VMware vCenter AppSpeed 1.2 User guide

VMware vCenter AppSpeed User’s Guide

AppSpeed 1.2

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document, see http://www.vmware.com/support/pubs.

EN-000332-01

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Contents

AboutThisBook 5

1 AppSpeedOverview 7

AccessingtheAppSpeedUserInterface 7

2 ViewingPerformanceData 9

AppSpeedViews 9

SelectanObject 9

SelectaView 9

DefinetheTimeFrameandFormatforDataCollection 10

ViewReal‐TimeMetrics 10

ViewDatawithPerformanceTables 10

PerformanceChartsandGraphs 11

ExportPerformanceData 12

ViewingSummaryDataforApplicationsandServers 13

ViewStates 13

State‐RelatedParameters 13

ViewUnmappedTraffic 14

ViewingApplicationData 14

ViewApplicationStates 14

ViewApplicationProperties 15

Edit

ApplicationProperties 15

ViewingServerData 15

ViewingTransactionData 15

ViewTransactionDataInformation 15

ViewFullTransactionName 16

PerformanceIndicators 16

IndicatorsbyView 17

3 WorkingwiththeTopologyMap 21

DisplayingtheTopologyMap 21

SelectaMapView 21

TopologyMapLegend 22

ViewDependencies 22

OverviewMapWindow 22

AnalyzeanObject 22

LocateanObjectontheMap 23

ManuallyEditingTopologyMaps 23

Scalability 25

4 AppSpeedAdministration 27

ManagingProbes 27

ViewProbeInformation 27

DeployanAppSpeedProbe 28

PowerProbesOnorOff 28

DeleteProbes 29

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ManagingSSLKeys 29

AddanSSLKey 29

UpdateanSSLKey 29

ExtractSSLFiles 30

ManagingAppSpeedLicenses 31

AddaLicense 31

ViewLicenseDetails 31

RemoveaLicense 31

AccessingTechnicalSupport 32

EventLog 32

Snapshots 32

5 EventManagement 33

SLAStates 33

ConfiguringSLAThresholds 33

ViewThresholdsandMonitoringSettings 34

SLAMonitoring 34

SetThresholds 35

ConfiguringEmailNotifications 36

ViewingEvents 37

ViewEventsList 37

ViewEventDetails 38

DeleteEvents 38

6 TroubleshootingErrorsWhileUsingAppSpeed 39

Index 41

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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multi‐tierapplicationsrunningacrossbothvirtualandphysicalinfrastructure.

ThisdocumentiswrittentosupporttheVMwarevCenterAppSpeedplug‐in,runningonavSphereServer.

vSphereServerisanupgradefrom

vCenterServer2.5.Alltheproceduresdescribedinthisguidearealso

relevantwhentheAppSpeedplug‐inisrunningonavCenterServer,howeversomeoftheuserinterface

terminologyandlocationsofuserinterfacecomponentsmightdiffer.

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

vSphere™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service‐levelreportingforapplications

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

applications,andback‐endservers.Thisanalysisprovidesvisibilityintomultitierapplications.Theanalysis

enablesyoutorapidlyidentifyperformanceproblemsthatoriginatefrominadequate

resourceallocationand

applicationproblems.

AppSpeedprobescaptureingoingandoutgoingtrafficserversthatarerunningonhostsonwhichtheprobes

aredeployed.ThisfeatureenablesAppSpeedtomonitorthereal‐timeenduserexperienceforalltransaction

requests,analyzingperformancethroughalllayers.

AppSpeedestablishesbaselinesbasedonapplication

behaviorovertimeandcomparesreal‐timemetricsto

service‐leveltargets.Inaddition,AppSpeedmaintainshistoricalmonitoringdatathatyoucanusetoanalyze

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

problemandidentifythelikelysolution.YoucanalsoconfigureAppSpeed

togeneratereal‐timeeventsin

responsetotransaction‐levelperformanceandavailabilityproblems.Optionally,youcansendemail

notificationswheneventsaregenerated.

