docker 安装hadoop
上一篇文章介绍了一些docker的基本命令，这篇文章来安装一个HADOOP一、下载hadoop镜像
@~/git/github/docker-ambari (master)$ docker pull sequenceiq/hadoop-docker:2.6.0
Pulling repository sequenceiq/hadoop-docker
7b738796aaab: Pulling dependent layers
89b52f216c6c: Download complete
... 这个一个漫长的过程
Status: Downloaded newer image for sequenceiq/hadoop-docker:2.6.0
二、查看镜像
@~ $ docker images
REPOSITORY TAG IMAGE ID CREATED VIRTUAL SIZE
ubuntu curl-ubuntu aac468ce18c8 17 hours ago 204.1 MB
sequenceiq/hadoop-docker 2.6.0 7b738796aaab 6 days ago 1.597 GB
ubuntu latest 9bd07e480c5b 10 days ago 192.7 MB
c840fd1ab2ae 6 weeks ago 984.4 MB
三、运行hadoop
@~ $ docker run -i -t sequenceiq/hadoop-docker:2.6.0 /etc/bootstrap.sh -bash
Starting sshd:
......
四、查看结果
bash-4.1# bin/hadoop jar share/hadoop/mapreduce/hadoop-mapreduce-examples-2.6.0.jar grep input output 'dfs+'
14/12/14 09:45:31 INFO client.RMProxy: Connecting to ResourceManager at /0.0.0.0:8032
14/12/14 09:45:32 WARN mapreduce.JobSubmitter: No job jar file set.User classes may not be found. See Job or Job#setJar(String).
14/12/14 09:45:32 INFO input.FileInputFormat: Total input paths to process : 31
五、继续
bash-4.1# bin/hdfs dfs -cat output/*
6 dfs.audit.logger
4 dfs.class
3 dfs.server.namenode.
2 dfs.period
2 dfs.audit.log.maxfilesize
2 dfs.audit.log.maxbackupindex
1 dfsmetrics.log
1 dfsadmin
1 dfs.servers
1 dfs.replication
1 dfs.file
参考：
https://registry.hub.docker.com/u/sequenceiq/hadoop-docker/
http://www.tuicool.com/articles/7V7vYn
http://www.linuxeden.com/html/news/20140701/153247.html
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