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[Thread debugging using libthread_db enabled]
Core was generated by `/opt/couchbase/bin/memcached -X /opt/couchbase/lib/memcached/stdin_term_handler'.
Program terminated with signal 6, Aborted.
#0  0x0000003f18c32885 in raise () from /lib64/libc.so.6

Thread 19 (Thread 0x7f2fac6ea700 (LWP 21420)):
#0  0x0000003f18ce62c3 in epoll_wait () from /lib64/libc.so.6
No symbol table info available.
#1  0x00007f2fb0b90576 in epoll_dispatch (base=0x695c780, tv=<value optimized out>) at epoll.c:404
        epollop = 0x20f20c0
        events = 0x695e480
        i = <value optimized out>
        res = <value optimized out>
        timeout = <value optimized out>
        __func__ = "epoll_dispatch"
#2  0x00007f2fb0b7be44 in event_base_loop (base=0x695c780, flags=<value optimized out>) at event.c:1558
        evsel = 0x7f2fb0db2160
        tv = {tv_sec = 0, tv_usec = 0}
        tv_p = 0x0
        res = <value optimized out>
        done = 0
        retval = 0
        __func__ = "event_base_loop"
#3  0x0000000000414504 in worker_libevent (arg=0x20f7ce0) at daemon/thread.c:301
        me = 0x20f7ce0
#4  0x0000003f194077f1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#5  0x0000003f18ce5ccd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 18 (Thread 0x7f2fae4ed700 (LWP 21417)):
#0  0x0000003f18ce62c3 in epoll_wait () from /lib64/libc.so.6
No symbol table info available.
#1  0x00007f2fb0b90576 in epoll_dispatch (base=0x695c280, tv=<value optimized out>) at epoll.c:404
        epollop = 0x20f2090
        events = 0x695e180
        i = <value optimized out>
        res = <value optimized out>
        timeout = <value optimized out>
        __func__ = "epoll_dispatch"
#2  0x00007f2fb0b7be44 in event_base_loop (base=0x695c280, flags=<value optimized out>) at event.c:1558
        evsel = 0x7f2fb0db2160
        tv = {tv_sec = 0, tv_usec = 0}
        tv_p = 0x0
        res = <value optimized out>
        done = 0
        retval = 0
        __func__ = "event_base_loop"
#3  0x0000000000414504 in worker_libevent (arg=0x20f79f8) at daemon/thread.c:301
        me = 0x20f79f8
#4  0x0000003f194077f1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#5  0x0000003f18ce5ccd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 17 (Thread 0x7f2fb0710700 (LWP 21414)):
#0  0x0000003f18cd89cd in read () from /lib64/libc.so.6
No symbol table info available.
#1  0x0000003f18c71128 in _IO_new_file_underflow () from /lib64/libc.so.6
No symbol table info available.
#2  0x0000003f18c72c2e in _IO_default_uflow_internal () from /lib64/libc.so.6
No symbol table info available.
#3  0x0000003f18c6741a in _IO_getline_info_internal () from /lib64/libc.so.6
No symbol table info available.
#4  0x0000003f18c66279 in fgets () from /lib64/libc.so.6
No symbol table info available.
#5  0x00007f2fb0711939 in check_stdin_thread (arg=<value optimized out>) at extensions/daemon/stdin_check.c:37
        chack = {pointer = 0x403420, exit_function = 0x403420 <shutdown_server>}
        command = "\005", '\000' <repeats 24 times>"\226, \300\030?", '\000' <repeats 12 times>, "\aq\260/\177\000\000\000\000\000\000\000\000\000\000\240\021A\031?\000\000\000\300\tq\260/\177\000\000uF\201\030?\000\000"
#6  0x0000003f194077f1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#7  0x0000003f18ce5ccd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 16 (Thread 0x7f2faa9bf700 (LWP 21423)):
#0  0x0000003f1940edf3 in pread64 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f2faadeca18 in couch_pread (handle=<value optimized out>, buf=0x371ffac31, nbyte=8192, offset=7675904) at src/os.c:38
        fd = 652
        rv = <value optimized out>
#2  0x00007f2fab0968bd in cfs_pread (h=0x34e3f0860, buf=0x371ffac31, sz=8192, off=7675904) at src/couch-kvstore/couch-fs-stats.cc:68
        sf = 0x34e3f0860
        bt = {dest = 0x69c81a8, start = 2233017816164579, name = 0x0, out = 0x0}
#3  0x00007f2faadeb53b in load_buffer_from (handle=0xb22f92f0, buf=<value optimized out>, nbyte=8, offset=<value optimized out>) at src/iobuffer.c:153
        bytes_read = <value optimized out>
#4  buffered_pread (handle=0xb22f92f0, buf=<value optimized out>, nbyte=8, offset=<value optimized out>) at src/iobuffer.c:292
        block_start = 7675904
        buffer = 0x371ffac00
        nbyte_read = <value optimized out>
        h = 0xb22f92f0
        err = <value optimized out>
        total_read = <value optimized out>
#5  0x00007f2faade9b1c in read_skipping_prefixes (db=0x6963030, pos=7678634, ret_ptr=0x7f2faa9bdf68, header=0) at src/couch_file_read.c:27
        read_size = <value optimized out>
        got_bytes = <value optimized out>
#6  pread_bin_internal (db=0x6963030, pos=7678634, ret_ptr=0x7f2faa9bdf68, header=0) at src/couch_file_read.c:53
        info = {chunk_len = 2862341936, crc32 = 32559}
        err = <value optimized out>
        buf = <value optimized out>
#7  0x00007f2faade9d27 in pread_compressed (db=<value optimized out>, pos=<value optimized out>, ret_ptr=0x7f2faa9be008) at src/couch_file_read.c:92
        compressed_buf = 0x370f7c000 ""
        new_buf = <value optimized out>
        len = <value optimized out>
        uncompressed_len = <value optimized out>
        ss = <value optimized out>
#8  0x00007f2faade594a in modify_node (rq=0x7f2faa9be2a0, nptr=0x2cb7d0cb4, start=12, end=13, dst=0x2cb7cff88) at src/btree_modify.c:321
        nodebuf = 0x0
        bufpos = 1
        nodebuflen = 0
        errcode = 0
        local_result = 0x0
#9  0x00007f2faade5bd5 in modify_node (rq=0x7f2faa9be2a0, nptr=0x2cb7cff58, start=12, end=13, dst=0x2cb7ca0c8) at src/btree_modify.c:468
        range_end = <value optimized out>
        klen = <value optimized out>
        val_buf = {buf = 0x370f7d3e4 "", size = <value optimized out>}
        vlen = <value optimized out>
        cmp_key = {buf = 0x370f7d3de "", size = 6}
        cmp_val = <value optimized out>
        nodebuf = 0x370f7d180 ""
        bufpos = 631
