[ntp:questions] NTP client with ability to write Windows NT system time to hardware clock?

2010-12-11 Thread Brolin Empey
I run Windows 7 Professional IA-32 with RealTimeIsUniversal=1 on brolin-V13, my Dell Vostro V13 laptop. This means brolin-V13’s hardware clock (RTC) runs in UTC, as it should, instead of the local time zone, as Microsoft still uses for the completely illogical default configuration. RealTimeIs

Re: [ntp:questions] NTP client with ability to write Windows NT system time to hardware clock?

2010-12-11 Thread Jan Ceuleers
Piece of feedback below. On 11/12/10 13:07, Brolin Empey wrote: I run Windows 7 Professional IA-32 with RealTimeIsUniversal=1 on brolin-V13, my Dell Vostro V13 laptop. This means brolin-V13’s hardware clock (RTC) runs in UTC, as it should, instead of the local time zone, as Microsoft still uses

Re: [ntp:questions] NTP client with ability to write Windows NT system time to hardware clock?

2010-12-11 Thread unruh
On 2010-12-11, Jan Ceuleers wrote: > Piece of feedback below. > > On 11/12/10 13:07, Brolin Empey wrote: >> I run Windows 7 Professional IA-32 with RealTimeIsUniversal=1 on >> brolin-V13, my Dell Vostro V13 laptop. This means brolin-V13?s hardware >> clock (RTC) runs in UTC, as it should, instead

Re: [ntp:questions] NTP client with ability to write Windows NT system time to hardware clock?

2010-12-11 Thread David Woolley
unruh wrote: On 2010-12-11, Jan Ceuleers wrote: Piece of feedback below. There's no way I'm going to read all that. If you have a question for us, please can you put it a little more succinctly? Thanks. That's not a good policy to encourage. You will get the common Subject: Help; It does

Re: [ntp:questions] NTP client with ability to write Windows NT system time to hardware clock?

2010-12-11 Thread Brolin Empey
David Woolley wrote: unruh wrote: On 2010-12-11, Jan Ceuleers wrote: Piece of feedback below. There's no way I'm going to read all that. If you have a question for us, please can you put it a little more succinctly? Thanks. Actually, I /did/ write my question succinctly at the end of my p

Re: [ntp:questions] NTP client with ability to write Windows NT system time to hardware clock?

2010-12-11 Thread David J Taylor
"Brolin Empey" wrote in message news:nssmo.1329$317.1...@newsfe20.iad... [] My RTC already runs in UTC, but my RTC is approximately 2 minutes behind because I have no way of writing the Windows NT system time to the hardware clock (RTC) after using an NTP client to synchronise the Windows N

Re: [ntp:questions] NTP client with ability to write Windows NT system time to hardware clock?

2010-12-12 Thread Rob
Brolin Empey wrote: > David Woolley wrote: >> unruh wrote: >>> On 2010-12-11, Jan Ceuleers wrote: Piece of feedback below. >> There's no way I'm going to read all that. If you have a question for us, please can you put it a little more succinctly? Thanks. > > Actually, I /did/ writ

Re: [ntp:questions] NTP client with ability to write Windows NT system time to hardware clock?

2010-12-13 Thread Martin Burnicki
Brolin, Brolin Empey wrote: > I run Windows 7 Professional IA-32 with RealTimeIsUniversal=1 on > brolin-V13, my Dell Vostro V13 laptop. This means brolin-V13?s hardware > clock (RTC) runs in UTC, as it should, instead of the local time zone, > as Microsoft still uses for the completely illogical d

Re: [ntp:questions] NTP client with ability to write Windows NT system time to hardware clock?

2010-12-18 Thread Brolin Empey
Martin Burnicki wrote: Brolin, Brolin Empey wrote: I run Windows 7 Professional IA-32 with RealTimeIsUniversal=1 on brolin-V13, my Dell Vostro V13 laptop. This means brolin-V13?s hardware clock (RTC) runs in UTC, as it should, instead of the local time zone, as Microsoft still uses for the comp

Re: [ntp:questions] NTP client with ability to write Windows NT system time to hardware clock?

