Stefan,
that is a 1.10.0, right? That was the first version without nested locking and
I fixed 2 possible dead locks in 1.10.1.
I am about to release a 1.10.2 with added conformity checks and a fix for
client omitting EOF flags. Could you give that one a try?
-Stefan
> Am 18.04.2017 um 14:57 schrieb Stefan Priebe - Profihost AG
> <s.pri...@profihost.ag>:
>
> Hi,
>
> i saw that all of them are still serving one h2 connection.
>
> server-status:
> 0-3 32375 42/64/181 G 30.09 1020776 214 1285.1 2.40
> 5.81
> h081217236127.dyn.cm.kabsi.at h2 XXXX:443 GET
> /wp-content/uploads/0000Bloglr212222-8003asd.jpg HTTP/2.0
>
> And they all have Mode of operation => G
>
> thread apply all bt full shows:
> #0 0x00007f8e80b687fc in __lll_lock_wait () from
> /lib/x86_64-linux-gnu/libpthread.so.0
> No symbol table info available.
> #1 0x00007f8e80b6b6f8 in _L_cond_lock_886 () from
> /lib/x86_64-linux-gnu/libpthread.so.0
> No symbol table info available.
> #2 0x00007f8e80b6b464 in __pthread_mutex_cond_lock () from
> /lib/x86_64-linux-gnu/libpthread.so.0
> No symbol table info available.
> #3 0x00007f8e80b6650a in pthread_cond_timedwait@@GLIBC_2.3.2 () from
> /lib/x86_64-linux-gnu/libpthread.so.0
> No symbol table info available.
> #4 0x00007f8e80d92322 in apr_thread_cond_timedwait
> (cond=0x7f8d7846bc70, mutex=0x7f8d7846bc20, timeout=60000000) at
> locks/unix/thread_cond.c:89
> rv = <optimized out>
> then = <optimized out>
> abstime = {tv_sec = 1491843095, tv_nsec = 700198000}
> #5 0x000055e62c0951c5 in r_wait_space (premain=<synthetic pointer>,
> pbl=0x7f8de853da60, block=APR_BLOCK_READ, beam=0x7f8d7846bb08) at
> h2_bucket_beam.c:337
> status = <optimized out>
> #6 append_bucket (pbl=0x7f8de853da60, block=APR_BLOCK_READ,
> b=0x7f8d7846dd38, beam=0x7f8d7846bb08) at h2_bucket_beam.c:776
> data = 0x7f8de853dac8 "\240\037"
> len = 0
> space_left = 0
> status = <optimized out>
> #7 h2_beam_send (beam=0x7f8d7846bb08, sender_bb=0x7f8d7864ba90,
> block=APR_BLOCK_READ) at h2_bucket_beam.c:906
> force_report = 1
> b = 0x7f8d7846dd38
> status = 0
> bl = {mutex = 0x7f8d7846bc20, leave = 0x55e62c094250
> <mutex_leave>, leave_ctx = 0x0}
> #8 0x000055e62c08f3aa in send_out (task=0x7f8d7846f740,
> bb=0x7f8d7864ba90, block=1) at h2_task.c:100
> written = 8096
> left = 140245585033024
> status = 1
> #9 0x000055e62c08f976 in slave_out (task=0x7f8d7846f740,
> f=0x7f8d7846bdd8, bb=0x7f8d7864ba90) at h2_task.c:177
> status = -512
> flush = 0
> blocking = 1
> #10 0x000055e62c08fbfd in h2_filter_slave_output (filter=0x7f8d7846bdd8,
> brigade=0x7f8d7864ba90) at h2_task.c:370
> task = 0x7f8d7846f740
> status = <optimized out>
> #11 0x000055e62bffc01c in ap_content_length_filter (f=0x7f8d78472ca8,
> b=0x7f8d7864ba90) at protocol.c:1713
> r = 0x7f8d78471750
> ctx = 0x7f8d7864bc90
> e = 0x7f8d7864ba98
> eblock = (unknown: 2159446012)
> #12 0x000055e62c04853d in deflate_out_filter (f=0x7f8d7864b650,
> bb=0x7f8d7864b8f8) at mod_deflate.c:961
> rv = -512
> r = 0x7f8d78471750
> ctx = 0x7f8d7864b9a8
> len = 8096
> blen = 1157663
> data = 0x7f8d7e40b000 "/*! jQuery v2.1.4 | (c) 2005, 2015 jQuery
> Foundation, Inc. | jquery.org/license
> */\n!function(a,b){\"object\"==typeof module&&\"object\"==typeof
> module.exports?module.exports=a.document?b(a,!0):function(a)"...
