Well, you make it sound soo easy ... I have read the documentation in v8.h and how it was done in d8.cc but i still cant get ti to work.
On Wednesday, October 9, 2013 11:37:50 AM UTC+3, Ben Noordhuis wrote: > > On Wed, Oct 9, 2013 at 4:15 AM, ioannis <[email protected] <javascript:>> > wrote: > > Ok, so i'm going nuts here, v8 v. > > > > I have a worker thread that is executed based on events raised from my > > object. > > > > The thread uses the same isolate and context from the JS object > > > > So the thread is initiated like below and is working. > > > > > > Isolate* isolate = object_->isolate_; > > Isolate::Scope isolate_scope(isolate); > > HandleScope handle_scope(isolate); > > Context::Scope context_scope(isolate->GetCurrentContext()); > > > > ... > > > > Local<Object> new_obj(obj_templ->NewInstance()); <---- > > > > > > The problem arises when v8 runs out of memory and v8 calls the garbage > > collector > > > > to free some space before creating the object. Then i get a crush: > > > > > > # > > # Fatal error in ..\..\src\frames.cc, line 1333 > > # CHECK(it.done()) failed > > # > > > > > > With the following stack: > > > > v8::internal::OS::DebugBreak() Line 953 C++ > > v8::internal::OS::Abort() Line 941 C++ > > V8_Fatal(0x00efa784, 1333, 0x00efa770, ...) Line 86 C++ > > v8::internal::EntryFrame::Iterate(0x04c2e498) Line 1333 C++ > > v8::internal::Isolate::Iterate(0x04c2e498, 0x017b4e8c) Line 497 C++ > > v8::internal::Isolate::Iterate(0x04c2e498) Line 508 C++ > > v8::internal::Heap::IterateStrongRoots(0x04c2e498, > VISIT_ALL_IN_SCAVENGE) > > Line 6383 C++ > > v8::internal::Heap::IterateRoots(0x04c2e498, VISIT_ALL_IN_SCAVENGE) > Line > > 6357 C++ > > v8::internal::Heap::Scavenge() Line 1395 C++ > > v8::internal::Heap::PerformGarbageCollection(SCAVENGER, 0x04c2e568) > Line > > 958 C++ > > v8::internal::Heap::CollectGarbage(NEW_SPACE, SCAVENGER, 0x00e23fb0, > > 0x00000000) Line 681 C++ > > v8::internal::Heap::CollectGarbage(NEW_SPACE, 0x00e23fb0) Line 546 C++ > > v8::internal::CopyAddConstantDescriptor({...}, {...}, {...}, FROZEN, > > OMIT_TRANSITION) Line 1991 C++ > > v8::internal::JSObject::AddConstantProperty({...}, {...}, {...}, > FROZEN, > > INSERT_TRANSITION) Line 2011 C++ > > v8::internal::JSObject::AddProperty({...}, {...}, {...}, FROZEN, > > kNonStrictMode, MAY_BE_STORE_FROM_KEYED, PERFORM_EXTENSIBILITY_CHECK, > > OPTIMAL_REPRESENTATION, ALLOW_AS_CONSTANT, INSERT_TRANSITION) Line 2088 > C++ > > v8::internal::JSObject::SetPropertyForResult({...}, 0x04c2e828, {...}, > > {...}, FROZEN, kNonStrictMode, MAY_BE_STORE_FROM_KEYED) Line 3958 C++ > > v8::internal::JSReceiver::SetProperty({...}, 0x04c2e828, {...}) Line > > 3421 C++ > > v8::internal::JSReceiver::SetProperty({...}, {...}, {...}, FROZEN, > > kNonStrictMode, MAY_BE_STORE_FROM_KEYED) Line 2764 C++ > > v8::internal::Runtime::SetObjectProperty(0x017b3560, {...}, {...}, > {...}, > > FROZEN, kNonStrictMode) Line 5198 C++ > > v8::internal::__RT_impl_Runtime_SetProperty({...}, 0x017b3560) Line > > 5349 C++ > > v8::internal::Runtime_SetProperty(4, 0x04c2e9dc, 0x017b3560) Line 5324 > C++ > > v8::internal::Invoke(false, {...}, {...}, 2, 0x04c2eb6c, 0x04c2ec5f) > Line > > 119 C++ > > v8::internal::Execution::Call(0x017b3560, {...}, {...}, 2, 0x04c2eb6c, > > 0x04c2ec5f, false) Line 183 C++ > > v8::internal::Execution::ConfigureInstance(0x017b3560, {...}, {...}, > > 0x04c2ec5f) Line 789 C++ > > v8::internal::Factory::ConfigureInstance({...}, {...}, 0x04c2ec5f) > Line > > 1634 C++ > > v8::internal::HandleApiCallHelper<1>({...}, 0x017b3560) Line 1164 C++ > > v8::internal::Builtin_Impl_HandleApiCallConstruct({...}, 0x017b3560) > Line > > 1221 C++ > > v8::internal::Builtin_HandleApiCallConstruct(2, 0x04c2ecbc, > 0x017b3560) > > Line 1220 C++ > > v8::internal::Invoke(false, {...}, {...}, 1, 0x04c2ee68, 0x04c2eebf) > Line > > 119 C++ > > v8::internal::Execution::Call(0x017b3560, {...}, {...}, 1, 0x04c2ee68, > > 0x04c2eebf, false) Line 183 C++ > > v8::internal::Execution::InstantiateObject({...}, 0x04c2eebf) Line 772 > C++ > > v8::ObjectTemplate::NewInstance() Line 5308 C++ > > > > Can someone help me out here, or give me pointer of what is going wrong > here > > ? > > Thanks. > > V8 is not thread-safe by default. If you are calling into the runtime > from different threads, you need to lock appropriately with Locker > objects. > -- -- v8-users mailing list [email protected] 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 [email protected]. For more options, visit https://groups.google.com/groups/opt_out.
