GNU gdb (GDB) Red Hat Enterprise Linux 7.6.1-120.el7 Copyright (C) 2013 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law. Type "show copying" and "show warranty" for details. This GDB was configured as "x86_64-redhat-linux-gnu". For bug reporting instructions, please see: ... Reading symbols from /opt/couchbase/bin/memcached...Reading symbols from /usr/lib/debug/opt/couchbase/bin/memcached-7.2.0-5067.x86_64.debug...done. done. [New LWP 66304] [New LWP 66253] [New LWP 66254] [New LWP 66264] [New LWP 66265] [New LWP 66266] [New LWP 66270] [New LWP 66273] [New LWP 66285] [New LWP 66286] [New LWP 66287] [New LWP 66288] [New LWP 66289] [New LWP 66290] [New LWP 66291] [New LWP 66292] [New LWP 66293] [New LWP 66294] [New LWP 66295] [New LWP 66296] [New LWP 66297] [New LWP 66298] [New LWP 66299] [New LWP 66300] [New LWP 66301] [New LWP 66302] [New LWP 66306] [New LWP 66307] [New LWP 66308] [New LWP 66309] [New LWP 66310] [New LWP 66311] [New LWP 66312] [New LWP 66313] [New LWP 66314] [New LWP 66315] [New LWP 66316] [New LWP 66317] [New LWP 66482] [New LWP 66483] [New LWP 66484] [New LWP 66485] [New LWP 66486] [New LWP 66487] [New LWP 66488] [New LWP 66489] [New LWP 66490] [New LWP 66491] [New LWP 66492] [New LWP 66493] [New LWP 66494] [New LWP 66495] [New LWP 66496] [New LWP 66497] [New LWP 66498] [New LWP 66499] [New LWP 66500] [New LWP 66501] [New LWP 66502] [New LWP 66583] [New LWP 66584] To enable execution of this file add add-auto-load-safe-path /usr/lib64/libthread_db-1.0.so line to your configuration file "/root/.gdbinit". To completely disable this security protection add set auto-load safe-path / line to your configuration file "/root/.gdbinit". For more information about this security protection see the "Auto-loading safe path" section in the GDB manual. E.g., run from the shell: info "(gdb)Auto-loading safe path" Core was generated by `/opt/couchbase/bin/memcached -C /opt/couchbase/var/lib/couchbase/config/memcach'. #0 0x00007fdf19e65387 in __GI_raise (sig=sig@entry=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:55 55 return INLINE_SYSCALL (tgkill, 3, pid, selftid, sig); #0 0x00007fdf19e65387 in __GI_raise (sig=sig@entry=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:55 resultvar = 0 pid = 66253 selftid = 66304 #1 0x00007fdf19e66a78 in __GI_abort () at abort.c:90 save_stage = 2 act = {__sigaction_handler = {sa_handler = 0x7fdf1a1f71c0 <_IO_2_1_stderr_>, sa_sigaction = 0x7fdf1a1f71c0 <_IO_2_1_stderr_>}, sa_mask = {__val = {140596189719497, 0, 140596189238003, 140592237595928, 140596192702912, 1, 140596192703043, 140596192686976, 140596189244174, 140596192702912, 10, 140594949130592, 0, 140595284591760, 140596189245443, 140596192702912}}, sa_flags = 444312592, sa_restorer = 0x105ae90 } sigs = {__val = {32, 0 }} #2 0x00007fdf1a7b063c in __gnu_cxx::__verbose_terminate_handler () at /tmp/deploy/objdir/../gcc-10.2.0/libstdc++-v3/libsupc++/vterminate.cc:95 terminating = false t = #3 0x0000000000b1d4cb in backtrace_terminate_handler() () at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/utilities/terminate_handler.cc:88 No locals. #4 0x00007fdf1a7bb8f6 in __cxxabiv1::__terminate(void (*)()) () at /tmp/deploy/objdir/../gcc-10.2.0/libstdc++-v3/libsupc++/eh_terminate.cc:48 No locals. #5 0x00007fdf1a7bb961 in std::terminate () at /tmp/deploy/objdir/../gcc-10.2.0/libstdc++-v3/libsupc++/eh_terminate.cc:58 No locals. #6 0x00007fdf1a7bbbf4 in __cxxabiv1::__cxa_throw (obj=obj@entry=0x7fded0000940, tinfo=0x105aca8 , dest=0x4429d0 <_ZNSt16invalid_argumentD1Ev@plt>) at /tmp/deploy/objdir/../gcc-10.2.0/libstdc++-v3/libsupc++/eh_throw.cc:95 globals = header = 0x7fded00008c0 #7 0x00000000004a9bfa in Collections::VB::Manifest::throwException (this=this@entry=0x7fdefc74d4a0, thrower=..., error=...) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/engines/ep/src/collections/vbucket_manifest.h:1093 No locals. #8 0x00000000004bac7e in Collections::VB::Manifest::updateDataSize (this=0x7fdefc74d4a0, sid=..., delta=) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/engines/ep/src/collections/vbucket_manifest.cc:1611 itr = {, true>> = {_M_cur = 0x0}, } __FUNCTION__ = "updateDataSize" #9 0x00000000007a8227 in Collections::VB::Manifest::updateScopeDataSize(folly::f14::detail::NodeContainerIterator const*>, long) const () at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/engines/ep/src/collections/vbucket_manifest_entry.h:75 __FUNCTION__ = "updateScopeDataSize" #10 0x00000000007a8afb in updateScopeDataSize (delta=, this=0x7fdee3fec7b0) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/engines/ep/src/collections/vbucket_manifest_handles.h:585 No locals. #11 Collections::VB::Manifest::applyFlusherStats(CollectionID, Collections::VB::FlushAccounting::StatisticsUpdate const&) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/engines/ep/src/collections/vbucket_manifest.cc:304 collection = { = {readLock = {lock_ = 0x7fdefc74d538, token_ = {type_ = folly::SharedMutexToken::INLINE_SHARED, slot_ = 58366}}, manifest = 0x7fdefc74d4a0}, itr = { const*, std::pair*>> = {}, underlying_ = {itemPtr_ = 0x7fdefc45fd48, index_ = 7}}} #12 0x000000000089b06b in Collections::VB::Flush::postCommitMakeStatsVisible (this=0x7fdee3fecf00) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/engines/ep/src/collections/flush.cc:121 __for_range = @0x7fdee3fecfe0: { _M_h = {, std::__detail::_Select1st, std::equal_to, std::hash, std::__detail::_Mod_range_hashing, std::__detail::_Default_ranged_hash, std::__detail::_Hashtable_traits >> = {, std::__detail::_Select1st, std::hash, std::__detail::_Mod_range_hashing, std::__detail::_Default_ranged_hash, true>> = {> = { = {}, }, , true>> = {> = {}, }, > = { = {}, }, }, , true>> = {> = {> = {}, }, }, }, , std::allocator >, std::__detail::_Select1st, std::equal_to, std::hash, std::__detail::_Mod_range_hashing, std::__detail::_Default_ranged_hash, std::__detail::_Prime_rehash_policy, std::__detail::_Hashtable_traits, true>> = {}, , std::allocator >, std::__detail::_Select1st, std::equal_to, std::hash, std::__detail::_Mod_range_hashing, std::__detail::_Default_ranged_hash, std::__detail::_Prime_rehash_policy, std::__detail::_Hashtable_traits, false>> = {, std::allocator >, std::__detail::_Select1st, std::equal_to, std::hash, std::__detail::_Mod_range_hashing, std::__detail::_Default_ranged_hash, std::__detail::_Prime_rehash_policy, std::__detail::_Hashtable_traits >> = {}, }, , std::allocator >, std::__detail::_Select1st, std::equal_to, std::hash, std::__detail::_Mod_range_hashing, std::__detail::_Default_ranged_hash, std::__detail::_Prime_rehash_policy, std::__detail::_Hashtable_traits, std::integral_constant >> = {}, , std::allocator >, std::__detail::_Select1st, std::equal_to, std::hash, std::__detail::_Mod_range_hashing, std::__detail::_Default_ranged_hash, std::__detail::_Prime_rehash_policy, std::__detail::_Hashtable_traits, true>> = {}, , true> > >> = {, true> >, true>> = {, true> >> = {<__gnu_cxx::new_allocator, true> >> = {}, }, }, }, _M_buckets = 0x7fde32369800, _M_bucket_count = 13, _M_before_begin = {_M_nxt = 0x7fde69ab2640}, _M_element_count = 7, _M_rehash_policy = {static _S_growth_factor = 2, _M_max_load_factor = 1, _M_next_resize = 13}, _M_single_bucket = 0x0}} cid = @0x7fde69573008: flushStats = @0x7fde69573010: #13 0x000000000087c6ae in MagmaKVStore::saveDocs(MagmaKVStoreTransactionContext&, VB::Commit&, kvstats_ctx&) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/engines/ep/src/kvstore/magma-kvstore/magma-kvstore.cc:1554 ninserts = 103 ndeletes = 0 vbid = {vbid = 844} writeDocsCB = localDbReqs = { >> = { _M_impl = {> = {<__gnu_cxx::new_allocator> = {}, }, >::_Vector_impl_data> = {_M_start = 0x7fde2d27a700, _M_finish = 0x7fde2d27a940, _M_end_of_storage = 0x7fde2d27a940}, }}, } magmaDbStats = { = {_vptr.UserStats = 0x1047840 }, docCount = 103, purgeSeqno = {> = {}, val = 0}, highSeqno = {> = {}, val = 120249}, droppedCollectionCounts = { _M_h = {, std::__detail::_Select1st, std::equal_to, std::hash, std::__detail::_Mod_range_hashing, std::__detail::_Default_ranged_hash, std::__detail::_Hashtable_traits >> = {, std::__detail::_Select1st, std::hash, std::__detail::_Mod_range_hashing, std::__detail::_Default_ranged_hash, false>> = {> = { = {}, }, , true>> = {> = {> = {}, }, }, > = { = {}, }, }, , true>> = {> = {> = {}, }, }, }, , std::allocator >, std::__detail::_Select1st, std::equal_to, std::hash, std::__detail::_Mod_range_hashing, std::__detail::_Default_ranged_hash, std::__detail::_Prime_rehash_policy, std::__detail::_Hashtable_traits, true>> = {}, , std::allocator >, std::__detail::_Select1st, std::equal_to, std::hash, std::__detail::_Mod_range_hashing, std::__detail::_Default_ranged_hash, std::__detail::_Prime_rehash_policy, std::__detail::_Hashtable_traits, false>> = {, std::allocator >, std::__detail::_Select1st, std::equal_to, std::hash, std::__detail::_Mod_range_hashing, std::__detail::_Default_ranged_hash, std::__detail::_Prime_rehash_policy, std::__detail::_Hashtable_traits >> = {}, }, , std::allocator >, std::__detail::_Select1st, std::equal_to, std::hash, std::__detail::_Mod_range_hashing, std::__detail::_Default_ranged_hash, std::__detail::_Prime_rehash_policy, std::__detail::_Hashtable_traits, std::integral_constant >> = {}, , std::allocator >, std::__detail::_Select1st, std::equal_to, std::hash, std::__detail::_Mod_range_hashing, std::__detail::_Default_ranged_hash, std::__detail::_Prime_rehash_policy, std::__detail::_Hashtable_traits, true>> = {}, , false> > >> = {, false> >, true>> = {, false> >> = {<__gnu_cxx::new_allocator, false> >> = {}, }, }, }, _M_buckets = 0x7fdee3fec9b0, _M_bucket_count = 1, _M_before_begin = {_M_nxt = 0x0}, _M_element_count = 0, _M_rehash_policy = { static _S_growth_factor = 2, _M_max_load_factor = 1, _M_next_resize = 0}, _M_single_bucket = 0x0}}} postWriteOps = { >> = { _M_impl = {> = {<__gnu_cxx::new_allocator> = {}, }, >::_Vector_impl_data> = {_M_start = 0x7fde2732f300, _M_finish = 0x7fde2732f6a8, _M_end_of_storage = 0x7fde2732f980}, }}, } lastSeqno = 120249 beginTime = {__d = {__r = 7284646585208617}} saveDocsDuration = {__r = 148795} postWriteDocsCB = ctx = writeOps = { >> = { _M_impl = {> = {<__gnu_cxx::new_allocator> = {}, }, >::_Vector_impl_data> = {_M_start = 0x7fde1e62a000, _M_finish = 0x7fde1e62fb68, _M_end_of_storage = 0x7fde1e62fb68}, }}, } status = {s = {_M_t = { >> = { _M_t = { >> = { >> = {, true>> = {> = {}, }, }, > = {_M_head_impl = 0x0}, }, }}, }}} #14 0x0000000000875276 in MagmaKVStore::commit(std::unique_ptr >, VB::Commit&) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/engines/ep/src/kvstore/magma-kvstore/magma-kvstore.cc:757 ctx = @0x7fde27d08cf0: kvctx = {commitData = @0x7fdee3fecf00, onDiskPrepareDelta = 0, onDiskPrepareBytesDelta = 0} success = true errCode = #15 0x000000000081d915 in EPBucket::commit(KVStoreIface&, std::unique_ptr >, VB::Commit&) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/engines/ep/src/ep_bucket.cc:952 timer = {dest = 0x7fdf0c1f9600, start = {__d = {__r = 7284646436410436}}, name = 0xc6506d "disk_commit", out = 0x0} commit_start = vbid = {vbid = 844} res = commit_time = #16 0x0000000000825620 in EPBucket::flushVBucket_UNLOCKED(LockedVBucketPtr) () at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/engines/ep/src/ep_bucket.cc:825 vbid = {vbid = 844} toFlush = {items = { >, std::allocator > > >> = { _M_impl = { > >> = {<__gnu_cxx::new_allocator > >> = {}, }, >, std::allocator > > >::_Vector_impl_data> = {_M_start = 0x0, _M_finish = 0x0, _M_end_of_storage = 0x0}, }}, }, ranges = { >> = { _M_impl = {> = {<__gnu_cxx::new_allocator> = {}, }, >::_Vector_impl_data> = {_M_start = 0x0, _M_finish = 0x0, _M_end_of_storage = 0x0}, }}, }, moreAvailable = true, maxDeletedRevSeqno = {> = { >> = {}, _M_payload = {> = {_M_payload = {_M_empty = {}, _M_value = 3991990486463756610}, _M_engaged = false}, }}, >> = {}, }, checkpointType = Memory, flushHandle = { _M_t = { >> = { _M_t = { >> = { >> = {, true>> = {> = {}, }, }, > = {_M_head_impl = 0x7fde7c5068e0}, }, }}, }}} moreAvailable = wakeupCheckpointRemover = range = rwUnderlying = 0x7fdf0c2aec00 ctx = {_M_t = { >> = { _M_t = { >> = { >> = {, true>> = {> = {}, }, }, > = {_M_head_impl = 0x0}, }, }}, }} mustDedupe = prev = persistedVbState = vbstate = {static CurrentVersion = 4, maxDeletedSeqno = {counter = {_M_elems = "\001\000\000\000\000"}}, highSeqno = 120024, purgeSeqno = 0, lastSnapStart = 119950, lastSnapEnd = 120026, maxCas = 1672856747752947712, hlcCasEpochSeqno = 1, mightContainXattrs = false, supportsNamespaces = true, version = 4, persistedCompletedSeqno = 0, persistedPreparedSeqno = 0, highPreparedSeqno = 112393, maxVisibleSeqno = 120024, onDiskPrepares = 0, onDiskPrepareBytes = 0, checkpointType = Memory, transition = {failovers = {static npos = 18446744073709551615, _M_dataplus = {> = {<__gnu_cxx::new_allocator> = {}, }, _M_p = 0x7fdebc692260

}, _M_string_length = 30, {_M_local_buf = "\036\000\000\000\000\000\000\000\000\004\000\000\000\000\000", _M_allocated_capacity = 30}}, replicationTopology = { m_type = nlohmann::detail::null, m_value = {object = 0x0, array = 0x0, string = 0x0, binary = 0x0, boolean = false, number_integer = 0, number_unsigned = 0, number_float = 0}}, state = vbucket_state_replica}} logged = false callback = {__this = 0x7fdf0c47c380, __logged = @0x7fdee3fecc1f, __vbid = {vbid = }} writeOp = commitData = {collections = {collections = { _M_h = {, std::__detail::_Select1st, std::equal_to, std::hash, std::__detail::_Mod_range_hashing, std::__detail::_Default_ranged_hash, std::__detail::_Hashtable_traits >> = {, std::__detail::_Select1st, std::hash, std::__detail::_Mod_range_hashing, std::__detail::_Default_ranged_hash, true>> = {> = { = {}, }, , true>> = {> = {}, }, > = { = {}, }, }, , true>> = {> = {> = {}, }, }, }, , std::allocator >, std::__detail::_Select1st, std::equal_to, std::hash, std::__detail::_Mod_range_hashing, std::__detail::_Default_ranged_hash, std::__detail::_Prime_rehash_policy, std::__detail::_Hashtable_traits, true>> = {}, , std::allocator >, std::__detail::_Select1st, std::equal_to, std::hash, std::__detail::_Mod_range_hashing, std::__detail::_Default_ranged_hash, std::__detail::_Prime_rehash_policy, std::__detail::_Hashtable_traits, false>> = {, std::allocator >, std::__detail::_Select1st, std::equal_to, std::hash, std::__detail::_Mod_range_hashing, std::__detail::_Default_ranged_hash, std::__detail::_Prime_rehash_policy, std::__detail::_Hashtable_traits >> = {}, }, , std::allocator >, std::__detail::_Select1st, std::equal_to, std::hash, std::__detail::_Mod_range_hashing, std::__detail::_Default_ranged_hash, std::__detail::_Prime_rehash_policy, std::__detail::_Hashtable_traits, std::integral_constant >> = {}, , std::allocator >, std::__detail::_Select1st, std::equal_to, std::hash, std::__detail::_Mod_range_hashing, std::__detail::_Default_ranged_hash, std::__detail::_Prime_rehash_policy, std::__detail::_Hashtable_traits, true>> = {}, , true> > >> = {, true> >, true>> = {, true> >> = {<__gnu_cxx::new_allocator, true> >> = {}, }, }, }, _M_buckets = 0x7fdee3fecf30, _M_bucket_count = 1, _M_before_begin = {_M_nxt = 0x0}, _M_element_count = 0, _M_rehash_policy = {static _S_growth_factor = 2, _M_max_load_factor = 1, _M_next_resize = 0}, _M_single_bucket = 0x0}}, collectionMods = { _M_h = {, std::__detail::_Select1st, std::equal_to, std::hash, std::__detail::_Mod_range_hashing, std::__detail::_Default_ranged_hash, std::__detail::_Hashtable_traits >> = {, std::__detail::_Select1st, std::hash, std::__detail::_Mod_range_hashing, std::__detail::_Default_ranged_hash, true>> = {> = { = {}, }, , true>> = {> = {}, }, > = { = {}, }, }, , true>> = {> = {> = {}, }, }, }, , std::allocator >, std::__detail::_Select1st, std::equal_to, std::hash, std::__detail::_Mod_range_hashing, std::__detail::_Default_ranged_hash, std::__detail::_Prime_rehash_policy, std::__detail::_Hashtable_traits, true>> = {}, , std::allocator >, std::__detail::_Select1st, std::equal_to, std::hash, std::__detail::_Mod_range_hashing, std::__detail::_Default_ranged_hash, std::__detail::_Prime_rehash_policy, std::__detail::_Hashtable_traits, false>> = {, std::allocator >, std::__detail::_Select1st, std::equal_to, std::hash, std::__detail::_Mod_range_hashing, std::__detail::_Default_ranged_hash, std::__detail::_Prime_rehash_policy, std::__detail::_Hashtable_traits >> = {}, }, , std::allocator >, std::__detail::_Select1st, std::equal_to, std::hash, std::__detail::_Mod_range_hashing, std::__detail::_Default_ranged_hash, std::__detail::_Prime_rehash_policy, std::__detail::_Hashtable_traits, std::integral_constant >> = {}, , std::allocator >, std::__detail::_Select1st, std::equal_to, std::hash, std::__detail::_Mod_range_hashing, std::__detail::_Default_ranged_hash, std::__detail::_Prime_rehash_policy, std::__detail::_Hashtable_traits, true>> = {}, , true> > >> = {, true> >, true>> = {, true> >> = {<__gnu_cxx::new_allocator, true> >> = {}, }, }, }, _M_buckets = 0x7fdee3fecf68, _M_bucket_count = 1, _M_before_begin = {_M_nxt = 0x0}, _M_element_count = 0, _M_rehash_policy = {static _S_growth_factor = 2, _M_max_load_factor = 1, _M_next_resize = 0}, _M_single_bucket = 0x0}}, scopes = { _M_h = {, std::__detail::_Select1st, std::equal_to, std::hash, std::__detail::_Mod_range_hashing, std::__detail::_Default_ranged_hash, std::__detail::_Hashtable_traits