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4.5. REDUNDANCY

「​​​​​​​冗​​​​​​​余​​​​​​​」​​​​​​​面​​​​​​​板​​​​​​​允​​​​​​​许​​​​​​​您​​​​​​​配​​​​​​​置​​​​​​​备​​​​​​​用​​​​​​​ LVS 路​​​​​​​由​​​​​​​器​​​​​​​节​​​​​​​点​​​​​​​并​​​​​​​设​​​​​​​置​​​​​​​不​​​​​​​同​​​​​​​的​​​​​​​ heartbeat 监​​​​​​​控​​​​​​​选​​​​​​​项​​​​​​​。​​​​​​​

注意

The first time you visit this screen, it displays an "inactive" Backup status and an ENABLE button. To configure the backup LVS router, click on the ENABLE button so that the screen matches 图 4.4 “The REDUNDANCY Panel”.
The REDUNDANCY Panel

图 4.4. The REDUNDANCY Panel

Redundant server public IP
为​​​​​​​备​​​​​​​用​​​​​​​ LVS 路​​​​​​​由​​​​​​​器​​​​​​​节​​​​​​​点​​​​​​​输​​​​​​​入​​​​​​​公​​​​​​​共​​​​​​​真​​​​​​​实​​​​​​​ IP 地​​​​​​​址​​​​​​​。​​​​​​​
Redundant server private IP
Enter the backup node's private real IP address in this text field.
如​​​​​​​果​​​​​​​您​​​​​​​没​​​​​​​有​​​​​​​看​​​​​​​到​​​​​​​「​​​​​​​冗​​​​​​​余​​​​​​​服​​​​​​​务​​​​​​​器​​​​​​​专​​​​​​​用​​​​​​​ IP」​​​​​​​，请​​​​​​​返​​​​​​​回​​​​​​​「​​​​​​​全​​​​​​​局​​​​​​​设​​​​​​​置​​​​​​​」​​​​​​​面​​​​​​​板​​​​​​​并​​​​​​​输​​​​​​​入​​​​​​​「​​​​​​​主​​​​​​​服​​​​​​​务​​​​​​​器​​​​​​​专​​​​​​​用​​​​​​​ IP」​​​​​​​地​​​​​​​址​​​​​​​并​​​​​​​点​​​​​​​击​​​​​​​「​​​​​​​接​​​​​​​受​​​​​​​」​​​​​​​。​​​​​​​
面​​​​​​​板​​​​​​​的​​​​​​​其​​​​​​​余​​​​​​​部​​​​​​​分​​​​​​​为​​​​​​​配​​​​​​​置​​​​​​​ heartbeat 频​​​​​​​道​​​​​​​，该​​​​​​​频​​​​​​​道​​​​​​​是​​​​​​​用​​​​​​​来​​​​​​​让​​​​​​​备​​​​​​​用​​​​​​​节​​​​​​​点​​​​​​​监​​​​​​​控​​​​​​​主​​​​​​​节​​​​​​​点​​​​​​​的​​​​​​​错​​​​​​​误​​​​​​​。​​​​​​​
Heartbeat Interval (seconds)
此​​​​​​​字​​​​​​​段​​​​​​​设​​​​​​​置​​​​​​​ heartbeat 间​​​​​​​隔​​​​​​​的​​​​​​​时​​​​​​​间​​​​​​​（秒​​​​​​​）— 即​​​​​​​备​​​​​​​用​​​​​​​节​​​​​​​点​​​​​​​检​​​​​​​查​​​​​​​主​​​​​​​ LVS 节​​​​​​​点​​​​​​​功​​​​​​​能​​​​​​​状​​​​​​​态​​​​​​​的​​​​​​​间​​​​​​​隔​​​​​​​时​​​​​​​间​​​​​​​。​​​​​​​
Assume dead after (seconds)
如​​​​​​​果​​​​​​​主​​​​​​​ LVS 节​​​​​​​点​​​​​​​在​​​​​​​这​​​​​​​段​​​​​​​时​​​​​​​间​​​​​​​内​​​​​​​没​​​​​​​有​​​​​​​响​​​​​​​应​​​​​​​，备​​​​​​​用​​​​​​​ LVS 路​​​​​​​由​​​​​​​器​​​​​​​节​​​​​​​点​​​​​​​将​​​​​​​启​​​​​​​动​​​​​​​失​​​​​​​效​​​​​​​切​​​​​​​换​​​​​​​。​​​​​​​
Heartbeat runs on port
此​​​​​​​字​​​​​​​段​​​​​​​设​​​​​​​定​​​​​​​ heartbeat 和​​​​​​​主​​​​​​​ LVS 节​​​​​​​点​​​​​​​进​​​​​​​行​​​​​​​沟​​​​​​​通​​​​​​​所​​​​​​​使​​​​​​​用​​​​​​​的​​​​​​​端​​​​​​​口​​​​​​​。​​​​​​​如​​​​​​​果​​​​​​​该​​​​​​​字​​​​​​​段​​​​​​​是​​​​​​​空​​​​​​​白​​​​​​​，即​​​​​​​使​​​​​​​用​​​​​​​默​​​​​​​认​​​​​​​端​​​​​​​口​​​​​​​ 539。​​​​​​​

警告

请​​​​​​​记​​​​​​​住​​​​​​​在​​​​​​​修​​​​​​​改​​​​​​​此​​​​​​​面​​​​​​​板​​​​​​​中​​​​​​​的​​​​​​​内​​​​​​​容​​​​​​​后​​​​​​​点​​​​​​​击​​​​​​​「​​​​​​​接​​​​​​​受​​​​​​​」​​​​​​​按​​​​​​​钮​​​​​​​，以​​​​​​​确​​​​​​​定​​​​​​​在​​​​​​​选​​​​​​​择​​​​​​​新​​​​​​​面​​​​​​​板​​​​​​​时​​​​​​​没​​​​​​​有​​​​​​​丢​​​​​​​失​​​​​​​您​​​​​​​所​​​​​​​做​​​​​​​的​​​​​​​修​​​​​​​改​​​​​​​。​​​​​​​