You can tailor your diagnostic data collection from startup, with the parameters defined in the table that follows.

Table 1. Diagnostic data collection startup parameters
Parameter Description For more information, see...
Diagnostic directory (-diagDir) Specify the directory where the diagnostic tracking log file is written and subdirectories for each diagnostic event are created. Diagnostic directory (-diagDir)
Diagnostic events value (-diagEvent) Specify the database events to collect diagnostic data for. Diagnostic events value (-diagEvent)
Diagnostic event level (-diagEvtLevel) Specify the "level" of diagnostic data to collect. Diagnostic event level (-diagEvtLevel)
Diagnostic data format (-diagFormat) Specify the format of the diagnostic data files. Diagnostic data format (-diagFormat)
Diagnostic frequency(-diagFrequency) Specify the duration or interval (in number of seconds) to limit the frequency of reporting the subsequent diagnostic events of the same type. Diagnostic frequency (-diagFrequency)
Diagnostic field separator (-diagFS) Specify the separator to use when writing diagnostic data to a CSV-formatted file. Diagnostic field separator (-diagFS)
Diagnostic pause length (-diagPause) Specify the number of seconds to pause after recording data for a diagnostic event before processing the event. Diagnostic pause length (-diagPause)
Diagnostic prefix value (-diagPrefix) Specify a common prefix to standard diagnostic data files. Diagnostic prefix value (-diagPrefix)
Diagnostic process (-diagProc) Specify an executable to spawn when a diagnostic event triggers. Diagnostic process (-diagProc)
Top diagnostic event triggers(-diagTopN) Specify the number of most prominent event triggers (offenders) causing a diagnostic event for which diagnostic data must be reported. Top diagnostic event triggers (-diagTopN)