Is there a way I can debug on my local machine where protobufEventName is
getting created? That is either stack/heap or arena?
Based on the error it looks to me it is getting created in arena.
at
google::protobuf::Arena::CreateInternal<TelemetryProtobuf::EventNamespace>
[x64\debug\telemetry_serializersink\x-none\x64\inc\google\protobuf\arena.h(527)]
at
google::protobuf::Arena::CreateMaybeMessage<TelemetryProtobuf::EventNamespace>
[telemetry\serializersink\telemetryevent_v310.pb.cc(12052)]
On Wednesday, May 17, 2023 at 3:32:52 PM UTC-7 Adam Cozzette wrote:
> It's hard to know the answer to those questions without knowing how
> protobufEventName
> was created. If it was allocated on the stack then it will be automatically
> destroyed once it goes out of scope, but if it was allocated on the heap
> then you may need to explicitly delete it. If it was allocated on an arena
> then you just have to make sure the arena gets destroyed eventually.
>
> On Wed, May 17, 2023 at 3:01 PM Harsh Ranjan <harshra...@gmail.com> wrote:
>
>> Do we need to explicitly destroy them? I am calling
>> google::protobuf::ShutdownProtobufLibrary()
>> at then end but this error pops up before this. Should I try to get rid of
>> pointers and work with copy?
>>
>> On Wednesday, May 17, 2023 at 2:48:42 PM UTC-7 Adam Cozzette wrote:
>>
>>> The code you have posted looks fine as far as I can tell, so if there is
>>> a memory leak then I think the problem is elsewhere. I suspect that the
>>> TelemetryProtobuf::EventName proto passed to PopulateEventName() is not
>>> getting destroyed. Or if you're using an arena, then the arena that proto
>>> was allocated on is not getting destroyed.
>>>
>>> On Wed, May 17, 2023 at 1:18 PM Harsh Ranjan <harshra...@gmail.com>
>>> wrote:
>>>
>>>> It is cpp code. I initially thought the issue is NULL pointers but then
>>>> I replaced all the fields with hardcoded constant values and I still got
>>>> the same issue.
>>>>
>>>> On Wednesday, May 17, 2023 at 12:41:37 PM UTC-7 Harsh Ranjan wrote:
>>>>
>>>>> Hey Team,
>>>>>
>>>>> I have been trying to add unit-test for my protobuf class. Attaching
>>>>> the full error as pdf.
>>>>>
>>>>> [3 / 3] Leaked 72 bytes allocated at 000002E2A001AAC0
>>>>> at Mso::Memory::AllocateEx
>>>>> [liblet\debugheap\memoryapiimpl\memoryapi.cpp(19)]
>>>>> at Mso::Memory::Throw::AllocateEx
>>>>> [x64\debug\liblet_operatornew\x-none\x64\inc\core\memoryApi_throw.h(29)]
>>>>> at operator new
>>>>> [x64\debug\liblet_precomp\x-none\x64\inc\core\memoryNew_Throw.h(61)]
>>>>> at
>>>>> google::protobuf::Arena::CreateInternal<TelemetryProtobuf::EventNamespace>
>>>>>
>>>>> [x64\debug\telemetry_serializersink\x-none\x64\inc\google\protobuf\arena.h(527)]
>>>>> at
>>>>> google::protobuf::Arena::CreateMaybeMessage<TelemetryProtobuf::EventNamespace>
>>>>>
>>>>> [telemetry\serializersink\telemetryevent_v310.pb.cc(12052)]
>>>>> at
>>>>> google::protobuf::MessageLite::CreateMaybeMessage<TelemetryProtobuf::EventNamespace>
>>>>>
>>>>> [x64\debug\telemetry_serializersink\x-none\x64\inc\google\protobuf\message_lite.h(449)]
>>>>>
>>>>> I am just populating the protobuf event.
>>>>> void PopulateEventNameSpace(TelemetryProtobuf::EventNamespace&
>>>>> protobufEventNamespace, const Telemetry::TelemetryNamespace&
>>>>> telemetryNamespace) noexcept
>>>>> {
>>>>> protobufEventNamespace.set_fullnamelength(8);
>>>>> protobufEventNamespace.set_nodenamecount(1010);
>>>>> }
>>>>>
>>>>> void PopulateEventName(TelemetryProtobuf::EventName&
>>>>> protobufEventName, const Telemetry::EventName& telemetryEventName)
>>>>> noexcept
>>>>> {
>>>>> protobufEventName.set_eventnodename("baz");
>>>>> PopulateEventNameSpace(*protobufEventName.mutable_eventnamespace(),
>>>>> telemetryEventName.GetNamespace());
>>>>> }
>>>>>
>>>>> Anything I am missing here? I am using the protobuf version 3.10
>>>>>
>>>>> Thanks,
>>>>> Harsh
>>>>>
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