        nodebuflen = 871
        errcode = <value optimized out>
        local_result = <value optimized out>
#10 0x00007f2faade5bd5 in modify_node (rq=0x7f2faa9be2a0, nptr=0x7a31080, start=11, end=78, dst=0x2cb7ca010) at src/btree_modify.c:468
        range_end = <value optimized out>
        klen = <value optimized out>
        val_buf = {buf = 0x343d04cde "", size = <value optimized out>}
        vlen = <value optimized out>
        cmp_key = {buf = 0x343d04cd8 "", size = 6}
        cmp_val = <value optimized out>
        nodebuf = 0x343d04c00 ""
        bufpos = 241
        nodebuflen = 481
        errcode = <value optimized out>
        local_result = <value optimized out>
#11 0x00007f2faade6517 in modify_btree (rq=0x7f2faa9be2a0, root=0x7a31080, errcode=0x7f2faa9be34c) at src/btree_modify.c:620
        a = 0x34e3f1ea0
        ret_ptr = 0x7a31080
        root_result = 0x2cb7ca010
#12 0x00007f2faade9299 in update_indexes (db=0x6963030, seqs=0x372ab0810, seqvals=0x372ab0d10, ids=<value optimized out>, idvals=<value optimized out>, numdocs=<value optimized out>) at src/couch_save.c:222
        idacts = 0x1efb84730
        seqacts = 0x370eb4f90
        sorted_ids = <value optimized out>
        actbuf = 0x370eb4800
        new_id_root = 0x1efb84730
        new_seq_root = <value optimized out>
        errcode = COUCHSTORE_SUCCESS
        seqrq = {cmp = {last_cmp_val = -1432624384, last_cmp_key = 0x7f2fb0930d21, list_pos = -1332546672, compare = 0x7f2faadec760 <seq_cmp>, arg = 0x7f2faa9be330}, db = 0x6963030, num_actions = 78, actions = 0x370eb4f90, fetch_callback = 0x20cf3c0, reduce = 0x7f2faadec360 <by_seq_reduce>, rereduce = 0x7f2faadec3b0 <by_seq_rereduce>, compacting = 0}
        idrq = {cmp = {last_cmp_val = -1432624480, last_cmp_key = 0x7f2fb0932125, list_pos = 129069056, compare = 0x7f2faadec710 <ebin_cmp>, arg = 0x7f2faa9be330}, db = 0x6963030, num_actions = 80, actions = 0x370eb4810, fetch_callback = 0x7f2faade9970 <idfetch_update_cb>, reduce = 0x7f2faadec430 <by_id_reduce>, rereduce = 0x7f2faadec4f0 <by_id_rereduce>, compacting = 0}
        tmpsb = {buf = 0x7f2faa9be448 "\312\f", size = 129069056}
        ii = <value optimized out>
        fetcharg = {seqacts = 0x370eb4f90, actpos = 78, seqs = 0x7f2faa9be238, seqvals = 0x7f2faa9be230, valpos = 40, deltermbuf = 0x370eb4800}
#13 0x00007f2faade9861 in couchstore_save_documents (db=0x6963030, docs=0x34da4f540, infos=0x34da4e8c0, numdocs=40, options=1) at src/couch_save.c:354
        errcode = COUCHSTORE_SUCCESS
        ii = <value optimized out>
        seqklist = 0x372ab0810
        idklist = 0x372ab0a90
        seqvlist = 0x372ab0d10
        idvlist = 0x372ab0f90
        term_meta_size = <value optimized out>
        curdoc = <value optimized out>
        seq = <value optimized out>
        fb = 0x372ab0800
#14 0x00007f2fab091587 in CouchKVStore::saveDocs (this=0x69c8000, vbid=607, rev=4, docs=0x34da4f540, docinfos=0x34da4e8c0, docCount=40) at src/couch-kvstore/couch-kvstore.cc:1550
        max = <value optimized out>
        cs_begin = 2233017748671794
        cb = {<Callback<unsigned short>> = {_vptr.Callback = 0x7f2faa9be520, myStatus = -1332537751}, val = 32559, fired = false, so = {<Mutex> = {_vptr.Mutex = 0x34da4e8c0, mutex = {__data = {__lock = 34545664, __count = 0, __owner = -1432623808, __nusers = 32559, __kind = -1332469016, __spins = 32559, __list = {__prev = 0x6958000, __next = 0x7f2fab09f0b8}}, __size = "\000 \017\002\000\000\000\000@囪/\177\000\000\350\"\224\260/\177\000\000\000\200\225\006\000\000\000\000\270\360\t\253/\177\000", __align = 34545664}, holder = 139842702534064, held = false}, cond = {__data = {__lock = -1432623696, __futex = 32559, __total_seq = 139842802673893, __wakeup_seq = 320, __woken_seq = 139842804886368, __mutex = 0x7f2fab054ad0, __nwaiters = 0, __broadcast_seq = 0}, __size = "\260囪/\177\000\000\345蓰/\177\000\000@\001\000\000\000\000\000\000`\253\265\260/\177\000\000\320J\005\253/\177\000\000\000\000\000\000\000\000\000", __align = 139842702534064}}}
        newHeaderPos = <value optimized out>
        db = 0x6963030
        newFileRev = 4
        retried = false
        fileRev = 4
        __PRETTY_FUNCTION__ = "couchstore_error_t CouchKVStore::saveDocs(uint16_t, uint64_t, Doc**, DocInfo**, int)"
        errCode = COUCHSTORE_SUCCESS
        retry_save_docs = false
        retry_begin = 0
#15 0x00007f2fab091cc1 in CouchKVStore::commit2couchstore (this=0x69c8000) at src/couch-kvstore/couch-kvstore.cc:1485
        committedReqs = 0x34da4e000
        __PRETTY_FUNCTION__ = "bool CouchKVStore::commit2couchstore()"
        fileRev = 4
        reqIndex = <value optimized out>
        docs = 0x34da4f540
        docinfos = 0x34da4e8c0
        vbucket2flush = 607
        errCode = <value optimized out>
#16 0x00007f2fab091ff9 in queueItem (this=0x69c8000, itm=..., cb=<value optimized out>) at src/couch-kvstore/couch-kvstore.cc:1617
No locals.
#17 CouchKVStore::set (this=0x69c8000, itm=..., cb=<value optimized out>) at src/couch-kvstore/couch-kvstore.cc:342
        __PRETTY_FUNCTION__ = "virtual void CouchKVStore::set(const Item&, Callback<std::pair<int, long int> >&)"
        deleteItem = false
        dbFile = "/data/bucket-0/608.couch.4"
        fileRev = 4
        requestcb = {setCb = 0x370aab4a0, delCb = 0x370aab4a0}
        req = 0x336f53200
#18 0x00007f2fab021a54 in EventuallyPersistentStore::flushOneDelOrSet (this=0x6954480, qi=..., rejectQueue=std::queue wrapping: std::deque with 0 elements, vb=...) at src/ep.cc:2399
        timer = {dest = 0x6958780, start = 2233017748508157, name = 0x7f2fab0af312 "disk_insert", out = 0x0}
        cb = 0x370aab4a0
        bucket_num = 2634
        itemBytes = <value optimized out>
        found = true
        isDirty = true
        __PRETTY_FUNCTION__ = "int EventuallyPersistentStore::flushOneDelOrSet(const queued_item&, std::queue<SingleThreadedRCPtr<QueuedItem>, std::deque<SingleThreadedRCPtr<QueuedItem>, std::allocator<SingleThreadedRCPtr<QueuedIte"...
