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Posted to dev@brpc.apache.org by GitBox <gi...@apache.org> on 2021/01/22 08:34:34 UTC
[GitHub] [incubator-brpc] pluswu opened a new issue #1335: 进程停止时死锁
pluswu opened a new issue #1335:
URL: https://github.com/apache/incubator-brpc/issues/1335
**Describe the bug (描述bug)**
**To Reproduce (复现方法)**
非必先
**Expected behavior (期望行为)**
**Versions (各种版本)**
OS: centos
Compiler: g++ 4.8.5
brpc:
protobuf:
**Additional context/screenshots (更多上下文/截图)**
#0 0x00007efc5ad4a42d in __lll_lock_wait () from /lib64/libpthread.so.0
#1 0x00007efc5ad45de6 in _L_lock_870 () from /lib64/libpthread.so.0
#2 0x00007efc5ad45cdf in pthread_mutex_lock () from /lib64/libpthread.so.0
#3 0x00007efc59b14eed in lock_guard (mutex=..., this=<synthetic pointer>) at /data/home/pluswu/incubator-brpc/src/butil/scoped_lock.h:163
#4 bvar::Variable::hide (this=this@entry=0x7efc5a1f7f00 <bvar::g_minflt_second>) at /data/home/pluswu/incubator-brpc/src/bvar/variable.cpp:189
#5 0x00007efc59af899f in ~WindowBase (this=0x7efc5a1f7f00 <bvar::g_minflt_second>, __in_chrg=<optimized out>) at /data/home/pluswu/incubator-brpc/src/bvar/window.h:88
#6 bvar::PerSecond<bvar::PassiveStatus<unsigned long> >::~PerSecond (this=0x7efc5a1f7f00 <bvar::g_minflt_second>, __in_chrg=<optimized out>) at /data/home/pluswu/incubator-brpc/src/bvar/window.h:197
#7 0x00007efc577a0dda in __cxa_finalize () from /lib64/libc.so.6
#8 0x00007efc59aa3023 in __do_global_dtors_aux () from /data/home/user00/server/lib/libbrpc.so
#9 0x00007ffd9f1a6660 in ?? ()
#10 0x00007efc5af67b3a in _dl_fini () from /lib64/ld-linux-x86-64.so.2
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[GitHub] [incubator-brpc] pluswu commented on issue #1335: 进程停止时死锁
Posted by GitBox <gi...@apache.org>.
pluswu commented on issue #1335:
URL: https://github.com/apache/incubator-brpc/issues/1335#issuecomment-765239686
另外一个线程此时正在处理bvar的http输出
0 0x00007efc5ad4a42d in __lll_lock_wait () from /lib64/libpthread.so.0
#1 0x00007efc5ad45de6 in _L_lock_870 () from /lib64/libpthread.so.0
#2 0x00007efc5ad45cdf in pthread_mutex_lock () from /lib64/libpthread.so.0
#3 0x00007efc59b155d7 in unique_lock (mutex=..., this=<synthetic pointer>) at /data/home/pluswu/incubator-brpc/src/butil/scoped_lock.h:218
#4 bvar::Variable::list_exposed (names=names@entry=0x7efc412ea540, display_filter=bvar::DISPLAY_ON_PLAIN_TEXT) at /data/home/pluswu/incubator-brpc/src/bvar/variable.cpp:212
#5 0x00007efc59b16cc2 in bvar::Variable::dump_exposed (dumper=dumper@entry=0x7efc412ea930, poptions=poptions@entry=0x0) at /data/home/pluswu/incubator-brpc/src/bvar/variable.cpp:507
#6 0x00007efc59b96201 in brpc::DumpPrometheusMetricsToIOBuf (output=output@entry=0x7efc28025710) at /data/home/pluswu/incubator-brpc/src/brpc/builtin/prometheus_metrics_service.cpp:198
#7 0x00007efc59b964b9 in brpc::PrometheusMetricsService::default_method (this=<optimized out>, cntl_base=0x7efc28025540, done=0x7efc28025890) at /data/home/pluswu/incubator-brpc/src/brpc/builtin/prometheus_metrics_service.cpp:189
