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Spotlight on DB2 6.10 - User Guide

Spotlight on IBM DB2 LUW (Linux, Unix, and Windows)
New in This Release Getting started with Spotlight on IBM DB2 LUW Desktop features specific to Spotlight on IBM DB2 LUW Spotlight on IBM DB2 LUW drilldowns
About Spotlight on IBM DB2 LUW drilldowns Buffer Pool Analysis drilldown Client Application Analysis drilldown Database Analysis drilldown Database Manager Summary drilldown Diagnostic Log drilldown FCM Analysis drilldown Tablespace Analysis drilldown Top SQL drilldown Operating System drilldown Workload Management Analysis drilldown
Spotlight on IBM DB2 LUW alarms Spotlight on IBM DB2 LUW Options Tuning SQL statements in Spotlight on IBM DB2 LUW
Spotlight Basics
Spotlight Connections Monitor Spotlight Connections Alarms Charts, Grids And Home Page Components View | Options Troubleshooting
Spotlight History Spotlight on Windows
Connect to Windows Systems Background Information Home Page Alarms Drilldowns View | Options Troubleshooting
Spotlight on Unix About us Third-party contributions Copyright

Alarms

Spotlight is a powerful diagnostic and problem-resolution tool for Windows operating systems. Its unique user interface provides you with an intuitive, visual representation of the activity on the host machine.

For information on Spotlight on Windows, see these sections

Section

Description

Background Information

Introductory material to Spotlight on Windows.

Connect to a Windows System Create / Modify / Delete connections to Windows systems.
Home Page The Spotlight home page shows the flow of information and commands between various sub-components and the size and status of internal resources such as processes, disk files and memory structures.
Alarms

Spotlight alerts you to problems with your system by issuing an alarm. You can configure Spotlight in the level of severity that constitutes an alarm, to disable an alarm, and the actions Spotlight takes on raising the alarm.

Drilldowns When you have isolated a problem, you can display a drilldown page, whose charts and tables provide a detailed breakdown of the underlying statistics.
View | Options Customize Spotlight.
Troubleshooting Solve problems using Spotlight.

For information on using Spotlight applications See

Spotlight Basics

 

Spotlight Alarms

Spotlight alerts you to problems with your system by issuing an alarm. You can configure Spotlight in the level of severity that constitutes an alarm, to disable an alarm, and the actions Spotlight takes on raising the alarm.

When an alarm is raised Spotlight performs one or more of the following actions:

  • Changes the color or intensity of relevant components.
  • Gives audible warnings.
  • Sends email notifications.

Actions you can take on an alarm being raised include:

  • View details of the statistics that caused the alarm in a Spotlight drilldown page. Spotlight Drilldowns
  • View the Spotlight online help.
  • View details of the alarm in the Spotlight Alarm Log drilldown.
  • Snooze the alarm.
  • Save the alarm details.
  • Filter the list of alarms.

Following are the alarms specific to Spotlight.

 

Related Topics

Cache Reads Alarm

This alarm is activated when the level of cache reads exceed a threshold.

High cache reads do not usually indicate a problem.

When this alarm is current you should look at the Processes tab in the Processes drilldown to see which applications are busy. Look at Page Faults/Sec and % CPU. These columns will show which applications are causing the high level of cache reads.

 

Related Topics

Cache Writes Alarm

This alarm is activated when the level of Cache Writes exceeds a threshold.

High cache writes usually mean one of the following:

  • There is a lot of updating occurring in memory pages.
  • An application is requesting to write information directly to disk.

When this alarm is current you should look at the Processes tab on the Processes drilldown to see which applications are busy. Look at page faults delta and CPU time. These columns will show which applications are causing the high level of cache writes.

 

Related Topics

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