> Am 07.07.2021 um 18:34 schrieb Yann Ylavic <[email protected]>:
>
> Does this attached patch help? This is to verify an hypothesis where
> killed keepalive connections are still in the defer_linger_chain
> without a worker to handle them.
>
> I don't see "interrupted, but continuing" triggering in your log but
> possibly it happened earlier..
[Wed Jul 07 16:48:04.237865 2021] [mpm_event:debug] [pid 55134:tid 4643098112]
event.c(599): AH: wakeup_listener: start
[Wed Jul 07 16:48:04.237895 2021] [mpm_event:debug] [pid 55134:tid 4643098112]
event.c(603): AH: wakeup_listener: apr_pollset_wakeup
[Wed Jul 07 16:48:04.238042 2021] [mpm_event:debug] [pid 55134:tid 4643098112]
event.c(610): AH: wakeup_listener: ap_queue_info_term
[Wed Jul 07 16:48:04.238224 2021] [mpm_event:debug] [pid 55134:tid
123145362530304] event.c(1971): (4)Interrupted system call: AH: pollset
returned listener_may_exit=1 connection_count=1
[Wed Jul 07 16:48:04.238381 2021] [mpm_event:trace1] [pid 55134:tid
123145362530304] event.c(1809): All workers are busy or dying, will close 1
keep-alive connections
[Wed Jul 07 16:48:04.238196 2021] [mpm_event:debug] [pid 55134:tid 4643098112]
event.c(629): AH: wakeup_listener: pthread_kill
[Wed Jul 07 16:48:04.238513 2021] [mpm_event:debug] [pid 55134:tid
123145362530304] event.c(1971): (4)Interrupted system call: AH: pollset
returned listener_may_exit=1 connection_count=1
[Wed Jul 07 16:48:04.238506 2021] [mpm_event:debug] [pid 55134:tid 4643098112]
event.c(635): AH: wakeup_listener: end
[Wed Jul 07 16:48:04.238555 2021] [mpm_event:trace1] [pid 55134:tid 4643098112]
event.c(2928): graceful termination received, join workers
[Wed Jul 07 16:48:08.443130 2021] [mpm_event:debug] [pid 55134:tid
123145362530304] event.c(1971): (70007)The timeout specified has expired: AH:
pollset returned listener_may_exit=1 connection_count=1
[Wed Jul 07 16:48:08.443149 2021] [mpm_event:trace1] [pid 55134:tid
123145362530304] event.c(1809): All workers are busy or dying, will close 0
keep-alive connections
>
> On Wed, Jul 7, 2021 at 5:51 PM Stefan Eissing
> <[email protected]> wrote:
>>
>> The things I do for you...
>>
>> [Wed Jul 07 15:48:52.591983 2021] [mpm_event:debug] [pid 48747:tid
>> 4385197568] event.c(599): AH: wakeup_listener: start
>> [Wed Jul 07 15:48:52.592000 2021] [mpm_event:debug] [pid 48747:tid
>> 4385197568] event.c(603): AH: wakeup_listener: apr_pollset_wakeup
>> [Wed Jul 07 15:48:52.592046 2021] [mpm_event:debug] [pid 48747:tid
>> 4385197568] event.c(610): AH: wakeup_listener: ap_queue_info_term
>> [Wed Jul 07 15:48:52.592188 2021] [mpm_event:debug] [pid 48747:tid
>> 4385197568] event.c(629): AH: wakeup_listener: pthread_kill
>> [Wed Jul 07 15:48:52.592166 2021] [mpm_event:debug] [pid 48747:tid
>> 123145502474240] event.c(1985): (4)Interrupted system call: AH: pollset
>> returned listener_may_exit=1 connection_count=2
>> [Wed Jul 07 15:48:52.592523 2021] [mpm_event:debug] [pid 48747:tid
>> 4385197568] event.c(635): AH: wakeup_listener: end
>> [Wed Jul 07 15:48:52.592727 2021] [mpm_event:trace1] [pid 48747:tid
>> 4385197568] event.c(2942): graceful termination received, join workers
>> [Wed Jul 07 15:48:52.592515 2021] [mpm_event:trace1] [pid 48747:tid
>> 123145502474240] event.c(1809): All workers are busy or dying, will close 2
>> keep-alive connections
>> [Wed Jul 07 15:48:52.593381 2021] [mpm_event:debug] [pid 48747:tid
>> 123145502474240] event.c(1985): AH: pollset returned listener_may_exit=1
>> connection_count=2
>> [Wed Jul 07 15:48:52.593478 2021] [mpm_event:debug] [pid 48747:tid
>> 123145502474240] event.c(1985): (4)Interrupted system call: AH: pollset
>> returned listener_may_exit=1 connection_count=1
>> [Wed Jul 07 15:48:57.552623 2021] [mpm_event:debug] [pid 48747:tid
>> 123145502474240] event.c(1985): (70007)The timeout specified has expired:
>> AH: pollset returned listener_may_exit=1 connection_count=1
>> [Wed Jul 07 15:48:57.552658 2021] [mpm_event:trace1] [pid 48747:tid
>> 123145502474240] event.c(1809): All workers are busy or dying, will close 0
>> keep-alive connections
>>
>>
>>
>> Btw. I opened a bottle of nice wine - this is entertaining. ;-)
>>
>> - Stefan
>>
>>> Am 07.07.2021 um 17:48 schrieb Yann Ylavic <[email protected]>:
>>>
>>> On Wed, Jul 7, 2021 at 5:45 PM Stefan Eissing
>>> <[email protected]> wrote:
>>>>
>>>>> Am 07.07.2021 um 17:39 schrieb Ruediger Pluem <[email protected]>:
>>>>>
>>>>> Hm. The ap_log_error statically writes listener_may_exit=0. Can you put
>>>>> the actual value of listener_may_exit in the log message?
>>>>
>>>> I put it statically since that was the value in the "if ()" 6 lines above.
>>>> it should have been visible then and there to work.
>>>
>>> The above if () does not always break.
>>>
>>>
>>> Cheers;
>>> Yann.
>>
> <event_EINTR.diff>
