VMware vCenter AppSpeed 1.0 User guide

Brand: VMware

Model: vCenter AppSpeed 1.0

Category: Software manuals

Type: User guide

VMware vCenter AppSpeed User’s Guide

AppSpeed 1.0

EN-000213-01

VMware, Inc.

3401 Hillview Ave.

Palo Alto, CA 94304

www.vmware.com

2 VMware, Inc.

VMware vCenter AppSpeed User’s Guide

You can find the most up-to-date technical documentation on the VMware Web site at:

http://www.vmware.com/support/

The VMware Web site also provides the latest product updates.

If you have comments about this documentation, submit your feedback to:

docfeedback@vmware.com

laws. VMware products are covered by one or more patents listed at http://www.vmware.com/go/patents.

VMware, the VMware “boxes” logo and design, Virtual SMP, and VMotion are registered trademarks or trademarks of

VMware, Inc. in the United States and/or other jurisdictions. All other marks and names mentioned herein may be trademarks

of their respective companies.

VMware, Inc. 3

Contents

AboutThisBook 7

1 AppSpeedOverview 9

AccesstheAppSpeedUserInterface 9

2 ViewingPerformanceData 11

AboutViews 11

SelectanObject 11

SelectaView 11

DefiningtheTimePeriodandResolutionforDataCollection 11

DefinetheTimeFrame 11

SettheTimeResolution 12

ViewReal‐TimeMetrics 12

PerformanceTables 12

SortTabularData 13

SearchforObjectsinaTable 13

PerformanceChartsandGraphs 13

ChartandGraphTypes 13

FiltertheGraphicDisplay 14

DisplayorHideLatencyStandard

DeviationIndicators 14

ExportingPerformanceData 14

ExportTableorGraphData 14

ExportaGraphasanImage 14

ViewSummaryDataforApplicationsandServers 15

ViewReal‐TimeStates 15

ViewUnmappedTraffic 15

ViewApplicationData 16

ViewApplicationStates 16

ViewApplicationProperties 16

EditApplicationProperties 16

ViewServerData 17

ViewTransactionData 17

PerformanceIndicators 17

IndicatorsbyView 18

PerformanceIndicatorsinApplicationsand

ServersViews 18

PerformanceIndicatorsinApplicationViews 19

PerformanceIndicatorsinServerViews 20

PerformanceIndicatorsinTransactionViews 20

3 WorkingwiththeTopologyMap 23

DisplaytheTopologyMap 23

SelectMapView 23

TopologyMap 24

ViewingDependencies 24

OverviewMapWindow 24

AnalyzeanObject 25

LocateanObjectontheMap 25

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4 AppSpeedAdministration 27

ManagingProbes 27

ViewingProbeInformation 27

InstallanAppSpeedProbe 28

PowerProbesOnorOff 28

DeleteProbes 29

ConfiguringAppSpeedwithvNetworkDistributedSwitching 29

ConfiguringAppSpeedtoMonitoravNetworkDistributedSwitch 29

CreateavSwitchforvNetworkDistributedSwitches 29

CreateaPortGroup 30

ConfigurePromiscuousMode 30

ConfiguretheAppSpeedProbetoMonitorvNetworkDistributedSwitches 30

ConfiguringAppSpeedto

MonitorCiscoNexus1000VSwitches 30

CreateavSwitchforNexus1000VSwitches 30

ConfigurePortMirroring 31

ConfiguretheAppSpeedProbetoMonitorCiscoNexus1000VSwitch 31

ManagingSSLKeys 31

AddanSSLKey 32

UpdateanSSLKey 32

ExtractingSSLFiles 32

SSLFilesfromanApacheServer 32

ExtractSSLFilesfromaMicrosoftIIS6.0Server 32

ExtractSSL

FilesfromaMicrosoftIIS7.0Server 33

ManagingAppSpeedLicenses 33

AddaLicense 34

ViewingLicenseDetails 34

RemoveaLicense 34

5 EventManagement 35

SLAStates 35

ConfiguringSLAThresholds 35

ViewThresholdsandMonitoringSettings 36

SLAMonitoring 36

EnableorDisableSLAMonitoringofanApplication 36

EnableorDisableSLAMonitoringofTransactions 36

SettingThresholds 37

DefineThresholds 37

UseAppSpeedThresholdSuggestions 37

ConfigureEmailNotifications 38

EnableorDisableEventNotifications 39

ViewingEvents 39

ViewEventsList 39

ViewEventDetails 39

DeleteEvents 40

6 UpgradingAppSpeed 41

OverviewoftheUpgradeProcess 41

UpgradeAppSpeed 41

7 Troubleshooting 43

AppSpeedSetupErrors 43

AppSpeedUserInterfaceLoadingProblems 44

GeneralErrorsWhileUsingAppSpeed 46

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Contents

Index 49

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Thisbook,theVMwarevCenterAppSpeedUser’sGuide,describestheuserinterfacefortheVMware

vCenter

AppSpeedvirtualmachineandplug‐in.

