[root@hadoop01 ~]# cat /etc/sysconfig/network # Created by anaconda NETWORKING = yes HOSTNAME = hadoop01 [root@hadoop01 ~]# cat /etc/hosts 127.0.0.1 localhost localhost.localdomain localhost4 localhost4.localdomain4 ::1 localhost localhost.localdomain localhost6 localhost6.localdomain6 192.168.56.101 hadoop01 192.168.56.102 hadoop02 192.168.56.103 hadoop03
systemctl stop firewalld.service #停止firewall systemctl disable firewalld.service #禁止firewall开机启动
[root@hadoop02 ~]# cat /etc/sysconfig/selinux # This file controls the state of SELinux on the system # SELINUX= can take one of these three values: # enforcing - SELinux security policy is enforced # permissive - SELinux prints warnings instead of enforcing # disabled - No SELinux policy is loaded SELINUX=disabled # SELINUXTYPE= can take one of three two values: # targeted - Targeted processes are protected, # minimum - Modification of targeted policy Only selected processes are protected # mls - Multi Level Security protection SELINUXTYPE=targeted
ssh-keygen -t rsa
ssh-copy-id 192.168.56.101 <pre name="code" class="plain">ssh-copy-id 192.168.56.102
ssh-copy-id 192.168.56.103
<pre name="code" class="plain">ssh hadoop02
<pre name="code" class="plain">tar -zxf jdk-7u76-linux-x64.tar.gz -C /home/softwares
export JAVA_HOME=/home/softwares/jdk0_111 export PATH=$PATH:$JAVA_HOME/bin
java -version
scp -r /home/* root@192.168.56.10X:/home
<configuration>
<property>
<name>fsdefaultFS</name>
<value>hdfs://101:8020</value>
</property>
<property>
<name>hadooptmpdir</name>
<value>/home/softwares/hadoop-3/data/tmp</value>
</property>
<property>
<name>fstrashinterval</name>
<value>10080</value>
</property>
</configuration>
<configuration>
<property>
<name>dfsreplication</name>
<value>3</value>
</property>
<property>
<name>dfspermissionsenabled</name>
<value>false</value>
</property>
<property>
<name>dfsnamenodehttp-address</name>
<value>101:50070</value>
</property>
<property>
<name>dfsnamenodesecondaryhttp-address</name>
<value>103:50090</value>
</property>
</configuration>
<configuration>
<property>
<name>mapreduceframeworkname</name>
<value>yarn</value>
</property>
<property>
<name>mapreducejobhistoryaddress</name>
<value>101:10020</value>
</property>
<property>
<name>mapreducejobhistorywebappaddress</name>
<value>101:19888</value>
</property>
<property>
<name>mapreducejobubertaskenable</name>
<value>true</value>
</property>
</configuration>
<configuration>
<!-- Site specific YARN configuration properties -->
<property>
<name>yarnnodemanageraux-services</name>
<value>mapreduce_shuffle</value>
</property>
<property>
<name>yarnresourcemanagerhostname</name>
<value>102</value>
</property>
<property>
<name>yarnweb-proxyaddress</name>
<value>102:8888</value>
</property>
<property>
<name>yarnlog-aggregation-enable</name>
<value>true</value>
</property>
<property>
<name>yarnlog-aggregationretain-seconds</name>
<value>604800</value>
</property>
<property>
<name>yarnnodemanagerresourcememory-mb</name>
<value>8192</value>
</property>
<property>
<name>yarnnodemanagerresourcecpu-vcores</name>
<value>8</value>
</property>
</configuration>
[root@hadoop01 hadoop-3]# sbin/start-dfssh Java HotSpot(TM) Client VM warning: You have loaded library /home/softwares/hadoop-3/lib/native/libhadoopso which might have disabled stack guard The VM will try to fix the stack guard now It's highly recommended that you fix the library with 'execstack -c <libfile>', or link it with '-z noexecstack' 16/11/07 16:49:19 WARN utilNativeCodeLoader: Unable to load native-hadoop library for your platform using builtin-java classes where applicable Starting namenodes on [hadoop01] hadoop01: starting namenode, logging to /home/softwares/hadoop-3/logs/hadoop-root-namenode-hadoopout 102: starting datanode, logging to /home/softwares/hadoop-3/logs/hadoop-root-datanode-hadoopout 103: starting datanode, logging to /home/softwares/hadoop-3/logs/hadoop-root-datanode-hadoopout 101: starting datanode, logging to /home/softwares/hadoop-3/logs/hadoop-root-datanode-hadoopout Starting secondary namenodes [hadoop03] hadoop03: starting secondarynamenode, logging to /home/softwares/hadoop-3/logs/hadoop-root-secondarynamenode-hadoopout
[root@hadoop01 hadoop-3]# jps 7826 Jps 7270 DataNode 7052 NameNode
[root@hadoop02 bin]# jps 4260 DataNode 4488 Jps [root@hadoop03 ~]# jps 6436 SecondaryNameNode 6750 Jps 6191 DataNode
[root@hadoop02 hadoop-3]# sbin/start-yarnsh starting yarn daemons starting resourcemanager, logging to /home/softwares/hadoop-3/logs/yarn-root-resourcemanager-hadoopout 101: starting nodemanager, logging to /home/softwares/hadoop-3/logs/yarn-root-nodemanager-hadoopout 103: starting nodemanager, logging to /home/softwares/hadoop-3/logs/yarn-root-nodemanager-hadoopout 102: starting nodemanager, logging to /home/softwares/hadoop-3/logs/yarn-root-nodemanager-hadoopout
