================================================= [root@tzyyserveryg ~]# date -R Fri, 28 Nov 2014 08:35:37 +0800 [root@tzyyserveryg ~]# cat /etc/sysconfig/clock # The time zone of the system is defined by the contents of /etc/localtime. # This file i
# 1 copy orgin data dir of mysql to new one cp -R /var/lib/mysql /mysqldata chown mysql:mysql -R /mysqldata # 2 modify configure files, search for datadir in file /etc/mysql/my.cnf #datadir = /var/lib/mysql datadir = /mysqldata # 3 modify configure f
Hadoop Datanode节点无法启动(All directories in dfs.data.dir are invalid) java.io.IOException: All directories in dfs.datanode.data.dir are invalid: "/usr/local/hadoop-2.4.0/dfs/data" at org.apache.hadoop.hdfs.server.datanode.DataNode.checkStorageLocat