创建用户命令:mysql>create user 'username'@'host'identified by 'password'说明:username:你将创建的用户名host:指定该用户在哪个主机上可以登陆,如果是本地用户可用localhost,如果想让该用户可以从任意远程主机登陆,可以使用通... Read More
posted @ 2016-01-16 23:28 jeffery1010 Views(164) Comments(0) Diggs(0) Edit
[root@SPARK02 upload]#yum list 'mysql-*'[root@SPARK02 upload]#yum -y install mysql-server.x86_64[root@SPARK02 upload]#service mysqld start #启动Mysql[ro... Read More
posted @ 2016-01-16 23:20 jeffery1010 Views(116) Comments(0) Diggs(0) Edit
yum groupinstall "Development Tools" Read More
posted @ 2016-01-16 16:44 jeffery1010 Views(303) Comments(0) Diggs(0) Edit
查询:rpm -qa | grep -i wrapname删除:sudo rpm -ev wrapname删除依赖:sudo rpm -ev --nodeps mysql-libs-5.6.60-1.el6.x86_64安装:sudo rpm -ivh MySQL-server-5.6.61-1.e... Read More
posted @ 2016-01-16 15:40 jeffery1010 Views(422) Comments(0) Diggs(0) Edit
$cd /app/hadoop/spark-1.1.0/bin$spark-shell --master spark://SPARK02:7077 --executor-memory 500m特别需要注意的地方是:SPARK02 一定要保持与hosts文件配置大小写一致,否则将报错 Read More
posted @ 2016-01-07 14:49 jeffery1010 Views(326) Comments(0) Diggs(0) Edit
cd /app/sparkuser/spark-120/sbin./start-all.sh#./stop-all.sh #停止服务------------------- Read More
posted @ 2016-01-07 14:26 jeffery1010 Views(154) Comments(0) Diggs(0) Edit
1. FS Shell1.1 简介调用文件系统(FS)Shell命令应使用 bin/hadoop fs 的形式。 所有的的FS shell命令使用URI路径作为参数。URI格式是scheme://authority/path。对HDFS文件系统,scheme是hdfs,对本地文件系统,scheme是... Read More
posted @ 2016-01-07 12:08 jeffery1010 Views(1107) Comments(0) Diggs(0) Edit
在图形下面按Ctrl+alt+F1(F2\F3\F4)进入命令模式在命令模式下,按Ctrl+alt+F7回到图形,或登录用户输入startx进入图形! Read More
posted @ 2016-01-07 11:18 jeffery1010 Views(520) Comments(0) Diggs(0) Edit
$cd /app/hadoop/hadoop-2.2.0/sbin $./start-yarn.sh Read More
posted @ 2016-01-07 09:28 jeffery1010 Views(174) Comments(0) Diggs(0) Edit
$cd /app/hadoop/hadoop-2.2.0/sbin$./start-dfs.sh Read More
posted @ 2016-01-07 00:22 jeffery1010 Views(139) Comments(0) Diggs(0) Edit