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Candle-lite DB2 manual Setting Up the D2/EXPLAIN Options

Models: DB2

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Using the Callable Interface

Step

Action

2From the main CUA panel, select Options from the task bar and press Enter. The following pop-up appears.

1.Preferences...

2.Controls...

3.Set thresholds...

4.User authorities...

5.User Profiles...

6.Subsystem Profiles...

7.Near-term Thread History Filter...

8.D2/Explain Options...

F1=Help F12=Cancel

3Select Option 2, Controls, from the pop-up and press Enter. Use the fields on the Terminal Options panel, shown below, to specify preferences for terminal options. For EXPLAIN, the key field on this panel is the SQL Process Level field. Type EXPLAIN or SAVE/EXPLAIN in this field to enable the function.

For a list of the fields and valid values for completing the Terminal Options panel, see

“Using the Terminal Options window” on page 43.

Setting Up the D2/EXPLAIN Options

Use the following procedure to set up the D2/EXPLAIN options.

Step

Action

1If you are not already logged onto CUA, then do so now.

2From the main CUA panel, select Options from the task bar and press Enter. The following pop-up appears.

1.Preferences...

2.Controls...

3.Set thresholds...

4.User authorities...

5.User Profiles...

6.Subsystem Profiles...

7.Near-term Thread History Filter...

8.D2/Explain Options...

F1=Help F12=Cancel

Customizing OMEGAMON II

59

Image 59

Candle-lite DB2 manual Setting Up the D2/EXPLAIN Options, Use the following procedure to set up the D2/EXPLAIN options