> c = 0x55e62c7a7498
> #13 0x000055e62c044b1d in filter_harness (f=0x7f8d7846bc28, bb=0x80) at
> mod_filter.c:323
> ret = -512
> cachecontrol = 0xfffffffffffffe00 <error: Cannot access memory
> at address 0xfffffffffffffe00>
> filter = 0xe
> #14 0x000055e62c002242 in default_handler (r=0x7f8d78471750) at core.c:4746
> c = 0x7f8d7846b720
> bb = 0x7f8d7864b8f8
> e = 0xfffffffffffffe00
> d = 0x7f8d7864dfa0
> fd = 0x7f8d7864b7b8
> bld_content_md5 = 2019866872
> #15 0x000055e62c014130 in ap_run_handler (r=r@entry=0x7f8d78471750) at
> config.c:170
> pHook = <optimized out>
> n = 11
> rv = -1
> #16 0x000055e62c014679 in ap_invoke_handler (r=0x7f8d78471750) at
> config.c:434
> handler = <optimized out>
> p = <optimized out>
> result = <optimized out>
> old_handler = 0x0
> ignore = <optimized out>
> #17 0x000055e62c04dcb2 in ap_process_async_request (r=0x7f8d78471750) at
> http_request.c:436
> c = 0x7f8d7846b720
> access_status = 0
> #18 0x000055e62c04de50 in ap_process_request (r=0x7f8d78471750) at
> http_request.c:471
> bb = 0x7f8d7846bd80
> c = 0x7f8d7846b720
> rv = -512
> #19 0x000055e62c08ec32 in h2_task_process_request (c=<optimized out>,
> task=<optimized out>) at h2_task.c:666
> req = 0x7f8d78471750
> cs = 0x7f8d7846bd80
> r = 0x7f8d78471750
> #20 h2_task_process_conn (c=0x7f8d7846bc28) at h2_task.c:713
> ctx = 0x7f8d7846bd80
> #21 0x000055e62c01e130 in ap_run_process_connection (c=0x7f8d7846b720)
> at connection.c:42
> pHook = <optimized out>
> n = 0
> rv = -1
> #22 0x000055e62c09012b in h2_task_do (task=0x7f8d7846f740,
> thread=0x55e62cb0ce70, worker_id=0) at h2_task.c:623
> c = 0x7f8d7846b720
> #23 0x000055e62c093619 in slot_run (thread=0x55e62cb0ce70,
> wctx=0x55e62c8b9268) at h2_workers.c:217
> slot = 0x55e62c8b9268
> #24 0x00007f8e80b620a4 in start_thread () from
> /lib/x86_64-linux-gnu/libpthread.so.0
> No symbol table info available.
> #25 0x00007f8e8089762d in clone () from /lib/x86_64-linux-gnu/libc.so.6
> No symbol table info available.
>
> Thread 3 (Thread 0x7f8da678c700 (LWP 28251)):
> #0 0x00007f8e80b687fc in __lll_lock_wait () from
> /lib/x86_64-linux-gnu/libpthread.so.0
> No symbol table info available.
> #1 0x00007f8e80b644b9 in _L_lock_909 () from
> /lib/x86_64-linux-gnu/libpthread.so.0
> No symbol table info available.
> #2 0x00007f8e80b642e0 in pthread_mutex_lock () from
> /lib/x86_64-linux-gnu/libpthread.so.0
> No symbol table info available.
> #3 0x000055e62c0942a8 in enter_yellow (pbl=0x7f8da678a8d0,
> beam=0x7f8d7846bb08) at h2_bucket_beam.c:217
> ctx = <optimized out>
> enter = <optimized out>
> #4 h2_beam_emitted (proxy=0x7f8cd435bd38, beam=0x7f8d7846bb08) at
> h2_bucket_beam.c:352
> bl = {mutex = 0x7f8d7846bc20, leave = 0x55e62c094250
> <mutex_leave>, leave_ctx = 0x7f8c9806b3ed}
> b = <optimized out>
> next = <optimized out>
> #5 beam_bucket_destroy (data=0x7f8cd435bd38) at h2_bucket_beam.c:106
> data = 0x7f8cd435bd38
> d = 0x7f8cd435bd38
> #6 0x00007f8e80fb584c in apr_brigade_cleanup (data=0x7f8d1002d220) at
> buckets/apr_brigade.c:44
> b = 0x7f8d1002d220
> e = 0x7f8cd435bab8
> #7 0x000055e62c094be4 in h2_beam_leave (beam=0x7f8d7846bb08) at
> h2_bucket_beam.c:701
> bl = {mutex = 0x7f8d7846bc20, leave = 0x55e62c094250
> <mutex_leave>, leave_ctx = 0x4}
> #8 0x000055e62c08a7e2 in h2_stream_rst (stream=0x7f8d1002cc00,
> error_code=8) at h2_stream.c:608
> No locals.
