编译安装 yum install gcc pcre-static pcre-devel -y wget http://www.haproxy.org/download/1.9/src/haproxy-1.9.4.tar.gz -O ~/haproxy.tar.gz tar xzvf ~/haproxy.tar.gz -C ~/ cd ~/haproxy-1.9.4 make TARGET=l ...

服务端操作： 下载编译安装： http://www.openldap.org/software/download/ gunzip -c openldap-2.4.45.tgz | tar xvfB - cd openldap-2.4.45/ ./configure --prefix=/usr/local/openldap make depend make #make test make in ...

RIAK-KV集群部署 安装basho源 curl -s https://packagecloud.io/install/repositories/basho/riak/script.rpm.sh | sudo bash ### https://packagecloud.io/basho/riak/packages/el/7/riak-2.2.3-1.el7.centos.x86_64.rp ...

首先查看当前系统有几个内核 cat /boot/grub2/grub.cfg |grep menuentry 设置默认的启动内核 grub2-set-default 'CentOS Linux (4.18.3-1.el7.elrepo.x86_64) 7 (Core)' 验证是否修改成功 grub2-editenv list 卸载多余内核 rpm -qa | grep kernel yum ...

安装erlang环境与rabbitmq #最新版快速安装 #erlang curl -s https://packagecloud.io/install/repositories/rabbitmq/erlang/script.rpm.sh | sudo bash yum install erlang #rabbitmq curl -s https://packagecloud.io/inst ...

CentOS/RHEL yum降级语法 基本语法为： yum downgrade package1 yum downgrade package1 package2 例子 要降级 zsh, 请输入： yum downgrade zsh 这将会降级到以前最高版本软件包或您可以指定整个版本和次版本数包的要降级，如下所示： yum downgrade yum downgrade zsh-5.0.2- ...