Intended Audience

ThisbookisintendedforITadministratorswhouseAppSpeedtomonitortheperformance,usage,and

dependenciesofmultitierapplicationsrunningacrossbothvirtualandphysicalinfrastructure.

ThisdocumentassumesabasicunderstandingofVMwaremanagementandtheVMwareVIClient.

Document Feedback

VMwarewelcomesyoursuggestionsforimprovingourdocumentation.Ifyouhavecomments,sendyour

feedbacktodocfeedback@vmware.com.

Technical Support and Education Resources

Thefollowingsectionsdescribethetechnicalsupportresourcesavailabletoyou.Toaccessthecurrentversions

ofthisbookandotherbooks,gotohttp://www.vmware.com/support/pubs.

Online and Telephone Support

Useonlinesupporttosubmittechnicalsupportrequests,viewyourproductandcontractinformation,and

Customerswithappropriatesupportcontractsshouldusetelephonesupportforthefastestresponseon

priority1issues.Gotohttp://www.vmware.com/support/phone_support.

Support Offerings

FindouthowVMwaresupportofferingscanhelpmeetyourbusinessneeds.Goto

http://www.vmware.com/support/services.

VMware Professional Services

VMwareEducationServicescoursesofferextensivehands‐onlabs,casestudyexamples,andcoursematerials

designedtobeusedason‐the‐jobreferencetools.Coursesareavailableonsite,intheclassroom,andlive

online.Foronsitepilotprograms andimplementationbestpractices,VMwareConsultingServicesprovides

offeringsto helpyouassess,plan,

build,andmanageyourvirtualenvironment.Toaccessinformationabout

educationclasses,certificationprograms,andconsultingservices,gotohttp://www.vmware.com/services.

About This Book

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VMwarevCenterAppSpeedprovidesperformancemanagementandservic e‐levelreportingfo rapplications

runningwithinvirtualappliances.AppSpe edanalyzesthetrafficthatflowsbetweenendusers,Webapplications,

andback‐endserv ers.This analysisprovidesvisi bility intomultitierapplicationsandenablesyoutorapidly

identifyperformanceissuesoriginatingfrominadequateresourceallocation

andapplicationproblems.

AppSpeedprobescapturetraffictoandfromtheserversonwhichtheprobesaredeployedonthenetwork.

ThisenablesAppSpeedtomonitorthereal‐timeenduserexperienceforalltransactionrequests,breaking

downperformancefromtiertotier.AppSpeedonlymonitorsthetrafficonthoseservers

onwhichAppSpeed

probesaredeployed.

AppSpeedestablishesbaselinesbasedonapplicationbehaviorandcomparesreal‐timemetricstoservice‐level

targets.Inaddition,AppSpeedmaintainshistoricalmonitoringdatathatyoucanusetoanalyzetrendsover

timeandfortroubleshootingpurposes.Youcanidentifywhichcomponentisresponsiblefora

performance

issueandidentifythelikelysolution.YoucanalsoconfigureAppSpeedtogeneratereal‐timeeventsin

responsetotransaction‐levelperformanceandavailabilityissues.Optionally,emailnotificationscanbesent

wheneventsaregenerated.

AppSpeedincludesawiderangeofpredefinedviewingoptionstofacilitatetheanalysisofperformance

data.

Thepredefinedviewsincorpor atedifferentcombinationsofdata,presentedinbothtabularandgraphicformat.

Differentsetsofviewsareavailableaccordingtothetyp eofobjectselected(application,server,ortransaction).

Access the AppSpeed User Interface

YouaccessAppSpeedfromwithintheVMwarevSphereClientorVMwareVirtualInfrastructure(VI)Client.

To access the AppSpeed user interface

1InthevSphereClient,clickHome>SolutionsandApplicationsandclicktheAppSpeedicon.

