10-大数据入门二

Posted 2020-11-22 python8

[hadoop@hadoop001 hadoop]$ sbin/start-dfs.sh
19/07/03 21:02:04 WARN util.NativeCodeLoader: Unable to load native-hadoop library for your platform... using builtin-java classes where applicable
Starting namenodes on [localhost]
localhost: starting namenode, logging to /home/hadoop/software/hadoop-2.6.0-cdh5.7.0/logs/hadoop-hadoop-namenode-hadoop001.out
localhost: starting datanode, logging to /home/hadoop/software/hadoop-2.6.0-cdh5.7.0/logs/hadoop-hadoop-datanode-hadoop001.out
Starting secondary namenodes [0.0.0.0]
0.0.0.0: starting secondarynamenode, logging to /home/hadoop/software/hadoop-2.6.0-cdh5.7.0/logs/hadoop-hadoop-secondarynamenode-hadoop001.out
19/07/03 21:03:12 WARN util.NativeCodeLoader: Unable to load native-hadoop library for your platform... using builtin-java classes where applicable

 

[hadoop@hadoop001 hadoop]$ netstat -nlp|grep 3536 [如果这个进程是别的用户启动的，那么查看该端口号用别的用户是查看不到该进程的,或者报错的]
(Not all processes could be identified, non-owned process info
will not be shown, you would have to be root to see it all.)
tcp 0 0 0.0.0.0:50070 0.0.0.0:* LISTEN 3536/java
tcp 0 0 127.0.0.1:9000 0.0.0.0:* LISTEN 3536/java