        deleted = false
        queued = 18010
        itm = {metaData = {cas = 2232955623084135, seqno = 499, flags = 0, exptime = 0}, value = {value = 0x16b6e000}, key = "039a00eaada6c80a", id = -1, vbucketId = 608, static casCounter = {value = 411}, static metaDataSize = 26}
        ret = 0
        lh = {mutex = @0x6f22528, locked = false}
        v = <value optimized out>
        rowid = <value optimized out>
        dirtied = 18008
#19 0x00007f2fab021d1b in EventuallyPersistentStore::flushOne (this=0x6954480, queue=<value optimized out>, rejectQueue=std::queue wrapping: std::deque with 0 elements, vb=...) at src/ep.cc:2447
        qi = {value = 0x36973c700}
        __PRETTY_FUNCTION__ = "int EventuallyPersistentStore::flushOne(std::queue<SingleThreadedRCPtr<QueuedItem>, std::deque<SingleThreadedRCPtr<QueuedItem>, std::allocator<SingleThreadedRCPtr<QueuedItem> > > >&, std::queue<Single"...
        rv = 0
#20 0x00007f2fab021fab in EventuallyPersistentStore::flushVBQueue (this=0x6954480, vb=..., vb_queue=std::queue wrapping: std::deque with 62 elements = {...}, vbid=608, data_age=<value optimized out>) at src/ep.cc:2009
        n = <value optimized out>
        notified = <value optimized out>
        __PRETTY_FUNCTION__ = "int EventuallyPersistentStore::flushVBQueue(RCPtr<VBucket>&, std::queue<SingleThreadedRCPtr<QueuedItem>, std::deque<SingleThreadedRCPtr<QueuedItem>, std::allocator<SingleThreadedRCPtr<QueuedItem> > > "...
        oldest = 0
        rejectQueue = std::queue wrapping: std::deque with 0 elements
        vb_entry = <value optimized out>
#21 0x00007f2fab025d3e in EventuallyPersistentStore::flushOutgoingQueue (this=0x6954480, flushQueue=0x6954748, flushPhase=@0x6952570, nextVbid=@0x6952578) at src/ep.cc:1954
        vbid = <value optimized out>
        vb_queue = std::queue wrapping: std::deque with 62 elements = {{value = 0x302910780}, {value = 0x19b5cd020}, {value = 0x32cadc060}, {value = 0x31216a1a0}, {value = 0x3124e8c00}, {value = 0x1033faa0}, {value = 0x2f990d340}, {value = 0x44ae2000}, {value = 0x44e4a600}, {value = 0x2f96240c0}, {value = 0x36cab6fa0}, {value = 0x33deb4520}, {value = 0x2f9202c20}, {value = 0x36c186f80}, {value = 0x340173c60}, {value = 0xc136e0a0}, {value = 0x33c8d0e60}, {value = 0x2f28153a0}, {value = 0x311d2da60}, {value = 0x1646afbc0}, {value = 0xf364b220}, {value = 0x3330ecca0}, {value = 0x163b8ec00}, {value = 0x30ed70140}, {value = 0x33d7f3e60}, {value = 0x2da654300}, {value = 0x311647060}, {value = 0x2ebe5f7e0}, {value = 0xddb53280}, {value = 0x2bf7c3640}, {value = 0x2d362eba0}, {value = 0x2fa4fedc0}, {value = 0x2cc46e8a0}, {value = 0x311680b20}, {value = 0x18c644ac0}, {value = 0x33faec560}, {value = 0x336e79e60}, {value = 0xd5686b40}, {value = 0x1784a4640}, {value = 0x3357df520}, {value = 0x2f9202280}, {value = 0x32e4ee3c0}, {value = 0x2eb8eb100}, {value = 0x33778a4a0}, {value = 0xd31e27e0}, {value = 0x311adb0c0}, {value = 0x3115303c0}, {value = 0x1982e49c0}, {value = 0x32e5b1060}, {value = 0x33acf07a0}, {value = 0x3346040e0}, {value = 0x36bac9500}, {value = 0x818941e0}, {value = 0x36b38d1c0}, {value = 0xade8dc40}, {value = 0x36d4e7760}, {value = 0x3191235c0}, {value = 0xc5f896a0}, {value = 0x130f3f700}, {value = 0x30b032060}, {value = 0x2da30c460}, {value = 0x1797ce200}}
        priority_vbs = <value optimized out>
        vb = {value = {<Atomic<VBucket*>> = {value = 0x6ef7c00}, <No data fields>}, lock = {lock = 0}}
        completed = 2508
        iteration = <value optimized out>
        invalid_vbs = std::vector of length 0, capacity 0
        vit = {first = 608, second = std::queue wrapping: std::deque with 62 elements = {{value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }}}
        oldest = 0
        it = <value optimized out>
#22 0x00007f2fab04f11c in Flusher::doFlush (this=0x6952480) at src/flusher.cc:245
        n = <value optimized out>
#23 0x00007f2fab04fab5 in Flusher::step (this=0x6952480, d=..., tid=...) at src/flusher.cc:158
        __PRETTY_FUNCTION__ = "bool Flusher::step(Dispatcher&, TaskId&)"
#24 0x00007f2fab01864a in Dispatcher::run (this=0x699ac40) at src/dispatcher.cc:173
        tv = {tv_sec = 1351701469, tv_usec = 509256}
        startReltime = 18054
        jle = {name = "Running a flusher loop.", ts = 18037, duration = 17138397}
        task = {value = 0x69c4180}
        tlh = {mutex = @0x69c41b8, locked = false}
        runtime = <value optimized out>
        lh = {mutex = @0x699ac50, locked = false}
        __PRETTY_FUNCTION__ = "void Dispatcher::run()"
#25 0x00007f2fab018f4b in launch_dispatcher_thread (arg=0x699ac40) at src/dispatcher.cc:28
        dispatcher = 0x699ac40
#26 0x0000003f194077f1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#27 0x0000003f18ce5ccd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 15 (Thread 0x7f2fad0eb700 (LWP 21419)):
#0  0x0000003f18ce62c3 in epoll_wait () from /lib64/libc.so.6
No symbol table info available.
#1  0x00007f2fb0b90576 in epoll_dispatch (base=0x695ca00, tv=<value optimized out>) at epoll.c:404
        epollop = 0x20f20e0
        events = 0x695e600
        i = <value optimized out>
        res = <value optimized out>
        timeout = <value optimized out>
        __func__ = "epoll_dispatch"
#2  0x00007f2fb0b7be44 in event_base_loop (base=0x695ca00, flags=<value optimized out>) at event.c:1558
        evsel = 0x7f2fb0db2160
        tv = {tv_sec = 0, tv_usec = 0}
        tv_p = 0x0
        res = <value optimized out>
        done = 0
        retval = 0
        __func__ = "event_base_loop"
#3  0x0000000000414504 in worker_libevent (arg=0x20f7be8) at daemon/thread.c:301
        me = 0x20f7be8
#4  0x0000003f194077f1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#5  0x0000003f18ce5ccd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 14 (Thread 0x7f2faeeee700 (LWP 21416)):
#0  0x0000003f1940eadd in sendmsg () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x000000000040f23c in transmit (c=0x6888b00) at daemon/memcached.c:5358
        res = <value optimized out>
        m = 0x68a1b38
#2  conn_mwrite (c=0x6888b00) at daemon/memcached.c:5767
No locals.
