cannot reproduce in local laptop. need more investigation how to reproduce
it.

On Sat, Mar 7, 2020 at 3:06 PM Dmitry Rusakov <[email protected]> wrote:

> Could you please try to run a job locally and manually kill one container?
> Does it reproduce the problem on your laptop?
>
>
> On Sat, Mar 7, 2020 at 2:12 PM Huijun Wu <[email protected]> wrote:
>
>> Observed that, restarting single container will lead to all stmgr failure
>> and restarting. Thus killing a single stmgr should reproduce this issue.
>>
>> On Tue, Mar 3, 2020 at 10:58 AM Ning Wang <[email protected]> wrote:
>>
>>> Ok. The log shows that the connection is being closed. So it just looks
>>> like a network issue causing the connection to be unstable.
>>>
>>> Looks like a racing condition to me if this theory is correct. You may
>>> need
>>> to review the object and add a mutex around the critical sections.
>>>
>>> On Tue, Mar 3, 2020 at 10:07 AM Xiaoyao Qian <[email protected]> wrote:
>>>
>>> > During normal running state. And it happens only to one data center..
>>> >
>>> > On Tue, Mar 3, 2020 at 9:33 AM Ning Wang <[email protected]> wrote:
>>> >
>>> >> Yeah. Segfault is more likely in this case. But maybe not for the
>>> object
>>> >> itself but for the vtable pointer.
>>> >>
>>> >> Pure function call might be possible though I think. It all depends on
>>> >> the 4 bytes in the address. It could happen If a new object of a
>>> different
>>> >> type has been created in the place or an object is moved to the memory
>>> >> block.
>>> >>
>>> >> More investigation is necessary.
>>> >>
>>> >> When does it happen? normal running state or when topo or instance is
>>> >> shutting down?
>>> >>
>>> >>
>>> >> On Tue, Mar 3, 2020 at 8:34 AM Xiaoyao Qian <[email protected]>
>>> wrote:
>>> >>
>>> >>> I agreed with the second possibility, but wouldn’t it cause segfault
>>> if
>>> >>> the object has been deleted but the method is still invoked?
>>> >>>
>>> >>> On Tue, Mar 3, 2020 at 01:16 Ning Wang <[email protected]> wrote:
>>> >>>
>>> >>>> Looks like the exception is caused by pure virtual function calling.
>>> >>>>
>>> >>>> Both exceptions are from BaseClient. It seems like the Client object
>>> >>>> doesn't have the virtual functions implemented, which is not
>>> expected.
>>> >>>>
>>> >>>> Another possibility is that the client object has been deleted hence
>>> >>>> the vtable is not valid any more. This could be something you can
>>> check
>>> >>>> given the last log shows "Stmgr stmgr-12 closed connection".
>>> >>>>
>>> >>>>
>>> >>>> On Mon, Mar 2, 2020 at 12:20 PM Huijun Wu <[email protected]
>>> >
>>> >>>> wrote:
>>> >>>>
>>> >>>>> Hi,
>>> >>>>>
>>> >>>>> We observed the Stmgr coredump, see the below logs. Anybody has any
>>> >>>>> idea on
>>> >>>>> this? Thanks.
