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Table Of Contents
- VMware vCenter AppSpeed User’s Guide
- Contents
- AppSpeed Overview
- Viewing Performance Data
- About Views
- View Summary Data for Applications and Servers
- View Application Data
- View Server Data
- View Transaction Data
- Performance Indicators
- Working with the Topology Map
- AppSpeed Administration
- Event Management
- Upgrading AppSpeed
- Troubleshooting
- Index
VMware, Inc. 17
Chapter 2 Viewing Performance Data
View Server Data
Youcanviewperformanceanalysisdataforaserveranditsrelatedobjects(servers,applications,and
dependentservers),includingchartsandtables.
To display detailed data for a single server
1 Selecttheserverinthenavigationpane.
ThedatadisplaypanedisplaysdatabasedontheUsagevs.Latencyview.
2 (Optional)Tochangetheserverview,selectaview
fromtheAnalysisViewsdrop‐downmenu.
View Transaction Data
Youcanviewtransactiondata,suchasitspropertiesandeventsgenerated.
To display transaction information
1Inthenavigationpane,selecttheapplicationforwhichyouwanttoviewatransaction.
2Inthetabulardatapane,selecttheTransactionstab.
ThedatadisplaypanedisplaydatabasedontheUsagevs.Latencyview.
3 (Optional)To
changethetransactionview,selectadifferentviewfromtheAnalysisViewsdrop‐down
menu.
4Toviewinformationaboutthetransaction,suchasitsname,transactionrootsortheortheapplicationto
whichitbelongs,clickPropertiesonthepageselectionbar .
Performance Indicators
AppSpeedmonitorsthefollowingperformanceindicators.Theperformanceindicatorsdisplayedvary
accordingtotheselectedview.
N
OTEToreturntothepreviousdatadisplay,clicktheBackicononthetoolbar.
NOTEToreturntothepreviousdatadisplay,clicktheBackicononthetoolbar.
N
OTEThefullnameofthetransactionvariesaccordingtotransactiontype;forexample,aURLis
displayedforanHTTPtransaction,whereasafulldatabasequeryisdisplayedforadatabasetransaction.
Table 2-3. AppSpeed Performance Indicators
Performance Indicator Description
AverageLatency Measuredtimebetweenthestartoftheclientrequesttotheendoftheserverreply,
averagedacrossallhitsinthegiventimeframe.Alargervaluemeansaslowerserver
response.
AverageReplySize Averagesize,inbytes,ofasingleserverreply,averagedacrossallhitsin
thegiventime
period.
AverageThroughput Averagenumberofreplybytespersecondinthegiventimeperiod.
ErrorPercentage Percentageoferrorhitsasaportionofthetotalhitsinthegiventimeperiod.
ExecutionTime Sumofalllatenciesinthegiventimeframe.Thisvaluereflectsthetotalamount
oftime
ofallserverrepliesinthegiventimeframe.
HitRate Averagenumberofhitspersecondinthegiventimeframe.
LatencyBaseline Averagelatencyofallhitsinthelastyear.