[ntp:questions] no drift-file on 2008 R2 vps and the time diff. is getting bigger and bigger?

Brian Inglis Brian.Inglis at SystematicSw.ab.ca
Mon Sep 15 04:52:13 UTC 2014


On 2014-09-14 03:32, gooly wrote:
>
> Hi,
>
> Am 14.09.2014 10:29, schrieb Rob:
>> gooly <gooly at gmx.at> wrote:
>>> I can't fix the clock freq.-problem. It's a vps which probably shares
>>> the physical server with other vps.
>>> Is this a valid indicator that the provider should do a better load
>>> distribution because other run on their vps programs at 'full power'
>>> which 'steals' the clock interrupts?
>>> I guess I have to switch the provider.
>>
>> When you have a VPS and you want the time synced, it is also possible
>> to have the provider do that for you.  They can change a setting in
>> their virtual machine setup (maybe you can even change it yourself)
>> to control the real time clock in your machine.
> Well initially I thought this and I complained that the clock was so wrong
> - but I was told that this is up to me and so I started to discipline this
> very unhasty or sleeping clock :(

That implies there are VM tools supplied to set this up better.
Check the VM tools and any related clock docs.
VMware NTP recommendations are available on the web.

>> When you want to sync it yourself, ntpd is not required at all, Windows
>> can do this itself.  Lookup the documentation for the windows time
>> service, you can configure it to use an external NTP server.
> I know! But w32tm is started to resync every x seconds.
> So it can happen that w32tm changes the time while I am logging which will
> disable a later time-sort!
>>
>> It is not very accurate, but when you require really accurate time
>> a VPS is not for you.  Really accurate time requires a physical machine
>> and another operating system than Windows.
> But I can insist to require a clock with an offset less than 1 second per
> hour or per 2 hours - no?

Check your provider contract if time accuracy is specified - bet it is not.
-- 
Take care. Thanks, Brian Inglis


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