Specifying how much data to collect
This topic describes how to set the trace level to generate trace records in the administrative console.
About this task
- None
- No instrumentation.
- Hops
- Generates instrumentation information on process boundaries only. When this setting is selected, you see the data at the application server level, not the level of individual components such as enterprise beans or servlets.
- Generates instrumentation information on process boundaries only. When this setting is selected, you see the data at the application server level, not the level of individual components such as enterprise beans or servlets.
- Performance_debug
- Generates one additional level of instrumentation data, whereas debug generates detailed instrumentation data.
- Generates the data at Hops level and the first level of the intra-process servlet and Enterprise JavaBeans (EJB) call (for example, when an inbound servlet forwards to a servlet and an inbound EJB calls another EJB). Other intra-process calls like naming and service integration bus (SIB) are not enabled at this level.
- Debug
- Provides detailed instrumentation data, including response times for all intra-process servlet and Enterprise JavaBeans (EJB) calls.
- Provides detailed instrumentation data, including response times
for all intra-process calls.Note: Requests to servlet filters will only be instrumented at this level.
Procedure
- Open the administrative console.
- Click Monitoring and Tuning > Request Metrics in the administrative console navigation tree.
- Find Trace level in the Configuration tab.
- Select a trace level from the drop down list box. To set the request metrics trace level to generate records, make sure that the trace level is set to a value greater than None.
- Click Apply or OK.
- Click Save.