适用场景:防止存储服务器单点故障,导致业务暂停
说明:安装rsync参考: [https://blog.csdn.net/weixin_45312701/article/details/106645045]

1.环境归划

存储服务器:10.0.0.40 nfs-server
备份服务器:10.0.0.41 backup

2.安装软件

cd /opt/ && wget http://down.whsir.com/downloads/sersync2.5.4_64bit_binary_stable_final.tar.gz
tar zxf sersync2.5.4_64bit_binary_stable_final.tar.gz
mv GNU-Linux-x86 sersync && cd sersync && cp confxml.xml confxml.xml.bak
vim confxml.xml:
sersync实时同步

3.配置文件说明:

sersync实时同步

4.启动服务

./sersync2 -h 查看帮助
./sersync2 -rdo confxml.xml

5.测试:

备份服务器:

cd /backup/
while true ;do ls |wc -l;sleep 0.2;done

存储服务器:

cd /backup/
for i in {1…1000};do echo “i";echo"{i}"; echo "{i}” > ${i}.txt;sleep 0.1;done

6.验证:

sersync实时同步

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