#3  0x0000000000405e55 in event_handler (fd=<value optimized out>, which=<value optimized out>, arg=0x6888b00) at daemon/memcached.c:5936
        c = 0x6888b00
        __PRETTY_FUNCTION__ = "event_handler"
        thr = 0x20f7900
#4  0x00007f2fb0b7bf3c in event_process_active_single_queue (base=0x695c500, flags=<value optimized out>) at event.c:1308
        ev = <value optimized out>
        count = 1
#5  event_process_active (base=0x695c500, flags=<value optimized out>) at event.c:1375
        i = <value optimized out>
        c = 0
#6  event_base_loop (base=0x695c500, flags=<value optimized out>) at event.c:1572
        n = <value optimized out>
        evsel = 0x7f2fb0db2160
        tv = {tv_sec = 139842775083456, tv_usec = 270994065013}
        tv_p = <value optimized out>
        res = <value optimized out>
        done = 0
        retval = 0
        __func__ = "event_base_loop"
#7  0x0000000000414504 in worker_libevent (arg=0x20f7900) at daemon/thread.c:301
        me = 0x20f7900
#8  0x0000003f194077f1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#9  0x0000003f18ce5ccd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 13 (Thread 0x7f2fa4fb6700 (LWP 21433)):
#0  0x0000003f1940b75b in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f2fab03498f in wait (this=0x6958900) at src/syncobject.hh:58
        ts = {tv_sec = 1351701475, tv_nsec = 633090000}
#2  wait (this=0x6958900) at src/syncobject.hh:74
        tv = {tv_sec = 1351701475, tv_usec = 633090}
#3  wait (this=0x6958900) at src/tapconnmap.hh:169
        lh = {mutex = @0x6952360, locked = true}
#4  EventuallyPersistentEngine::notifyPendingConnections (this=0x6958900) at src/ep_engine.cc:3382
        blurb = 20161
#5  0x00007f2fab034a73 in EvpNotifyPendingConns (arg=0x6958900) at src/ep_engine.cc:1128
No locals.
#6  0x0000003f194077f1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#7  0x0000003f18ce5ccd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 12 (Thread 0x7f2fadaec700 (LWP 21418)):
#0  0x0000003f18ce62c3 in epoll_wait () from /lib64/libc.so.6
No symbol table info available.
#1  0x00007f2fb0b90576 in epoll_dispatch (base=0x695cc80, tv=<value optimized out>) at epoll.c:404
        epollop = 0x20f2070
        events = 0x695e780
        i = <value optimized out>
        res = <value optimized out>
        timeout = <value optimized out>
        __func__ = "epoll_dispatch"
#2  0x00007f2fb0b7be44 in event_base_loop (base=0x695cc80, flags=<value optimized out>) at event.c:1558
        evsel = 0x7f2fb0db2160
        tv = {tv_sec = 0, tv_usec = 0}
        tv_p = 0x0
        res = <value optimized out>
        done = 0
        retval = 0
        __func__ = "event_base_loop"
#3  0x0000000000414504 in worker_libevent (arg=0x20f7af0) at daemon/thread.c:301
        me = 0x20f7af0
#4  0x0000003f194077f1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#5  0x0000003f18ce5ccd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 11 (Thread 0x7f2fa95bd700 (LWP 21425)):
#0  0x0000003f1940b75b in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f2fab015f88 in wait (this=0x6974360, d=...) at src/syncobject.hh:58
        ts = {tv_sec = 1351764000, tv_nsec = 249901000}
#2  IdleTask::run (this=0x6974360, d=...) at src/dispatcher.cc:336
        lh = {mutex = @0x699b890, locked = true}
#3  0x00007f2fab01864a in Dispatcher::run (this=0x699b880) at src/dispatcher.cc:173
        tv = {tv_sec = 1351683436, tv_usec = 249935}
        startReltime = 21
        jle = {name = Traceback (most recent call last):
  File "/usr/lib64/../share/gdb/python/libstdcxx/v6/printers.py", line 558, in to_string
    return self.val['_M_dataplus']['_M_p'].lazy_string (length = len)
RuntimeError: Cannot access memory at address 0xffffffffffffffe8
, ts = 0, duration = 0}
        task = {value = 0x6974360}
        tlh = {mutex = @0x69c46b8, locked = false}
        runtime = <value optimized out>
        lh = {mutex = @0x699b890, locked = false}
        __PRETTY_FUNCTION__ = "void Dispatcher::run()"
#4  0x00007f2fab018f4b in launch_dispatcher_thread (arg=0x699b880) at src/dispatcher.cc:28
        dispatcher = 0x699b880
#5  0x0000003f194077f1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#6  0x0000003f18ce5ccd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 10 (Thread 0x7f2fa81bb700 (LWP 21427)):
#0  0x0000003f1940b75b in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f2fab03498f in wait (this=0x6958000) at src/syncobject.hh:58
        ts = {tv_sec = 1351701475, tv_nsec = 645531000}
#2  wait (this=0x6958000) at src/syncobject.hh:74
        tv = {tv_sec = 1351701475, tv_usec = 645531}
#3  wait (this=0x6958000) at src/tapconnmap.hh:169
        lh = {mutex = @0x6952240, locked = true}
#4  EventuallyPersistentEngine::notifyPendingConnections (this=0x6958000) at src/ep_engine.cc:3382
        blurb = 5839
#5  0x00007f2fab034a73 in EvpNotifyPendingConns (arg=0x6958000) at src/ep_engine.cc:1128
No locals.
#6  0x0000003f194077f1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#7  0x0000003f18ce5ccd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 9 (Thread 0x7f2fa9fbe700 (LWP 21424)):
#0  0x0000003f1940b75b in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f2fab015f88 in wait (this=0x6974120, d=...) at src/syncobject.hh:58
        ts = {tv_sec = 1351701475, tv_nsec = 381357000}
#2  IdleTask::run (this=0x6974120, d=...) at src/dispatcher.cc:336
        lh = {mutex = @0x699aa90, locked = true}
#3  0x00007f2fab01864a in Dispatcher::run (this=0x699aa80) at src/dispatcher.cc:173
        tv = {tv_sec = 1351701474, tv_usec = 381361}
        startReltime = 18059
        jle = {name = "Batching background fetch.", ts = 18059, duration = 180}
        task = {value = 0x6974120}
        tlh = {mutex = @0x69c4138, locked = false}
        runtime = <value optimized out>
        lh = {mutex = @0x699aa90, locked = false}
        __PRETTY_FUNCTION__ = "void Dispatcher::run()"
#4  0x00007f2fab018f4b in launch_dispatcher_thread (arg=0x699aa80) at src/dispatcher.cc:28
        dispatcher = 0x699aa80
#5  0x0000003f194077f1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#6  0x0000003f18ce5ccd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 8 (Thread 0x7f2fabce9700 (LWP 21422)):
#0  0x0000003f18cab15d in nanosleep () from /lib64/libc.so.6
No symbol table info available.
