On Wed, Oct 9, 2013 at 4:15 AM, ioannis <[email protected]> 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.