#8 0x00007efc59cc047e in brpc::brpc_metrics::CallMethod (this=0x9f8d120, method=<optimized out>, controller=0x7efc28025540, request=0x7efc28025850, response=0x7efc28025870, done=0x7efc28025890) at /data/home/pluswu/incubator-brpc/brpc/builtin_service.pb.cc:8506
#9 0x00007efc59c16b0f in brpc::policy::ProcessHttpRequest (msg=<optimized out>) at /data/home/pluswu/incubator-brpc/src/brpc/policy/http_rpc_protocol.cpp:1484
#10 0x00007efc59bdbe6a in brpc::ProcessInputMessage (void_arg=void_arg@entry=0x7efc28024620) at /data/home/pluswu/incubator-brpc/src/brpc/input_messenger.cpp:135
#11 0x00007efc59bdcb83 in operator() (this=<optimized out>, last_msg=0x7efc28024620) at /data/home/pluswu/incubator-brpc/src/brpc/input_messenger.cpp:141
#12 brpc::InputMessenger::OnNewMessages (m=0x7efc48028890) at /usr/include/c++/4.8.2/bits/unique_ptr.h:184
#13 0x00007efc59c8b1bd in brpc::Socket::ProcessEvent (arg=0x7efc48028890) at /data/home/pluswu/incubator-brpc/src/brpc/socket.cpp:1017
#14 0x00007efc59b3764a in bthread::TaskGroup::task_runner (skip_remained=<optimized out>) at /data/home/pluswu/incubator-brpc/src/bthread/task_group.cpp:295
#15 0x00007efc59b20991 in bthread_make_fcontext () from /data/home/user00/server/lib/libbrpc.so
#16 0x0000000000000000 in ?? ()
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[GitHub] [incubator-brpc] pluswu commented on issue #1335: 进程停止时死锁
Posted by GitBox <gi...@apache.org>.
pluswu commented on issue #1335:
URL: https://github.com/apache/incubator-brpc/issues/1335#issuecomment-765240938
这是所有线程的堆栈
thread 12 (Thread 0x7efc55e6b700 (LWP 8717)):
#0 0x00007efc578271bd in nanosleep () from /lib64/libc.so.6
#1 0x00007efc57857ed4 in usleep () from /lib64/libc.so.6
#2 0x00007efc59b05c9a in bvar::detail::SamplerCollector::run (this=0x9db32f0) at /data/home/pluswu/incubator-brpc/src/bvar/detail/sampler.cpp:177
#3 0x00007efc59b067d9 in bvar::detail::SamplerCollector::sampling_thread (arg=<optimized out>) at /data/home/pluswu/incubator-brpc/src/bvar/detail/sampler.cpp:110
#4 0x00007efc5ad43e25 in start_thread () from /lib64/libpthread.so.0
#5 0x00007efc5786035d in clone () from /lib64/libc.so.6
Thread 11 (Thread 0x7efc4d925700 (LWP 8728)):
#0 0x00007efc5785a809 in syscall () from /lib64/libc.so.6
#1 0x00007efc59b3c608 in futex_wait_private (timeout=<optimized out>, expected=21951, addr1=0x9f764d0) at /data/home/pluswu/incubator-brpc/src/bthread/sys_futex.h:41
#2 bthread::TimerThread::run (this=0x9f764a0) at /data/home/pluswu/incubator-brpc/src/bthread/timer_thread.cpp:431
#3 0x00007efc59b3cb19 in bthread::TimerThread::run_this (arg=<optimized out>) at /data/home/pluswu/incubator-brpc/src/bthread/timer_thread.cpp:120
#4 0x00007efc5ad43e25 in start_thread () from /lib64/libpthread.so.0
#5 0x00007efc5786035d in clone () from /lib64/libc.so.6
Thread 10 (Thread 0x7efc4d124700 (LWP 8729)):
#0 0x00007efc5785a809 in syscall () from /lib64/libc.so.6
#1 0x00007efc59b35802 in futex_wait_private (timeout=0x0, expected=<optimized out>, addr1=<optimized out>) at /data/home/pluswu/incubator-brpc/src/bthread/sys_futex.h:41