AppSpeedincludesawiderangeofpredefinedviewingoptionstofacilitatethean alysisofperformancedata.

Thepredefinedviewsincorporatedifferentcombinationsofdata,presentedintabular

andgraphicalformat.

Differentsetsofviewsareavailab l ewhenyouselectaserv erobject,anapplicationobject,oratransactionobject.

Accessing the AppSpeed User Interface

YouaccessAppSpeedfromwithintheVMwarevSphereClient.

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

AppSpeedProbe”onpage 28.

Access the AppSpeed user interface

1ClickHome>SolutionsandApplicationsandclicktheAppSpeedicon.

ThenamespaceappearsintheConnecttotextbox.If

thedisplayednameisincorrectorisnotinthelist,

typethecorrectnamespace.

2 (Optional)IftheAppSpeedicondoesnotappear,verifythattheAppSpeedplug‐inisenabledinthe

Plug‐insmenu.

3ClickthetabfortherequiredAppSpeedmodule,whereyoucanperformthefollowingtasks:

 Analysis:Viewreal‐timeandhistoricalperformancedata.

 TopologyMap:Viewthelocationofaspecificapplication,server,ortransactiononyournetw ork,and

toviewtherelationshipsbetw eenthemonitoredobjects.Thedefaultmapviewfocusesonapplications,

showingtheconnectionsbetweenapplications andtheserversonwhichtheyoperate.

 Administration:Managevariousadministrativefunctions,includinginstallinganddeploying

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

keys,editingtopologyobjects,andcreatingandviewingsupportinformation.

AppSpeed Overview

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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:

 “AppSpeedViews”onpage 9

 “ViewingSummaryDataforApplicationsandServers”onpage 13

 “ViewingApplicationData”onpage 14

 “ViewingServerData”onpage 15

 “ViewingTransactionData”onpage 15

 “PerformanceIndicators”onpage 16

AppSpeed 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accordingtoapredefinedview,see“PerformanceIndicators”onpage 16.

Select an Object

Objectsareapplications,serversandtransactions.TheAppSpeedInventorytreeliststheapplicationsand

serversdetectedonthenetwork.WhenyouselectanapplicationintheInventorytree,youcanviewitsrelated

transactionsontheTransactionstaboftheAnalysispageorStatespage.

IfyouselectApplicationsandServers

(therootdirectory)intheInventorytree,theinformationdisplayed

reflectstheoverallstatusofalloftheapplicationsandservers.Todisplayinformationforaspecificobject,

selecttherelevantapplicationorserverintheInventorytree.

Select a View

TheavailableviewsvaryaccordingtothetypeofobjectselectedintheAppSpeedInventorytree.Whenyou

selecttheAnalysisorStatespages,dataappearsasagraphandasatable.

Select an Analysis view

OntheAnalysispage,selectthenameoftheviewfromtheSelectAnalysisViewsmenuinthe

ViewSettingsbar.

Viewing Performance Data

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Define the Time Frame and Format for Data Collection

Youcandefinethetimeframeforwhichperformancedataisdisplayed.Youcanalsodefinethatthedata

outputbedisplayedinaspecifictimeformat,suchasdailyorhourly.

Define the Time Frame

Youcanspecifythestartandendtimesanddates,oryoucanselectapredefinedtimeframe,suchasthe

previousmonth.

Define a specific date range

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

2ClickthearrowineithertheToorFrommenutospecifythestartand

enddatesandtime,andclickOK.

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

Define a time frame

FromtheSelectTimeFramemenuintheviewsettingsbar,selectthepredefinedtimeframe.

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

Set the Time Format

Youcansetthetimeformatofthedisplayeddata,meaningthatyoucanviewthedataaccordingtospecific

unitsoftime,suchasbyday,hour,orminute.Forexample,anhourlytimeformatgraphsthedataacrossthe

hoursofaday(0to23).Thespecificunits

oftimethataredisplayedinthemenuaredependentonthedata

timeframethatyouspecified.Ifdataisnotavailableforaselectedtimeunit,AppSpeedsetsthelargestunit

availablefortheselectedtimeframe.

