... only)Fromthisgure,itisseenthatwhenthevirtualmachine memory limitdecreasesbeyond2816MB,thethroughputofSPECjbbdegradessignicantly in bothballooningandswappingcases.Whenthe memory limitisreducedto2048MB,thethroughputlossesare89percentand96percentforballooningandswappingrespectively.SincetheconguredJVMheapsizeis2.5GB,theactualvirtualmachineworkingsetsizeisaround2.5GBplusguestoperatingsystem memory usage(about300MB).Whenthevirtualmachine memory limitfallsbelow2816MB,thehost memory cannotbacktheentirevirtualmachine’sworkingset,sothatvirtualmachinestartstosuerfromguest-levelpaging in theballooningcasesorhypervisorswapping in theswappingcases.Since SPECjbb is an extremely memory ... Tools must be installed in order to enable ballooning. This is recommended for all workloads. Understanding Memory Resource Management in VMware ESX Server Source: Technical Marketing, SDRevision: ... memory The guest operating system running inside the SPECjbb, kernel compile, and Swingbench virtual machines was 64-bit Red Hat EnterpriseLinux5.2 Server. TheguestoperatingsystemrunninginsidetheExchangevirtualmachinewasWindows Server 2008....