#2 wait (expected_state=..., this=<optimized out>) at /data/home/pluswu/incubator-brpc/src/bthread/parking_lot.h:60
#3 bthread::TaskGroup::wait_task (this=this@entry=0x7efc480008c0, tid=tid@entry=0x7efc4d123a68) at /data/home/pluswu/incubator-brpc/src/bthread/task_group.cpp:124
#4 0x00007efc59b378bb in bthread::TaskGroup::run_main_task (this=this@entry=0x7efc480008c0) at /data/home/pluswu/incubator-brpc/src/bthread/task_group.cpp:152
#5 0x00007efc59b3360e in bthread::TaskControl::worker_thread (arg=0x9f70f20) at /data/home/pluswu/incubator-brpc/src/bthread/task_control.cpp:76
#6 0x00007efc5ad43e25 in start_thread () from /lib64/libpthread.so.0
#7 0x00007efc5786035d in clone () from /lib64/libc.so.6
Thread 9 (Thread 0x7efc4c923700 (LWP 8730)):
#0 0x00007efc5ad4a42d in __lll_lock_wait () from /lib64/libpthread.so.0
#1 0x00007efc5ad45dcb in _L_lock_812 () from /lib64/libpthread.so.0
#2 0x00007efc5ad45c98 in pthread_mutex_lock () from /lib64/libpthread.so.0
#3 0x00007efc59afaf79 in lock (this=<optimized out>) at /data/home/pluswu/incubator-brpc/src/butil/synchronization/lock.h:69
#4 lock_guard (__m=..., this=<synthetic pointer>) at /usr/include/c++/4.8.2/mutex:414
#5 get_value (result=<synthetic pointer>, window_size=10, this=<optimized out>) at /data/home/pluswu/incubator-brpc/src/bvar/detail/sampler.h:149
#6 get_span (this=<optimized out>, result=<synthetic pointer>, window_size=10) at /data/home/pluswu/incubator-brpc/src/bvar/window.h:96
#7 bvar::PerSecond<bvar::PassiveStatus<unsigned long> >::get_value (this=<optimized out>, window_size=10) at /data/home/pluswu/incubator-brpc/src/bvar/window.h:225
#8 0x00007efc59af71e6 in get_value (this=<optimized out>) at /data/home/pluswu/incubator-brpc/src/bvar/window.h:111
#9 bvar::detail::WindowBase<bvar::PassiveStatus<unsigned long>, (bvar::SeriesFrequency)1>::describe (this=<optimized out>, os=..., quote_string=<optimized out>) at /data/home/pluswu/incubator-brpc/src/bvar/window.h:117
#10 0x00007efc59b14d35 in bvar::Variable::describe_exposed (name="process_faults_minor_second", os=..., quote_string=<optimized out>, display_filter=bvar::DISPLAY_ON_PLAIN_TEXT) at /data/home/pluswu/incubator-brpc/src/bvar/variable.cpp:257
#11 0x00007efc59b17cdd in bvar::Variable::dump_exposed (dumper=dumper@entry=0x7efc23fff930, poptions=poptions@entry=0x0) at /data/home/pluswu/incubator-brpc/src/bvar/variable.cpp:515
#12 0x00007efc59b96201 in brpc::DumpPrometheusMetricsToIOBuf (output=output@entry=0x7efc3c022a20) at /data/home/pluswu/incubator-brpc/src/brpc/builtin/prometheus_metrics_service.cpp:198
#13 0x00007efc59b964b9 in brpc::PrometheusMetricsService::default_method (this=<optimized out>, cntl_base=0x7efc3c022850, done=0x7efc3c022ba0) at /data/home/pluswu/incubator-brpc/src/brpc/builtin/prometheus_metrics_service.cpp:189
#14 0x00007efc59cc047e in brpc::brpc_metrics::CallMethod (this=0x9f8d120, method=<optimized out>, controller=0x7efc3c022850, request=0x7efc3c022b60, response=0x7efc3c022b80, done=0x7efc3c022ba0) at /data/home/pluswu/incubator-brpc/brpc/builtin_service.pb.cc:8506