Set the time format

FromtheBymenuintheviewsettingsbar,selectthe

timeformat.

View Real-Time Metrics

IntheInfoPanel,youcanviewreal‐timemetricsforselectedobjects.Thetypeofinformationdisplayedvaries

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

ServiceLevel

Agreement(SLA)compliance.Itcanalsoincludeinformationaboutthenumberofapplications,servers,or

transactionsandtheselectedobject’slatencyanderrorstates.

Show or hide the Info Panel

1TodisplaytheInfoPanel,clickShowInfoPanelintheupper‐rightcornerofthemaindisplayarea.

2TohidetheInfoPanel,

clickHideInfoPanelintheupper‐rightcornerofthemaindisplayarea.

View Data with Performance Tables

Onewaytoviewperformancedataisintables.Thecontentofthetablesdependsontheselectedviewand

whethertheobjecttypeisanapplicationorserver.

Eachtableappearsonaseparatetab.Arowappearsatthebottomofeverytab,showingsummarydataforthe

object

selectedintheInventorytree.Thedatasummarizestheentiretimeframethatyouspecified.Thisrow

doesnotchangebetweentabs.

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

Theitemisselected.

Theitemisnotselected.

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Chapter 2 Viewing Performance Data

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

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

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

 Sortdatainthetableandrearrangetheorderofthecolumns.

 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.

Sort data

1Clickthecolumnheaderofthedatatosort.

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

3 (Optional)Dragacolumnheadertoanewpositiontoaltertheorderofthecolumns.

Search for Objects in a Table

Youcansearchforobjects(servers,applications,andtransactions)inatable.Thesearchcriteriaareappliedto

allcellsinthedisplayedtable.

Search for an object

1Inthetabulardisplaypane,clickthemagnifyingglassicontoshoworhidethesearchbar.

2IntheSearchtextbox,typeyoursearchcriteriaand

clickthemagnifyingglassicon.

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

3ClicktheUpandDownarrowstonavigatebetweentheresults.

4 (Optional)ClickCleartocancelthesearchandclearhighlightingfromtableentries.

Performance Charts and Graphs

Thegraphsandchartsdisplayeddependontheselectedviewandobjecttype.Chartsorgraphsareavailable

ontheAnalysis,Thresholds,andStatespages.

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

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

 Exportthegraphorthegraphdata.

Chart and Graph Types

Table 2‐1describesthegraphsandchartsthatareavailable.

Table 2-1. Charts and Graph Types

Chart/Graph Type Description

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

Latency Displaysthelatencybehaviorduringaselectedperiodoftime.

Usage Reportstheuseduringtheselectedtimeframefortheobjectsselectedinthedisplayarea.

LatencyBreakdown Displaysachartthatreportstheend‐to

‐endlatencyanalysisfortheselectedapplicationor

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

area.

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12 VMware, Inc.

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

Indicators”onpage 16.

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illustratethestandarddeviationforlatencyongraphsinsomeviews.Bydefault,this

featureishidden.

Display or hide latency standard deviation indicators

Inthetabulardisplaypane,clickthegraphicontodisplayorhidelatencystandarddeviationindicators.

Youcanviewthestandarddeviationvaluesinapop‐upwindowbyplacingyour

pointeronadeviation

indicator.

Export Performance Data

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

Export Table Data

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

Export the table data

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

2 Namethefile,ensuringthattheCSVextensionisincludedinthefilename.

3 SelectthelocationtosavethefileandclickSave.

Export a Graph as an Image

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

Export the graph as an image

1Inthegraphdisplaypane,clickthePNGicon.