#1  0x0000003f18cdf124 in usleep () from /lib64/libc.so.6
No symbol table info available.
#2  0x00007f2fab054d75 in updateStatsThread (arg=0x20f44c0) at src/memory_tracker.cc:31
        tracker = 0x20f44c0
#3  0x0000003f194077f1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#4  0x0000003f18ce5ccd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 7 (Thread 0x7f2fa59b7700 (LWP 21432)):
#0  0x0000003f1940b75b in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f2fab015f88 in wait (this=0x6974d80, d=...) at src/syncobject.hh:58
        ts = {tv_sec = 1351701475, tv_nsec = 593741000}
#2  IdleTask::run (this=0x6974d80, d=...) at src/dispatcher.cc:336
        lh = {mutex = @0x69a68d0, locked = true}
#3  0x00007f2fab01864a in Dispatcher::run (this=0x69a68c0) at src/dispatcher.cc:173
        tv = {tv_sec = 1351701470, tv_usec = 603176}
        startReltime = 18055
        jle = {name = "Checkpoint Remover on vb 936", ts = 18055, duration = 1}
        task = {value = 0x6974d80}
        tlh = {mutex = @0x69c4eb8, locked = false}
        runtime = <value optimized out>
        lh = {mutex = @0x69a68d0, locked = false}
        __PRETTY_FUNCTION__ = "void Dispatcher::run()"
#4  0x00007f2fab018f4b in launch_dispatcher_thread (arg=0x69a68c0) at src/dispatcher.cc:28
        dispatcher = 0x69a68c0
#5  0x0000003f194077f1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#6  0x0000003f18ce5ccd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 6 (Thread 0x7f2fa8bbc700 (LWP 21426)):
#0  0x0000003f1940b75b in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f2fab015f88 in wait (this=0x69742d0, d=...) at src/syncobject.hh:58
        ts = {tv_sec = 1351701477, tv_nsec = 81915000}
#2  IdleTask::run (this=0x69742d0, d=...) at src/dispatcher.cc:336
        lh = {mutex = @0x699b6d0, locked = true}
#3  0x00007f2fab01864a in Dispatcher::run (this=0x699b6c0) at src/dispatcher.cc:173
        tv = {tv_sec = 1351701473, tv_usec = 85055}
        startReltime = 18057
        jle = {name = "Checkpoint Remover on vb 936", ts = 18057, duration = 1}
        task = {value = 0x69742d0}
        tlh = {mutex = @0x69c4338, locked = false}
        runtime = <value optimized out>
        lh = {mutex = @0x699b6d0, locked = false}
        __PRETTY_FUNCTION__ = "void Dispatcher::run()"
#4  0x00007f2fab018f4b in launch_dispatcher_thread (arg=0x699b6c0) at src/dispatcher.cc:28
        dispatcher = 0x699b6c0
#5  0x0000003f194077f1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#6  0x0000003f18ce5ccd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 5 (Thread 0x7f2fb0913720 (LWP 21405)):
#0  0x0000003f18ce62c3 in epoll_wait () from /lib64/libc.so.6
No symbol table info available.
#1  0x00007f2fb0b90576 in epoll_dispatch (base=0x695c000, tv=<value optimized out>) at epoll.c:404
        epollop = 0x20f2010
        events = 0x695e000
        i = <value optimized out>
        res = <value optimized out>
        timeout = <value optimized out>
        __func__ = "epoll_dispatch"
#2  0x00007f2fb0b7be44 in event_base_loop (base=0x695c000, flags=<value optimized out>) at event.c:1558
        evsel = 0x7f2fb0db2160
        tv = {tv_sec = 1, tv_usec = 0}
        tv_p = 0x7fff08c055f0
        res = <value optimized out>
        done = 0
        retval = 0
        __func__ = "event_base_loop"
#3  0x0000000000409742 in main (argc=<value optimized out>, argv=<value optimized out>) at daemon/memcached.c:7918
        c = <value optimized out>
        lock_memory = false
        do_daemonize = false
        maxcore = 1
        username = 0x0
        pid_file = 0x0
        pw = <value optimized out>
        rlim = {rlim_cur = 10240, rlim_max = 10240}
        unit = <value optimized out>
        size_max = <value optimized out>
        num_ports = 2
        protocol_specified = true
        tcp_specified = true
        udp_specified = false
        engine = 0x7fff08c07ad9 "/opt/couchbase/lib/memcached/bucket_engine.so"
        engine_config = <value optimized out>
        old_options = '\000' <repeats 1023 times>
        old_opts = <value optimized out>
        nfiles = <value optimized out>
        engine_handle = 0x7f2faf0fa640

Thread 4 (Thread 0x7f2fafafb700 (LWP 21415)):
#0  0x0000003f1940b75b in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f2fafaff4d6 in logger_thead_main (arg=0x20f4040) at extensions/loggers/file_logger.c:368
        tp = {tv_sec = 1351701467, tv_usec = 132}
        ts = {tv_sec = 1351701486, tv_nsec = 0}
        currsize = 1213859
        fp = 0x2104240
        next = 1351701486
#2  0x0000003f194077f1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#3  0x0000003f18ce5ccd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 3 (Thread 0x7f2fa63b8700 (LWP 21431)):
#0  0x0000003f1940b75b in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f2fab015f88 in wait (this=0x6974b40, d=...) at src/syncobject.hh:58
        ts = {tv_sec = 1351764000, tv_nsec = 121900000}
#2  IdleTask::run (this=0x6974b40, d=...) at src/dispatcher.cc:336
        lh = {mutex = @0x69a6a90, locked = true}
#3  0x00007f2fab01864a in Dispatcher::run (this=0x69a6a80) at src/dispatcher.cc:173
        tv = {tv_sec = 1351683438, tv_usec = 122682}
        startReltime = 23
        jle = {name = Traceback (most recent call last):
  File "/usr/lib64/../share/gdb/python/libstdcxx/v6/printers.py", line 558, in to_string
    return self.val['_M_dataplus']['_M_p'].lazy_string (length = len)
RuntimeError: Cannot access memory at address 0xffffffffffffffe8
, ts = 0, duration = 0}
        task = {value = 0x6974b40}
        tlh = {mutex = @0x69c5038, locked = false}
        runtime = <value optimized out>
        lh = {mutex = @0x69a6a90, locked = false}
        __PRETTY_FUNCTION__ = "void Dispatcher::run()"
#4  0x00007f2fab018f4b in launch_dispatcher_thread (arg=0x69a6a80) at src/dispatcher.cc:28
        dispatcher = 0x69a6a80
#5  0x0000003f194077f1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#6  0x0000003f18ce5ccd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 2 (Thread 0x7f2fa77ba700 (LWP 21429)):
#0  0x0000003f1940edf3 in pread64 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00007f2faadeca18 in couch_pread (handle=<value optimized out>, buf=0x69f0431, nbyte=8192, offset=7143424) at src/os.c:38
        fd = 564
        rv = <value optimized out>
#2  0x00007f2fab0968bd in cfs_pread (h=0x2e425f420, buf=0x69f0431, sz=8192, off=7143424) at src/couch-kvstore/couch-fs-stats.cc:68
        sf = 0x2e425f420
        bt = {dest = 0x69c89e8, start = 2233017823433608, name = 0x0, out = 0x0}
#3  0x00007f2faadeb53b in load_buffer_from (handle=0x1a2acc480, buf=<value optimized out>, nbyte=8, offset=<value optimized out>) at src/iobuffer.c:153
        bytes_read = <value optimized out>
