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zookeeper环境搭建简记
一、准备3台机器执行一下操作:tar -xzf /tmp/zookeeper-3.4.8.tar.gz -C /usr/local/chown -R hadoop:hadoop /usr/local/zookeeper-3.4.8chmod -R 770 /usr/local/zookeeper-3.4.8ln -s /usr/local/zookeeper-3.4.8/ /usr/local/zookeeperchown -h hadoop:hadoop /usr/local...原创 2020-06-15 11:30:37 · 135 阅读 · 0 评论 -
hadoop基础环境搭建笔记
1、准备机器5台nn1,nn2,s1,s2,s3: nameNode(nn1,nn2) dataNode(s1,s2,s3) journalNode(s1,s2,s3) zookeeper(nn1,nn2,s1)2、yum阿里源下载并修改http://mirrors.aliyun.com/repo/Centos-7.repo cp Centos-7.repo /etc/yum.repos.d/ cd /etc/yum.repos.d/ mv CentOS-...原创 2020-06-15 11:06:00 · 242 阅读 · 0 评论 -
oracle命令笔记
create tablespace AMDATA datafile 'H:\app\oracle_tablespace\amdataspace002' size 10000M;ccreate user amreport identified by amreport default tablespace AMDATA;原创 2019-09-20 17:25:55 · 118 阅读 · 0 评论