IntheVIClient,clicktheAppSpeedicononthetoolbar.

IftheAppSpeedicondoesnotappear,verifythatthe

AppSpeedplug‐inisselectedinthePluginsmenu.

2 SelectthetabfortherequiredAppSpeedmodule:

 Analysis:Enablesyoutoviewreal‐timeandhistoricalperformancedata.

 Map:Enablesyoutoviewthelocationofaspecificapplication,server ,ortransactiononyournetwork

topologymap,aswellastherelationshipsbetw eenthemonitoredobjects.Thedefaultmapview focuses

onapplications,showingtheconnectionsbetw eenapplicationsandtheserversonwhichthey operate.

 Administration:Enablesyoutoperformvariousadministrativefunctions,includinginstallingand

deployingprobes,configuringSSLkeysandmailnotificationsettings,andaddingorediting

AppSpeedlicensekeys.

AppSpeed Overview

NOTEThefirsttimeyouaccesstheuserinterface,AppSpeedpromptsyoutoinstalltheprobes.See“Install

anAppSpeedProbe”onpage 28.

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Thischapterdescribeshowtodisplayperformancedataforapplications,servers,andtransactionsinthe

Analysismodule,andoutlinesthetypesofdatapresentedineachofthepredefinedviews.

Thischapterincludesthefollowingtopics:

 “A b o u t Views”onpage 11

 “ViewSummaryDataforApplicationsandServers”onpage 15

 “ViewApplicationData”onpage 16

 “ViewServerData”onpage 17

 “ViewTransactionData”onpage 17

 “PerformanceIndicators”onpage 17

About Views

TheAppSpeedAnalysismodulehasseveralpredefinedviewsthatenableyoutoviewdifferentcross‐sections

ofperformancedatainavarietyofways.

Fordetailsontheindicatorsdisplayedbyeachofthepredefinedviews,see“PerformanceIndicators”on

page 17.

Select an Object

TheAppSpeedinventorytreeliststheapplicationsandserversdetectedonthenetwork.

Ifyouselecttherootdirectory,theinformationdisplayedreflectstheoverallstatusofalloftheapplications

andservers.Todisplayinformationforaspecificapplicationorserver,selecttheobjectintheinventorytree.

Select a View

TheavailableviewsvaryaccordingtothetypeofobjectselectedontheAppSpeedinventorytree.

OntheAnalysispage,selectthenameoftheviewfromAnalysisViewsdrop‐downmenu.

Defining the Time Period and Resolution for Data Collection

Define the Time Frame

Youcandefinethetimeperiodforwhichperformancedataisdisplayed.Youcanspecifythestartandend

timesanddates,oryoucanviewdataforatimeperiod,suchasthe previousmonth.Youcanalsodisplaythe

datainspecificunitsoftime,suchasweeklyor

hourly.

Viewing Performance Data

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To define a specific date

1FromtheSelectTimeFramedrop‐downmenuintheviewsettingsbar,selectManual.

2ClickFromtospecifythestartdateandtime.

3 SelectthestartdateandclickOK.

4ClickTotospecifytheenddateandtime.

5 SelecttheenddateandclickOK.

Thetimeframeofthedatadisplayedisadjustedaccordingly.

To define a time period

UnderSelectTimeFrameintheviewsettingsbar,selectthetimeperiodfromthedrop‐downmenu.

Forexample,toviewperformancedataforthepast12hours,selectLast12Hours.

Set the Time Resolution

Youcansetthetimeresolutionofthedisplayeddata,meaningthatyoucanviewthebreakdownofdata

accordingspecificunitsoftime,suchasbyweek,day,hour,orminute.Forexample,anhourlytimeresolution

graphsthedataacrossthehoursofaday(0to23).

To set the time resolution

1Under

SelectTimeFrameintheviewsettingsbar,clickBy.

2Fromthedrop‐downmen,selectthetimeunit.

Forexample,anhourlytimeresolutiongraphsthedataacrossthehoursofaday(0to23).

Ifdataisnotavailablefortheselectedtimeunit,AppSpeedsetsthelargestunitavailablefortheselectedtime

frame.

View Real-Time Metrics

Youcanviewreal‐timemetricsfortheselectedobjectsintheInfoPanel.Thetypesofinformationdisplayed

varyaccordingtotheobjecttype.Thedatadisplayedreflectstheperformanceforthepastfiveminutes.

