System information

4-38 Endurance FTvirtual Server Administrator’s Guide
Configuring Quorum Services
In complex SplitSite configurations consisting of multiple Quorum Services, CoServers jointly
elect one accessible Quorum Service at any one time. The currently elected Quorum Service is
the only one that a CoServer pair can use to resolve communication failures. The selection of
the elected Quorum Service is, by default, arbitrary, but an election cannot occur without the
participation of both CoServers. The elected Quorum Service remains elected until it is no
longer available on the network, or a change is made to the Quorum Service Preferences page
(see figure below). A new election occurs automatically when the current Quorum Service is no
longer valid, selecting among all of the visible Quorum Services on the local subnet.
Selecting Primary and Alternate Quorum Services
You can override the arbitrary selection of Quorum Services using the Endurance Manager. To
manually display and set specific preferred and alternate Quorum Services, access the
Component Properties page in the Endurance Manager through View Properties.... Then
browse the components tree view, expand the SplitSite entry, and click on the Quorum
Services Preferences entry. The following dialog window will appear:
To manually select a primary or alternate Quorum Service, deselect the Automatic checkbox for
the appropriate Quorum Service. The associated dropdown list displays all eligible Quorum
Services detected and available for use. Host names of Quorum Services that are permanently
ineligible are not shown in these pull-down lists. Host names that are temporarily ineligible are