GRUB_TIMEOUT=5
GRUB_DISTRIBUTOR=""
GRUB_DEFAULT=saved
GRUB_DISABLE_SUBMENU=true
GRUB_TERMINAL_OUTPUT=“console”
GRUB_CMDLINE_LINUX=“rd.lvm.lv=rootvg/usrlv rd.lvm.lv=rootvg/swaplv crashkernel=auto vconsole.keymap=us rd.lvm.lv=rootvg/rootlv vconsole.font=latarcyrheb-sun16 rhgb quiet net.ifnames=0 biosdevname=0”
GRUB_DISABLE_RECOVERY=“true”
auto eth0
iface eth0 inet dhcp
auto eth1
iface eth1 inet static
address 192.168.56.100
netmask 255.255.255.0
network 192.168.56.0
broadcast 192.168.56.255
export JAVA_HOME=/usr/lib/jvm/java-8-openjdk-amd64
export HADOOP_HOME=/usr/local/hadoop
export PATH=
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export PATH=
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export HADOOP_MAPRED_HOME=
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HADOOP_HOME export HADOOP_COMMON_HOME=
HADOOPHOMEexportHADOOPCOMMONHOME=HADOOP_HOME
export HADOOP_HDFS_HOME=
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HADOOP_HOME export YARN_HOME=
HADOOPHOMEexportYARNHOME=HADOOP_HOME
export HADOOP_COMMON_LIB_NATIVE_DIR=
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HADOOP_HOME/lib/native export HADOOP_OPTS="-Djava.library.path=
HADOOPHOME/lib/nativeexportHADOOPOPTS="−Djava.library.path=HADOOP_HOME/lib"
export JAVA_LIBRARY_PATH=
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HADOOPHOME/lib/native:JAVA_LIBRARY_PATH
export PATH=
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{JAVA_HOME}/bin:
JAVAHOME/bin:{PATH}
export HADOOP_CLASSPATH=${JAVA_HOME}/lib/tools.jar
export SCALA_HOME=/usr/local/scala
export PATH=
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export SPARK_HOME=/usr/local/spark
export PATH=
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PATH:SPARK_HOME/bin