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сервис_keepalived [2022/08/15 19:03] val [Настройка балансировки нагрузки] |
сервис_keepalived [2023/09/17 20:04] (current) val [Настройка балансировки нагрузки] |
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| * [[https://winitpro.ru/index.php/2019/09/09/keepalived-ha-balansirovka-plavayushhiy-ip-adres/|Keepalived: настройка высокой доступности и плавающих IP адресов в CentOS 7]] | * [[https://winitpro.ru/index.php/2019/09/09/keepalived-ha-balansirovka-plavayushhiy-ip-adres/|Keepalived: настройка высокой доступности и плавающих IP адресов в CentOS 7]] | ||
| * [[https://habr.com/ru/post/524688/|Отказоустойчивый кластер с балансировкой нагрузки с помощью keepalived]] | * [[https://habr.com/ru/post/524688/|Отказоустойчивый кластер с балансировкой нагрузки с помощью keepalived]] | ||
| + | |||
| ===== Установка ==== | ===== Установка ==== | ||
| Line 11: | Line 12: | ||
| ===== Настройка VRRP ==== | ===== Настройка VRRP ==== | ||
| + | |||
| + | * Разобраться: как ведет себя в случае link down eth1/2 | ||
| + | |||
| <code> | <code> | ||
| nodeN# cat /etc/keepalived/keepalived.conf | nodeN# cat /etc/keepalived/keepalived.conf | ||
| Line 63: | Line 67: | ||
| gate# cat /etc/keepalived/keepalived.conf | gate# cat /etc/keepalived/keepalived.conf | ||
| </code><code> | </code><code> | ||
| + | # prod_nodes | ||
| virtual_server 172.16.1.X 1194 { | virtual_server 172.16.1.X 1194 { | ||
| - | delay_loop 1 | ||
| protocol UDP | protocol UDP | ||
| - | lb_algo wrr # makes no difference | ||
| - | lb_kind NAT # no difference too | ||
| real_server 192.168.X.201 1194 { | real_server 192.168.X.201 1194 { | ||
| weight 1 | weight 1 | ||
| TCP_CHECK { | TCP_CHECK { | ||
| - | connect_timeout 3 | ||
| connect_port 7505 | connect_port 7505 | ||
| } | } | ||
| Line 78: | Line 79: | ||
| weight 1 | weight 1 | ||
| TCP_CHECK { | TCP_CHECK { | ||
| - | connect_timeout 3 | ||
| connect_port 7505 | connect_port 7505 | ||
| } | } | ||
| } | } | ||
| - | # real_server 192.168.X.203 1194 { | ||
| - | # weight 1 | ||
| - | # TCP_CHECK { | ||
| - | # connect_timeout 3 | ||
| - | # connect_port 7505 | ||
| - | # } | ||
| - | # } | ||
| } | } | ||
| + | |||
| + | # test_nodes | ||
| + | virtual_server 172.16.1.X 2194 { | ||
| + | real_server 192.168.X.203 1194 { | ||
| + | TCP_CHECK { | ||
| + | connect_port 7505 | ||
| + | } | ||
| + | } | ||
| + | } | ||
| + | |||
| + | |||
| + | #virtual_server 172.16.1.X 80 { | ||
| + | # protocol TCP | ||
| + | |||
| + | # real_server 192.168.X.10 82 {} | ||
| + | # real_server 192.168.X.10 8000 {} | ||
| + | |||
| + | # real_server 192.168.X.10 NNNNN {TCP_CHECK {}} | ||
| + | # ... | ||
| + | |||
| + | # real_server 192.168.X.201 NNNNN {TCP_CHECK {}} | ||
| + | # ... | ||
| + | # real_server 192.168.X.203 NNNNN {TCP_CHECK {}} | ||
| + | # ... | ||
| + | # real_server 192.168.X.10 80 {} | ||
| + | #} | ||
| </code> | </code> | ||
| Line 100: | Line 119: | ||
| # watch "service keepalived status | cat" | # watch "service keepalived status | cat" | ||
| - | # ipvsadm -L -n | + | # watch ipvsadm -L -n |
| + | |||
| + | # ipvsadm -L -n -c | ||
| </code> | </code> | ||
сервис_keepalived.1660579437.txt.gz · Last modified: 2022/08/15 19:03 by val
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