Specifications

VMware, Inc. 197
Chapter 12 Configuring Virtual Machines
To add a serial port
1StarttheAddHardwarewizard.
2 SelectSerialPort,andclickNext.
3 Selectthetypeofmediayouwantthevirtualporttoaccess:useaphysicalserial
portonthehost,outputtoafile,orconnecttoanamedpipe.
4ClickNext.
5IfyouselectedUsephysicalserialporton
thehost,usethedrop‐downmenuto
choosetheportonthehostcomputerthatyouwanttouseforthisserial
connection.
6IfyouselectedOutputtofile,browsetothefileonthehostthatyouwanttouseto
storetheoutputofthevirtualserialport.
7IfyouselectedConnecttonamedpipe,enterapipenameinthePipeNamefield
andusethedrop‐downmenustochoosethenearandfarendsofthepipe.
Theoptionsforthenearendareclientorserver.Theoptionsforthefarendarea
processoravirtualmachine.
Bydefault,theserialportisconnectedwhenyoupoweronthevirtualmachine.
8 (Optional)DeselecttheConnectatpoweroncheckboxifyoudonotwantthe
serialporttoconnectwhenthevirtualmachineispoweredon.
9 (Optional)DeselecttheI/OmodeYield
CPUonpollcheckboxifyouwantto
configurethisserialporttouseinterruptmodeasopposedtopolledmode.
Polledmodeisofinterestprimarilytodeveloperswhoareusingdebuggingtools
thatcommunicateoveraserialconnection.Polledmodecausesthevirtualmachine
toconsumeadisproportionate
shareofCPUtime.Thismakesthehostandother
guestsrunsluggishly.
10 (Optional)Tomaintainbestperformanceforapplicationsonthehost,selectthe
YieldCPUonpollcheckbox.
Thisforcestheaffectedvirtualmachinetouseinterruptmode,whichyieldsCPU
timeiftheonlytaskitis
tryingtodoispollthevirtualserialport.
11 ReviewtheinformationontheReadytoCompletewindow,andclickFinish.