>>> >>>>>
>>> >>>>> Best,
>>> >>>>> Huijun
>>> >>>>>
>>> >>>>> ------------
>>> >>>>> [2020-02-27 23:49:43 +0000] [INFO]: stmgr-233 stdout: pure virtual
>>> >>>>> method
>>> >>>>> called
>>> >>>>> [2020-02-27 23:49:43 +0000] [INFO]: stmgr-233 stdout: terminate
>>> called
>>> >>>>> without an active exception
>>> >>>>> [2020-02-27 23:49:43 +0000] [INFO]: stmgr-233 stdout: *** Aborted
>>> at
>>> >>>>> 1582847383 (unix time) try "date -d @1582847383" if you are using
>>> GNU
>>> >>>>> date
>>> >>>>> ***
>>> >>>>> [2020-02-27 23:49:43 +0000] [INFO]: stmgr-233 stdout: PC: @
>>> >>>>> 0x7f5bc42da277 __GI_raise
>>> >>>>> [2020-02-27 23:49:43 +0000] [INFO]: stmgr-233 stdout: *** SIGABRT
>>> >>>>> (@0xbcb0000b338) received by PID 45880 (TID 0x7f5bc54c1780) from
>>> PID
>>> >>>>> 45880;
>>> >>>>> stack trace: ***
>>> >>>>> [2020-02-27 23:49:43 +0000] [INFO]: stmgr-233 stdout:     @
>>> >>>>> 0x7f5bc50a76d0 (unknown)
>>> >>>>> [2020-02-27 23:49:43 +0000] [INFO]: stmgr-233 stdout:     @
>>> >>>>> 0x7f5bc42da277 __GI_raise
>>> >>>>> [2020-02-27 23:49:43 +0000] [INFO]: stmgr-233 stdout:     @
>>> >>>>> 0x7f5bc42db968 __GI_abort
>>> >>>>> [2020-02-27 23:49:43 +0000] [INFO]: stmgr-233 stdout:     @
>>> >>>>> 0x7f5bc48e77d5 __gnu_cxx::__verbose_terminate_handler()
>>> >>>>> [2020-02-27 23:49:43 +0000] [INFO]: stmgr-233 stdout:     @
>>> >>>>> 0x7f5bc48e5746 (unknown)
>>> >>>>> [2020-02-27 23:49:43 +0000] [INFO]: stmgr-233 stdout:     @
>>> >>>>> 0x7f5bc48e5773 std::terminate()
>>> >>>>> [2020-02-27 23:49:43 +0000] [INFO]: stmgr-233 stdout:     @
>>> >>>>> 0x7f5bc48e62df __cxa_pure_virtual
>>> >>>>> [2020-02-27 23:49:43 +0000] [INFO]: stmgr-233 stdout:     @
>>> >>>>> 0x4dfe1d BaseClient::OnConnect()
>>> >>>>> [2020-02-27 23:49:43 +0000] [INFO]: stmgr-233 stdout:     @
>>> >>>>> 0x4de404 EventLoopImpl::handleWriteCallback()
>>> >>>>> [2020-02-27 23:49:43 +0000] [INFO]: stmgr-233 stdout:     @
>>> >>>>> 0x4f0a9f event_process_active_single_queue
>>> >>>>> [2020-02-27 23:49:43 +0000] [INFO]: stmgr-233 stdout:     @
>>> >>>>> 0x4f115f event_base_loop
>>> >>>>> [2020-02-27 23:49:43 +0000] [INFO]: stmgr-233 stdout:     @
>>> >>>>> 0x40c81f main
>>> >>>>> [2020-02-27 23:49:43 +0000] [INFO]: stmgr-233 stdout:     @
>>> >>>>> 0x7f5bc42c6445 __libc_start_main
>>> >>>>> [2020-02-27 23:49:43 +0000] [INFO]: stmgr-233 stdout:     @
>>> >>>>> 0x41257c (unknown)
>>> >>>>> [2020-02-27 23:49:43 +0000] [INFO]: stmgr-233 stdout:     @
>>> >>>>>  0x0 (unknown)
>>> >>>>> [2020-02-27 23:49:43 +0000] [INFO]: stmgr-233 stdout:
>>> >>>>> ------------
>>> >>>>> [2020-02-27 21:11:16 +0000] [INFO]: stmgr-233 stdout: pure virtual
>>> >>>>> method
>>> >>>>> called
>>> >>>>> [2020-02-27 21:11:16 +0000] [INFO]: stmgr-233 stdout: terminate
>>> called
