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Table Of Contents
VMware, Inc. 287
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ThischapterdescribeshowtocreateclusterconfigurationsusingVMwareServeron
Windowshosts.Thischapterincludesthefollowingtopics:
“OverviewofClusteringwithVMwareServeronpage 287
“UsingSCSIReservationtoShareVirtualSCSIDisks”onpage 288
“CreatingaClusterinaBox”onpage 291
Overview of Clustering with VMware Server
Clusteringenablesagroupofcomputerstoachievehighavailability,scalability,or
both.Tousers,theclusterappearstobeasinglesystem.
Forexample,toprovidehighavailability,aclustercouldhaveasinglenodeservingas
adatabaseduringnormaloperation,whiletheothernodesrunotherapplications.If
the
databasenodecrashes,thedatabaseapplicationcanrecoverbyrestartingthedatabase
onanothernode.
VMwareServerclusteringcapabilitiesareideallysuitedfordevelopment,testing,and
trainingapplications.
Inatypicalvirtualmachinecluster:
Eachvirtualmachineisonenodeinthecluster.
Disksaresharedbetweennodes.
Shareddisksarerequiredwhentheapplicationusesdynamicdata,suchasmail
serversanddatabaseservers.Sharedvirtualdisksmustbepreallocated,not
growable.
Configuring Clustering on
Windows Hosts
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