Trace logging options

TRPREFIX

Defines the data set name prefix for trace log data sets if the value for the Log DSN option on the Start IMS Trace Request panel is specified without quotation marks.

If a value for TRPREFIX is not defined, the ID of the user requesting the trace is used.

TRREUSE

Requests data to be overwritten if a log data set is not reset

N (NO) indicates that data is not to be overwritten. The default is Y (YES).

If the request specifies a 1 for the number of logs and N is defined for TRREUSE, data is not recorded. If the request specifies a 1 and Y is defined for TRREUSE, previous data recorded in the log is overwritten.

TRVOLS=(x,x...)

Specifies the ID of the default volume(s) for trace log data set allocation.

Up to seven volumes can be specified. The default value specified in IMFBEX00 with the TRVOLS parameter is SYSDA.

TRCYL

Defines the primary allocation default in cylinders (CYLS option) for trace log data sets.

The default value is 3.

TRSUFFIX

Defines the default suffix to add to the name of the trace cluster data set (Data DSN Suffix option) to make the data set name for the data component.

The default value is D.

TRSMSSCL

Defines the default name of the SMS storage class for trace log data set allocation.

There is no default value.

TRSMSDCL

Defines the default name of the SMS data class for trace log data set allocation.

There is no default value.

TRSMSMCL

Defines the default name of the SMS management class for trace log data set allocation.

There is no default value.