IntheApplicationsandServersview,theInfoPaneldisplaysthethroughputandthelevel

ofSLAcompliance.

Itmightalsoincludeinformationonthenumberofapplications,servers,ortransactionsandtheirrespective

latencyandSLAstates.

TodisplaytheInfoPanel,clickShowInfoPanelintheupperrightcornerofthemaindisplayarea.

TohidetheInfoPanel,clickHideInfo

Panelintheupperrightcornerofthemaindisplayarea.

Performance Tables

Onewaytoviewperformancedataisintables.Thetablesdisplayeddependontheselectedviewandobject

type(applicationorserver).

Eachtableisdisplayedonaseparatetab.Adedicatedrowappearsatthebottomofeachtab,showing

summarydatafortheobjectselectedontheinventory

tree.Thisrowdoesnotchangefromtabtotab.

Thefollowingiconsappearadjacenttotheobjectnameandindicateiftheitemisselectedinthetable:

Theitemisselected.

Theitemisnotselected.

Youcanperformavarietyofactionsonthetabulardisplaydata:

 Viewdataonthechartforspecificapplications,servers,ortransactions.

 Drilldownaspecificapplication,server,ortransactiontoviewadditionaldata.

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Chapter 2 Viewing Performance Data

 Sortthetable.

 Searchforspecificapplicationsorservers.

 Highlightthedataforaspecificobjectonthecorrespondinggraph,byselectingitsrowinthetable.

 ExportthedataintoaCSVfile.

Sort Tabular Data

Youcansorttabulardataaccordingtoaspecificparameter.

To sort data:

1Clickthecorrespondingcolumnheader.

2Clickagaintoreversethesortorder.

Search for Objects in a Table

Youcansearchforobjectsinatable.Thesearchcriteriaareappliedtoallcellsinthedisplayedtable.

To search for an object

1Inthetabulardisplaypane,click .

2IntheSearchtextbox,enteryoursearchcriteriaandclick .

Theobjectsthatmatchthesearchcriteriaarehighlightedinthe

table.

3Tonavigatebetweentheresults,clicktomovetothenextentryorclicktomovetotheprevious

entry.

4Tocancelthesearchandclearthehighlightingoftableentries,clicktheClearbutton.

Performance Charts and Graphs

Thegraphsandchartsdisplayeddependontheselectedviewandobjecttype.

Youcanperformavarietyofactionsfromthegraphicdisplaypane:

 Filterthedisplayeddata.

 Showorhidelatencystandarddeviationindicatorsonthegraph.

 Exportthegraphorthegraphdata.

Chart and Graph Types

Thefollowinggraphsandchartsareavailable:

NOTEToshoworhidethesearchbar, click .

Table 2-1. Charts and Graph Types

Chart/Graph Type Description

Availability Reportstrendsinerrorbehaviorfortheselectedperiodoftimeandselectedobjecttype.

BaselineComparison Showstheaverageusageandlatencyforeitherapplicationsorservers,withthe

correspondingbaseline(ApplicationsandServersviewonly).

Latency Displayst

helatencybehaviorduringaselectedperiodoftime.

LatencyBreakdown Reportstheend‐to‐endlatencybreakdowninachartfortheselectedapplicationor

transaction.Thecontentofthischartisnotlinkedtoyourselectionsinthetabulardisplay

area.

Usagevs.Latency Comparesthelatencyandusagebehaviorsfortheselectedobjecttype.

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Fordetailsontheperformanceindicatorsshownineachofthechartsandgraphs,see“Performance

Indicators”onpage 17.

Filter the Graphic Display

Youcanviewdataforspecificobjectsinthechartorgraph.

Tofilterthedata,selectordeselectthecheckboxesinthetableinthelowerportionofthedatadisplaypane.

Display or Hide Latency Standard Deviation Indicators

Latencyindicators,sometimesreferredtoas“whiskers,”illustratethestandarddeviationforlatencyon

graphsinsomeoftheviews.Bydefault,thisfeatureisturnedoff.

To display or hide latency standard deviation indicators

Inthetabulardisplaypane,click .

Youcanviewthestandarddeviationvaluesintooltips.

Clickagaintohidethelatencyindicators.

Exporting Performance Data

Youcansaveperformancedatainotherformatsforfurtherviewingandanalysisinexternalapplications.

Export Table or Graph Data

Youcanexportperformancedataintoacomma‐separatedvalue(CSV)file.

To export the data

1Inthetabulardisplaypane,click .

