1.可以通过web浏览器来访问你的虚拟机Hadoop平台，在搜索框中输入：192.168.xxx.xxx:50070
即可访问
可通过 Utilites-Browse the file system访问此界面
2.错误查找，找log文件，在搜索引擎中找log文件中的内容，一般可以准确找到解决方法
Hadoop日志
[root@master ~]# cd /usr/hadoop [root@master hadoop]# ls bin etc include lib libexec LICENSE.txt logs NOTICE.txt README.txt sbin share tmp [root@master hadoop]# cd logs [root@master logs]# ls hadoop-root-namenode-master.log SecurityAuth-root.audit hadoop-root-namenode-master.out yarn-bigdata-resourcemanager-master.log hadoop-root-namenode-master.out.1 yarn-bigdata-resourcemanager-master.out ····· [root@master logs]# tail -5 //输出最后5行Zookeeper日志信息
[root@master zookeeper-3.4.10]# ls bin data? lib recipes zookeeper-3.4.10.jar.sha1 build.xml dist-maven LICENSE.txt src conf docs NOTICE.txt zookeeper-3.4.10.jar contrib ivysettings.xml README_packaging.txt zookeeper-3.4.10.jar.asc data ivy.xml README.txt zookeeper-3.4.10.jar.md5 [root@master zookeeper-3.4.10]# cd data [root@master data]# ls（未启动zookeeper之前，data目录下没有zookeeper.out） myid version-2 zookeeper_server.pid [root@master data]# zkServer.sh start ZooKeeper JMX enabled by default Using config: /usr/local/zookeeper-3.4.10/bin/../conf/zoo.cfg Starting zookeeper ... STARTED [root@master data]# ls myid version-2 zookeeper.out zookeeper_server.pid [root@master data]# cat zookeeper.out 2019-05-27 01:08:18,846 [myid:] - INFO [main:QuorumPeerConfig@134] - Reading configuration from: /usr/local/zookeeper-3.4.10/bin/../conf/zoo.cfgHBase日志信息
[root@master hbase-1.4.9]# ls bin CHANGES.txt conf docs hbase-webapps LEGAL lib LICENSE.txt logs NOTICE.txt README.txt [root@master hbase-1.4.9]# cd logs [root@master logs]# ls hbase-root-zookeeper-master.log hbase-root-zookeeper-master.out.4 hbase-bigdata-master-master.out.2 hbase-root-zookeeper-master.out hbase-root-zookeeper-master.out.5 hbase-bigdata-master-master.out.3 hbase-root-zookeeper-master.out.1 hbase-bigdata-master-master.log hbase-bigdata-master-master.out.4 hbase-root-zookeeper-master.out.2 hbase-bigdata-master-master.out hbase-bigdata-master-master.out.5 hbase-root-zookeeper-master.out.3 hbase-bigdata-master-master.out.1 SecurityAuth.audit [root@master logs]# tail hbase-root-zookeeper-master.log 2019-05-11 23:55:15,652 INFO [NIOServerCxn.Factory:0.0.0.0/0.0.0.0:2181] server.NIOServerCnxn: Closed socket connection for client /192.168.79.11:34512 which had sessionid 0x6aa79148cc0005 2019-05-11 23:58:27,009 INFO [NIOServerCxn.Factory:0.0.0.0/0.0.0.0:2181] server.NIOServerCnxnFactory: Accepted socket connection from /192.168.79.11:34556Hive日志信息(在site文件中指定了日志文件的存放目录)
3.有些目录是隐藏的,usr目录下并没有/abc目录但是却可以进入
[root@master usr]# ls apache-hive-2.3.4-bin hbase-1.4.9-bin.tar.gz scala apache-hive-2.3.4-bin.tar.gz include scala-2.12.8.tgz bin java share etc lib spark games lib64 spark-2.4.3-bin-hadoop2.7.tgz hadoop libexec src hadoop.tar.gz local tmp hbase-1.4.9 sbin zookeeper.out [root@master usr]# cd /abc [root@master abc]# ls tmp [root@master abc]# cd tmp [root@master tmp]# ls spark [root@master abc]# cd .. [root@master /]# ls bigdata boot etc lib media opt root sbin sys usr abc bin dev home lib64 mnt proc run srv tmp var [root@master /]#
