On Wed, Jul 29, 2009 at 11:06:54AM -0400, Robert P. J. Day wrote:
> 
>   almost certainly about to embarrass myself with this question, but
> is there a quick way to list the current HZ value for the running
> kernel?  without writing a C program.  something under /proc, perhaps?

   sysconf(_SC_CLK_TCK)

 Linux exports HZ to userspace via AT_CLKTCK auxiliary vector entry,
 for more details see include/linux/auxvec.h.
 
 The vector is area between process's environ[] and argv[]. I guess glibc 
 reads the vector for the sysconf() call.

    Karel

-- 
 Karel Zak  <k...@redhat.com>

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