2 Namethefileandselectthelocation,andclickSave.

Export a Graph as an Image

Youcansavethecurrentlydisplayedgraphasanimage(PNG).

To export the graph as an image

1Inthetabulardisplaypane,click .

2 Namethefileandselectthelocation,andclickSave.

To export the graph data

1Inthetabulardisplaypane,click .

2 Namethefileandselectthelocationinwhichyouwanttosavethe

file,andclickSave.

ThedateissavedinaCSVfileinthespecifiedlocation.

ThroughputBreakdown

ofServers

Reportsthebreakdownofthroughputforserversfortheselectedapplicationortransaction.

Usage Reportstheutilizationduringtheselectedperiodoftimefortheobjectsselectedinthe

displayarea.

NOTEYoucannotfilterthelatencybreakdownandthroughputbreakdowngraphs.

Table 2-1. Charts and Graph Types (Continued)

Chart/Graph Type Description

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Chapter 2 Viewing Performance Data

View Summary Data for Applications and Servers

Youcanviewsummaryperformancedataforalltheapplicationsandserversonthenetworkinoneseveral

predefinedviews.

To view summary data for the entire network

1OntheAppSpeedinventorytree,selectApplicationsandServers(therootnode).

ThedatashowstheperformanceofalltheapplicationsandserversmonitoredbyAppSpeed,according

totheApplications:

BaselineComparisonview.

2Toviewthetotalnumberofserversandapplications,andthethroughputandlevelofSLAcompliance,

clicktheAnalysispagetoviewtheInfoPanel.

Thedatadisplayedreflectstheperformanceforthelastfiveminutes.

3 (Optional)SelectadifferentviewfromtheAnalysisViewsdrop‐downmenu.

4 (Optional)Toviewsummarydatainthegraphicdisplaypaneforonlysomeoftheapplicationsorservers,

deselectthecheckboxesfortheobjectsforwhichyoudonotwanttoincludedata.

View Real-Time States

Youcanviewthereal‐timevaluesofperformanceindicatorsforallapplicationsorforthetransactionsofa

selectedapplicationbasedontheirperformanceinthelast10seconds.

ThetabulardisplaypaneoftheStatespageliststhefollowingstate‐relatedparameters:

 State:Currentstateoftheapplicationortransaction.

 Latencystate:SLAstateforlatency.

 Errorstate:SLAstateforerrors.

 Averagelatency:Averagemeasuredtimebetweenthestartoftheclientrequesttotheendoftheserver

replysincetheonsetofthecurrentstate.

 Averageerrors:Averagerateoferrorssincetheonsetofthecurrentstate.

 Averagehits:Averagenumberofhitspersecondsincetheonsetofthecurrentstate.

 Since:Timewhenthestatechangeoccurred.

To view real-time state data

ClickStatesonthepageselectionbar.

ToviewtheStatespage,youmustselectApplicationsandServersoraspecificapplicationontheinventorytree.

View Unmapped Traffic

Youcanviewtheunmappedserversandtransactionsdetectedonthenetwork.Unmappedobjectshavenot

yetbeenmappedtospecificserversorapplications.

To view unmapped traffic

1Inthenavigationtree,selectApplicationsandServers.

2ClickUnmappedTrafficonthepageselectionbar.

YoumustconfiguretheSSLkeysforeachendpointwhereAppSpeed

detectsSSLtrafficinordertoview

unmappedtrafficonHTTPsitesthatincorporateSSLprotection.See“ManagingSSLKeys”onpage 31.

OTEThenumberofunmappedobjectstypicallydecreasesasAppSpeedmapstheenvironment.

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3Viewthestatusinformationfortheunmappedtraffic.

 Name:Nameoftheserverortransaction.

 Endpoint:IPaddressandportsusedbytheserver(Serverstabonly).

 Latency:Averageandstandarddeviation(STDEV)latencyratesfortheserverortransaction.

 Hits:Averagenumberofhitspersecondfortheserverortransaction,andthetotalnumberofhitsin

thespecifiedtimeframe.

 Throughput:Averagethroughputfortheserverortransaction,andthetotalthroughputinthe

specifiedtimeframe.

 Errors:Averagerateoferrors,asapercentage,fortheserverortransaction.

View Application Data

Youcanviewinformationonaspecificapplications,suchasitsproperties,thresholdsettings,real‐timestates,

andgeneratedevents.

