John Hasler wrote in
news:878vjgz3qq@thumper.dhh.gt.org:
> I wrote:
>> [UTC] localizes TAI to this particular planet.
>
> unruh writes:
>> That makes it sound as if TAI is some God given time.
>
> There being no god, nothing is god-given.
>
>> It is not. It was developed and defined in th
"David J Taylor"
wrote in news:hs8a1j$a8...@news.eternal-september.org:
...
> If there were a suitably modified NTP available, you
> wouldn't need chrony in the first place!
If your aunt had wheels she'd be a trolleycar.
(which is the bowdlerized version of the original which ends in
"your
"Richard B. Gilbert" wrote in
news:u4gdnvomlzlb3lrwnz2dnuvz_sydn...@giganews.com:
> unruh wrote:
...
>> Once you have proven it works, you can then spend the 3 years and
>> countless memos trying to get official space on the hull to mount the
>> receiver.
> Errr. . . . I don't thing you want
unruh wrote in
news:slrnhseb9j.bs6.un...@wormhole.physics.ubc.ca:
...
>> If the ACEB box is performing to spec the OP has no need for GPS or
>> radio as a timekeeping source (although those might well improve his
>> timekeeping, I provisionally accept his lax criterion that the
>> single- sourc
unruh wrote in
news:slrnhsd78b.gnt.un...@wormhole.physics.ubc.ca:
> On 2010-04-15, nemo_outis wrote:
>> John Hasler wrote in
>> news:874ojdmx12@thumper.dhh.gt.org:
>>
>>> Richard B. Gilbert writes:
>>>> One possible solution is using radio co
Rick Jones wrote in news:hq5fhj$4e3$1
@usenet01.boi.hp.com:
> nemo_outis wrote:
>> Well, no, not exactly as you point out. For the (potential)
>> problems you point out (and we're both speculating here)
>
> Agreed, we are both speculating.
>
>> have little
John Hasler wrote in
news:874ojdmx12@thumper.dhh.gt.org:
> Richard B. Gilbert writes:
>> One possible solution is using radio controlled clocks. I have a
>> wristwatch that uses a radio signal to correct itself. I also have a
>> wall clock that does the same. Both work very well.
>
> The
lhommedumatch wrote in
news:54f12dc7-c737-482c-ac7f-b0f6885cf...@12g2000yqi.googlegroups.com:
...
> This is ntpgmt aceb. they don't have the english version.
> http://www.aceb-elec.com/sofy_EXP320.htm
The site says:
"Cet équipement peut être piloté par radio DCF77 ou GPS et offre une
précisi
Rick Jones wrote in news:hq59ef$1p1$1
@usenet01.boi.hp.com:
> nemo_outis wrote:
>> However, it would be irresponsible for Unruh and others here not to
>> point out that a much better timekeeping solution is readily
>> available - a solution which is technically easy to imp
Rob wrote in
news:slrnhsc00l.l0m.nom...@xs8.xs4all.nl:
> nemo_outis wrote:
>> True, one can chase any number of will-o-the-wisps such as the causes
>> of the network latency and asymmetry, but that is not the central
>> problem posed by the OP.
>
> But it is!
&
Rob wrote in
news:slrnhs9f0a.n5.nom...@xs8.xs4all.nl:
> unruh wrote:
>> Of course. That is the thing about solutions. You provide extra
>> information or hardware that is needed to impliment the solution. Now
>> if you have a better one, I am sure he would welcome it. But I have
>> not seen it.
"David J Taylor" wrote in news:pzISm.12393$Ym4.11362
@text.news.virginmedia.com:
> "nemo_outis" wrote in message
> news:xns9cd8ac8074753pqwer...@69.16.185.250...
> []
>> Overkill is bad engineering and bad ethics.
>
> Suggesting that there is no
John Hasler wrote in
news:873a3pvuqr@thumper.dhh.gt.org:
> Evandro Menezes writes:
>> No engineer or analyst or consultant worth its salt would suggest a
>> banged up PC to perform any role in a project.
>
> Bill Unruh writes:
>> Especially if he were getting a kickback on the purchase
>
>
ma...@ntp.org (Danny Mayer) wrote in news:4a8f5863.7040...@ntp.org:
> nemo_outis wrote:
>> "Richard B. Gilbert" wrote in
>> news:rfwdnexv8eleahtxnz2dnuvz_skdn...@giganews.com:
>>> nemo_outis wrote:
...
>> The justification for 500 ppm in "Das Buch
ma...@ntp.org (Danny Mayer) wrote in news:4a8f5e0b.8030...@ntp.org:
> nemo_outis wrote:
...
>> I have a pdf of it ["Computer Network Time Synchronization"]for which
the price was very modest :-) It also
>> makes searching for strings such as "500 ppm" much mor
Nero Imhard wrote in
news:4a8c7e36$0$186$e4fe5...@news.xs4all.nl:
> nemo_outis wrote:
>
>> A clock with a frequency deviation is NOT, per se, broken. If the
>> deviation, even if it be, say, 5000 ppm, is consistent, stable and
>> regular, then the clock coul
Harlan Stenn wrote in
news:ywn98whf205c@ntp1.isc.org:
>>>> In article , "nemo_outis"
>>>> writes:
>
> nemo> No, it means that if you have a program that has been
> arbitrarily nemo> diddled so that it WILL NOT ATTEMPT to correct a
>
Nero Imhard wrote in
news:4a8ba7df$0$196$e4fe5...@news.xs4all.nl:
> nemo_outis schreef:
>
>> I have read and understood the book. Nothing that you have cited
>> contradicts the view that the number 500 is other than arbitrary and
>> the only "support" for
John Hasler wrote in
news:87my5xnlwj@thumper.dhh.gt.org:
> nemo_outis writes:
>> I do not, however, withdraw my earlier comments regarding the
>> "political overhead" associated with the design and development of
>> ntp.
