(gdb) thread apply all bt Thread 13 (Thread 0x7f9b532ec700 (LWP 754)): #0 0x00007f9b5584ed84 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x00000000005cac5b in ceph::log::Log::entry (this=0x2b2c000) at log/Log.cc:323 #2 0x00007f9b5584ae9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #3 0x00007f9b53dfaccd in clone () from /lib/x86_64-linux-gnu/libc.so.6 #4 0x0000000000000000 in ?? () Thread 12 (Thread 0x7f9b53aed700 (LWP 755)): #0 0x00007f9b558510c1 in sem_timedwait () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x000000000065bf58 in CephContextServiceThread::entry (this=0x2b4fd00) at common/ceph_context.cc:57 #2 0x00007f9b5584ae9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #3 0x00007f9b53dfaccd in clone () from /lib/x86_64-linux-gnu/libc.so.6 #4 0x0000000000000000 in ?? () Thread 11 (Thread 0x7f9b52aeb700 (LWP 756)): #0 0x00007f9b5585189c in __lll_lock_wait () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x00007f9b5584d065 in _L_lock_858 () from /lib/x86_64-linux-gnu/libpthread.so.0 #2 0x00007f9b5584ceba in pthread_mutex_lock () from /lib/x86_64-linux-gnu/libpthread.so.0 #3 0x0000000000621873 in Mutex::Lock (this=0x2bb0028, no_lockdep=) at common/Mutex.cc:89 #4 0x00000000004b3367 in Locker (m=..., this=) at ./common/Mutex.h:120 #5 Monitor::do_admin_command (this=0x2bb0000, command=..., args=..., ss=...) at mon/Monitor.cc:231 #6 0x00000000004d99d2 in AdminHook::call (this=0x2c67030, command=..., args=..., out=...) at mon/Monitor.cc:223 #7 0x00000000006483a6 in AdminSocket::do_accept (this=0x2b29000) at common/admin_socket.cc:343 #8 0x0000000000649c10 in AdminSocket::entry (this=0x2b29000) at common/admin_socket.cc:241 #9 0x00007f9b5584ae9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #10 0x00007f9b53dfaccd in clone () from /lib/x86_64-linux-gnu/libc.so.6 #11 0x0000000000000000 in ?? () Thread 10 (Thread 0x7f9b522ea700 (LWP 757)): #0 0x00007f9b53df4033 in select () from /lib/x86_64-linux-gnu/libc.so.6 #1 0x0000000000597dd4 in SignalHandler::entry (this=0x2b34600) at global/signal_handler.cc:210 #2 0x00007f9b5584ae9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #3 0x00007f9b53dfaccd in clone () from /lib/x86_64-linux-gnu/libc.so.6 #4 0x0000000000000000 in ?? () Thread 9 (Thread 0x7f9b51ae9700 (LWP 760)): #0 0x00007f9b5584ed84 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x000000000063be01 in Wait (mutex=..., this=0x2bada60) at ./common/Cond.h:55 #2 SimpleMessenger::reaper_entry (this=0x2bad580) at msg/SimpleMessenger.cc:206 #3 0x000000000064061d in SimpleMessenger::ReaperThread::entry (this=) at msg/SimpleMessenger.h:422 #4 0x00007f9b5584ae9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #5 0x00007f9b53dfaccd in clone () from /lib/x86_64-linux-gnu/libc.so.6 #6 0x0000000000000000 in ?? () ---Type to continue, or q to quit--- Thread 8 (Thread 0x7f9b512e8700 (LWP 761)): #0 0x00007f9b5585189c in __lll_lock_wait () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x00007f9b558542b8 in _L_cond_lock_874 () from /lib/x86_64-linux-gnu/libpthread.so.0 #2 0x00007f9b55854088 in __pthread_mutex_cond_lock () from /lib/x86_64-linux-gnu/libpthread.so.0 #3 0x00007f9b5584f1b2 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 #4 0x0000000000646f0b in WaitUntil (when=..., mutex=..., this=0x2bb0090) at common/Cond.h:71 #5 SafeTimer::timer_thread (this=0x2bb0080) at common/Timer.cc:114 #6 0x00000000006478bd in SafeTimerThread::entry (this=) at common/Timer.cc:38 #7 0x00007f9b5584ae9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #8 0x00007f9b53dfaccd in clone () from /lib/x86_64-linux-gnu/libc.so.6 #9 0x0000000000000000 in ?? () Thread 7 (Thread 0x7f9b50ae7700 (LWP 762)): #0 0x00007f9b5584ed84 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x00000000006f151d in leveldb::port::CondVar::Wait() () #2 0x00000000006da91b in leveldb::DBImpl::MakeRoomForWrite(bool) () #3 0x00000000006dac63 in leveldb::DBImpl::Write(leveldb::WriteOptions const&, leveldb::WriteBatch*) () #4 0x0000000000582927 in LevelDBStore::submit_transaction_sync (this=, t=...) at os/LevelDBStore.h:154 #5 0x00000000004913da in MonitorDBStore::apply_transaction (this=0x7fff7cbe9d60, t=...) at mon/MonitorDBStore.h:217 #6 0x00000000004a31a7 in Monitor::handle_sync_chunk (this=0x2bb0000, m=0x2bb8080) at mon/Monitor.cc:1612 #7 0x00000000004c2eab in Monitor::handle_sync (this=0x2bb0000, m=0x2bb8080) at mon/Monitor.cc:1783 #8 0x00000000004c3df0 in Monitor::_ms_dispatch (this=0x2bb0000, m=0x2bb8080) at mon/Monitor.cc:3196 #9 0x00000000004da9e2 in Monitor::ms_dispatch (this=0x2bb0000, m=0x2bb8080) at mon/Monitor.h:1385 #10 0x00000000006b1771 in ms_deliver_dispatch (m=0x2bb8080, this=0x2bad580) at msg/Messenger.h:566 #11 DispatchQueue::entry (this=0x2bad668) at msg/DispatchQueue.cc:119 #12 0x000000000063fe2d in DispatchQueue::DispatchThread::entry (this=) at msg/DispatchQueue.h:104 #13 0x00007f9b5584ae9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #14 0x00007f9b53dfaccd in clone () from /lib/x86_64-linux-gnu/libc.so.6 #15 0x0000000000000000 in ?? () Thread 6 (Thread 0x7f9b502e6700 (LWP 763)): #0 0x00007f9b53def313 in poll () from /lib/x86_64-linux-gnu/libc.so.6 #1 0x00000000006a5b75 in Accepter::entry (this=0x2bad640) at msg/Accepter.cc:197 #2 0x00007f9b5584ae9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #3 0x00007f9b53dfaccd in clone () from /lib/x86_64-linux-gnu/libc.so.6 #4 0x0000000000000000 in ?? () Thread 5 (Thread 0x7f9b55c5f700 (LWP 764)): #0 0x00007f9b5584ed84 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x00000000006c8ddd in Wait (mutex=..., this=0x2b3bbe8) at ./common/Cond.h:55 #2 Pipe::writer (this=0x2b3ba00) at msg/Pipe.cc:1575 #3 0x00000000006d313d in Pipe::Writer::entry (this=) at msg/Pipe.h:59 #4 0x00007f9b5584ae9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #5 0x00007f9b53dfaccd in clone () from /lib/x86_64-linux-gnu/libc.so.6 #6 0x0000000000000000 in ?? () ---Type to continue, or q to quit--- Thread 4 (Thread 0x7f9b4fae5700 (LWP 765)): #0 0x00007f9b5584ed84 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x00000000006c8ddd in Wait (mutex=..., this=0x2b3b968) at ./common/Cond.h:55 #2 Pipe::writer (this=0x2b3b780) at msg/Pipe.cc:1575 #3 0x00000000006d313d in Pipe::Writer::entry (this=) at msg/Pipe.h:59 #4 0x00007f9b5584ae9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #5 0x00007f9b53dfaccd in clone () from /lib/x86_64-linux-gnu/libc.so.6 #6 0x0000000000000000 in ?? () Thread 3 (Thread 0x7f9b4f9e4700 (LWP 766)): #0 0x00007f9b53def313 in poll () from /lib/x86_64-linux-gnu/libc.so.6 #1 0x00000000006bccd2 in Pipe::tcp_read_wait (this=) at msg/Pipe.cc:2109 #2 0x00000000006bcff0 in Pipe::tcp_read (this=0x2b3b780, buf=0x7f9b4f9e3dbf "\377", len=1) at msg/Pipe.cc:2082 #3 0x00000000006d0164 in Pipe::reader (this=0x2b3b780) at msg/Pipe.cc:1324 #4 0x00000000006d315d in Pipe::Reader::entry (this=) at msg/Pipe.h:47 #5 0x00007f9b5584ae9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #6 0x00007f9b53dfaccd in clone () from /lib/x86_64-linux-gnu/libc.so.6 #7 0x0000000000000000 in ?? () Thread 2 (Thread 0x7f9b4f8e3700 (LWP 767)): #0 0x00007f9b53def313 in poll () from /lib/x86_64-linux-gnu/libc.so.6 #1 0x00000000006bccd2 in Pipe::tcp_read_wait (this=) at msg/Pipe.cc:2109 #2 0x00000000006bcff0 in Pipe::tcp_read (this=0x2b3ba00, buf=0x7f9b4f8e2dbf "\377", len=1) at msg/Pipe.cc:2082 #3 0x00000000006d0164 in Pipe::reader (this=0x2b3ba00) at msg/Pipe.cc:1324 #4 0x00000000006d315d in Pipe::Reader::entry (this=) at msg/Pipe.h:47 #5 0x00007f9b5584ae9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #6 0x00007f9b53dfaccd in clone () from /lib/x86_64-linux-gnu/libc.so.6 #7 0x0000000000000000 in ?? () Thread 1 (Thread 0x7f9b55c73780 (LWP 753)): #0 0x00007f9b5584c148 in pthread_join () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x0000000000641d42 in Thread::join (this=0x2bad7f0, prval=) at common/Thread.cc:121 #2 0x000000000063ab58 in SimpleMessenger::wait (this=0x2bad580) at msg/SimpleMessenger.cc:502 #3 0x000000000048c76e in main (argc=, argv=) at ceph_mon.cc:506 (gdb)