> #9 0x000055e62c084870 in on_stream_close_cb (ngh2=<optimized out>,
> stream_id=<optimized out>, error_code=8, userp=0x7f8d10135620) at
> h2_session.c:266
> #10 0x00007f8e81666c22 in ?? () from
> /usr/lib/x86_64-linux-gnu/libnghttp2.so.14
> No symbol table info available.
> #11 0x00007f8e8166823d in ?? () from
> /usr/lib/x86_64-linux-gnu/libnghttp2.so.14
> No symbol table info available.
> #12 0x00007f8e8166c7cb in nghttp2_session_mem_recv () from
> /usr/lib/x86_64-linux-gnu/libnghttp2.so.14
> No symbol table info available.
> #13 0x000055e62c079695 in recv_RAW_DATA (c=<optimized out>,
> cin=0x7f8d10135cb0, block=APR_NONBLOCK_READ, b=0x7f8ca80e4a88) at
> h2_filter.c:59
> status = 0
> len = 13
> data = 0x7f8c9806b3e0 ""
> session = 0x7f8d10135620
> n = <optimized out>
> #14 recv_RAW_brigade (c=<optimized out>, cin=0x7f8d10135cb0,
> bb=0x7f8d10135e18, block=APR_NONBLOCK_READ) at h2_filter.c:100
> status = 0
> b = 0x7f8ca80e4a88
> consumed = <optimized out>
> #15 0x000055e62c07a29c in h2_filter_core_input (f=0x7f8c9806d738,
> brigade=0x7f8d10135ce0, mode=AP_MODE_READBYTES, block=APR_NONBLOCK_READ,
> readbytes=0) at h2_filter.c:182
> cin = 0x7f8d10135cb0
> saved_timeout = -1
> #16 0x000055e62c084b82 in session_read (block=<optimized out>,
> readlen=491520, session=0x7f8d10135620) at h2_session.c:1481
> status = <optimized out>
> rstatus = 0
> c = 0x7f8d7808e858
> read_start = 1919
> #17 h2_session_read (session=0x7f8d10135620, block=<optimized out>) at
> h2_session.c:1538
> No locals.
> #18 0x000055e62c08857f in h2_session_process (session=0x7f8d10135620,
> async=128) at h2_session.c:2126
> c = 0x7f8d7808e858
> mpm_state = 1
> trace = 0
> #19 0x000055e62c0789ce in h2_conn_run (ctx=<optimized out>,
> c=0x7f8d7808e858) at h2_conn.c:203
> status = <optimized out>
> mpm_state = 0
> session = 0x7f8d10135620
> #20 0x000055e62c07bb21 in h2_h2_process_conn (c=0x7f8d7808e858) at
> h2_h2.c:659
> ctx = 0x7f8c9806d668
> #21 0x000055e62c01e130 in ap_run_process_connection (c=0x7f8d7808e858)
> at connection.c:42
> pHook = <optimized out>
> n = 2
> rv = -1
> #22 0x000055e62c0b8830 in process_socket (my_thread_num=<optimized out>,
> my_child_num=<optimized out>, cs=0x7f8d7808e7c8, sock=<optimized out>,
> p=<optimized out>, thd=<optimized out>) at event.c:1134
> c = 0x55e62c0e3748
> sbh = 0x7f8d7808e7b0
> #23 worker_thread (thd=0x7f8d7846bc28, dummy=0x80) at event.c:2137
> process_slot = 5
> thread_slot = 121
> csd = 0x7f8d7808e5c0
> cs = 0x0
> ptrans = 0x7f8d7808e538
> is_idle = 2013849544
> te = 0x0
> #24 0x00007f8e80b620a4 in start_thread () from
> /lib/x86_64-linux-gnu/libpthread.so.0
> No symbol table info available.
> #25 0x00007f8e8089762d in clone () from /lib/x86_64-linux-gnu/libc.so.6
> No symbol table info available.
>
> Thread 2 (Thread 0x7f8d7ef3d700 (LWP 28405)):
> #0 0x00007f8e80897c03 in epoll_wait () from /lib/x86_64-linux-gnu/libc.so.6
> No symbol table info available.
