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Table Of Contents
VMware Server User’s Guide
114 VMware, Inc.
Configuring Additional Memory for Swapping
VMwareServerlimitsthenumberofvirtualmachinesthatcanrunatthesametime
basedontheamountofmemoryreservedforallrunningvirtualmachines.Toadjust
thenumberofvirtualmachinesthat canberunortheirtotalmemoryusage,specifythe
amountofvirtualmachinememorythat
thehostoperatingsystemcanswaptodisk.
To configure the amount of additional virtual machine memory that can be
swapped
1 SelectthehostintheInventorypanel.
2IntheCommandssectionofthehostSummarytab,clickEditHostSettings.
3IntheAdditionalMemorysection,selectoneofthefollowingoptions:
FitallvirtualmachinememoryintoreservedhostRAMStrictlyapplies
thereservedmemorylimit.Thissettingimposesthetightestrestrictionsonthe
numberandmemorysizeofvirtualmachinesthatcanrunatagiventime.
BecausethevirtualmachinesarerunningentirelyinRAM,theyhavethebest
possibleperformance.
AllowsomevirtualmachinememorytobeswappedAllowsthehost
operatingsystemtoswapamoderateamountofvirtualmachinememoryto
diskifnecessary.Thissettingallowsyoutoincreasethenumberormemory
sizeofvirtualmachinesthatcanrunonthehostsystematagiven
time.It
mightalsoresultinreducedperformanceifvirtualmachinememorymustbe
swappedbetweenRAManddisk.
AllowmostvirtualmachinememorytobeswappedAllowsthehost
operatingsystemtoswapthemaximumamountofvirtualmachinememory
todisk.Thissettingallowsyoutorunmorevirtualmachinesandusemore
memorythanthemoderatesettingdoes.Performancemightbefurther
decreasedifvirtualmachine
memorymustbeswappedbetweenRAMand
disk.
4ClickOK.
Ifyoutrytopoweronavirtualmachinewheninsufficientmemoryisavailable,
VMwareServerdisplaysawarningdialogbox.Themessageshowshowmuchmemory
thevirtualmachineisconfiguredtouseandhowmuchmemoryisavailable.To
attempt
topoweronthevirtualmachineusingtheavailablememory,clickOK.Otherwise,click
Cancel.