cpuwalk.d man page on Darwin

cpuwalk.d man page on Darwin

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cpuwalk.d(1m)			 USER COMMANDS			 cpuwalk.d(1m)

NAME
       cpuwalk.d - Measure which CPUs a process runs on. Uses DTrace.

SYNOPSIS
       cpuwalk.d [duration]

DESCRIPTION
       This  program  is  for  multi-CPU  servers,  and can help identify if a
       process is running on multiple CPUs concurrently or not.

       A duration may be specified in seconds.

       Since this uses DTrace, only users with root privileges	can  run  this
       command.

EXAMPLES
       this runs until Ctrl-C is hit,
	      # cpuwalk.d

       run for 5 seconds,
	      # cpuwalk.d 5

FIELDS
       PID    process ID

       CMD    process name

       value  CPU id

       count  number of samples (sample at 100 hz)

DOCUMENTATION
       See  the	 DTraceToolkit for further documentation under the Docs direc‐
       tory. The DTraceToolkit docs may include full worked examples with ver‐
       bose descriptions explaining the output.

EXIT
       cpuwalk.d  will	run  until Ctrl-C is hit, or the duration specified is
       reached.

SEE ALSO
       threaded.d(1M), dtrace(1M)

version 0.90			 Sep 22, 2005			 cpuwalk.d(1m)

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