The hdfs-hadoop-config from rahatarinasir

hdfs-hadoop-config's Introduction

hdfs config:

hdfs namenode -format start-dfs.sh 192.168.56.2:9870 you must see hdfs hadoop

my computer---->c---->windows---->system32----->drivers---->etc--->hosts open host 192.168.56.2 node-master 192.168.56.3 node1

node-master:9870

stop-dfs.sh

^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ config YARN hadoop ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ /opt/hadoop-3.2.1/etc/hadoop/ yarn-site.xml

yarn.resourcemanager.hostname node-master yarn.nodemanager.resource.memory-mb 1536 yarn.scheduler.maximum-allocation-mb 1536

 <description>Maximum limit of memory to allocate to each container request at the Resource Manager.</description>

yarn.scheduler.minimum-allocation-mb 512 Minimum limit of memory to allocate to each container request at the Resource Manager.

    <name>yarn.nodemanager.aux-services</name>

    <value>mapreduce_shuffle</value>
    

</property>


 <property>

    <name>yarn.nodemanager.vmem-chech-enable</name>

    <value>false</value>

    <description>turn off virtual memory.</description>
</property>


<property>

    <name>yarn.acl.enable</name>

    <value>0</value>
     <description>turn off acl.</description>

</property>

---------------------------------------- scp /opt/hadoop-3.2.1/etc/hadoop/yarn-site.xml node1:/opt/hadoop-3.2.1/etc/hadoop/yarn-site.xml

and copy to another node.

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hdfs-hadoop-config's Introduction

hdfs namenode -format start-dfs.sh 192.168.56.2:9870 you must see hdfs hadoop

my computer---->c---->windows---->system32----->drivers---->etc--->hosts open host 192.168.56.2 node-master 192.168.56.3 node1

node-master:9870

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