#15 0x00007efc59c16b0f in brpc::policy::ProcessHttpRequest (msg=<optimized out>) at /data/home/pluswu/incubator-brpc/src/brpc/policy/http_rpc_protocol.cpp:1484
#16 0x00007efc59bdbe6a in brpc::ProcessInputMessage (void_arg=void_arg@entry=0x7efc3c022180) at /data/home/pluswu/incubator-brpc/src/brpc/input_messenger.cpp:135
#17 0x00007efc59bdcb83 in operator() (this=<optimized out>, last_msg=0x7efc3c022180) at /data/home/pluswu/incubator-brpc/src/brpc/input_messenger.cpp:141
#18 brpc::InputMessenger::OnNewMessages (m=0x7efc48028690) at /usr/include/c++/4.8.2/bits/unique_ptr.h:184
#19 0x00007efc59c8b1bd in brpc::Socket::ProcessEvent (arg=0x7efc48028690) at /data/home/pluswu/incubator-brpc/src/brpc/socket.cpp:1017
#20 0x00007efc59b3764a in bthread::TaskGroup::task_runner (skip_remained=<optimized out>) at /data/home/pluswu/incubator-brpc/src/bthread/task_group.cpp:295
#21 0x00007efc59b20991 in bthread_make_fcontext () from /data/home/user00/server/lib/libbrpc.so
#22 0x00007efc24000020 in ?? ()
#23 0x0000000000000000 in ?? ()
Thread 8 (Thread 0x7efc44122700 (LWP 8731)):
#0 0x00007efc5785a809 in syscall () from /lib64/libc.so.6
#1 0x00007efc59b35802 in futex_wait_private (timeout=0x0, expected=<optimized out>, addr1=<optimized out>) at /data/home/pluswu/incubator-brpc/src/bthread/sys_futex.h:41
#2 wait (expected_state=..., this=<optimized out>) at /data/home/pluswu/incubator-brpc/src/bthread/parking_lot.h:60
#3 bthread::TaskGroup::wait_task (this=this@entry=0x7efc340008c0, tid=tid@entry=0x7efc44121a68) at /data/home/pluswu/incubator-brpc/src/bthread/task_group.cpp:124
#4 0x00007efc59b378bb in bthread::TaskGroup::run_main_task (this=this@entry=0x7efc340008c0) at /data/home/pluswu/incubator-brpc/src/bthread/task_group.cpp:152
#5 0x00007efc59b3360e in bthread::TaskControl::worker_thread (arg=0x9f70f20) at /data/home/pluswu/incubator-brpc/src/bthread/task_control.cpp:76
#6 0x00007efc5ad43e25 in start_thread () from /lib64/libpthread.so.0
#7 0x00007efc5786035d in clone () from /lib64/libc.so.6
Thread 7 (Thread 0x7efc47fff700 (LWP 8732)):
#0 0x00007efc5785a809 in syscall () from /lib64/libc.so.6
#1 0x00007efc59b35802 in futex_wait_private (timeout=0x0, expected=<optimized out>, addr1=<optimized out>) at /data/home/pluswu/incubator-brpc/src/bthread/sys_futex.h:41
#2 wait (expected_state=..., this=<optimized out>) at /data/home/pluswu/incubator-brpc/src/bthread/parking_lot.h:60
#3 bthread::TaskGroup::wait_task (this=this@entry=0x7efc380008c0, tid=tid@entry=0x7efc47ffea68) at /data/home/pluswu/incubator-brpc/src/bthread/task_group.cpp:124
#4 0x00007efc59b378bb in bthread::TaskGroup::run_main_task (this=this@entry=0x7efc380008c0) at /data/home/pluswu/incubator-brpc/src/bthread/task_group.cpp:152
#5 0x00007efc59b3360e in bthread::TaskControl::worker_thread (arg=0x9f70f20) at /data/home/pluswu/incubator-brpc/src/bthread/task_control.cpp:76
#6 0x00007efc5ad43e25 in start_thread () from /lib64/libpthread.so.0
#7 0x00007efc5786035d in clone () from /lib64/libc.so.6
