[ale] uptime weirdness

[kaboom at gatech.edu (Chris Ricker)]

On Thu, 28 Aug 2003, Jim Popovitch wrote:

> Ok, I have this box that has been online and functioning for ~500 days.
> It's nice and secure, so I don't suspect any hack etc (crossing fingers).
> Three days ago uptime reported 498 days. :)  Today I logged in expecting to
> see 501, but all I see is this:
> 
> ~uptime
>   8:55am  up 2 days, 19:06,  1 user,  load average: 0.41, 0.50, 0.54
> 
> ~cat /proc/uptime
> 242297.24 36336792.17
> 
> I appears that there is some flakiness on older kernels (this one is 2.2.16)
> that causes uptime to wrap around (signed integer?).  Does anybody know this
> for sure?

Yes. And around 497 days is where the jiffies roll over.

later,
chris
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