[wplug] Clock running very slow

Rick Smith rick at rbsmith.com
Wed Apr 30 11:03:53 EDT 2003


Ah, yes, I see.  Messing with hwclock doesn't help you.
You can tweak your kernel params.
A guess you would want to tweak the 'freq'?
I've not played with it.

  man adjtimex
  http://www.gnu.org/directory/sysadmin/adjtimex.html

general info:   http://new.linuxnow.com/docs/content/Clock/Clock-2.html

-- Rick


On Wed, Apr 30, 2003 at 10:33:05AM -0400, Procario, Michael wrote:
> I read man hwclock and it said that the hardware clock keeps time while the
> system is off. The system keeps time while it is on. It even said that the
> hardware clock is less accurate than the system and you can use the system
> time to adjust the hardware clock. That seems to be the opposite of my
> problem, since I have been running this box for 24/7 for two weeks now.  
> 
> BTW the way my estimate was off on how slow it was running. I reset the
> clock at 8:00 PM last night. I had a cron job set up to run fetchmail at
> 4:00 AM. It actually ran at 8:12 AM, four hours lost in a 12 hour span. 
> 
> Mike
> 
> > -----Original Message-----
> > From: Rick Smith [mailto:rick at rbsmith.com] 
> > Sent: Wednesday, April 30, 2003 7:45 AM
> > To: wplug at wplug.org
> > Subject: Re: [wplug] Clock running very slow
> > 
> > 
> > Hi Mike,
> > 
> > man hwclock
> > and look for the section about 'adjust'.
> > 
> > 
> > On Tue, Apr 29, 2003 at 10:19:33PM -0400, Mike Procario wrote:
> > > 
> > > I just converted an old K6-300 machine to linux (RH 7.3).  
> > The clock 
> > > seems to be running very slow.  It looks like it is losing about 5 
> > > minutes an hour.  That kind of reducing the usefulness as a 
> > server for 
> > > my family network.  I am guessing that this is more likely 
> > a hardware 
> > > problem than a linux problem, but I bet lots of people on 
> > the list are 
> > > running very old boxes.  Any ideas of what to look at to fix the 
> > > clock.
> > _______________________________________________
> > wplug mailing list
> > wplug at wplug.org
> > http://www.wplug.org/mailman/listinfo/wplug
> > 
> 
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