>>> >>>>> without an active exception
>>> >>>>> [2020-02-27 21:11:16 +0000] [INFO]: stmgr-233 stdout: *** Aborted
>>> at
>>> >>>>> 1582837876 (unix time) try "date -d @1582837876" if you are using
>>> GNU
>>> >>>>> date
>>> >>>>> ***
>>> >>>>> [2020-02-27 21:11:16 +0000] [INFO]: stmgr-233 stdout: PC: @
>>> >>>>> 0x7fe9d8935277 __GI_raise
>>> >>>>> [2020-02-27 21:11:16 +0000] [INFO]: stmgr-233 stdout: *** SIGABRT
>>> >>>>> (@0xbcb0005176a) received by PID 333674 (TID 0x7fe9d9b1c780) from
>>> PID
>>> >>>>> 333674; stack trace: ***
>>> >>>>> [2020-02-27 21:11:16 +0000] [INFO]: stmgr-233 stdout:     @
>>> >>>>> 0x7fe9d97026d0 (unknown)
>>> >>>>> [2020-02-27 21:11:16 +0000] [INFO]: stmgr-233 stdout:     @
>>> >>>>> 0x7fe9d8935277 __GI_raise
>>> >>>>> [2020-02-27 21:11:16 +0000] [INFO]: stmgr-233 stdout:     @
>>> >>>>> 0x7fe9d8936968 __GI_abort
>>> >>>>> [2020-02-27 21:11:16 +0000] [INFO]: stmgr-233 stdout:     @
>>> >>>>> 0x7fe9d8f427d5 __gnu_cxx::__verbose_terminate_handler()
>>> >>>>> [2020-02-27 21:11:16 +0000] [INFO]: stmgr-233 stdout:     @
>>> >>>>> 0x7fe9d8f40746 (unknown)
>>> >>>>> [2020-02-27 21:11:16 +0000] [INFO]: stmgr-233 stdout:     @
>>> >>>>> 0x7fe9d8f40773 std::terminate()
>>> >>>>> [2020-02-27 21:11:16 +0000] [INFO]: stmgr-233 stdout:     @
>>> >>>>> 0x7fe9d8f412df __cxa_pure_virtual
>>> >>>>> [2020-02-27 21:11:16 +0000] [INFO]: stmgr-233 stdout:     @
>>> >>>>> 0x4df98a BaseClient::Start_Base()
>>> >>>>> [2020-02-27 21:11:16 +0000] [INFO]: stmgr-233 stdout:     @
>>> >>>>> 0x443dfa heron::stmgr::StMgrClient::OnReConnectTimer()
>>> >>>>> [2020-02-27 21:11:16 +0000] [INFO]: stmgr-233 stdout:     @
>>> >>>>> 0x4df6ed
>>> >>>>>
>>> >>>>>
>>> _ZNSt17_Function_handlerIFvN9EventLoop6StatusEEZN10BaseClient13AddTimer_BaseESt8functionIFvvEElEUlS1_E_E9_M_invokeERKSt9_Any_dataS1_
>>> >>>>> [2020-02-27 21:11:16 +0000] [INFO]: stmgr-233 stdout:     @
>>> >>>>> 0x4ded81 EventLoopImpl::handleTimerCallback()
>>> >>>>> [2020-02-27 21:11:16 +0000] [INFO]: stmgr-233 stdout:     @
>>> >>>>> 0x4dc840 EventLoopImpl::eventLoopImplTimerCallback()
>>> >>>>> [2020-02-27 21:11:16 +0000] [INFO]: stmgr-233 stdout:     @
>>> >>>>> 0x4f0a9f event_process_active_single_queue
>>> >>>>> [2020-02-27 21:11:16 +0000] [INFO]: stmgr-233 stdout:     @
>>> >>>>> 0x4f115f event_base_loop
>>> >>>>> [2020-02-27 21:11:16 +0000] [INFO]: stmgr-233 stdout:     @
>>> >>>>> 0x40c81f main
>>> >>>>> [2020-02-27 21:11:16 +0000] [INFO]: stmgr-233 stdout:     @
>>> >>>>> 0x7fe9d8921445 __libc_start_main
>>> >>>>> [2020-02-27 21:11:16 +0000] [INFO]: stmgr-233 stdout:     @
>>> >>>>> 0x41257c (unknown)
>>> >>>>> [2020-02-27 21:11:16 +0000] [INFO]: stmgr-233 stdout:     @
>>> >>>>>  0x0 (unknown)
>>> >>>>> [2020-02-27 21:11:17 +0000] [INFO]: stmgr-233 stdout:
>>> >>>>> --------------------
