- From: Arvind Jain <arvind@google.com>
- Date: Fri, 5 Sep 2014 11:14:59 -0700
- To: Przemysław Pietrzkiewicz <ppi@google.com>, Philippe Le Hégaret <plh@w3.org>
- Cc: "public-web-perf@w3.org" <public-web-perf@w3.org>, "Reitbauer, Alois" <Alois.Reitbauer@ruxit.com>, Boris Zbarsky <bzbarsky@mit.edu>
+plh Philippe, what should we do here? Seems like updating Navigation Timing 1 is the right approach. On Wed, Aug 27, 2014 at 11:36 AM, Przemysław Pietrzkiewicz <ppi@google.com> wrote: > Hello, > > Having taken a look at Navigation Timing 2 and friends, it seems that it's > not that clear where (to which spec) a change of navigation start time > definition would belong to. Let me explain. > > I understand that Navigation Timing 1 is pretty much in maintenance mode and > we would be making the change to Navigation Timing 2. However, as Navigation > Timing 2 is based on High Resolution Time, it does not define (or even > contain) the "navigationStart" attribute - instead, being > DOMHighResTimeStamps, its attributes are relative to the navigationStart of > the original NavigationTiming spec, as required by the High Resolution Time > spec. > > So in order to have the change applied to Navigation Timing 2, we'd need to > either change the definition of DOMHighResTimeStamps in High Resolution Time > (severing the relation with navigationStart from Navigation Timing 1), or > actually make the change in Navigation Timing 1. > > What do you guys think? > > Cheers, > Przemek > > > On Wed, Jul 23, 2014 at 7:48 PM, Boris Zbarsky <bzbarsky@mit.edu> wrote: >> >> On 7/23/14, 1:07 PM, Przemysław Pietrzkiewicz wrote: >>> >>> Agreed; I think that for some applications "most" will not be good >>> enough though. >> >> >> My point was that typically the work beforeunload does will be perceived >> as part of the page load by the user. >> >> >>> Maybe recording navigationStart earlier but providing new >>> intermediate points so that it's possible to exclude the onbeforeunload >>> event if needed would be reasonable? >> >> >> Sure. Or, again, resetting the navigationStart time if a prompt is >> actually shown. >> >>> Wdyt? >> >> >> Doesn't seem completely insane. >> >> >>> PS I'm ooo until the 4th of August with limited email access, apologies >>> for any inconvenience. >> >> >> I'm likewise out Aug 5-19, fwiw. >> >> -Boris >> >
Received on Friday, 5 September 2014 18:15:26 UTC