2011-01-03 Thread Martin Burnicki
Brolin, sorry for the late reply. I've been offline due to a really bad cold. Brolin Empey wrote: > Martin Burnicki wrote: >> Brolin, >> >> Brolin Empey wrote: >>> I run Windows 7 Professional IA-32 with RealTimeIsUniversal=1 on >>> brolin-V13, my Dell Vostro V13 laptop. This means brolin-V13?s h

Re: [ntp:questions] NTP client with ability to write Windows NT system time to hardware clock?

2011-01-03 Thread David Woolley
Martin Burnicki wrote: also be able to set the correct system time initially, but I'm not sure the NTP package can even be built for Windows on IA32. Did you mean that? NTP has been buildable for 32 bit Intel machines running Windows, since NT 3.5, and Meinberg provide an installer for 32

Re: [ntp:questions] NTP client with ability to write Windows NT system time to hardware clock?

2011-01-03 Thread Dave Hart
On Mon, Jan 3, 2011 at 16:34 PM, Martin Burnicki wrote: >> I have configured the w32time service to start automatically, but it >> does not seem to start automatically, so my system time is approximately >> 2 minutes behind until I run "net start w32time && w32tm /resync" in an >> elevated (with a

Re: [ntp:questions] NTP client with ability to write Windows NT system time to hardware clock?

2011-01-03 Thread David J Taylor
[] I believe so, to the extent you can load the driver at all: Most new Windows installations are x64, and Microsoft makes it enough of a pain to use unsigned drivers on 64-bit versions of Windows that I suspect it's impractical for unattended use. I believe unsigned drivers are still allowed i

Re: [ntp:questions] NTP client with ability to write Windows NT system time to hardware clock?

2011-01-03 Thread Terje Mathisen
Dave Hart wrote: On Mon, Jan 3, 2011 at 16:34 PM, Martin Burnicki wrote: I have configured the w32time service to start automatically, but it does not seem to start automatically, so my system time is approximately 2 minutes behind until I run "net start w32time&& w32tm /resync" in an elevate

Re: [ntp:questions] NTP client with ability to write Windows NT system time to hardware clock?

2011-01-04 Thread Martin Burnicki
David Woolley wrote: > Martin Burnicki wrote: > >> also be able to set the correct system time initially, but I'm not sure >> the NTP package can even be built for Windows on IA32. >> > > Did you mean that? NTP has been buildable for 32 bit Intel machines > running Windows, since NT 3.5, and Me

Re: [ntp:questions] NTP client with ability to write Windows NT system time to hardware clock?

2011-01-04 Thread Martin Burnicki
Dave Hart wrote: > On Mon, Jan 3, 2011 at 16:34 PM, Martin Burnicki > wrote: >>> I have configured the w32time service to start automatically, but it >>> does not seem to start automatically, so my system time is approximately >>> 2 minutes behind until I run "net start w32time && w32tm /resync" i

Re: [ntp:questions] NTP client with ability to write Windows NT system time to hardware clock?

2011-01-04 Thread Martin Burnicki
David J Taylor wrote: > It would certainly be good to have kernel-mode timestamps in Win-64. > Although the average jitter reduction achieved by switching from user-mode > to kernel-mode is not great (say from 3.5 microseconds to 2.2 > microseconds), the greater consistency and freedom from jitter

Re: [ntp:questions] NTP client with ability to write Windows NT system time to hardware clock?

2011-01-04 Thread David J Taylor
In fact I've heard of *nobody* except you, me, Danny, and Terje building ntpd on Windows ;-) [] Regards, Martin Martin, I did attempt to do this with considerable help from the folk here, and I think I even got as far as set of executables once, but as I'm not a C/C++ person, the effort in

Re: [ntp:questions] NTP client with ability to write Windows NT system time to hardware clock?

2011-01-04 Thread David J Taylor
Hm, I recently found that at least under Windows Server 2008 x64 the QueryPerformanceCounter (QPC) call is obviously emulated when running 32 bit applications on this 64 bit system. My wclkres program (32 bit binary) http://www.meinberg.de.www/download/utils/windows/wclkres-1.4.zip reports a QPC

Re: [ntp:questions] NTP client with ability to write Windows NT system time to hardware clock?