#4  buffered_pread (handle=0x1a2acc480, buf=<value optimized out>, nbyte=8, offset=<value optimized out>) at src/iobuffer.c:292
        block_start = 7143424
        buffer = 0x69f0400
        nbyte_read = <value optimized out>
        h = 0x1a2acc480
        err = <value optimized out>
        total_read = <value optimized out>
#5  0x00007f2faade9b1c in read_skipping_prefixes (db=0x6963730, pos=7150202, ret_ptr=0x7f2fa77b8e68, header=0) at src/couch_file_read.c:27
        read_size = <value optimized out>
        got_bytes = <value optimized out>
#6  pread_bin_internal (db=0x6963730, pos=7150202, ret_ptr=0x7f2fa77b8e68, header=0) at src/couch_file_read.c:53
        info = {chunk_len = 2809892400, crc32 = 32559}
        err = <value optimized out>
        buf = <value optimized out>
#7  0x00007f2faade9d27 in pread_compressed (db=<value optimized out>, pos=<value optimized out>, ret_ptr=0x7f2fa77b8f08) at src/couch_file_read.c:92
        compressed_buf = 0x36ebfa700 "\200\243\277n\003"
        new_buf = <value optimized out>
        len = <value optimized out>
        uncompressed_len = <value optimized out>
        ss = <value optimized out>
#8  0x00007f2faade594a in modify_node (rq=0x7f2fa77b91a0, nptr=0x372284ed4, start=42, end=43, dst=0x372284190) at src/btree_modify.c:321
        nodebuf = 0x0
        bufpos = 1
        nodebuflen = 0
        errcode = 0
        local_result = 0x0
#9  0x00007f2faade5bd5 in modify_node (rq=0x7f2fa77b91a0, nptr=0x372284160, start=42, end=47, dst=0x372a180c8) at src/btree_modify.c:468
        range_end = <value optimized out>
        klen = <value optimized out>
        val_buf = {buf = 0x36ebfab04 "", size = <value optimized out>}
        vlen = <value optimized out>
        cmp_key = {buf = 0x36ebfaafe "", size = 6}
        cmp_val = <value optimized out>
        nodebuf = 0x36ebfaa80 ""
        bufpos = 151
        nodebuflen = 871
        errcode = <value optimized out>
        local_result = <value optimized out>
#10 0x00007f2faade5bd5 in modify_node (rq=0x7f2fa77b91a0, nptr=0x8b17f00, start=39, end=364, dst=0x372a18010) at src/btree_modify.c:468
        range_end = <value optimized out>
        klen = <value optimized out>
        val_buf = {buf = 0x37083e2de "", size = <value optimized out>}
        vlen = <value optimized out>
        cmp_key = {buf = 0x37083e2d8 "", size = 6}
        cmp_val = <value optimized out>
        nodebuf = 0x37083e200 ""
        bufpos = 241
        nodebuflen = 481
        errcode = <value optimized out>
        local_result = <value optimized out>
#11 0x00007f2faade6517 in modify_btree (rq=0x7f2fa77b91a0, root=0x8b17f00, errcode=0x7f2fa77b924c) at src/btree_modify.c:620
        a = 0x2e425e8a0
        ret_ptr = 0x8b17f00
        root_result = 0x372a18010
#12 0x00007f2faade9299 in update_indexes (db=0x6963730, seqs=0x372872010, seqvals=0x372873830, ids=<value optimized out>, idvals=<value optimized out>, numdocs=<value optimized out>) at src/couch_save.c:222
        idacts = 0x332220af0
        seqacts = 0x371050440
        sorted_ids = <value optimized out>
        actbuf = 0x37104e000
        new_id_root = 0x332220af0
        new_seq_root = <value optimized out>
        errcode = COUCHSTORE_SUCCESS
        seqrq = {cmp = {last_cmp_val = -1485073920, last_cmp_key = 0x7f2fb0930d21, list_pos = -1332546672, compare = 0x7f2faadec760 <seq_cmp>, arg = 0x7f2fa77b9230}, db = 0x6963730, num_actions = 364, actions = 0x371050440, fetch_callback = 0x20d26c0, reduce = 0x7f2faadec360 <by_seq_reduce>, rereduce = 0x7f2faadec3b0 <by_seq_rereduce>, compacting = 0}
        idrq = {cmp = {last_cmp_val = -1485074016, last_cmp_key = 0x7f2fb0932125, list_pos = 111136768, compare = 0x7f2faadec710 <ebin_cmp>, arg = 0x7f2fa77b9230}, db = 0x6963730, num_actions = 386, actions = 0x37104e010, fetch_callback = 0x7f2faade9970 <idfetch_update_cb>, reduce = 0x7f2faadec430 <by_id_reduce>, rereduce = 0x7f2faadec4f0 <by_id_rereduce>, compacting = 0}
        tmpsb = {buf = 0x7f2fa77b9348 "\315\f", size = 111136768}
        ii = <value optimized out>
        fetcharg = {seqacts = 0x371050440, actpos = 364, seqs = 0x7f2fa77b9138, seqvals = 0x7f2fa77b9130, valpos = 193, deltermbuf = 0x37104e000}
#13 0x00007f2faade9861 in couchstore_save_documents (db=0x6963730, docs=0x36e514700, infos=0x36e516300, numdocs=193, options=1) at src/couch_save.c:354
        errcode = COUCHSTORE_SUCCESS
        ii = <value optimized out>
        seqklist = 0x372872010
        idklist = 0x372872c20
        seqvlist = 0x372873830
        idvlist = 0x372874440
        term_meta_size = <value optimized out>
        curdoc = <value optimized out>
        seq = <value optimized out>
        fb = 0x372872000
#14 0x00007f2fab091587 in CouchKVStore::saveDocs (this=0x69c8840, vbid=394, rev=6, docs=0x36e514700, docinfos=0x36e516300, docCount=193) at src/couch-kvstore/couch-kvstore.cc:1550
        max = <value optimized out>
        cs_begin = 2233017478858263
        cb = {<Callback<unsigned short>> = {_vptr.Callback = 0x7f2fa77b9420, myStatus = -1332537751}, val = 32559, fired = false, so = {<Mutex> = {_vptr.Mutex = 0x36e516300, mutex = {__data = {__lock = 34545664, __count = 0, __owner = -1485073344, __nusers = 32559, __kind = -1332469016, __spins = 32559, __list = {__prev = 0x6958900, __next = 0x7f2fab09f0b8}}, __size = "\000 \017\002\000\000\000\000@\224{\247/\177\000\000\350\"\224\260/\177\000\000\000\211\225\006\000\000\000\000\270\360\t\253/\177\000", __align = 34545664}, holder = 139842650084528, held = 64}, cond = {__data = {__lock = -1485073232, __futex = 32559, __total_seq = 139842802673893, __wakeup_seq = 1544, __woken_seq = 139842804886368, __mutex = 0x7f2fab054ad0, __nwaiters = 0, __broadcast_seq = 0}, __size = "\260\224{\247/\177\000\000\345蓰/\177\000\000\b\006\000\000\000\000\000\000`\253\265\260/\177\000\000\320J\005\253/\177\000\000\000\000\000\000\000\000\000", __align = 139842650084528}}}
        newHeaderPos = <value optimized out>
        db = 0x6963730
        newFileRev = 6
        retried = false
        fileRev = 6
        __PRETTY_FUNCTION__ = "couchstore_error_t CouchKVStore::saveDocs(uint16_t, uint64_t, Doc**, DocInfo**, int)"
        errCode = COUCHSTORE_SUCCESS
        retry_save_docs = false
        retry_begin = 0
#15 0x00007f2fab091cc1 in CouchKVStore::commit2couchstore (this=0x69c8840) at src/couch-kvstore/couch-kvstore.cc:1485
        committedReqs = 0x36e514000
        __PRETTY_FUNCTION__ = "bool CouchKVStore::commit2couchstore()"
        fileRev = 6
        reqIndex = <value optimized out>
        docs = 0x36e514700
        docinfos = 0x36e516300
        vbucket2flush = 394
        errCode = <value optimized out>
#16 0x00007f2fab091ff9 in queueItem (this=0x69c8840, itm=..., cb=<value optimized out>) at src/couch-kvstore/couch-kvstore.cc:1617
No locals.
