- From: James Simonsen <simonjam@chromium.org>
- Date: Tue, 14 May 2013 11:20:11 -0700
- To: public-web-perf <public-web-perf@w3.org>
Received on Tuesday, 14 May 2013 18:20:39 UTC
Sorry for being late getting back to this thread... On Thu, Apr 18, 2013 at 10:44 AM, Jatinder Mann <jmann@microsoft.com> wrote: > Ben,**** > > ** ** > > If you’re just looking at deltas, differences between two time values, the > origin shouldn’t matter. Is there a case where deltas wouldn’t be good > enough and you would want the absolute numbers?**** > > ** ** > > If we were are to provide the origin time as a separate value (e.g., > performance.originTime), it would need to be in the same sub-millisecond > resolution in order to be comparable with other DOMHighResTimeStamps; the > spec currently suggests one thousandth of a millisecond. Double precision > may be able to support that for milliseconds since Unix epoch. > I don't fully understand the originTime. Is this effectively a global monotonic clock across all processes (workers and tabs)? James
Received on Tuesday, 14 May 2013 18:20:39 UTC