2011-01-05 Thread Martin Burnicki
David, David J Taylor wrote: > Some extra reference points for you - I just checked on a couple of > Windows-7 64-bit systems: > > Intel D330 Atom PC (Molde): > QPC: 1.563 MHz, 51ns > (my own software shows 26ns for a GetTickCount call, and 51ns for QPC) > > Intel i5-760 PC (Alta) > QPC: 2.744 M

Re: [ntp:questions] NTP client with ability to write Windows NT system time to hardware clock?

2011-01-05 Thread Martin Burnicki
David, David J Taylor wrote: >> In fact I've heard of *nobody* except you, me, Danny, and Terje building >> ntpd on Windows ;-) > [] >> Regards, >> >> Martin > > Martin, > > I did attempt to do this with considerable help from the folk here, and I > think I even got as far as set of executables

Re: [ntp:questions] NTP client with ability to write Windows NT system time to hardware clock?

2011-02-01 Thread Brolin Empey
Martin Burnicki wrote: Brolin, sorry for the late reply. I've been offline due to a really bad cold. I have kept deferring replying to your message, at least partly because of the nature of the medium. However, I am glad to report my hardware clock has been sufficiently accurate since I ra

Re: [ntp:questions] NTP client with ability to write Windows NT system time to hardware clock?

2011-02-01 Thread Steve Kostecke
On 2011-02-01, Brolin Empey wrote: > After synchronising brolin-N900 with time.windows.com , brolin-V13 > is 8 seconds behind brolin-N900 . I know this may be significant for > certain applications, but it is good enough for me. FWIW ... NTP can typically keep your clock synced within +/- 0.01 s

Re: [ntp:questions] NTP client with ability to write Windows NT system time to hardware clock?

2011-02-01 Thread Brolin Empey
Steve Kostecke wrote: On 2011-02-01, Brolin Empey wrote: After synchronising brolin-N900 with time.windows.com , brolin-V13 is 8 seconds behind brolin-N900 . I know this may be significant for certain applications, but it is good enough for me. FWIW ... NTP can typically keep your clock sync

Re: [ntp:questions] NTP client with ability to write Windows NT system time to hardware clock?

2011-02-01 Thread Chris Albertson
>> After synchronising brolin-N900 with time.windows.com , brolin-V13 >> is 8 seconds behind brolin-N900 . I can understand that some people don't need to time sync their servers. Not everyone runs data centers. But "8 seconds" tells me something is just plain broken. No reasonable working syst

Re: [ntp:questions] NTP client with ability to write Windows NT system time to hardware clock?

2011-02-01 Thread Mike S
At 08:26 PM 2/1/2011, Brolin Empey wrote... As I have already stated in a previous message in this thread, I am not using ntpd. I do not need ntpd: Then let me be the first to tell you that you're on the wrong mailing list. This one deals with NTP, if it's not obvious from the name. ___

Re: [ntp:questions] NTP client with ability to write Windows NT system time to hardware clock?

2011-02-01 Thread Steve Kostecke
On 2011-02-02, Brolin Empey wrote: > Steve Kostecke wrote: >> On 2011-02-01, Brolin Empey wrote: >> >>> After synchronising brolin-N900 with time.windows.com , brolin-V13 >>> is 8 seconds behind brolin-N900 . I know this may be significant for >>> certain applications, but it is good enough for m

Re: [ntp:questions] NTP client with ability to write Windows NT system time to hardware clock?

2011-02-01 Thread David Woolley
Steve Kostecke wrote: This request belongs on a Microsoft support forum. There's nothing we can do about it here. I suspect one actually needs a Microsoft paid support channel to get anywhere near a decision maker. Even then, given the size of Microsoft, and the relatively low importance

Re: [ntp:questions] NTP client with ability to write Windows NT system time to hardware clock?

2011-02-02 Thread Martin Burnicki
Mike S wrote: > At 08:26 PM 2/1/2011, Brolin Empey wrote... >>As I have already stated in a previous message in this thread, I am >>not using ntpd. I do not need ntpd: > > Then let me be the first to tell you that you're on the wrong mailing > list. This one deals with NTP, if it's not obvious fr