Hi Yoav, The requested timeline is from M101 to M102. The current timeline is from M94 to M100, and the experiment is still running
On Wed, Apr 6, 2022 at 11:39 PM Yoav Weiss <yoavwe...@chromium.org> wrote: > What's the requested timeline for experimentation? Is the experiment > currently still running? > > On Mon, Apr 4, 2022 at 4:42 PM Hiroki Nakagawa <nhir...@chromium.org> > wrote: > >> Contact emails >> >> nhir...@chromium.org, navigation-...@chromium.org >> >> Explainer >> >> This feature: >> <https://chromestatus.com/admin/features/launch/5355965538893824/This%20feature:%20https://github.com/jeremyroman/alternate-loading-modes/blob/main/same-origin-explainer.md> >> https://github.com/WICG/nav-speculation/blob/main/same-origin-explainer.md >> >> This trial: >> https://github.com/WICG/nav-speculation/blob/main/same-origin-chrome-origin-trial.md >> >> Larger project: >> <https://chromestatus.com/admin/features/launch/5355965538893824/Larger%20project:%20https://github.com/jeremyroman/alternate-loading-modes/blob/main/README.md> >> https://github.com/WICG/nav-speculation/blob/main/README.md >> >> Specification >> >> https://wicg.github.io/nav-speculation/prerendering.html >> >> Design docs >> >> >> https://docs.google.com/document/d/1P2VKCLpmnNm_cRAjUeE-bqLL0bslL_zKqiNeCzNom_w/edit?usp=sharing >> >> Summary >> >> Prerendering loads a web page before it is needed, so that when the >> actual navigation to that page occurs, it can be shown instantly. See the >> previous >> intent >> <https://groups.google.com/a/chromium.org/g/blink-dev/c/tcbtZoQIlvI/m/K26gVfbUAQAJ> >> for details of the feature. >> >> >> >> <Updates from the previous extension> >> >> - A partner finished an experiment and confirmed that latency on their >> service is reduced by 45%. >> >> - The intent-to-ship for Omnibox prerendering >> <https://groups.google.com/a/chromium.org/g/blink-dev/c/ogegRwcRlcs/m/abCQpUFpAQAJ> >> is approved. This is a different prerendering trigger, but the underlying >> prerendering system and the specifications are common. We’re also going to >> send the intent-to-ship for speculation rules prerendering soon. >> >> - We’d like to extend the experiment to address issues raised in the >> intent-to-ship for Omnibox prerendering (e.g., BroadcastChannel in >> prerendered pages) and verify changes merged after the last milestone of >> the experiment (M100). >> >> Blink component >> >> Internals>Preload>Prerender >> <https://bugs.chromium.org/p/chromium/issues/list?q=component:Internals%3EPreload%3EPrerender> >> >> TAG review >> >> https://github.com/w3ctag/design-reviews/issues/667 >> >> TAG review status >> >> Pending >> >> Risks >> >> No updates. See the previous intent >> <https://groups.google.com/a/chromium.org/g/blink-dev/c/tcbtZoQIlvI/m/K26gVfbUAQAJ> >> . >> >> Goals for experimentation >> >> To evaluate how the prerendering feature works on real sites before >> shipping it by default. This is a large feature and it's risky to ship >> without trying it first on real sites. We will be evaluating performance, >> stability, and correctness, and any other feedback the sites have when they >> use this feature. >> >> Reason this experiment is being extended >> >> We’d like to extend the experiment to address issues raised in the intent >> for Omnibox prerendering and verify changes merged after the last milestone >> of the experiment (M100). >> >> Ongoing technical constraints >> >> None >> >> Debuggability >> >> Currently DevTools does not work for prerendered pages. On activation, >> DevTools must be closed and reopened in order to inspect the page. We have >> plans to add DevTools support for prerendering. A meta bug for this work is >> at https://crbug.com/1217029. >> >> >> >> As a very small support, prerendered pages are visible in >> chrome://process-internals. Also final results of prerendering are shown in >> chrome://histograms. >> >> >> >> <Updates from the previous extension> >> >> We started implementing the DevTools support for prerendering. As a first >> step, we will expose prerender activation/cancellation result to the >> DevTools (https://crbug.com/1249776) >> >> Will this feature be supported on all six Blink platforms (Windows, Mac, >> Linux, Chrome OS, Android, and Android WebView)? >> >> No. This feature is only supported on Android at first. As the feature >> is a cross-cutting one, where almost all of Chrome's features must be >> potentially taught about prerendered pages, we are starting with a >> single platform and expanding later. >> >> Is this feature fully tested by web-platform-tests >> <https://chromium.googlesource.com/chromium/src/+/master/docs/testing/web_platform_tests.md> >> ? >> >> Partially tested [cs >> <https://source.chromium.org/chromium/chromium/src/+/main:third_party/blink/web_tests/external/wpt/speculation-rules/prerender/>]. >> We’re now upstreaming wpt_internals/ tests [doc >> <https://docs.google.com/document/d/1XqdlrYdPbLLEfJfjQE1IK0I5Elj_2uiGaK5aUGYc1CU/edit?usp=sharing> >> ]. >> >> Flag name >> >> Prerender2 >> >> Requires code in //chrome? >> >> False >> >> Tracking bug >> >> https://crbug.com/1126305 >> >> Launch bug >> >> https://crbug.com/1167987 >> >> Estimated milestones >> >> The initial experiment timeline: M94 to M98 [I2E >> <https://groups.google.com/a/chromium.org/g/blink-dev/c/3JwGNnqH3QI/m/Ey103Q-yAQAJ> >> ] >> >> The previous extended timeline: M99 to M100 [I2EE >> <https://groups.google.com/a/chromium.org/g/blink-dev/c/tcbtZoQIlvI/m/K26gVfbUAQAJ> >> ] >> >> Requested extension timeline: M101 to M102 >> >> Link to entry on the Chrome Platform Status >> >> https://chromestatus.com/feature/5355965538893824 >> >> >> >> This intent message was generated by Chrome Platform Status >> <https://chromestatus.com/>. >> >> -- >> You received this message because you are subscribed to the Google Groups >> "blink-dev" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to blink-dev+unsubscr...@chromium.org. >> To view this discussion on the web visit >> https://groups.google.com/a/chromium.org/d/msgid/blink-dev/CABj5diMsJyJSf%3DtaygFWCa7n-ZADocAYU%2ByUHsfcP%2BnHP3F2sg%40mail.gmail.com >> <https://groups.google.com/a/chromium.org/d/msgid/blink-dev/CABj5diMsJyJSf%3DtaygFWCa7n-ZADocAYU%2ByUHsfcP%2BnHP3F2sg%40mail.gmail.com?utm_medium=email&utm_source=footer> >> . >> > -- You received this message because you are subscribed to the Google Groups "blink-dev" group. To unsubscribe from this group and stop receiving emails from it, send an email to blink-dev+unsubscr...@chromium.org. To view this discussion on the web visit https://groups.google.com/a/chromium.org/d/msgid/blink-dev/CABj5diOw%2Bo9S9YSNtXd88dLHAM1fE-aetxaeQD8oV9FcAdQw_A%40mail.gmail.com.
