Thanks for the quick response. I'll go over everything and see if there's a way to work around these limitations.
On Tue, Mar 9, 2021, 11:26 Jakob Gruber <jgru...@chromium.org> wrote: > I think crbug.com/v8/10500 will answer some of your questions. Short > version: no, currently you can't snapshot a running isolate with arbitrary > state. Also take a look at the d8 --stress-snapshot > <https://source.chromium.org/chromium/chromium/src/+/master:v8/src/d8/d8.cc;l=3723;drc=6687e9201a1b0d2c9c81ad7e4dd113fb09547953> > flag, > which takes a snapshot after executing arbitrary JS but without > guaranteeing that the resulting deserialized heap state is still executable > (in many cases it won't be). Re. modules support, see crbug.com/v8/10855. > > On Mon, Mar 8, 2021 at 8:35 PM Roey Berman <r...@temporal.io> wrote: > >> Hi, >> >> I'm trying to create a persistent v8 runtime where I can at any point >> take a snapshot of a running isolate. >> I'm wondering what the limitations of SnapshotCreator are. >> I have only seen it being used for creating startup snapshots. >> Is it possible to call SnapshotCreator.CreateBlob() multiple times on the >> same instance? >> I got a segfault when I tried that but I couldn't see anything the >> implies that it shouldn't be safe in the docs. >> Also, is it possible to load modules during snapshot creation? >> >> Thanks, >> - Roey >> >> >> -- >> -- >> v8-users mailing list >> v8-users@googlegroups.com >> http://groups.google.com/group/v8-users >> --- >> You received this message because you are subscribed to the Google Groups >> "v8-users" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to v8-users+unsubscr...@googlegroups.com. >> To view this discussion on the web visit >> https://groups.google.com/d/msgid/v8-users/afb077fd-4f2a-4cd0-8288-627343307eden%40googlegroups.com >> <https://groups.google.com/d/msgid/v8-users/afb077fd-4f2a-4cd0-8288-627343307eden%40googlegroups.com?utm_medium=email&utm_source=footer> >> . >> > -- > -- > v8-users mailing list > v8-users@googlegroups.com > http://groups.google.com/group/v8-users > --- > You received this message because you are subscribed to a topic in the > Google Groups "v8-users" group. > To unsubscribe from this topic, visit > https://groups.google.com/d/topic/v8-users/bKoWfnqUnTA/unsubscribe. > To unsubscribe from this group and all its topics, send an email to > v8-users+unsubscr...@googlegroups.com. > To view this discussion on the web visit > https://groups.google.com/d/msgid/v8-users/CAH3p7oPOTf40rEO4XZ5-ybCQwZTtEShBBwEP-x_OyBuLuzTw7Q%40mail.gmail.com > <https://groups.google.com/d/msgid/v8-users/CAH3p7oPOTf40rEO4XZ5-ybCQwZTtEShBBwEP-x_OyBuLuzTw7Q%40mail.gmail.com?utm_medium=email&utm_source=footer> > . > -- -- v8-users mailing list v8-users@googlegroups.com http://groups.google.com/group/v8-users --- You received this message because you are subscribed to the Google Groups "v8-users" group. To unsubscribe from this group and stop receiving emails from it, send an email to v8-users+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/v8-users/CAEB1jJcAD0Zp%3D1TcwJ5SmzVOdqy1kLCV-WaCVb2AcXQuBQxVeA%40mail.gmail.com.