#17 CouchKVStore::set (this=0x69c8840, itm=..., cb=<value optimized out>) at src/couch-kvstore/couch-kvstore.cc:342
        __PRETTY_FUNCTION__ = "virtual void CouchKVStore::set(const Item&, Callback<std::pair<int, long int> >&)"
        deleteItem = false
        dbFile = "/data/bucket-1/415.couch.6"
        fileRev = 6
        requestcb = {setCb = 0x37075c5a0, delCb = 0x37075c5a0}
        req = 0x3607a9980
#18 0x00007f2fab021a54 in EventuallyPersistentStore::flushOneDelOrSet (this=0x6954d80, qi=..., rejectQueue=std::queue wrapping: std::deque with 0 elements, vb=...) at src/ep.cc:2399
        timer = {dest = 0x6959098, start = 2233017478641221, name = 0x7f2fab0af32a "disk_update", out = 0x0}
        cb = 0x37075c5a0
        bucket_num = 1355
        itemBytes = <value optimized out>
        found = true
        isDirty = true
        __PRETTY_FUNCTION__ = "int EventuallyPersistentStore::flushOneDelOrSet(const queued_item&, std::queue<SingleThreadedRCPtr<QueuedItem>, std::deque<SingleThreadedRCPtr<QueuedItem>, std::allocator<SingleThreadedRCPtr<QueuedIte"...
        deleted = false
        queued = 18005
        itm = {metaData = {cas = 7767750122548303, seqno = 9, flags = 0, exptime = 0}, value = {value = 0x1e72acd00}, key = "022e9d286b17b443", id = 14125, vbucketId = 415, static casCounter = {value = 411}, static metaDataSize = 26}
        ret = 0
        lh = {mutex = @0x82d8428, locked = false}
        v = <value optimized out>
        rowid = <value optimized out>
        dirtied = 18004
#19 0x00007f2fab021d1b in EventuallyPersistentStore::flushOne (this=0x6954d80, queue=<value optimized out>, rejectQueue=std::queue wrapping: std::deque with 0 elements, vb=...) at src/ep.cc:2447
        qi = {value = 0x167e515a0}
        __PRETTY_FUNCTION__ = "int EventuallyPersistentStore::flushOne(std::queue<SingleThreadedRCPtr<QueuedItem>, std::deque<SingleThreadedRCPtr<QueuedItem>, std::allocator<SingleThreadedRCPtr<QueuedItem> > > >&, std::queue<Single"...
        rv = 0
#20 0x00007f2fab021fab in EventuallyPersistentStore::flushVBQueue (this=0x6954d80, vb=..., vb_queue=std::queue wrapping: std::deque with 53 elements = {...}, vbid=415, data_age=<value optimized out>) at src/ep.cc:2009
        n = <value optimized out>
        notified = <value optimized out>
        __PRETTY_FUNCTION__ = "int EventuallyPersistentStore::flushVBQueue(RCPtr<VBucket>&, std::queue<SingleThreadedRCPtr<QueuedItem>, std::deque<SingleThreadedRCPtr<QueuedItem>, std::allocator<SingleThreadedRCPtr<QueuedItem> > > "...
        oldest = 0
        rejectQueue = std::queue wrapping: std::deque with 0 elements
        vb_entry = <value optimized out>
#21 0x00007f2fab025765 in EventuallyPersistentStore::flushHighPriorityVBQueue (this=0x6954d80, flushQueue=0x6955048, data_age=0) at src/ep.cc:2083
        vb_queue = std::queue wrapping: std::deque with 53 elements = {{value = 0x961b0220}, {value = 0x334cd5340}, {value = 0x1367d8580}, {value = 0x311a5a560}, {value = 0x18833e920}, {value = 0x33e4dafe0}, {value = 0x36dabb660}, {value = 0x3342ee220}, {value = 0x333fba120}, {value = 0x333fbbb00}, {value = 0xd2df2b40}, {value = 0x336698f80}, {value = 0x336698f00}, {value = 0x336699340}, {value = 0x33595fb00}, {value = 0x336699240}, {value = 0x36b3c64a0}, {value = 0x3314b6a80}, {value = 0x3314b7f20}, {value = 0x31aabc00}, {value = 0x3314b77e0}, {value = 0x36c9c5c00}, {value = 0x1968e4780}, {value = 0x3314d16c0}, {value = 0x2f8312600}, {value = 0x8d38e720}, {value = 0x3011fcdc0}, {value = 0x36ce27c20}, {value = 0x31277bf80}, {value = 0x32fa74b60}, {value = 0x3462288e0}, {value = 0x32e981e40}, {value = 0x855c97e0}, {value = 0xe121c660}, {value = 0x2d18750e0}, {value = 0x133eae000}, {value = 0x2d1874f00}, {value = 0x311fde860}, {value = 0x2fd469f40}, {value = 0x311fde2a0}, {value = 0x30affc580}, {value = 0x2fd4689a0}, {value = 0x2fd469640}, {value = 0x1931a7800}, {value = 0x33677b420}, {value = 0x33f2934e0}, {value = 0x33b781bc0}, {value = 0xe6657080}, {value = 0x30affc720}, {value = 0x342c006c0}, {value = 0x3120de0c0}, {value = 0x33248a680}, {value = 0x3120df200}}
        vbid = 415
        vb = {value = {<Atomic<VBucket*>> = {value = 0x82fa000}, <No data fields>}, lock = {lock = 0}}
        vit = {first = 415, second = std::queue wrapping: std::deque with 53 elements = {{value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }, {value = }}}
        oldest = 0
        num_items = <value optimized out>
        vblist = std::vector of length 29, capacity 32 = {310, 313, 325, 341, 343, 349, 362, 364, 367, 374, 375, 384, 389, 392, 394, 409, 415, 421, 422, 429, 430, 433, 437, 441, 449, 454, 467, 476, 497}
        it = 415
#22 0x00007f2fab025dd7 in EventuallyPersistentStore::flushOutgoingQueue (this=0x6954d80, flushQueue=0x6955048, flushPhase=@0x6952c30, nextVbid=@0x6952c38) at src/ep.cc:1950
        vbid = 308
        vb_queue = std::queue wrapping: std::deque with 0 elements
        priority_vbs = <value optimized out>
        vb = {value = {<Atomic<VBucket*>> = {value = 0x8671400}, <No data fields>}, lock = {lock = 0}}
        completed = <value optimized out>
        iteration = <value optimized out>
