On Wed, Jul 26, 2023 at 9:43 AM Emanuel Ziegler <ecmzieg...@chromium.org> wrote:
> Hi Chris, > > There is an extensive summary document from the Sheets colleagues > (including a tl;dr section in the beginning): go/sheets-wasm-corp-50 > We believe that error count and crash rate (mostly OOM) regressions are > caused by user space code but investigations are ongoing and we expect > improvements over the next weeks. > Thanks! This is a Google-internal document, can some of it be shared publicly? > > Jetbrains is also using the OT for Kotlin, but I'm not aware of detailed > insights. They advertised it in a talk at WasmIO > <https://seb.deleuze.fr/introducing-kotlin-wasm/> a few months back. > Would you mind asking them for feedback? Not blocking extending the OT, but feedback from OT participants is important to gather. > > Best regards, > Emanuel > > On Wed, Jul 26, 2023 at 6:03 PM Chris Harrelson <chris...@chromium.org> > wrote: > >> Hi, >> >> Could you share summary feedback and learnings from the OT so far? The >> Sheets performance results sound great, anything else to share? >> >> On Tue, Jul 25, 2023 at 7:48 AM Emanuel Ziegler <ecmzieg...@chromium.org> >> wrote: >> >>> We are requesting to extend our Origin Trial on WasmGC by another three >>> milestones, effectively ending with M120. >>> >>> The reason is that the standardization process is taking a little longer >>> than we had hoped for and will be delayed by about three months blocking >>> the shipment of a stable version. Since Google Sheets is currently running >>> user experiments using the trial with positive results (currently at 50% of >>> Google corporate sheets showing ~40% calculation time improvement), we >>> would like to continue this experiment for the time being to gather more >>> data, especially extending it to non-Google users before shipping. >>> >>> The current end milestone for the trial is M117 with the most optimistic >>> shipment of the feature happening in M119, perhaps even later if last >>> minute spec changes are requested before we can reach phase 4 of the >>> proposal. We would therefore potentially end the trial before M120 if >>> shipment were indeed to happen sooner or use the full three milestones if >>> there are further delays. >>> >>> Thank you! >>> >>> >>> Contact emails >>> >>> ad...@chromium.org, jkumme...@chromium.org >>> >>> Explainer >>> >>> https://github.com/WebAssembly/gc/blob/master/proposals/gc/Overview.md >>> >>> >>> https://github.com/WebAssembly/function-references/blob/main/proposals/function-references/Overview.md >>> >>> Specification >>> >>> https://github.com/WebAssembly/gc/tree/main/proposals/gc >>> >>> Summary >>> >>> The GC proposal adds efficient support for high-level managed languages >>> to WebAssembly, via struct and array types that enable language compilers >>> targeting Wasm to integrate with a garbage collector in the host VM. In >>> Chrome, enabling this feature implies enabling Typed Function References, >>> which allow function references to be stored in the aforementioned structs >>> and arrays. >>> >>> >>> Blink component >>> >>> Blink>JavaScript>WebAssembly >>> <https://bugs.chromium.org/p/chromium/issues/list?q=component:Blink%3EJavaScript%3EWebAssembly> >>> >>> Search tags >>> >>> wasm <https://chromestatus.com/features#tags:wasm>, webassembly >>> <https://chromestatus.com/features#tags:webassembly>, gc >>> <https://chromestatus.com/features#tags:gc>, managed objects >>> <https://chromestatus.com/features#tags:managed%20objects>, wasmgc >>> <https://chromestatus.com/features#tags:wasmgc> >>> >>> TAG review >>> >>> https://github.com/w3ctag/design-reviews/issues/814 >>> >>> TAG review status >>> >>> Issues addressed >>> >>> Risks >>> >>> Interoperability and Compatibility >>> >>> Gecko: Positive >>> >>> WebKit: No signal >>> >>> Web developers: Positive Google Sheets, which is currently compiling >>> Java to JavaScript, is experimenting with using WasmGC to speed up their >>> calculation engine. JetBrains is working on a Kotlin -> WasmGC compiler. >>> Dart is working on a Dart -> WasmGC compiler, in collaboration with Flutter. >>> >>> Other signals: >>> >>> WebView application risks >>> >>> Does this intent deprecate or change behavior of existing APIs, such >>> that it has potentially high risk for Android WebView-based applications? >>> >>> >>> Goals for experimentation >>> >>> Ongoing technical constraints >>> >>> Debuggability >>> >>> Will this feature be supported on all six Blink platforms (Windows, Mac, >>> Linux, Chrome OS, Android, and Android WebView)? >>> >>> No >>> >>> Is this feature fully tested by web-platform-tests >>> <https://chromium.googlesource.com/chromium/src/+/main/docs/testing/web_platform_tests.md> >>> ? >>> >>> No >>> >>> Flag name >>> >>> Requires code in //chrome? >>> >>> False >>> >>> Tracking bug >>> >>> https://bugs.chromium.org/p/v8/issues/detail?id=7748 >>> >>> Launch bug >>> >>> https://launch.corp.google.com/launch/4231622 >>> >>> Estimated milestones >>> >>> OriginTrial desktop last >>> >>> 117 >>> >>> OriginTrial desktop first >>> >>> 112 >>> >>> OriginTrial Android last >>> >>> 117 >>> >>> OriginTrial Android first >>> >>> 112 >>> >>> >>> >>> >>> Link to entry on the Chrome Platform Status >>> >>> https://chromestatus.com/feature/6062715726462976 >>> >>> Links to previous Intent discussions >>> >>> Intent to Experiment: >>> https://groups.google.com/a/chromium.org/g/blink-dev/c/HDbvHCVFSW0 >>> >>> -- >>> 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/CAPAU7Ryv%3D-1UFkh%2BJ5GBxMFBQ88FMa9u%3Dvbboo0hCy9xcOGgAA%40mail.gmail.com >>> <https://groups.google.com/a/chromium.org/d/msgid/blink-dev/CAPAU7Ryv%3D-1UFkh%2BJ5GBxMFBQ88FMa9u%3Dvbboo0hCy9xcOGgAA%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/CAPAU7RwLJsFGk6XBHrBqwoG5_MNCvPyF_dLb2R_Wsy6ALCAkYw%40mail.gmail.com > <https://groups.google.com/a/chromium.org/d/msgid/blink-dev/CAPAU7RwLJsFGk6XBHrBqwoG5_MNCvPyF_dLb2R_Wsy6ALCAkYw%40mail.gmail.com?utm_medium=email&utm_source=footer> > . > -- You received this message because you are subscribed to the Google Groups "blink-dev" group. 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