Library /sys$common/syshlp/ctf$help.hlb ANALYZE, /OUTPUT  *Conan The Librarian (sorry for the slow response - running on an old VAX)

  /OUTPUT[=output-filename]

 	Specifies the name of a file to which the formatted trace
 	records are to be written.

 	If you specify /OUTPUT without a filename, the default is to
 	display the output on your terminal.

 	You cannot use this qualifier if you are performing live
 	tracing.