Thread 6 (Thread 0x7efc477fe700 (LWP 8733)):
#0 0x00007efc5785a809 in syscall () from /lib64/libc.so.6
#1 0x00007efc59b35802 in futex_wait_private (timeout=0x0, expected=<optimized out>, addr1=<optimized out>) at /data/home/pluswu/incubator-brpc/src/bthread/sys_futex.h:41
#2 wait (expected_state=..., this=<optimized out>) at /data/home/pluswu/incubator-brpc/src/bthread/parking_lot.h:60
#3 bthread::TaskGroup::wait_task (this=this@entry=0x7efc2c0008c0, tid=tid@entry=0x7efc477fda68) at /data/home/pluswu/incubator-brpc/src/bthread/task_group.cpp:124
#4 0x00007efc59b378bb in bthread::TaskGroup::run_main_task (this=this@entry=0x7efc2c0008c0) at /data/home/pluswu/incubator-brpc/src/bthread/task_group.cpp:152
#5 0x00007efc59b3360e in bthread::TaskControl::worker_thread (arg=0x9f70f20) at /data/home/pluswu/incubator-brpc/src/bthread/task_control.cpp:76
#6 0x00007efc5ad43e25 in start_thread () from /lib64/libpthread.so.0
#7 0x00007efc5786035d in clone () from /lib64/libc.so.6
Thread 5 (Thread 0x7efc46ffd700 (LWP 8734)):
#0 0x00007efc5ad4a42d in __lll_lock_wait () from /lib64/libpthread.so.0
#1 0x00007efc5ad45de6 in _L_lock_870 () from /lib64/libpthread.so.0
#2 0x00007efc5ad45cdf in pthread_mutex_lock () from /lib64/libpthread.so.0
#3 0x00007efc59b155d7 in unique_lock (mutex=..., this=<synthetic pointer>) at /data/home/pluswu/incubator-brpc/src/butil/scoped_lock.h:218
#4 bvar::Variable::list_exposed (names=names@entry=0x7efc2235e540, display_filter=bvar::DISPLAY_ON_PLAIN_TEXT) at /data/home/pluswu/incubator-brpc/src/bvar/variable.cpp:212
#5 0x00007efc59b16cc2 in bvar::Variable::dump_exposed (dumper=dumper@entry=0x7efc2235e930, poptions=poptions@entry=0x0) at /data/home/pluswu/incubator-brpc/src/bvar/variable.cpp:507
#6 0x00007efc59b96201 in brpc::DumpPrometheusMetricsToIOBuf (output=output@entry=0x7efc300222b0) at /data/home/pluswu/incubator-brpc/src/brpc/builtin/prometheus_metrics_service.cpp:198
#7 0x00007efc59b964b9 in brpc::PrometheusMetricsService::default_method (this=<optimized out>, cntl_base=0x7efc300220e0, done=0x7efc30022430) at /data/home/pluswu/incubator-brpc/src/brpc/builtin/prometheus_metrics_service.cpp:189
#8 0x00007efc59cc047e in brpc::brpc_metrics::CallMethod (this=0x9f8d120, method=<optimized out>, controller=0x7efc300220e0, request=0x7efc300223f0, response=0x7efc30022410, done=0x7efc30022430) at /data/home/pluswu/incubator-brpc/brpc/builtin_service.pb.cc:8506
#9 0x00007efc59c16b0f in brpc::policy::ProcessHttpRequest (msg=<optimized out>) at /data/home/pluswu/incubator-brpc/src/brpc/policy/http_rpc_protocol.cpp:1484
#10 0x00007efc59bdbe6a in brpc::ProcessInputMessage (void_arg=void_arg@entry=0x7efc300211c0) at /data/home/pluswu/incubator-brpc/src/brpc/input_messenger.cpp:135
#11 0x00007efc59bdcb83 in operator() (this=<optimized out>, last_msg=0x7efc300211c0) at /data/home/pluswu/incubator-brpc/src/brpc/input_messenger.cpp:141
#12 brpc::InputMessenger::OnNewMessages (m=0x7efc2c01f600) at /usr/include/c++/4.8.2/bits/unique_ptr.h:184
#13 0x00007efc59c8b1bd in brpc::Socket::ProcessEvent (arg=0x7efc2c01f600) at /data/home/pluswu/incubator-brpc/src/brpc/socket.cpp:1017