>
> Every successful Open
Harlan Stenn wrote in
news:ywn9iqglsynz@ntp1.isc.org:
...
> Now I'm more inclined to think you are a troll.
>
> The copyright says:
>
> *... that the name
> * * University of Delaware not be used in advertising or publicity
>* *
Harlan Stenn wrote in
news:ywn9r5varydm@ntp1.isc.org:
>>>> In article , "nemo_outis"
>>>> writes:
...
> nemo> The justification for 500 ppm in "Das Buch" is very thin gruel
> and nemo> amounts to litle more than "argument by
"Richard B. Gilbert" wrote in
news:bkednvijh9zctbtxnz2dnuvz_jqdn...@giganews.com:
> E-Mail Sent to this address will be added to the BlackLists wrote:
>> nemo_outis wrote:
>>> PS I too only use the software to synchronize my clocks.
>>> However, while
how it was derived.
>
> I wrote:
>> I'd have bought it years ago if I had $100 to spare.
>
> nemo_outis writes:
>> I have a pdf of it for which the price was very modest
>
> I don't do copyright infringement.
I haven't infringed copyright. Canadian cour
Harlan Stenn wrote in
news:ywn9y6pirz3e@ntp1.isc.org:
In article , Unruh
writes:
>
> Unruh> It will not take much more degredation for the clocks to
> surpass the Unruh> 500PPM limit. And this is not due to any change in
> the hardware. It Unruh> seems to be kernel software and
"Richard B. Gilbert" wrote in
news:bjkdnfg3nmzavxtxnz2dnuvz_i2dn...@giganews.com:
> As for the 500 PPM limit, it seems to work. Its theoretical
> justification may be weak but "it works" counts for a lot!
I suggest the emendation that was added to the second edition of the
Hitchhiker's Guide
dwmal...@maths.tcd.ie (David Malone) wrote in
news:h6cfp0$lm...@walton.maths.tcd.ie:
> "nemo_outis" writes:
>
>>First, it seems somewhere between naive and disingenuous to pretend
>>that ntp, despite being (quasi-)open source (It *IS* copyrighted!),
>>does
E-Mail Sent to this address will be added to the BlackLists
wrote in
news:h6cc8a$q9...@news.eternal-september.org:
> Richard B. Gilbert wrote:
>> I think "Das Buch" a/k/a "Computer Network Time
>> Synchronization: The Network Time Protocol" by David
>> L. Mills might help you understand the d
John Hasler wrote in
news:878whiqkyh@thumper.dhh.gt.org:
> Richard B. Gilbert writes:
>> I think "Das Buch" a/k/a "Computer Network Time Synchronization: The
>> Network Time Protocol" by David L. Mills might help you understand the
>> design and how it was derived.
>
> I'd have bought it ye
E-Mail Sent to this address will be added to the BlackLists
wrote in news:h6cdii$4mi$1
@news.eternal-september.org:
> Harlan Stenn wrote:
>> Richard> The 500 PPM limit may be completely arbitrary but
>> I suspect that it Richard> includes a vast majority of
>> computer clocks.
>>
>> It may hav
E-Mail Sent to this address will be added to the BlackLists
wrote in news:h6cauq$f9v$1
@news.eternal-september.org:
> nemo_outis wrote:
>> PS I too only use the software to synchronize my clocks.
>> However, while I am grateful for the years of effort
>>that ntp ref
John Hasler wrote in
news:87vdkmqovu@thumper.dhh.gt.org:
> nemo_outis writes:
>> This doesn't inspire much confdence about the documentation of the
>> architecture and design decisions regarding ntp.
>
> As with sausage an politics it is best not to examine any la
"Richard B. Gilbert" wrote in
news:rfwdnexv8eleahtxnz2dnuvz_skdn...@giganews.com:
> nemo_outis wrote:
>> "Richard B. Gilbert" wrote in
>> news:poydnd1spod4pbtxnz2dnuvz_vudn...@giganews.com:
>>
>>> I still haven't seen any argument that s
"Richard B. Gilbert" wrote in
news:poydnd1spod4pbtxnz2dnuvz_vudn...@giganews.com:
> I still haven't seen any argument that supporting a value greater than
> 500 PPM is worth the trouble!
I still haven't seen any evidence that there is much trouble - only
anticipatory speculative whinging.
No
Unruh wrote in news:9blhm.41270$PH1.24495
@edtnps82:
...
>> "Richard B. Gilbert" writes:
>>If you find that chrony gives you better results, please feel free to
>>use it.
...
> Instead I see what looks like a religion, where questions are treated as
apostasy or treason.
Hear! Hear! says nemo t
"Richard B. Gilbert" wrote in
news:tlsdnq2e26bblbnxnz2dnuvz_sydn...@giganews.com:
> nemo_outis wrote:
...
>> I fail to see the value or relevance of "500ppm satisfies 98% of
>> computer clocks" if some other number, perhaps 5000 ppm, could
>> satisfy
"David J Taylor"
wrote in
news:dr_gm.67324$oo7.29...@text.news.virginmedia.com:
...
>> The 500 PPM limit may be completely arbitrary but I suspect that it
>> includes a vast majority of computer clocks.
>
> I think this is an excellent point. It would be fascinating to see a
> histogram of c
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