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Keepalived高可用集群實踐

keepalive

(1)實踐的硬件環境準備

  準備4臺物理服務器或者4臺VM虛擬機,其中兩臺用來做Keepalived服務器,兩臺做web測試站點

HOSTNAMEI P解 釋
lb01 10.0.0.7Keepalived主服務器(Nginx主負載均衡器)
lb0210.0.0.8Keepalived備服務器(Nginx備負載均衡器)
web0110.0.0.9web01服務器
web0210.0.0.10web02服務器

(2)開始安裝Keepalived軟件

  #yum install Keepalived -y

  #rpm -qa Keepalived

  (註意:上面安裝過程需要在lb01和lb02兩臺服務器同時安裝)

(3)啟動Keepalived服務並檢查

  啟動及檢查Keepalived服務命令如下:

    #/ect/init.d/Keepalived start

    #ps -ef | grep Keep | grep -v grep


Keepalived高可用集群實踐