nfs客户端一键切换 nfs高可用主机脚本

vim jk_nfs2.sh
#nfs服务端高可用主机位
ZJW=41
#高可用主机用户数据目录
DIR=/backup

showmount -e 172.16.1.31 &>/dev/null
if [ $? -ne 0 ];then
	umount -f /var/www/html/upload &>/dev/null
	umount -f /var/www/html/upload &>/dev/null
	umount -f /var/www/html/upload &>/dev/null
	mount -t nfs 172.16.1.$ZJW:$DIR /var/www/html/upload &>/dev/null
fi

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