Contents

User’s Guide CUA Interface Omegamon II for DB2 User’s Guide CUA Interface, Version Contents Index 129 List of Figures Omegamon II for DB2 User’s Guide CUA Interface, Version Preface Documentation set information Where to look for informationAbout This Book Who should read this bookIntroduction Printing problems?Adobe Portable Document Format Documentation Conventions REPORT=SUMMARY Histogram Background Candle Customer Service and SatisfactionCandle Customer Service and Satisfaction contacts Page Omegamon II for DB2 User’s Guide CUA Interface, Version New IFCID-based reports Historical Reporter redesignEnclave support Bit addressing supportLong name support Unicode supportDistributed Thread display improvements New Dsnzparm fieldsOmegamon II for DB2 User’s Guide CUA Interface, Version Introduction Chapter ContentsSign On panel Where applid is the application nameSigning On Logging on to the applicationField Description Accessing Omegamon from OmegaviewSign On panel fields Fields of the Sign On Panel are defined in the table belowLogon Options panel fields Setting Logon OptionsLogical rows Number of logical rows Returning to Omegaview from Omegamon Signing OffPart Feature Description Panel FeaturesPanel features Part Feature Description Scrolling Data PanelsDescription Highlighted data fieldsPushbuttons Fast pathing from the action bar Action BarSelecting from the action bar Actions pull-down View pull-down GoTo pull-downHelp pull-down Options pull-downTools pull-down You can use these action codes in Omegamon Using an action codeAction Codes Available action codesFunction Name Assignment Key Default function key assignments are listed belowFunction Keys Function key assignmentsPA2 Omegaview CUA/TSOPA1 OmegaviewHelp menu provides the following selections Getting HelpHelp from a panel Help from the action barIf you are Using the GlossarySearching the glossary Help function keys Customizing Omegamon Introduction Specifying Panel Preferences Accessing the Preferences windowUsing the Preferences window To access the Preferences pop-up windowAction to occur Specifying Terminal Options Accessing the Terminal Options windowUsing the Terminal Options window Save Values for SQL Description Process LevelManual AutoSaving to a profile Saving Terminal OptionsSaving for current session Follow these steps to change threshold values Setting ThresholdsAccessing the Thresholds window Using the thresholds windowsSaving threshold values Deleting a user Accessing user authoritiesAssigning User Authorities Adding a userOmegamon II uses three different profiles Accessing profile maintenanceMaintaining Profiles Profile typesCopying a profile D61A$DEFAULTModifying a profile description Importing a ProfileExporting a Profile Deleting a profileUsing the Dynamic Profile Update Facility Switching profilesMVS Modify command for importing a profile is as follows Example command for exporting a profileExample command for importing a profile MVS Modify command for exporting a profile is as followsTo access the Filter Options pop-up window Setting Filtering Options for Near-Term Thread HistoryAccessing the Filter Options window Using the Filter Options windowTime Specifying Save Options for SQL Text Accessing the Save SQL Text Parameters windowUsing the Save SQL Text Parameters window Set up the CUA options Set up the !DB/EXPLAIN options Using the Callable InterfaceStep Action Log onto CUA Setting Up !DB/EXPLAINSetting Up the CUA Options SQLID.PLANTABLEUse the following procedure to set up the D2/EXPLAIN options Setting Up the D2/EXPLAIN OptionsText and invokes the Explain function Append Use the following procedure to Explain SQLEXPLAINing SQL Code CPU % Press the Process SQL key Page This chapter describes how to use Omegamon Using OmegamonMonitored objects Monitoring from the System Status PanelDB2 subsystem components Color Status Status indicatorsAlert notification Investigating an alertPerforming actions from the System Status panel Description Code Explanation System Status Components and Related ExceptionsCics exceptions Utility exceptions IMS exceptionsTSO exceptions Background exceptionsFollowing exceptions apply to active threads Active thread exceptionsFollowing exceptions apply to buffer pool resources Inactive thread exceptionsBuffer pool exceptions DDF statistics exceptions EDM pool exceptionsLock statistics exceptions Log manager exceptionsFollowing exceptions apply to lock alerts DB2 activity exceptionsLock exceptions Following exceptions apply to DB2 activity alertsActive trace exceptions Volume activity exceptionsStored procedures exceptions Following exceptions apply to user-defined functions Triggers exceptionsUser-defined functions exceptions Following exceptions apply to alerts relating to triggersInvestigating the exception condition Investigating an Active Threads AlertActive threads alert Exception recommendationsModifying thresholds Evaluating and Modifying ThresholdsDisplaying all exceptions Adding or modifying rules Thread activity for a reporting period Accessing near-term history dataReviewing Near-Term History Data Thread activity for a report interval Specifying background application trace options Initiating a background application traceName of the dataset you want to create Size Size of the dataset in megabytes VolumeIdentifying the dataset to which trace data is written Viewing the list of background tracesActivities you can perform in a background trace request Starting an Ifcid Trace Using the Ifcid Trace FacilityOverview Displaying Ifcid Trace Data Stopping an Ifcid Trace Page Using Omegamon II for DB2 Functions provided by !DB/EXPLAIN for DB2 Background about !DB/EXPLAIN for DB2Assumptions Using Omegamon II and !DB/EXPLAIN Complementary FunctionsWhen to use the complementary functions Using Omegamon II and !DB/EXPLAIN Complementary Functions Using the Omegamon II for DB2 Callable Interface Testc Current Sqlid is determined by the DB2 security exit Fields for Terminal Description Options SQL Text ATF. You can access the SQL Text panel through Required fields for the SAVE/EXPLAIN option SAVE/EXPLAINPDS Using the D2/EXPLAIN Options PanelFrom the other !DB/EXPLAIN report sections that follow Press the Process SQL key Modes of operation Moving Interactively between !DB/EXPLAIN and OmegamonWhat functions can you use? What happens when you cancel the Omegamon II session? Prerequisites for real time accessProcedure to use the full function of !DB/EXPLAIN Capturing SQL from a running thread Using the Copy-and-Paste Facility in OmegamonPrerequisites to using the copy-and-paste facility Capturing SQL using the ATF Procedure to obtain current trace information Accessing Omegamon II Trace Information from !DB/EXPLAINDirection of access Prerequisites for using the Omegamon II trace informationTask You Want to Perform Source of Information Sources of informationPage Appendix Contents Panel Navigation FlowchartsElement Description Flowchart ConventionsSystem Status panel DB2 System StatusWorkloads Panels TSO CicsIMS Cics IMS TSO Workloads Panels Near-term historyResources Panels Resources Panels Realtime Resources Panels Near-Term History Alerts Panels Alerts Panels Installation Parameters Panels Installation Parameters Panels Application Trace Facility Panels Application Trace Facility Panels Object Analysis Panels Object Analysis Panels Thread Detail GoTo Panels Thread Detail GoTo Panels Realtime Thread History Detail GoTo Panels Near-Term History Index Omegamon II for DB2 User’s Guide CUA Interface, Version 131 Omegamon II for DB2 User’s Guide CUA Interface, Version