Specifications

Table Of Contents
View Manager Administration Guide
46 VMware, Inc.
Optimizing the Java Virtual Machine
YoucanincreasethesizeoftheJavaVirtualMachine(JVM)heapmemory
configurationtosupportalargenumberofconcurrentViewdesktopsessions.View
ConnectionServerusesitsowninstanceoftheJVMtorunitsapplicationprocesses.
ThedefaultheapsizefortheViewConnectionServerJVMis512MB.
Thisconfiguration
cansupportapproximately750concurrentViewdesktopsessions.
TheJVMheapisimplementedasacontiguousmemoryblock.On32bitWindows
computers,themaximumsizeofanallocatedcontiguousmemoryblockis2GB.The
JVMrequiresapproximately0.5GBofthatspacefornormaloperation.Therefore,ona
32
bitWindowscomputer,JVMprogramscanonlyuseuptoapproximately1.5GBof
memoryperprocess.
YoucanedittheWindowsregistrytoincreasetheJVMheapsizeonWindowsServer
computersonwhichViewConnectionServerisinstalled.Witha1GBJVMheapsize,
ViewConnectionServercansupportapproximately
1,500concurrentViewdesktop
sessions.
YoumustincreasetheJVMheapsizeeachtimethatyouinstallorupgradetheView
ConnectionServersoftware.
To increase the JVM heap size on Windows Server computers
1OntheWindowsServercomputer,starttheWindowsRegistryEditor.
a SelectStart>CommandPrompt.
bAtthecommandprompt,typeregedit.
TCB Hash Table Size for View Connection Servers Fill in Your Site’s Value
((5 * clients) / servers) + desktops + 20=numberof
TCBhashtablerowsoneachserver
TCB Hash Table Size for Security Servers Fill in Your Site’s Value
((5 * clients) / security servers) + 10=numberofTCB
hashtablerowsoneachsecurityserver
Table 2-4. Worksheet for Number of Ephemeral Ports and
TCB Hash Table Size (Continued)
CAUTIONDonotallocateaJVMheapsizegreaterthan1.5GB.Ifyoudo,theView
ConnectionServerservicefailstostart.