To display detailed data for a single application

1 Selecttheapplicationinthenavigationpane.

ThedatadisplaypanedisplaysdatabasedontheUsagevs.Latencyview.

2 (Optional)Tochangetheapplicationview,selectaviewfromthe

AnalysisViewsdrop‐downmenu.

View Application States

Youcanviewreal‐timemetricsfortheselectedapplication,includingthroughput,hits,latency,errors,and

SLAlevelsintheAnalysispageInfoPanel.Thedatadisplayedreflectstheperformanceforthelastfive

minutes.

Table 2‐2describestheiconsusedtorepresenttheapplicationstates.

View Application Properties

Youcanviewthegeneralpropertiesoftheselectedapplication,includingitsnameandapplicationroots.

To view/edit the application properties

Onthepageselectionbar,clickProperties.

Edit Application Properties

Youcaneditthenameoftheapplication.

To edit the application name

1Onthepageselectionbar,clickProperties.

2EditthetextintheNametextboxandclickUpdate.

OTEToreturntothepreviousdatadisplay,clicktheBackicononthetoolbar.

Table 2-2. State Icons

Icon Description

 Theapplication’sperformancecomplieswithsetSLAandlatencythresholds.

 TheapplicationisinWarningstate.

 TheapplicationdoesnotcomplywiththetermsoftheSLA.

 Theapplicationisnotavailable.

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Chapter 2 Viewing Performance Data

View Server Data

Youcanviewperformanceanalysisdataforaserveranditsrelatedobjects(servers,applications,and

dependentservers),includingchartsandtables.

To display detailed data for a single server

1 Selecttheserverinthenavigationpane.

ThedatadisplaypanedisplaysdatabasedontheUsagevs.Latencyview.

2 (Optional)Tochangetheserverview,selectaview

fromtheAnalysisViewsdrop‐downmenu.

View Transaction Data

Youcanviewtransactiondata,suchasitspropertiesandeventsgenerated.

To display transaction information

1Inthenavigationpane,selecttheapplicationforwhichyouwanttoviewatransaction.

2Inthetabulardatapane,selecttheTransactionstab.

ThedatadisplaypanedisplaydatabasedontheUsagevs.Latencyview.

3 (Optional)To

changethetransactionview,selectadifferentviewfromtheAnalysisViewsdrop‐down

menu.

4Toviewinformationaboutthetransaction,suchasitsname,transactionrootsortheortheapplicationto

whichitbelongs,clickPropertiesonthepageselectionbar .

Performance Indicators

AppSpeedmonitorsthefollowingperformanceindicators.Theperformanceindicatorsdisplayedvary

accordingtotheselectedview.

OTEToreturntothepreviousdatadisplay,clicktheBackicononthetoolbar.

NOTEToreturntothepreviousdatadisplay,clicktheBackicononthetoolbar.

OTEThefullnameofthetransactionvariesaccordingtotransactiontype;forexample,aURLis

displayedforanHTTPtransaction,whereasafulldatabasequeryisdisplayedforadatabasetransaction.

Table 2-3. AppSpeed Performance Indicators

Performance Indicator Description

AverageLatency Measuredtimebetweenthestartoftheclientrequesttotheendoftheserverreply,

averagedacrossallhitsinthegiventimeframe.Alargervaluemeansaslowerserver

response.

AverageReplySize Averagesize,inbytes,ofasingleserverreply,averagedacrossallhitsin

thegiventime

period.

AverageThroughput Averagenumberofreplybytespersecondinthegiventimeperiod.

ErrorPercentage Percentageoferrorhitsasaportionofthetotalhitsinthegiventimeperiod.

ExecutionTime Sumofalllatenciesinthegiventimeframe.Thisvaluereflectsthetotalamount

oftime

ofallserverrepliesinthegiventimeframe.

HitRate Averagenumberofhitspersecondinthegiventimeframe.

LatencyBaseline Averagelatencyofallhitsinthelastyear.

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Indicators by View

ThetypeofobjectselectedontheAppSpeedinventorytreedeterminestheavailableviewsandthe

performanceindicatorsincludedineachview.

Performance Indicators in Applications and Servers Views

Table 2‐4liststheperformanceindicatorsincludedintheviewsavailablewhenApplicationsandServersis

selectedontheAppSpeedinventorytree.

LatencyBreakdown  Application:Thelatencymeasuredfromthetimetheserverreceivesthefirstpacket

oftherequestuntilitstartstotransmitthereply.

