Hello All,
Happy New Year...
I was analyzing my library to find the performance of the gRPC & Protobuf
and found the below memory leak. Can you anyone confirm do we have any
memory leak on this version? and mitigation steps to avoid it?
CallStack[2]: memory expires with 456 bytes, backtrace:
0x00007ff07bf23ea0 libjemalloc.so __libc_calloc()+0
0x00007fefee6de830 libgpr.so gpr_zalloc()+43
0x00007feff07b8a74 libgrpc.so
_Z37grpc_completion_queue_create_internal23grpc_cq_completion_type20grpc_cq_polling_typeP29grpc_completion_queue_functor()+252
0x00007feff07bc241 libgrpc.so
_ZL14default_createPK29grpc_completion_queue_factoryPK32grpc_completion_queue_attributes()+47
0x00007feff07bc3b2 libgrpc.so
grpc_completion_queue_create_for_pluck()+129
0x00007feff0f3c499 libgrpc++.so
_ZN4grpc6Server11SyncRequestC2EPS0_PNS_8internal16RpcServiceMethodE()+169
0x00007feff0f3b93e libgrpc++.so
_ZN4grpc6Server11SyncRequestC1EPS0_PNS_8internal16RpcServiceMethodEPN9grpc_core6Server24RegisteredCallAllocationE()+48
0x00007feff0f3c7e2 libgrpc++.so
_ZZN4grpc6Server24SyncRequestThreadManager13AddSyncMethodEPNS_8internal16RpcServiceMethodEPvENKUlvE_clEv()+66
0x00007feff0f3f6a4 libgrpc++.so
_ZNSt17_Function_handlerIFN9grpc_core6Server24RegisteredCallAllocationEvEZN4grpc6Server24SyncRequestThreadManager13AddSyncMethodEPNS4_8internal16RpcServiceMethodEPvEUlvE_E9_M_invokeERKSt9_Any_data()+46
0x00007feff07c53a5 libgrpc.so
_ZNKSt8functionIFN9grpc_core6Server24RegisteredCallAllocationEvEEclEv()+61
0x00007feff07c4705 libgrpc.so
_ZN9grpc_core6Server34AllocatingRequestMatcherRegistered12MatchOrQueueEmPNS0_8CallDataE()+87
0x00007feff07c1cec libgrpc.so
_ZN9grpc_core6Server8CallData13PublishNewRpcEPvP10grpc_error()+212
0x00007feff049c26b libgrpc.so
_ZN9grpc_core7Closure3RunERKNS_13DebugLocationEP12grpc_closureP10grpc_error()+271
0x00007feff07ac264 libgrpc.so
_ZL21post_batch_completionP13batch_control()+687
0x00007feff07ac2f3 libgrpc.so
_ZL17finish_batch_stepP13batch_control()+49
0x00007feff07ac37a libgrpc.so
_ZL25continue_receiving_slicesP13batch_control()+132
0x00007feff07ac7ae libgrpc.so
_ZL21process_data_after_mdP13batch_control()+413
0x00007feff07ac8b2 libgrpc.so
_ZL22receiving_stream_readyPvP10grpc_error()+252
0x00007feff07ac90e libgrpc.so
_ZL39receiving_stream_ready_in_call_combinerPvP10grpc_error()+89
0x00007feff049c26b libgrpc.so
_ZN9grpc_core7Closure3RunERKNS_13DebugLocationEP12grpc_closureP10grpc_error()+271
0x00007feff05fdc18 libgrpc.so
_ZL18recv_message_readyPvP10grpc_error()+638
0x00007feff049c26b libgrpc.so
_ZN9grpc_core7Closure3RunERKNS_13DebugLocationEP12grpc_closureP10grpc_error()+271
0x00007feff05fb211 libgrpc.so
_ZL21hs_recv_message_readyPvP10grpc_error()+213
0x00007feff049c26b libgrpc.so
_ZN9grpc_core7Closure3RunERKNS_13DebugLocationEP12grpc_closureP10grpc_error()+271
0x00007feff05f99df libgrpc.so
_ZN9grpc_core12_GLOBAL__N_18CallData32ContinueRecvMessageReadyCallbackEP10grpc_error()+105
0x00007feff05f94b5 libgrpc.so
_ZN9grpc_core12_GLOBAL__N_18CallData18OnRecvMessageReadyEPvP10grpc_error()+711
0x00007feff0723c3b libgrpc.so
_ZL12exec_ctx_runP12grpc_closureP10grpc_error()+181
0x00007feff072416b libgrpc.so _ZN9grpc_core7ExecCtx5FlushEv()+139
0x00007feff071b7d1 libgrpc.so
_ZL12pollset_workP12grpc_pollsetPP19grpc_pollset_workerl()+406
0x00007feff0723426 libgrpc.so
_ZL12pollset_workP12grpc_pollsetPP19grpc_pollset_workerl()+127
0x00007feff0729927 libgrpc.so
_Z17grpc_pollset_workP12grpc_pollsetPP19grpc_pollset_workerl()+51
0x00007feff07ba594 libgrpc.so
_ZL7cq_nextP21grpc_completion_queue12gpr_timespecPv()+1047
0x00007feff07baaf2 libgrpc.so grpc_completion_queue_next()+63
0x00007feff0f08c3a libgrpc++.so
_ZN4grpc15CompletionQueue17AsyncNextInternalEPPvPb12gpr_timespec()+66
0x00007feff0f3d9fa libgrpc++.so
_ZN4grpc15CompletionQueue9AsyncNextI12gpr_timespecEENS0_10NextStatusEPPvPbRKT_()+88
0x00007feff0f3c689 libgrpc++.so
_ZN4grpc6Server24SyncRequestThreadManager11PollForWorkEPPvPb()+139
0x00007feff0f4d20a libgrpc++.so
_ZN4grpc13ThreadManager12MainWorkLoopEv()+46
0x00007feff0f4ca9b libgrpc++.so
_ZN4grpc13ThreadManager12WorkerThread3RunEv()+27
0x00007feff0f4c95a libgrpc++.so
_ZZN4grpc13ThreadManager12WorkerThreadC4EPS0_ENKUlPvE_clES3_()+28
0x00007feff0f4c97a libgrpc++.so
_ZZN4grpc13ThreadManager12WorkerThreadC4EPS0_ENUlPvE_4_FUNES3_()+29
0x00007fefee6ee48b libgpr.so
_ZZN9grpc_core12_GLOBAL__N_120ThreadInternalsPosixC4EPKcPFvPvES4_PbRKNS_6Thread7OptionsEENKUlS4_E_clES4_()+287
0x00007fefee6ee4bc libgpr.so
_ZZN9grpc_core12_GLOBAL__N_120ThreadInternalsPosixC4EPKcPFvPvES4_PbRKNS_6Thread7OptionsEENUlS4_E_4_FUNES4_()+29
0x00007ff07bafb1ca libpthread-2.28.so start_thread()+234
0x00007ff07b7568d3 libc-2.28.so __GI___clone()+67
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