2 Namethefile,ensuringthatthePNGextensionisincludedinthefilename.

3 SelectthelocationtosavethefileandclickSave.

Latencyvs.Baseline Showstheaverageusageandlatencyforeitherapplicationsorservers,withthe

correspondingbaseline.ThisinformationisavailableintheApplicationsandServersviews

only.

Throughput

BreakdownofServers

Reportstheanalysisofthroughputforserversfortheselectedapplication.

Availability Reportstrendsinerrorbehaviorforthe

selectedtimeframeandselectedobjecttype.

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

Export the graph data as a CSV file

1Inthegraphdisplaypane,clicktheCSVicon.

2 Namethefile,ensuringthattheCSVextensionisincludedinthefilename.

3 Selectthelocationinwhichyouwanttosavethefile,andclickSave.

Viewing Summary Data for Applications and Servers

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

severalpredefinedviews.

View summary data for the entire network

1IntheAppSpeedInventorytree,selectApplicationsandServers,whichis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analternativeviewfromtheSelect

AnalysisViewsmenu.

4 (Optional)Toviewsummarydatainthegraphicdisplaypaneforalimitednumberofapplicationsor

servers,selectthecheckboxesfortheobjectsforwhichtoincludedata.

View 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.

View real-time state data

1IntheInventorytree,selectApplicationsandServersoraspecificapplication.

2Onthepageselectionbar,clickStates.

State-Related Parameters

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inthelasttenseconds.

 Averageerrors:Averagerateoferrorsinthelasttenseconds.

 Averagehits:Averagenumberofhitspersecondinthelasttenseconds.

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

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View Unmapped Traffic

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

mappedtospecificapplications.ThenumberofunmappedobjectstypicallydecreasesasAppSpeedmapsthe

environment.

ToviewunmappedtrafficonHTTPsitesthatincorporateSSLprotection,youmustconfiguretheSSLkeysfor

eachendpointwhereAppSpeeddetectsSSLtraffic.See“ManagingSSLKeys”onpage 29.

View unmapped traffic

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

2Onthepageselectionbar,clickUnmappedTraffic.

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

 Server:Nameoftheserver(AvailableonServerstabonly).

 Name:Nameoftransaction(AvailableonTransactionstabonly).

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

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

 Hits:Totalnumberofhitsinthespecifiedtimeframefortheserverortransaction,andrateofhitsper

second.

 Throughput:Totalthroughputinthespecifiedtimeframefortheserverortransaction,andthe

averagethroughput.

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

Viewing Application Data

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

andgeneratedevents.

Display detailed data for a single application

1IntheInventorytree,selectanapplication.

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

2 (Optional)SelectaviewfromtheSelectAnalysisViewsmenuto

changetheapplicationview.

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.

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unavailable.

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Chapter 2 Viewing Performance Data

View Application Properties

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

View the application properties

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

Edit Application Properties

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

Toeditotherapplicationproperties,see“ManuallyEditingTopologyMaps”onpage 23.

Edit the application name

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

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

Viewing Server Data

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

includingchartsandtables.

Display detailed data for a single server

IntheInventorytree,selecttheserverforwhichtodisplaydata.

ThedatadisplaypanedisplaysdatabasedontheUsagevs.Latencyview.Youcanselectanalternativeview



fromtheSelectAnalysisViewsmenu.

Viewing Transaction Data

Youcanviewperformanceanalysisdatafortransactions.

View Transaction Data Information

Thetransactiondatathatyoucanview,includesitsanalysis,propertiesandgeneratedevents.Ifthenameof

atransactionhasbeentruncated,youcanviewthefullnameofthetransactiononthePropertiespage.

Display transaction information

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



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

3Double‐clickthetransactiontoviewthedata.

ThedatadisplaypanedisplaysdatabasedontheUsagevs.Latencyview.Youcanselectanalternative

viewfromtheSelectAnalysisViewsmenu.

4Toviewinformationaboutthetransaction,suchasitsfull

name,transactionrootsortheapplicationto

whichitbelongs,double‐clickthetransactionandclickPropertiesonthepageselectionbar.

