7.18.9 jvm.userprf.Trace
jvm.userprf.Trace outputs logs when the class file specified in the performance-based trace analysis configuration file is successfully overwritten.
Description
jvm.userprf.Trace specifies whether logs are to be output when the class file specified in the performance-based trace analysis configuration file is successfully overwritten.
- Prerequisite property
-
-
jvm.userprf.Enable=true
-
Syntax
jvm.userprf.Trace={true | false}
Specifiable values
Type: Boolean
- True
-
Outputs logs when the target class of the performance-based trace analysis is successfully overwritten.
- false
-
Does not output logs when the target class of the performance-based trace analysis is successfully overwritten.
If a value other than true or false is specified, the default value is set.
Default value
- If the definition item is omitted:
-
jvm.userprf.Trace=false
- If the value is omitted:
-
jvm.userprf.Trace=false
Example
-Djvm.userprf.Trace=true
Notes
If an attempt to overwrite the target class of the performance-based trace analysis fails, a log message is output to the Java VM log file, regardless of the specification of this property.