        invalid_vbs = std::vector of length 0, capacity 0
        vit = {first = 308, second = std::queue wrapping: std::deque with 0 elements}
        oldest = 0
        it = <value optimized out>
#23 0x00007f2fab04f11c in Flusher::doFlush (this=0x6952b40) at src/flusher.cc:245
        n = <value optimized out>
#24 0x00007f2fab04fab5 in Flusher::step (this=0x6952b40, d=..., tid=...) at src/flusher.cc:158
        __PRETTY_FUNCTION__ = "bool Flusher::step(Dispatcher&, TaskId&)"
#25 0x00007f2fab01864a in Dispatcher::run (this=0x69a6e00) at src/dispatcher.cc:173
        tv = {tv_sec = 1351701450, tv_usec = 742126}
        startReltime = 18035
        jle = {name = "Running a flusher loop.", ts = 17991, duration = 44488055}
        task = {value = 0x69c4b00}
        tlh = {mutex = @0x69c4b38, locked = false}
        runtime = <value optimized out>
        lh = {mutex = @0x69a6e10, locked = false}
        __PRETTY_FUNCTION__ = "void Dispatcher::run()"
#26 0x00007f2fab018f4b in launch_dispatcher_thread (arg=0x69a6e00) at src/dispatcher.cc:28
        dispatcher = 0x69a6e00
#27 0x0000003f194077f1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#28 0x0000003f18ce5ccd in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 1 (Thread 0x7f2fa6db9700 (LWP 21430)):
#0  0x0000003f18c32885 in raise () from /lib64/libc.so.6
No symbol table info available.
#1  0x0000003f18c34065 in abort () from /lib64/libc.so.6
No symbol table info available.
#2  0x0000003f18c2b9fe in __assert_fail_base () from /lib64/libc.so.6
No symbol table info available.
#3  0x0000003f18c2bac0 in __assert_fail () from /lib64/libc.so.6
No symbol table info available.
#4  0x00007f2fab08f095 in CouchKVStore::fetchDoc (this=0x69c8dc0, db=0x69630a0, docinfo=0x6962ee0, docValue=..., vbId=368, metaOnly=<value optimized out>) at src/couch-kvstore/couch-kvstore.cc:1348
        it = <value optimized out>
        cas = 7764627419727635
        __PRETTY_FUNCTION__ = "couchstore_error_t CouchKVStore::fetchDoc(Db*, DocInfo*, GetValue&, uint16_t, bool)"
        errCode = COUCHSTORE_SUCCESS
        metadata = <value optimized out>
        itemFlags = 0
        exptime = 0
#5  0x00007f2fab0924e1 in CouchKVStore::get (this=0x69c8dc0, key="580cdc808c4a1970", vb=368, cb=...) at src/couch-kvstore/couch-kvstore.cc:394
        db = 0x69630a0
        rv = {value = 0x0, id = 18446744073709551615, status = ENGINE_KEY_ENOENT, partial = false, nru = false}
        docInfo = 0x6962ee0
        __PRETTY_FUNCTION__ = "virtual void CouchKVStore::get(const std::string&, uint64_t, uint16_t, Callback<GetValue>&)"
        dbFile = "/data/bucket-1/368.couch.6"
        errCode = COUCHSTORE_SUCCESS
        id = {buf = 0x2d3afd0c8 "580cdc808c4a1970", size = <value optimized out>}
        start = 2233017763732568
        rc = <value optimized out>
        getMetaOnly = true
#6  0x00007f2fab022877 in EventuallyPersistentStore::completeBGFetch (this=0x6954d80, key="580cdc808c4a1970", vbucket=368, rowid=18446744073709551615, cookie=0x68dd600, init=2233017763695023, type=BG_FETCH_METADATA) at src/ep.cc:1109
        ss = <incomplete type>
        __PRETTY_FUNCTION__ = "void EventuallyPersistentStore::completeBGFetch(const std::string&, uint16_t, uint64_t, const void*, hrtime_t, bg_fetch_type_t)"
        status = <value optimized out>
        lh = {mutex = @0x1, locked = 32}
        vb = {value = {<Atomic<VBucket*>> = {value = 0x7f2fa6db8c50}, <No data fields>}, lock = {lock = 146925906}}
        stop = <value optimized out>
        start = 2233017763728851
        gcb = {<Callback<GetValue>> = {_vptr.Callback = 0x7f2fab2e5110, myStatus = 527340400}, val = {value = 0x0, id = 18446744073709551615, status = ENGINE_KEY_ENOENT, partial = true, nru = false}, fired = false, so = {<Mutex> = {_vptr.Mutex = 0x7f2fab2e5170, mutex = {__data = {__lock = 0, __count = 0, __owner = 0, __nusers = 0, __kind = 0, __spins = 0, __list = {__prev = 0x0, __next = 0x0}}, __size = '\000' <repeats 39 times>, __align = 0}, holder = 0, held = false}, cond = {__data = {__lock = 0, __futex = 0, __total_seq = 0, __wakeup_seq = 0, __woken_seq = 0, __mutex = 0x0, __nwaiters = 0, __broadcast_seq = 0}, __size = '\000' <repeats 47 times>, __align = 0}}}
#7  0x00007f2fab031e7a in BGFetchCallback::callback(Dispatcher&, SingleThreadedRCPtr<Task>&) () from /opt/couchbase/lib/memcached/ep.so
No symbol table info available.
#8  0x00007f2fab01864a in Dispatcher::run (this=0x69a6c40) at src/dispatcher.cc:173
        tv = {tv_sec = 1351701475, tv_usec = 271830}
        startReltime = 18060
        jle = {name = "IdleTask (sleeping)", ts = 18060, duration = 579}
        task = {value = 0x8c2ef80}
        tlh = {mutex = @0x8c2efb8, locked = false}
        runtime = <value optimized out>
        lh = {mutex = @0x69a6c50, locked = false}
        __PRETTY_FUNCTION__ = "void Dispatcher::run()"
#9  0x00007f2fab018f4b in launch_dispatcher_thread (arg=0x69a6c40) at src/dispatcher.cc:28
        dispatcher = 0x69a6c40
#10 0x0000003f194077f1 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#11 0x0000003f18ce5ccd in clone () from /lib64/libc.so.6
No symbol table info available.