Re: Power consumption HZ100, HZ250, HZ1000: new numbers

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 

On Mon, 2005-08-01 at 01:29 +0200, Pavel Machek wrote:
> Hi!
> 
> > > I'm pretty sure at least one distro will go with HZ<300 real soon now
> > > ;-).
> > > 
> > 
> > Any idea what their official recommendation for people running apps that
> > require the 1ms sleep resolution is?  Something along the lines of "Get
> > bent"?
> 
> So you busy wait for 1msec, big deal.

Which requires changing all those apps.  I thought we tried not to break
userspace with minor kernel version upgrades.

> Some machines can't even keep time properly with HZ=1000.

If your workaround for broken hardware involves screwing over people
with good hardware, it might be the wrong workaround.

>  Official recommendation is likely "help us
> with CONFIG_NO_IDLE_HZ" or "get over it".

IOW, "if you don't like it, get another distro, or compile your own
kernel".

Lee

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to [email protected]
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/
[Index of Archives]     [Kernel Newbies]     [Netfilter]     [Bugtraq]     [Photo]     [Gimp]     [Yosemite News]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux RAID]     [Video 4 Linux]     [Linux for the blind]
  Powered by Linux