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Re: Importance of clock synchronization?

From: Erik Huelsmann <ehuels_at_gmail.com>
Date: 2007-01-04 21:12:27 CET

On 1/4/07, Andy Levy <andy.levy@gmail.com> wrote:
> For reasons I don't fully understand, the system clock on our VMWare
> ESX server, which will soon host a virtual machine in which we'll run
> our new Subversion server, is not synced with the rest of the world -
> it's about 9 minutes behind. As a result, any virtual machine running
> on this host is also behind.
>
> All our other servers, and desktops, are synced with a central server,
> which syncs with an external NTP server.
>
> I've asked our server admin to get the ESX server straightened out,
> but if that doesn't happen before we go live with the new Subversion
> server, what's our risk level? Is this time difference going to cause
> trouble to the point that we can't trust the repository 100%?

Only if syncing it later means a jump back in time, because then you
may get non-continuously-increasing commit times which is technically
no problem, but will break -r {date} revision specification.

But, since your clock is behind, this is not a problem.

HTH,

Erik.

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Received on Thu Jan 4 21:12:44 2007

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