#14 0x00007efc59b3764a in bthread::TaskGroup::task_runner (skip_remained=<optimized out>) at /data/home/pluswu/incubator-brpc/src/bthread/task_group.cpp:295
#15 0x00007efc59b20991 in bthread_make_fcontext () from /data/home/user00/server/lib/libbrpc.so
#16 0x0000000000000000 in ?? ()
Thread 4 (Thread 0x7efc467fc700 (LWP 8735)):
#0 0x00007efc5785a809 in syscall () from /lib64/libc.so.6
#1 0x00007efc59b35802 in futex_wait_private (timeout=0x0, expected=<optimized out>, addr1=<optimized out>) at /data/home/pluswu/incubator-brpc/src/bthread/sys_futex.h:41
#2 wait (expected_state=..., this=<optimized out>) at /data/home/pluswu/incubator-brpc/src/bthread/parking_lot.h:60
#3 bthread::TaskGroup::wait_task (this=this@entry=0x7efc240008c0, tid=tid@entry=0x7efc467fba68) at /data/home/pluswu/incubator-brpc/src/bthread/task_group.cpp:124
#4 0x00007efc59b378bb in bthread::TaskGroup::run_main_task (this=this@entry=0x7efc240008c0) at /data/home/pluswu/incubator-brpc/src/bthread/task_group.cpp:152
#5 0x00007efc59b3360e in bthread::TaskControl::worker_thread (arg=0x9f70f20) at /data/home/pluswu/incubator-brpc/src/bthread/task_control.cpp:76
#6 0x00007efc5ad43e25 in start_thread () from /lib64/libpthread.so.0
#7 0x00007efc5786035d in clone () from /lib64/libc.so.6
Thread 3 (Thread 0x7efc45ffb700 (LWP 8736)):
#0 0x00007efc5ad4a42d in __lll_lock_wait () from /lib64/libpthread.so.0
#1 0x00007efc5ad45de6 in _L_lock_870 () from /lib64/libpthread.so.0
#2 0x00007efc5ad45cdf in pthread_mutex_lock () from /lib64/libpthread.so.0
#3 0x00007efc59b155d7 in unique_lock (mutex=..., this=<synthetic pointer>) at /data/home/pluswu/incubator-brpc/src/butil/scoped_lock.h:218
#4 bvar::Variable::list_exposed (names=names@entry=0x7efc412ea540, display_filter=bvar::DISPLAY_ON_PLAIN_TEXT) at /data/home/pluswu/incubator-brpc/src/bvar/variable.cpp:212
#5 0x00007efc59b16cc2 in bvar::Variable::dump_exposed (dumper=dumper@entry=0x7efc412ea930, poptions=poptions@entry=0x0) at /data/home/pluswu/incubator-brpc/src/bvar/variable.cpp:507
#6 0x00007efc59b96201 in brpc::DumpPrometheusMetricsToIOBuf (output=output@entry=0x7efc28025710) at /data/home/pluswu/incubator-brpc/src/brpc/builtin/prometheus_metrics_service.cpp:198
#7 0x00007efc59b964b9 in brpc::PrometheusMetricsService::default_method (this=<optimized out>, cntl_base=0x7efc28025540, done=0x7efc28025890) at /data/home/pluswu/incubator-brpc/src/brpc/builtin/prometheus_metrics_service.cpp:189
#8 0x00007efc59cc047e in brpc::brpc_metrics::CallMethod (this=0x9f8d120, method=<optimized out>, controller=0x7efc28025540, request=0x7efc28025850, response=0x7efc28025870, done=0x7efc28025890) at /data/home/pluswu/incubator-brpc/brpc/builtin_service.pb.cc:8506
#9 0x00007efc59c16b0f in brpc::policy::ProcessHttpRequest (msg=<optimized out>) at /data/home/pluswu/incubator-brpc/src/brpc/policy/http_rpc_protocol.cpp:1484
#10 0x00007efc59bdbe6a in brpc::ProcessInputMessage (void_arg=void_arg@entry=0x7efc28024620) at /data/home/pluswu/incubator-brpc/src/brpc/input_messenger.cpp:135
