piranha配置

典型的高可用負載均衡
1）lvs + ldirectord + heartbeat
lvs(ipvsadmin) 調度器，將用戶請求分發到后端真實服務器，不負責健康檢查
ldirectord 服務監控，真實服務器的服務異常，將其從lvs節點表中去除，恢復后添加
heartbeat 高可用，監控lvs節點是否正常，控制vip飄移

2) lvs + keepalived
lvs
keepalived

3) piranha

yum -y install piranha

dr /etc/sysctl.conf

net.ipv4.ip_forward = 1

realserver /etc/sysctl.conf

net.ipv4.conf.lo.arp_ignore = 1 net.ipv4.conf.lo.arp_announce = 2 net.ipv4.conf.all.arp_ignore = 1 net.ipv4.conf.all.arp_announce = 2

sysctl -p

/etc/sysconfig/ha/lvs.cf

service = lvs primary = 10.10.100.12 backup = 10.10.100.13 backup_active = 1 heartbeat = 1 heartbeat_port = 1050 keepalive = 6 deadtime = 10 debug_level = NONEnetwork = directvirtual web-80 {address = 10.10.100.11 em2:0vip_nmask = 255.255.255.255fwmark = 100active = 1load_monitor = uptimetimeout = 5reentry = 10port = httpsend = "GET / HTTP/1.0\r\n\r\n"expect = "HTTP"scheduler = shpersistent = 300pmask = 255.255.255.255protocol = tcpserver srv01 {address = 10.10.100.12active = 1weight = 10}server srv02 {address = 10.10.100.13active = 1weight = 10000} }

/etc/sysconfig/network-scripts/ifcfg-lo:0

DEVICE=lo:0 IPADDR=10.10.100.11 NETMASK=255.255.255.255 ONBOOT=yes

/etc/sysconfig/network-scripts/route-lo:0

10.10.100.11/32 dev lo:0

http://www.gossamer-threads.com/lists/lvs/users/24231
http://www.ultramonkey.org/2.0.1/topologies/sl-ha-lb-eg.html

posted on 2014-10-24 11:01 北京濤子 閱讀(...) 評論(...) 編輯 收藏

轉載于:https://www.cnblogs.com/liujitao79/p/4047766.html

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