>>> >>>>> I0227 21:11:16.813194 333674 stmgr-client.cpp:139] Will try to
>>> >>>>> reconnect
>>> >>>>> again after 1 seconds
>>> >>>>> E0227 21:11:16.813606 333674 baseconnection.cpp:142] BufferEvent
>>> >>>>> reported
>>> >>>>> error on connection 0x2d2b720
>>> >>>>> I0227 21:11:16.813617 333674 stmgr-client.cpp:133] Stmgr stmgr-154
>>> >>>>> running
>>> >>>>> at xxxxxxx:31831 closed connection with code Write error
>>> >>>>> I0227 21:11:16.813670 333674 stmgr-client.cpp:139] Will try to
>>> >>>>> reconnect
>>> >>>>> again after 1 seconds
>>> >>>>> E0227 21:11:16.814357 333674 baseconnection.cpp:142] BufferEvent
>>> >>>>> reported
>>> >>>>> error on connection 0x2d3aa00
>>> >>>>> I0227 21:11:16.814375 333674 stmgr-server.cpp:111] StMgrServer Got
>>> >>>>> connection close of 0x2d3aa00 from yyyyyyyy:35270
>>> >>>>> I0227 21:11:16.814378 333674 stmgr-server.cpp:121] Stmgr stmgr-86
>>> >>>>> closed
>>> >>>>> connection
>>> >>>>> E0227 21:11:16.814669 333674 baseconnection.cpp:142] BufferEvent
>>> >>>>> reported
>>> >>>>> error on connection 0x2d3a220
>>> >>>>> I0227 21:11:16.814683 333674 stmgr-server.cpp:111] StMgrServer Got
>>> >>>>> connection close of 0x2d3a220 from yyyyyyyy:33974
>>> >>>>> I0227 21:11:16.814685 333674 stmgr-server.cpp:121] Stmgr stmgr-154
>>> >>>>> closed
>>> >>>>> connection
>>> >>>>> E0227 21:11:16.816232 333674 baseconnection.cpp:142] BufferEvent
>>> >>>>> reported
>>> >>>>> error on connection 0x56ab800
>>> >>>>> I0227 21:11:16.816256 333674 stmgr-client.cpp:133] Stmgr stmgr-221
>>> >>>>> running
>>> >>>>> at xxxxxxx:31294 closed connection with code Write error
>>> >>>>> I0227 21:11:16.816263 333674 stmgr-client.cpp:139] Will try to
>>> >>>>> reconnect
>>> >>>>> again after 1 seconds
>>> >>>>> E0227 21:11:16.817833 333674 baseconnection.cpp:142] BufferEvent
>>> >>>>> reported
>>> >>>>> error on connection 0x2d295e0
>>> >>>>> I0227 21:11:16.817849 333674 stmgr-client.cpp:133] Stmgr stmgr-12
>>> >>>>> running
>>> >>>>> at xxxxxxx:31846 closed connection with code Write error
>>> >>>>> I0227 21:11:16.817853 333674 stmgr-client.cpp:139] Will try to
>>> >>>>> reconnect
>>> >>>>> again after 1 seconds
>>> >>>>> E0227 21:11:16.820160 333674 baseconnection.cpp:142] BufferEvent
>>> >>>>> reported
>>> >>>>> error on connection 0x2d39500
>>> >>>>> I0227 21:11:16.820192 333674 stmgr-server.cpp:111] StMgrServer Got
>>> >>>>> connection close of 0x2d39500 from yyyyyyyy:41220
>>> >>>>> I0227 21:11:16.820196 333674 stmgr-server.cpp:121] Stmgr stmgr-12
>>> >>>>> closed
>>> >>>>> connection
>>> >>>>>
>>> >>>> --
>>> >>> Thanks
>>> >>> Xiaoyao
>>> >>>
>>> >>
>>> >
>>> > --
>>> > Thanks
>>> > Xiaoyao
>>> >
>>>
>> --
> Best regards,
> Dmitry Rusakov
>

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