The following administrative commands are available for day-to-day operations:
F <scheduler>,TSO,DELETE,USER=user
F <scheduler|userserver>,SPFDEQ,DSN=<datasetname>[,mem=<member>]
F <holder|scheduler|userserver>,TRACE,LEVEL=x
F <scheduler|userserver>,RECOVERY,{ON|OFF}
F <holder>,DISPLAY,DSP,{FORMAT|DUMP}
F <scheduler|userserver>,REFRESH,PGM=nn
They are mostly used in error scenarios.