Re: finding out the value of HZ from userspace

[Peter Williams]

Arjan van de Ven wrote:
> On Wed, Mar 17, 2004 at 10:38:03AM +1100, Peter Williams wrote:
>
> > > there is one. Nothing uses it
> > > (sysconf() provides this info)
> >
> > Seems to me that it would be fairly trivial to modify those programs 
> > (that should use this mechanism but don't) to use it?  So why should 
> > they be allowed to dictate kernel behaviour?
>
>
> quality of implementation; for example shell scripts that want to do
> echo 500 > /proc/sys/foo/bar/something_in_HZ
> ...
> or /etc/sysctl.conf or ...

A small utility program secs_to_ticks would solve this problem e.g.:

secs_to_ticks 0.5 > /proc/sys/foo/bar/something_in_HZ

Peter
--
Dr Peter Williams, Chief Scientist                peterw@xxxxxxxxxx
Aurema Pty Limited                                Tel:+61 2 9698 2322
PO Box 305, Strawberry Hills NSW 2012, Australia  Fax:+61 2 9699 9174
79 Myrtle Street, Chippendale NSW 2008, Australia http://www.aurema.com

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