keepalived簡(jiǎn)介
keepalived起初是為L(zhǎng)VS設(shè)計(jì)的專(zhuān)門(mén)用來(lái)監(jiān)控集群系統(tǒng)中各個(gè)服務(wù)節(jié)點(diǎn)的狀態(tài)如果某個(gè)服務(wù)節(jié)點(diǎn)出現(xiàn)異常或者工作出現(xiàn)故障,keepalived將檢測(cè)到,并將出現(xiàn)故障的服務(wù)節(jié)點(diǎn)從集群系統(tǒng)中剔除,而在故障節(jié)點(diǎn)恢復(fù)正常后,keepalived又可以自動(dòng)將該服務(wù)節(jié)點(diǎn)重新加入集群中&…