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Re: weird time offset?
On Wed, 2 Jul 2008 19:20:57 -0400 (EDT)
der Mouse <mouse%Rodents-Montreal.ORG@localhost> wrote:
> My xen domUs (i386, dom0 and domU both NetBSD 4.0) always show a time
> offset on boot:
>
> Setting date via ntp.
> 2 Jul 19:20:17 ntpdate[186]: step time server 216.46.1.2 offset
> 17830.926129 sec
>
> The time offset is always within a second or two of that same
> magnitude, just a few minutes less than five hours. (Five hours is
> the offset from EST to UTC, and I'd suspect that of being relevant
> except that we're now on EDT, not EST, so our offset is only four
> hours.)
>
> Any idea what's going on there? Does it indicate a problem I should
> care about? It doesn't seem to be causing any other obvious issues,
> but I distrust weirdness I don't understand.
>
Is there some BIOS setting? I sure suspect time zone, too; the
daylight saving time correction is later in the process, as I recall.
Here's a thought: before starting a domU, set TZ to something like
PST8PDT, or to GMT, and see what happens.
--Steve Bellovin, http://www.cs.columbia.edu/~smb
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