> #1 0x00007f8e80d99a93 in impl_pollset_poll (pollset=0x55e62c8459f0,
> timeout=<optimized out>, num=0x7f8d7ef3ce6c, descriptors=0x7f8d7ef3ce88)
> at poll/unix/epoll.c:266
> ret = <optimized out>
> i = <optimized out>
> j = <optimized out>
> rv = 0
> fdptr = <optimized out>
> #2 0x000055e62c0ba297 in listener_thread (thd=0x2c, dummy=0x0) at
> event.c:1738
> workers_were_busy = 0
> ep = 0x54d70667c9d88
> te = 0x0
> rc = 4
> tpool = 0x55e62c328eb8 <ap_server_conf>
> csd = 0x7f8d78006ce0
> ptrans = 0x7f8d78006c58
> lr = 0x54d70667c9d83
> have_idle_worker = 0
> out_pfd = 0x7f8de0002918
> num = 0
> timeout_interval = 140247325214952
> pt = 0x1
> closed = 1
> #3 0x00007f8e80b620a4 in start_thread () from
> /lib/x86_64-linux-gnu/libpthread.so.0
> No symbol table info available.
> #4 0x00007f8e8089762d in clone () from /lib/x86_64-linux-gnu/libc.so.6
> No symbol table info available.
>
> Thread 1 (Thread 0x7f8e8215a780 (LWP 27400)):
> #0 0x00007f8e80b634db in pthread_join () from
> /lib/x86_64-linux-gnu/libpthread.so.0
> No symbol table info available.
> #1 0x00007f8e80d9e4ab in apr_thread_join (retval=0x7ffda735e794,
> thd=0x7f8de00dbb48) at threadproc/unix/thread.c:217
> stat = <optimized out>
> thread_stat = 0x1
> #2 0x000055e62bfedeb3 in join_workers (listener=0x7f8de00dbb48,
> threads=0x55e62cb2f960) at event.c:2376
> thread_rv = 21990
> #3 0x000055e62bfee25a in child_main (child_num_arg=5,
> child_bucket=749926752) at event.c:2574
> threads = 0x55e62cb2f960
> ts = 0x55e62c844430
> thread_attr = 0x55e62c844450
> start_thread_id = 0x55e62c8444b0
> #4 0x000055e62c0b8fe0 in make_child (s=0x7f8d7ef3d9d0, slot=5,
> bucket=0) at event.c:2646
> No locals.
> #5 0x000055e62c0b950c in server_main_loop (num_buckets=<optimized out>,
> remaining_children_to_start=<optimized out>) at event.c:2916
> ps = 0xfffffffffffffe00
> status = 0
> pid = {pid = 21894, in = 0x7f8e80d89d76 <find_entry+134>, out =
> 0x0, err = 0xc}
> child_slot = 5
> exitwhy = APR_PROC_EXIT
> processed_status = 0
> #6 event_run (_pconf=0x7f8d7ef3d9d0, plog=0x5, s=0xc8) at event.c:3035
> remaining_children_to_start = 0
> #7 0x000055e62bff642e in ap_run_mpm (pconf=0x55e62c74f138,
> plog=0x55e62c790bb8, s=0x55e62c7805a8) at mpm_common.c:94
> pHook = <optimized out>
> n = 0
> rv = -1
> #8 0x000055e62bfeed15 in main (argc=2, argv=0x7ffda735eb98) at main.c:783
> c = 68 'D'
> error = 0xfffffffffffffe00 <error: Cannot access memory at
> address 0xfffffffffffffe00>
> process = 0x55e62c74d218
> pconf = 0x55e62c74f138
> plog = 0x55e62c790bb8
> ptemp = 0x55e62c7a8d98
> pcommands = 0x55e62c771248
> opt = 0x55e62c771338
> mod = 0x55e62c3235d0 <ap_prelinked_modules+336>
> opt_arg = 0x7ffda735eef1 "FOREGROUND"
> signal_server = 0xfffffffffffffe00
>
> Greets,
> Stefan
>
>
> Am 18.04.2017 um 14:47 schrieb Eric Covener:
>> On Tue, Apr 18, 2017 at 8:43 AM, Stefan Priebe - Profihost AG
>> <s.pri...@profihost.ag> wrote:
>>> bt of such a process shows:
>>> (gdb) bt
>>> #0 0x00007f5df74f64db in pthread_join () from
>>> /lib/x86_64-linux-gnu/libpthread.so.0
>>
>> Need to see the other threads in the process, this one is just waiting
>> for the others to complete.
>>
>> "thread apply all bt full"
>>
>>