[root@hadoop02 hadoop-3]# jps 4641 ResourceManager 4260 DataNode 4765 NodeManager 5165 Jps [root@hadoop01 hadoop-3]# jps 7270 DataNode 8375 Jps 7976 NodeManager 7052 NameNode [root@hadoop03 ~]# jps 6915 NodeManager 6436 SecondaryNameNode 7287 Jps 6191 DataNode
[root@hadoop01 hadoop-3]# sbin/mr-jobhistory-daemonsh start historyserver starting historyserver, logging to /home/softwares/hadoop-3/logs/mapred-root-historyserver-hadoopout [root@hadoop01 hadoop-3]# jps 8624 Jps 7270 DataNode 7976 NodeManager 8553 JobHistoryServer 7052 NameNode [root@hadoop02 hadoop-3]# sbin/yarn-daemonsh start proxyserver starting proxyserver, logging to /home/softwares/hadoop-3/logs/yarn-root-proxyserver-hadoopout [root@hadoop02 hadoop-3]# jps 4641 ResourceManager 4260 DataNode 5367 WebAppProxyServer 5402 Jps 4765 NodeManager
[root@hadoop01 hadoop-3]# bin/hdfs dfs -put /etc/profile /profile
[root@hadoop01 hadoop-3]# bin/hadoop jar share/hadoop/mapreduce/hadoop-mapreduce-examples-jar wordcount /profile /fll_out
Java HotSpot(TM) Client VM warning: You have loaded library /home/softwares/hadoop-3/lib/native/libhadoopso which might have disabled stack guard The VM will try to fix the stack guard now
It's highly recommended that you fix the library with 'execstack -c <libfile>', or link it with '-z noexecstack'
16/11/07 17:17:10 WARN utilNativeCodeLoader: Unable to load native-hadoop library for your platform using builtin-java classes where applicable
16/11/07 17:17:12 INFO clientRMProxy: Connecting to ResourceManager at /102:8032
16/11/07 17:17:18 INFO inputFileInputFormat: Total input paths to process : 1
16/11/07 17:17:19 INFO mapreduceJobSubmitter: number of splits:1
16/11/07 17:17:19 INFO mapreduceJobSubmitter: Submitting tokens for job: job_1478509135878_0001
16/11/07 17:17:20 INFO implYarnClientImpl: Submitted application application_1478509135878_0001
16/11/07 17:17:20 INFO mapreduceJob: The url to track the job: http://102:8888/proxy/application_1478509135878_0001/
16/11/07 17:17:20 INFO mapreduceJob: Running job: job_1478509135878_0001
16/11/07 17:18:34 INFO mapreduceJob: Job job_1478509135878_0001 running in uber mode : true
16/11/07 17:18:35 INFO mapreduceJob: map 0% reduce 0%
16/11/07 17:18:43 INFO mapreduceJob: map 100% reduce 0%
16/11/07 17:18:50 INFO mapreduceJob: map 100% reduce 100%
16/11/07 17:18:55 INFO mapreduceJob: Job job_1478509135878_0001 completed successfully
16/11/07 17:18:59 INFO mapreduceJob: Counters: 52
File System Counters
FILE: Number of bytes read=4264
FILE: Number of bytes written=6412
FILE: Number of read operations=0
FILE: Number of large read operations=0
FILE: Number of write operations=0
HDFS: Number of bytes read=3940
HDFS: Number of bytes written=261673
HDFS: Number of read operations=35
HDFS: Number of large read operations=0
HDFS: Number of write operations=8
Job Counters
Launched map tasks=1
Launched reduce tasks=1
Other local map tasks=1
Total time spent by all maps in occupied slots (ms)=8246
Total time spent by all reduces in occupied slots (ms)=7538
TOTAL_LAUNCHED_UBERTASKS=2
NUM_UBER_SUBMAPS=1
NUM_UBER_SUBREDUCES=1
Total time spent by all map tasks (ms)=8246
Total time spent by all reduce tasks (ms)=7538
Total vcore-milliseconds taken by all map tasks=8246
Total vcore-milliseconds taken by all reduce tasks=7538
Total megabyte-milliseconds taken by all map tasks=8443904
Total megabyte-milliseconds taken by all reduce tasks=7718912
Map-Reduce Framework
Map input records=78
Map output records=256
Map output bytes=2605
Map output materialized bytes=2116
Input split bytes=99
Combine input records=256
Combine output records=156
Reduce input groups=156
Reduce shuffle bytes=2116
Reduce input records=156
Reduce output records=156
Spilled Records=312
Shuffled Maps =1
Failed Shuffles=0
Merged Map outputs=1
GC time elapsed (ms)=870
CPU time spent (ms)=1970
Physical memory (bytes) snapshot=243326976
Virtual memory (bytes) snapshot=2666557440
Total committed heap usage (bytes)=256876544
Shuffle Errors
BAD_ID=0
CONNECTION=0
IO_ERROR=0
WRONG_LENGTH=0
WRONG_MAP=0
WRONG_REDUCE=0
File Input Format Counters
Bytes Read=1829
File Output Format Counters
Bytes Written=1487
[root@hadoop01 hadoop-3]# bin/hdfs dfs -cat /fll_out/part-r-00000
Java HotSpot(TM) Client VM warning: You have loaded library /home/softwares/hadoop-3/lib/native/libhadoopso which might have disabled stack guard The VM will try to fix the stack guard now
It's highly recommended that you fix the library with 'execstack -c <libfile>', or link it with '-z noexecstack'
16/11/07 17:29:17 WARN utilNativeCodeLoader: Unable to load native-hadoop library for your platform using builtin-java classes where applicable
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