123 lines
2.6 KiB
Markdown
123 lines
2.6 KiB
Markdown
### 服务器信息
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```shell
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36.133.209.133 22
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root 1qaz@WSX
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```
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### selinux
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```shell
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# 确认 selinux 关闭，否则 root 也无权限修改
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vi /etc/selinux/config
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将SELINUX=enforcing改为SELINUX=disabled
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然后执行
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setenforce 0
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```
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### 主机初始化
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```bash
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# ---更换DNS 阿里云镜像源
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# ---root执行
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vi /etc/sysconfig/network-scripts/ifcfg-eth0
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DNS1=223.5.5.5
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DNS2=119.29.29.29
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systemctl restart network
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cat /etc/resolv.conf
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查看是否有其他DNS，有的话删除其他的，只保留刚才添加的
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cp /etc/yum.repos.d/CentOS-Base.repo /etc/yum.repos.d/CentOS-Base.repo_bak
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mv /etc/yum.repos.d/CentOS-Vault.repo /etc/yum.repos.d/CentOS-Vault.repo_bak
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mv /etc/yum.repos.d/ai-local.repo /etc/yum.repos.d/ai-local.repo_bak
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ll /etc/yum.repos.d
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curl -o /etc/yum.repos.d/CentOS-Base.repo https://mirrors.aliyun.com/repo/Centos-7.repo
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yum makecache
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# ---安装基础环境包——编辑安装需要使用
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yum install -y gcc zlib-devel bzip2 bzip2-devel readline-devel sqlite sqlite-devel openssl-devel tk-devel libffi-devel xz-devel lvm2
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yum install -y xz findutils lrzsz zip unzip curl wget net-tools vim
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yum install -y expat-devel
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yum install -y telnet
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yum install -y gcc gcc-c++ kernel-devel
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# ---安装git，可使用git命令
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yum info git
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yum remove git
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yum -y install curl-devel
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cd /usr/local/src
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wget --no-check-certificate https://mirrors.edge.kernel.org/pub/software/scm/git/git-2.33.1.tar.gz
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tar xzf git-2.33.1.tar.gz
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cd git-2.33.1
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make prefix=/usr/local/git all
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make prefix=/usr/local/git install
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echo "export PATH=$PATH:/usr/local/git/bin" >> /etc/bashrc
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source /etc/bashrc
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git version
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# ---新建用户 添加sudo权限
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adduser userapp
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passwd userapp
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Hnhb@628!
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visudo
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## Allow root to run any commands anywhere
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root ALL=(ALL) ALL
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userapp ALL=(ALL) ALL
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# ffcs ALL=(ALL) NOPASSWD:ALL
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# 这样，ffcs账户就可以使用sudo了，且无须输入密码。
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# ---ulimit 限制系统打开的文件数 全局限制可能对普通用户不生效，所以需要再指定一下普通用户
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vi /etc/security/limits.conf
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* soft nofile 65535
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* hard nofile 65535
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userapp soft nproc 65535
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userapp hard nproc 65535
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# ---磁盘
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lsblk
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ls -l /dev/sd*
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fdisk -l /dev/sdb
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fdisk /dev/sdb
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n p 1 回车两下 t 8e w
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pvcreate /dev/sdb1
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vgcreate datavg /dev/sdb1
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lvcreate -l 100%VG -n datalv datavg
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mkfs -t ext4 /dev/datavg/datalv
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cd /
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mkdir /data
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挂载
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mount /dev/datavg/datalv /data
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存储挂载信息，重启依然生效
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vi /etc/fstab
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/dev/datavg/datalv /data ext4 defaults 0 0
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chown -R userapp:userapp /data
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```
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