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Re: 497 days uptime = 0 days uptime ?(uptime rolloveR)



nate, 2002-Aug-13 18:15 -0700:
> I think i remember this was a kernel bug a long time ago
> in earlier versions but didn't think 2.2.18 was affected.
> 
> I have a machine that I believe recently hit 500 days of uptime
> and yet it shows only uptime of 2 days. HOWEVER, it shows that
> it's "idle" time is still 493 days (according to procinfo).
> 
> my only guess is the uptime rolled over(ARRRGH!)
> 
> infact I'm sure of it.. theres no way in hell it could have
> accumulated so many disk writes in 2 days(its a low usage
> system). from procinfo:
> 
> Bootup: Sun Aug 11 15:40:04 2002    Load average: 0.00 0.02 0.00 1/42 16524
> 
> user  :   3d 22:56:57.44 187.9%  page in :136325372  disk 1:
> 8191371r27392948w
> nice  :       1:26:36.71   2.9%  page out:193872791  disk 2:
> 10980287r17460788w
> system:   1d 21:13:40.16  89.5%  swap in :  4294296
> idle  : 493d  7:22:23.77 23431.4%  swap out:   664719
> uptime:   2d  2:31:45.10         context :433871514
> 
> aaaaaaaaaaaaaaaaaaaaahhhhhhhhh. fuck. what a pisser.
> 
> I had read originally that this "bug" occured mostly in
> SMP systems, but I guess UP systems get there once the uptime
> gets high enough
> 
> god damnit! i had it going good too. i guess it can keep
> going. screwed up that that happened though :(
> 
> nate

You could just look at the date stamp in /var/log/dmesg for the
original bootup and do a quick calc?  That won't change, unless
someone hacks it.  That's proof enough for me...and I'm really very
impressed! 

By the way, by the time you decide to reboot this system, it's going
to be so far obsolete that you'll have to just replace it!  :-D

jc

--
Jeff Coppock		Systems Engineer
Diggin' Debian		Admin and User



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