#11 0x00007efc59bdcb83 in operator() (this=<optimized out>, last_msg=0x7efc28024620) at /data/home/pluswu/incubator-brpc/src/brpc/input_messenger.cpp:141
#12 brpc::InputMessenger::OnNewMessages (m=0x7efc48028890) at /usr/include/c++/4.8.2/bits/unique_ptr.h:184
#13 0x00007efc59c8b1bd in brpc::Socket::ProcessEvent (arg=0x7efc48028890) at /data/home/pluswu/incubator-brpc/src/brpc/socket.cpp:1017
#14 0x00007efc59b3764a in bthread::TaskGroup::task_runner (skip_remained=<optimized out>) at /data/home/pluswu/incubator-brpc/src/bthread/task_group.cpp:295
#15 0x00007efc59b20991 in bthread_make_fcontext () from /data/home/user00/server/lib/libbrpc.so
#16 0x0000000000000000 in ?? ()
Thread 2 (Thread 0x7efc457fa700 (LWP 8737)):
#0 0x00007efc5785a809 in syscall () from /lib64/libc.so.6
#1 0x00007efc59b35802 in futex_wait_private (timeout=0x0, expected=<optimized out>, addr1=<optimized out>) at /data/home/pluswu/incubator-brpc/src/bthread/sys_futex.h:41
#2 wait (expected_state=..., this=<optimized out>) at /data/home/pluswu/incubator-brpc/src/bthread/parking_lot.h:60
#3 bthread::TaskGroup::wait_task (this=this@entry=0x7efc1c0008c0, tid=tid@entry=0x7efc457f9a68) at /data/home/pluswu/incubator-brpc/src/bthread/task_group.cpp:124
#4 0x00007efc59b378bb in bthread::TaskGroup::run_main_task (this=this@entry=0x7efc1c0008c0) at /data/home/pluswu/incubator-brpc/src/bthread/task_group.cpp:152
#5 0x00007efc59b3360e in bthread::TaskControl::worker_thread (arg=0x9f70f20) at /data/home/pluswu/incubator-brpc/src/bthread/task_control.cpp:76
#6 0x00007efc5ad43e25 in start_thread () from /lib64/libpthread.so.0
#7 0x00007efc5786035d in clone () from /lib64/libc.so.6
Thread 1 (Thread 0x7efc5b04dac0 (LWP 8716)):
#0 0x00007efc5ad4a42d in __lll_lock_wait () from /lib64/libpthread.so.0
#1 0x00007efc5ad45de6 in _L_lock_870 () from /lib64/libpthread.so.0
#2 0x00007efc5ad45cdf in pthread_mutex_lock () from /lib64/libpthread.so.0
#3 0x00007efc59b14eed in lock_guard (mutex=..., this=<synthetic pointer>) at /data/home/pluswu/incubator-brpc/src/butil/scoped_lock.h:163
#4 bvar::Variable::hide (this=this@entry=0x7efc5a1f7f00 <bvar::g_minflt_second>) at /data/home/pluswu/incubator-brpc/src/bvar/variable.cpp:189
#5 0x00007efc59af899f in ~WindowBase (this=0x7efc5a1f7f00 <bvar::g_minflt_second>, __in_chrg=<optimized out>) at /data/home/pluswu/incubator-brpc/src/bvar/window.h:88
#6 bvar::PerSecond<bvar::PassiveStatus<unsigned long> >::~PerSecond (this=0x7efc5a1f7f00 <bvar::g_minflt_second>, __in_chrg=<optimized out>) at /data/home/pluswu/incubator-brpc/src/bvar/window.h:197
#7 0x00007efc577a0dda in __cxa_finalize () from /lib64/libc.so.6
#8 0x00007efc59aa3023 in __do_global_dtors_aux () from /data/home/user00/server/lib/libbrpc.so
#9 0x00007ffd9f1a6660 in ?? ()
#10 0x00007efc5af67b3a in _dl_fini () from /lib64/ld-linux-x86-64.so.2
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[GitHub] [incubator-brpc] pluswu commented on issue #1335: bvar::Variable::dump_exposed 时死锁
Posted by GitBox <gi...@apache.org>.
