Configuring A High Availability Apache Cluster With Pacemaker On CentOS 7 Hello everyone.Today we will learn how we can setup & configure Pacemaker on two CentOS 7 Linux servers f...
How to upgrade or update kernel of the CentOS to Latest stable KernelThe kernel is the core of the operating system, and runs the CPU, manages system memory, controls access to disk drives, and contai...
Install GFS2 In CentOS 6.5 In computing, the Global File System 2 or GFS2 is a shared disk file system for Linux computer clusters. GFS2 differs from distributed file systems (such as AFS, Coda...
Active Session History (ASH) performed an emergency flush 告警日志信息 Tue Sep 15 14:29:27 2015 Active Session History (ASH) performed an emergency flush. This may mean that ASH is undersized. If emergency flushes are a recurring issue, you may...
安装CentOS 6.6出现Disk sda contains BIOS RAID metadata 今天在安装CentOS 6.6的时候,当进到检测硬盘步骤的时候,总是过不去,报错如下:Disk sda contains BIOS RAID metadata, but is not part of any recognized BIOS RAID sets. Ignoring disk sda服务器有两块硬盘sda、sdb,都有这样的提示;这种情况在安装Ubuntu,SUS...