Re: hwclock on a PowerMac 9500 and summertime

[Boris Bezlaj <boris@gajba.net>]

On Tue, Apr 01, 2003 at 08:25:39PM +0200, David Ulrich wrote:
> 
> I put it on summertime and add a ntp server (ntp, ntp-simple and 
> ntpupdate). So the clock is always on time.
> My debian is always on time now:
> 
> dulrich# date
> Tue Apr  1 20:14:04 CEST 2003
> 
> But I can fix my hardware clock on summertime:
> 
> dulrich# hwclock --show
> Tue Apr  1 19:15:32 2003  -0.984699 seconds
> 
> I try:
> hwclock --systohc, hwclock stop/start, hwclock force-reload
> The hardware clock get the summertime:
> 
> hwclock --systohc
> daisy:/home/dulrich# hwclock --show
> Tue Apr  1 20:15:21 2003  -0.454536 seconds
> 
> but some minutes later:
> dulrich# hwclock --show
> Tue Apr  1 19:18:09 2003  -0.510788 seconds

IMHO, the best practice is to keep hw clock coordinated to
UTC(Greenwich), and use the right timezone..that way you never need to
worry about summer time shift 8)

-- 

  Boris