[Xapian-discuss] Omega is fast, but not THAT fast

[Dan Carpenter]

On 8/7/06, Jeff Breidenbach <breidenbach at gmail.com> wrote:
> > By coincidence I've been looking into some issues with system time
> > going backwards recently.  Is there anyway you could run this for 30
> > seconds:
> > "while true ; do date ; done | uniq -c".  Probably your system clock
> > is fine but I'm paranoid right now.
>
> Whoa.  Apparently Xapian is so fast it started a timewarp.
>
> [...]
>       3 Mon Aug  7 21:26:59 PDT 2006
>       1 Mon Aug  7 21:29:07 PDT 2006
>       2 Mon Aug  7 21:26:59 PDT 2006
>       1 Mon Aug  7 21:29:07 PDT 2006
>       3 Mon Aug  7 21:26:59 PDT 2006
>       1 Mon Aug  7 21:29:07 PDT 2006
>       2 Mon Aug  7 21:26:59 PDT 2006
>       1 Mon Aug  7 21:29:07 PDT 2006
> [...]
>

That ain't pretty.  It looks like your system clock is not synched
between CPUs.  We'll see you at bugzilla.kernel.org, I guess.

regards,
dan carpenter