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更新时间：2022-09-29 19:36:32
环境：centos 6.5 最小化安装，drbd-8.4.6，drbd-utils-8.9.5，在两个系统上新建sdb1分区
1、在主从节点上安装drbd-8.4.6
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echo "192.168.100.162 mysql-slave.example.com">>/etc/hosts
echo "192.168.100.160 mysql-proxy.server.local">>/etc/hosts
yum install -y kernel kernel-devel kernel-headers gcc flex libxslt
tar zxf drbd-8.4.6.tar.gz
cd drbd-8.4.6
make KDIR=/usr/src/kernels/2.6.32-431.el6.x86_64/
make install
modprobe drbdlsmod | grep drbd
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2、在主从节点上安装drbd-utils-8.9.5
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tar zxf drbd-utils-8.9.5.tar.gz
cd drbd-utils-8.9.5
./configure --prefix=/usr/local/drbd --without-83support
makemake install
echo $?
cp /usr/local/drbd/etc/rc.d/init.d/drbd /etc/init.d/drbd
chkconfig --add drbdchkconfig drbd onvim /usr/local/drbd/etc/drbd.conf
global {usage-count no;}common {syncer { rate 200M; } }resource r0 { protocol C;startup {wfc-timeout 120;degr-wfc-timeout 120;}disk {on-io-error detach;}net{timeout 60;connect-int 10;ping-int 10;
max-buffers 2048;max-epoch-size 2048;cram-hmac-alg "sha1";
shared-secret "Mysql-abcD";
}on mysql-proxy.server.local {
device /dev/drbd0;
disk /dev/sdb1;
address 192.168.100.160:6666;meta-disk internal;}on mysql-slave.example.com {device /dev/drbd0;
disk /dev/sdb1;
address 192.168.100.162:6666;meta-disk internal;}}mkdir -p /usr/local/drbd/var/run/drbd
drbdadm create-md r0service drbd startservice drbd status |
3、将主节点设置为Primary
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drbdadm -- --overwrite-data-of-peer primary alldrbdadm primary allmkfs.ext4 /dev/drbd0
mkdir /drbd
mount /dev/drbd0 /debd
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4、查看从节点上数据
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service drbd stopmkdir /drbd
mount /dev/sdb1 /drbd
ls /drbd
umount /drbd
service drbd start |
5、主从节点切换
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#将主节点drbd的状态变为从umount /data
drbdadm secondary all#在从节点上进行挂载drbdadm primary allmount /dev/drbd0 /drbd
ls /drbd
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参考博文：
http://xianglinhu.blog.51cto.com/5787032/1659415
https://www.centos.bz/2012/02/drbd-compile-install-deploy/
本文转自1321385590 51CTO博客，原文链接：http://blog.51cto.com/linux10000/1729243，如需转载请自行联系原作者