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View Full Transaction Name

Thefullnameofatransactionisoftentruncatedbecauseofspacerestrictionsinthenamefield.Youcandisplay

thefullnameonthetransaction’sPropertiespage.

View full transaction names

1Double‐clickatransaction.

2ClickPropertiesonthepageselectionbar.

ThefullnameappearsintheDescriptionfield.Forexample,aURLappears

foranHTTPtransaction,and

adatabasequeryappearsforadatabasetransaction.

Performance Indicators

Table 2‐3liststheperformanceindicatorsthatAppSpeedmonitors.Theperformanceindicatorsdisplayed

varyaccordingtotheselectedview.

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specifiedtimeframe.Agreatervaluemeansaslowerserver

response.

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

thespecified

timeframe.

AverageThroughput Averagenumberofreplybytespersecondinthespecifiedtimeframe.

ErrorPercentage Percentageoferrorhitsasaportionofthetotalhitsinthespecifiedtimeframe.

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

of

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

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

LatencyBaseline AveragelatencyofallhitssincetheAppSpeedServerstartedrunning.

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%ofBaseline Percentageoflatencyaboveorbelowthebaseline.

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

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

SLA

percentage ThepercentageofhitsthatwerenoterrorsandthathadlatencywithinSLAlevels.

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

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

TotalThroughput Thetotalnumberofreplybytesinthespecified

timeframe.

VMware, Inc. 17

Chapter 2 Viewing Performance Data

Indicators by View

Thetypeofobjectselectedin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.

Performance Indicators in Application Views

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

selectedintheAppSpeedInventorytree.

NOTEAplussign(+)indicatesthattheperformanceindicatorappears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 ++

ExecutionTime + +

ErrorPercentage + +++

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

Table 2-5. Performance Indicators in Application Views

View Name

Perf. Indicator

Usage vs.

Latency

Slowest

Transact.

Latency

Over Time

Latency

Breakdown

Latency vs.

Baseline

Most Used

Transact.

Usage Over

Time

Throughput

Breakdown

of Servers

Latency

Distrib.

Between

Servers

Availability

Over Time

Average

Latency

++++++++++

Latency

STDEV

+++++ ++

MaxLatency++++ +

Latency%

ofBaseline

Latency

Baseline

HitRate + +++ +

VMware vCenter AppSpeed User’s Guide

18 VMware, Inc.

Performance Indicators in Server Views

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

theAppSpeedInventorytree.

TotalHits+++ ++++++

Average

Throughput

++ +++ +

Total

Throughput

+++

TotalErrors +

Error

Percentage

+ +++++

Execution

Time

++ + +

Average

ReplySize

+++ + + ++

Application +

Infrastructure +

Network

(RTT)

Network

Overhead

Table 2-5. Performance Indicators in Application Views (Continued)

View Name

Perf. Indicator

Usage vs.

Latency

Slowest

Transact.

Latency

Over Time

Latency

Breakdown

Latency vs.

Baseline

Most Used

Transact.

Usage Over

Time

Throughput

Breakdown

of Servers

Latency

Distrib.

Between

Servers

Availability

Over Time

NOTEAplussign(+)indicatesthattheperformanceindicatorappears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 +

VMware, Inc. 19

Chapter 2 Viewing Performance Data

Performance Indicators in Transaction Views

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

selectedintheAppSpeedInventorytree.

Network(RTT) +

NetworkOverhead +

NOTEAplussign(+)indicatesthattheperformanceindicatorappears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 + + +

ExecutionTime +

AverageReplySize ++ ++

Application +

Infrastructure +

Network(RTT) +

NetworkOverhead +

Table 2-6. Performance Indicators in Server Views (Continued)

View Name

Performance Indicator

Usage vs.

Latency

Applications

Latency

Breakdown

Applications

Usage

Applications

Availability

VMware vCenter AppSpeed User’s Guide

20 VMware, Inc.

VMware vCenter AppSpeed 1.2 User guide

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