[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib64/libthread_db.so.1".
Core was generated by `/usr/local/nebula/bin/nebula-graphd --flagfile /usr/local/nebula/etc/nebula-gra'.
Program terminated with signal 11, Segmentation fault.
#0 0x000000000140ba61 in ?? ()
Missing separate debuginfos, use: debuginfo-install nebula-graph-3.2.0-1.x86_64
(gdb) bt
#0 0x000000000140ba61 in ?? ()
#1 0x0000000001425fa4 in ?? ()
#2 0x000000000208798c in ?? ()
#3 0x00000000020cfddb in folly::EventBase::FunctionLoopCallback::runLoopCallback() ()
#4 0x00000000020c89ca in folly::EventBase::runLoopCallbacks(boost::intrusive::list<folly::EventBase::LoopCallback, boost::intrusive::constant_time_size<false> >&) ()
#5 0x00000000020c8a57 in folly::EventBase::runLoopCallbacks() ()
#6 0x00000000020cad03 in folly::EventBase::loopBody(int, bool) ()
#7 0x00000000020cb88e in folly::EventBase::loop() ()
#8 0x00000000020ce4c8 in folly::EventBase::loopForever() ()
#9 0x0000000002058bd9 in folly::IOThreadPoolExecutor::threadRun(std::shared_ptr<folly::ThreadPoolExecutor::Thread>) ()
#10 0x0000000002067147 in void folly::detail::function::FunctionTraits<void ()>::callBig<std::_Bind<void (folly::ThreadPoolExecutor::*(folly::ThreadPoolExecutor*, std::shared_ptr<folly::ThreadPoolExecutor::Thread>))(std::shared_ptr<folly::ThreadPoolExecutor::Thread>)> >(folly::detail::function::Data&) ()
#11 0x0000000002676210 in ?? ()
#12 0x00007f49da95cea5 in start_thread () from /lib64/libpthread.so.0
#13 0x00007f49da685b0d in clone () from /lib64/libc.so.6
I20220906 09:30:24.451346 52948 MetaClient.cpp:137] Waiting for the metad to be ready!
W20220906 09:30:34.451423 52948 FileBasedClusterIdMan.cpp:43] Open file failed, error No such file or directory
E20220906 09:30:37.456985 52948 MetaClient.cpp:112] Heartbeat failed, status:Machine not existed!