eAccelerator 配置参数详解

技术分享 2014-01-11 171 阅读 0 评论

eaccelerator.shm size="32" eAccelerator 可以使用的共享内存的数量 以兆为单位 . "0" 是指操作系统的默认值. 默认值是 "0".可根据服务器的实际情况来调整,16,32,64,128都是可以的. eaccelerator.cache dir="/home/php/tmp" 这个目录是给磁盘缓存使用. eAccelerator

mysql慢查询

技术分享 2014-01-02 9401 阅读 0 评论

mysql服务器有一项功能,可以检测到哪条sql语句查询得比较慢,就是慢查询slowlog,现在介绍如何开启. 在 mysqld 下面增加如下代码: long query time = 1 log slow queries = /usr/local/mysql/data/slow.log log queries not using indexes long query time = 1

centos6.4更新163源

技术分享 2014-01-02 386 阅读 1 评论

1.备份现在的源文件 mv /etc/yum.repos.d/CentOS Base.repo /etc/yum.repos.d/CentOS Base.repo.bak 2.下载163源 cd /etc/yum.repos.d/ wget http://mirrors.163.com/.help/CentOS6 Base 163.repo 3.把下载文件改成源文件

解决 drbdadm create-md ha exited with coolcode 40

技术分享 2014-01-02 294 阅读 0 评论

站长在使用drbd的时候,执行drbdadm create md ha 时出现: Device size would be truncated, which would corrupt data and result in 'access beyond end of device' errors. You need to either use external meta data r

centos安装keepalived

技术分享 2013-12-25 849 阅读 0 评论

yum install keepalived 编辑keepalived.conf: vi /etc/keepalived/keepalived.conf Configuration File for keepalived global defs { router id bj ifc ngix } vrrp instance VI 1 { state BACKUP interfa