pluswu commented on issue #1335:
URL: https://github.com/apache/incubator-brpc/issues/1335#issuecomment-768246895
本质还是静态数据初始化 多线程与fork顺序不确定性导致的 暂时通过将默认bvar延迟到main函数之后初始化规避这个问题
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[GitHub] [incubator-brpc] pluswu commented on issue #1335: 进程停止时死锁
Posted by GitBox <gi...@apache.org>.
pluswu commented on issue #1335:
URL: https://github.com/apache/incubator-brpc/issues/1335#issuecomment-765956219
看上去和这个类似 https://github.com/apache/incubator-brpc/issues/1085 我这边验证多次发现如果进程用nohup方式启动没有问题 如果用系统api实现daemon就会在导出bvar信息时 固定在下面这里死锁
#3 0x00007efc59afaf79 in lock (this=) at /data/home/pluswu/incubator-brpc/src/butil/synchronization/lock.h:69
#4 lock_guard (__m=..., this=) at /usr/include/c++/4.8.2/mutex:414
#5 get_value (result=, window_size=10, this=) at /data/home/pluswu/incubator-brpc/src/bvar/detail/sampler.h:149
#6 get_span (this=, result=, window_size=10) at /data/home/pluswu/incubator-brpc/src/bvar/window.h:96
#7 bvar::PerSecond<bvar::PassiveStatus >::get_value (this=, window_size=10) at /data/home/pluswu/incubator-brpc/src/bvar/window.h:225
#8 0x00007efc59af71e6 in get_value (this=) at /data/home/pluswu/incubator-brpc/src/bvar/window.h:111
#9 bvar::detail::WindowBase<bvar::PassiveStatus, (bvar::SeriesFrequency)1>::describe (this=, os=..., quote_string=) at /data/home/pluswu/incubator-brpc/src/bvar/window.h:117
#10 0x00007efc59b14d35 in bvar::Variable::describe_exposed (name="process_faults_minor_second", os=..., quote_string=, display_filter=bvar::DISPLAY_ON_PLAIN_TEXT) at /data/home/pluswu/incubator-brpc/src/bvar/variable.cpp:257
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[GitHub] [incubator-brpc] pluswu commented on issue #1335: bvar::Variable::dump_exposed 时死锁
Posted by GitBox <gi...@apache.org>.
pluswu commented on issue #1335:
URL: https://github.com/apache/incubator-brpc/issues/1335#issuecomment-767322555
最小可复现代码
#include <gflags/gflags.h>
#include <brpc/channel.h>
#include <brpc/server.h>
#include <sys/stat.h>
#include <sys/types.h>
#include <sys/utsname.h>
#include "linux/limits.h"
#include <signal.h>
void make_daemon()
{
pid_t pid;
pid = fork() ;
if (pid != 0)
exit(0);
setsid();
signal(SIGINT, SIG_IGN);
signal(SIGHUP, SIG_IGN);
signal(SIGQUIT, SIG_IGN);
signal(SIGPIPE, SIG_IGN);
signal(SIGTTOU, SIG_IGN);
signal(SIGTTIN, SIG_IGN);
signal(SIGCHLD, SIG_IGN);
signal(SIGTERM, SIG_IGN);
signal(SIGHUP, SIG_IGN);
pid = fork() ;
if (pid != 0)
exit(0);
umask(0);
}
int main()
{
make_daemon();
brpc::StartDummyServerAt(8080);
while (true)
{
sleep(1);
}
return 0;
}
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[GitHub] [incubator-brpc] pluswu closed issue #1335: bvar::Variable::dump_exposed 时死锁
Posted by GitBox <gi...@apache.org>.
pluswu closed issue #1335:
URL: https://github.com/apache/incubator-brpc/issues/1335
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