Re: finding out the value of HZ from userspace
Date: Sat Mar 13 2004 - 16:21:14 EST
On Saturday 13 March 2004 12:24 pm, Arjan van de Ven wrote:
> On Thu, 2004-03-11 at 15:17, Micha Feigin wrote:
> > Is it possible to find out what the kernel's notion of HZ is from user
> > space?
> > It seem to change from system to system and between 2.4 (100 on i386)
> > to 2.6 (1000 on i386).
> if you can see 1000 from userspace that is a bad kernel bug; can you say
> where you find something in units of 1000 ?
procinfo gives the timer interrupt counting 1000 ints/sec
tho procinfo is broken for other stuff like 2.4 showed pages swapped, pages
read in and out.
"We never make assertions, Miss Taggart," said Hugh Akston. "That is
the moral crime peculiar to our enemies. We do not tell -- we *show*.
We do not claim -- we *prove*."
-- Ayn Rand, _Atlas Shrugged_
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