libexec/.. -Dhadoop.id.str=hadoop -Dhadoop.root.logger=INFO,DRFA -Dhadoop.security.logger=INFO,DRFAS -Djava.library.path=/home/hadoop/hadoop-1.0.3/libexec/../lib/native/Linux-amd64-64 -Dhadoop.policy.file=hadoop-policy.xml -classpath /home/hadoop/hadoop-1.0.3/libexec/../conf:/home/hadoop/jdk1.7.0_60/lib/tools.jar:/home/hadoop/hadoop-1.0.3/libexec/..:/home/hadoop/hadoop-1.0.3/libexec/../hadoop-core-1.0.3.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/asm-3.2.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/aspectjrt-1.6.5.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/aspectjtools-1.6.5.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/commons-beanutils-1.7.0.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/commons-beanutils-core-1.8.0.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/commons-cli-1.2.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/commons-codec-1.4.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/commons-collections-3.2.1.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/commons-configuration-1.6.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/commons-daemon-1.0.1.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/commons-digester-1.8.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/commons-el-1.0.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/commons-httpclient-3.0.1.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/commons-io-2.1.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/commons-lang-2.4.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/commons-logging-1.1.1.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/commons-logging-api-1.0.4.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/commons-math-2.1.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/commons-net-1.4.1.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/core-3.1.1.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/hadoop-capacity-scheduler-1.0.3.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/hadoop-fairscheduler-1.0.3.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/hadoop-thriftfs-1.0.3.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/hsqldb-1.8.0.10.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/jackson-core-asl-1.8.8.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/jackson-mapper-asl-1.8.8.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/jasper-compiler-5.5.12.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/jasper-runtime-5.5.12.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/jdeb-0.8.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/jersey-core-1.8.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/jersey-json-1.8.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/jersey-server-1.8.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/jets3t-0.6.1.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/jetty-6.1.26.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/jetty-util-6.1.26.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/jsch-0.1.42.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/junit-4.5.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/kfs-0.2.2.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/log4j-1.2.15.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/mockito-all-1.8.5.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/oro-2.0.8.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/servlet-api-2.5-20081211.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/slf4j-api-1.4.3.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/slf4j-log4j12-1.4.3.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/xmlenc-0.52.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/jsp-2.1/jsp-2.1.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/jsp-2.1/jsp-api-2.1.jar org.apache.hadoop.mapred.JobTracker
2）NameNode运行时参数：
hadoop@ubuntu:/home/zhangchao3$ ps -ef | grep name
hadoop 29378 1 0 11:34 pts/12 00:00:19 /home/hadoop/jdk1.7.0_60/bin/java -Dproc_namenode -Xmx1000m -Dcom.sun.management.jmxremote -Dcom.sun.management.jmxremote -Dcom.sun.management.jmxremote -Dcom.sun.management.jmxremote -Dcom.sun.management.jmxremote -Dhadoop.log.dir=/home/hadoop/hadoop-1.0.3/libexec/../logs -Dhadoop.log.file=hadoop-hadoop-namenode-ubuntu.ubuntu.log -Dhadoop.home.dir=/home/hadoop/hadoop-1.0.3/libexec/.. -Dhadoop.id.str=hadoop -Dhadoop.root.logger=INFO,DRFA -Dhadoop.security.logger=INFO,DRFAS -Djava.library.path=/home/hadoop/hadoop-1.0.3/libexec/../lib/native/Linux-amd64-64 -Dhadoop.policy.file=hadoop-policy.xml -classpath /home/hadoop/hadoop-1.0.3/libexec/../conf:/home/hadoop/jdk1.7.0_60/lib/tools.jar:/home/hadoop/hadoop-1.0.3/libexec/..:/home/hadoop/hadoop-1.0.3/libexec/../hadoop-core-1.0.3.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/asm-3.2.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/aspectjrt-1.6.5.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/aspectjtools-1.6.5.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/commons-beanutils-1.7.0.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/commons-beanutils-core-1.8.0.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/commons-cli-1.2.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/commons-codec-1.4.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/commons-collections-3.2.1.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/commons-configuration-1.6.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/commons-daemon-1.0.1.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/commons-digester-1.8.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/commons-el-1.0.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/commons-httpclient-3.0.1.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/commons-io-2.1.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/commons-lang-2.4.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/commons-logging-1.1.1.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/commons-logging-api-1.0.4.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/commons-math-2.1.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/commons-net-1.4.1.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/core-3.1.1.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/hadoop-capacity-scheduler-1.0.3.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/hadoop-fairscheduler-1.0.3.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/hadoop-thriftfs-1.0.3.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/hsqldb-1.8.0.10.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/jackson-core-asl-1.8.8.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/jackson-mapper-asl-1.8.8.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/jasper-compiler-5.5.12.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/jasper-runtime-5.5.12.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/jdeb-0.8.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/jersey-core-1.8.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/jersey-json-1.8.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/jersey-server-1.8.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/jets3t-0.6.1.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/jetty-6.1.26.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/jetty-util-6.1.26.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/jsch-0.1.42.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/junit-4.5.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/kfs-0.2.2.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/log4j-1.2.15.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/mockito-all-1.8.5.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/oro-2.0.8.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/servlet-api-2.5-20081211.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/slf4j-api-1.4.3.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/slf4j-log4j12-1.4.3.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/xmlenc-0.52.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/jsp-2.1/jsp-2.1.jar:/home/hadoop/hadoop-1.0.3/libexec/../lib/jsp-2.1/jsp-api-2.1.jar org.apache.hadoop.hdfs.server.namenode.NameNode
