34.3. Load Balancing
Load Balancing (DNS 轮循负载均衡)
Bind 8
neo@master:~$ cat /var/cache/bind/db.neo.org
@ IN SOA neo.org. root.neo.org. (
200211131 ; serial, todays date + todays serial #
28800 ; refresh, seconds
7200 ; retry, seconds
3600000 ; expire, seconds
86400 ) ; minimum, seconds
NS ns.neo.org.
@ IN A 192.168.0.1
web IN A 192.168.0.1
mail IN A 192.168.0.1
@ MX 10 mail.neo.org.
www1 IN A 172.16.0.1
www2 IN A 172.16.0.2
www3 IN A 172.16.0.3
www4 IN A 172.16.0.4
www IN CNAME www1.neo.org.
www IN CNAME www2.neo.org.
www IN CNAME www3.neo.org.
www IN CNAME www4.neo.org.
neo@master:~$
Bind 9
neo@master:~$ cat /var/cache/bind/db.neo.org
@ IN SOA neo.org. root.neo.org. (
200211131 ; serial, todays date + todays serial #
28800 ; refresh, seconds
7200 ; retry, seconds
3600000 ; expire, seconds
86400 ) ; minimum, seconds
NS ns.neo.org.
@ IN A 192.168.0.1
web IN A 192.168.0.1
mail IN A 192.168.0.1
@ MX 10 mail.neo.org.
www IN A 172.16.0.1
www IN A 172.16.0.2
www IN A 172.16.0.3
www IN A 172.16.0.4
www IN A 10.50.1.110
www IN A 10.50.1.131
www IN A 10.50.1.122
neo@master:~$
原文出处:Netkiller 系列 手札
本文作者:陈景峯
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