Messages in this thread | | | Date | 21 Mar 2004 10:00:00 +0200 | From | (Kai Henningsen) | Subject | Re: finding out the value of HZ from userspace |
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stesmi@stesmi.com (Stefan Smietanowski) wrote on 20.03.04 in <405C2AC0.70605@stesmi.com>:
> >>>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 ... > > > > Then write a simple program already. How hard is it to write a program > that does a sysconf() and returns (as ascii of course) just the > value of HZ? Then do some trivial calculation off of that.
How about a slightly more useful utility, like this:
$ getconf CLK_TCK 100 $ getconf OPEN_MAX 1024 $ getconf PATH_MAX /proc/ 4096 $
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