 Infrastructure:Thelatencymeasuredfromthetimetheserverstartstransmittingthe

replyuntilfullyreplyingtotheclientʹsrequest.

 Network(RTT):Theaverageround‐triptime,withoutfailures,fromclienttoserver.

 NetworkOverhead:Thecostofpacketretransmissions,errorsanddrops.

LatencySTDEV Thestandarddeviationofthelatencyofallthehitsinthegiventimeframe.

Max.Latency Thelatencyoftheslowesthitinthegiventimeframe.

SLApercentage Thepercentageofhitsthatwerenoterrorsandwhichhad

latencywithinSLAlevels.

TotalErrors Thetotalnumberofhitsidentifiedaserrorsinthegiventimeframe.

TotalHits Thetotalnumberofhitsinthegiventimeframe.

TotalThroughput Thetotalnumberofreplybytesinthegiventimeframe.

Table 2-3. AppSpeed Performance Indicators (Continued)

Performance Indicator Description

NOTEAplus(+)signindicatesthattheperformanceindicatorisshownintheview.

Table 2-4. Performance Indicators in Applications and Servers Views

View Name

Performance

Indicator

Applications:

Baseline

Comparison

Applications:

Usage Over

Time

Servers:

Baseline

Comparison

Servers:

Least Used

Servers to

Applications

to Servers

Average

Latency

+ + + + +

Latency

Baseline

+ +

Latency

STDEV

+ + + +

HitRate + + + + + +

TotalHits + + + + + +

Average

Throughput

+ + + + + +

Total

Throughput

+ + +

+

Average

Replysize

+ +

Endpoint + +

VMware, Inc. 19

Chapter 2 Viewing Performance Data

Performance Indicators in Application Views

Table 2‐5liststheperformanceindicatorsincludedintheviewsavailablewhenanapplicationisselectedinthe

AppSpeedinventorytree.

NOTEAplus(+)signindicatesthattheperformanceindicatorisshownintheview.

Table 2-5. Performance Indicators in Application Views

View Name

Performance

Indicator

Usage vs.

Latency

Slowest

Transact.

Latency

Over Time

Latency

Breakdown

Most

Used

Transact.

Usage

Over Time

Throughput

Breakdown

of Servers

Availability

Over Time

Average

Latency

+ + + + + + + +

Latency

STDEV

+ + + + +

MaxLatency + + + +

HitRate + + + + +

TotalHits + + + + + + +

Average

Throughput

++ + + +

Total



Throughput

++ + +

TotalErrors +

Error

Percentage

+ + +

Execution

Time

Average

ReplySize

+ ++ + +

Application +

Infra‐

structure

+

Network

(RTT)

+

Network

Overhead

+

VMware vCenter AppSpeed User’s Guide

20 VMware, Inc.

Performance Indicators in Server Views

Table 2‐6liststheperformanceindicatorsincludedintheviewsavailablewhenaserverisselectedonthe

AppSpeedinventorytree.

Performance Indicators in Transaction Views

Table 2‐7liststheperformanceindicatorsincludedintheviewsavailablewhenatransactionisselectedonthe

AppSpeedinventorytree.

NOTEAplus(+)signindicatesthattheperformanceindicatorisshownintheview.

Table 2-6. Performance Indicators in Server Views

View Name

Performance

Indicator

Usage vs.

Latency

Applications

Latency

Breakdown

Applications

Usage

Applications

Availability

AverageLatency + + + + +

LatencySTDEV + + +

MaxLatency + + +

HitRate + + +

TotalHits + + + +

Average

Throughput

++ +

TotalThroughput +

TotalErrors +

ErrorPercentage + + +

ExecutionTime

AverageReplySize + + + +

Application +

Infrastructure +

Network(RTT) +

NetworkOverhead +

NOTEAplus(+)signindicatesthattheperformanceindicatorisshownintheview.

Table 2-7. Performance Indicators in Transaction Views

View Name

Performance

Indicator

Usage vs.

Latency

Latency Over

Time

Latency

Breakdown

Usage Over

Time

Availability

Over Time

AverageLatency + + + + +

LatencySTDEV + + +

MaxLatency + + +

HitRate + + +

TotalHits + + + +

AverageThroughput + + +

TotalThroughput +

TotalErrors +

ErrorPercentage + + +

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VMware vCenter AppSpeed 1.0 User guide

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VMware vCenter AppSpeed 1.0 User guide

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