**CMK version:**2.1.0p16
OS version:"Debian GNU/Linux 11 (bullseye)
Error message:
2023-02-02 08:57:41,566 [20] [cmk.mkeventd] -----------------------------------------------------------------
2023-02-02 08:57:41,567 [20] [cmk.mkeventd] mkeventd version 2.1.0p16 starting
2023-02-02 08:57:41,568 [20] [cmk.mkeventd.EventServer] Created FIFO '/omd/sites/****/tmp/run/mkeventd/events' for receiving events
2023-02-02 08:57:41,568 [20] [cmk.mkeventd.EventServer] Opened UNIX socket '/omd/sites/****/tmp/run/mkeventd/eventsocket' for receiving events
2023-02-02 08:57:41,569 [20] [cmk.mkeventd.EventStatus] Loaded event state from /omd/sites/****/var/mkeventd/status.
2023-02-02 08:57:41,569 [20] [cmk.mkeventd.EventServer] Compiled 0 active rules (ignoring 0 disabled rules)
2023-02-02 08:57:41,569 [20] [cmk.mkeventd.EventServer] Rule hash: 0 rules - 0 hashed, 0 unspecific
2023-02-02 08:57:41,574 [20] [cmk.mkeventd] Daemonized with PID 898632.
2023-02-02 08:57:41,576 [20] [cmk.mkeventd.StatusServer] Starting up
2023-02-02 08:57:41,576 [20] [cmk.mkeventd.EventServer] Starting up
2023-02-02 08:59:42,468 [20] [cmk.mkeventd] Signalled to death by signal 15
2023-02-02 08:59:42,513 [20] [cmk.mkeventd.StatusServer] Terminated
2023-02-02 08:59:42,701 [20] [cmk.mkeventd.EventServer] Terminated
2023-02-02 08:59:42,811 [20] [cmk.mkeventd.EventServer] Top 20 of facility/priority:
2023-02-02 08:59:42,811 [20] [cmk.mkeventd] Successfully shut down.```
**Output of “cmk --debug -vvn hostname”:** :
```OMD[****]:~$ cmk --debug -vvn checkmk-new
Checkmk version 2.1.0p16
Try license usage history update.
Trying to acquire lock on /omd/sites/****/var/check_mk/license_usage/next_run
Got lock on /omd/sites/****/var/check_mk/license_usage/next_run
Trying to acquire lock on /omd/sites/****/var/check_mk/license_usage/history.json
Got lock on /omd/sites/****/var/check_mk/license_usage/history.json
Next run time has not been reached yet. Abort.
Releasing lock on /omd/sites/****/var/check_mk/license_usage/history.json
Released lock on /omd/sites/****/var/check_mk/license_usage/history.json
Releasing lock on /omd/sites/****/var/check_mk/license_usage/next_run
Released lock on /omd/sites/****/var/check_mk/license_usage/next_run
Updating IPv4 DNS cache for checkmk-new: 10.10.0.4
Trying to acquire lock on /omd/sites/****/var/check_mk/ipaddresses.cache
Got lock on /omd/sites/****/var/check_mk/ipaddresses.cache
Releasing lock on /omd/sites/****/var/check_mk/ipaddresses.cache
Released lock on /omd/sites/****/var/check_mk/ipaddresses.cache
+ FETCHING DATA
Source: SourceType.HOST/FetcherType.PIGGYBACK
[cpu_tracking] Start [7fa1edeb85e0]
[PiggybackFetcher] Fetch with cache settings: NoCache(checkmk-new, base_path=/omd/sites/****/tmp/check_mk/data_source_cache/piggyback, max_age=MaxAge(checking=0, discovery=120, inventory=120), disabled=True, use_outdated=False, simulation=False)
Not using cache (Cache usage disabled)
[PiggybackFetcher] Execute data source
No piggyback files for 'checkmk-new'. Skip processing.
No piggyback files for '10.10.0.4'. Skip processing.
Not using cache (Cache usage disabled)
[cpu_tracking] Stop [7fa1edeb85e0 - Snapshot(process=posix.times_result(user=0.0, system=0.0, children_user=0.0, children_system=0.0, elapsed=0.0))]
+ PARSE FETCHER RESULTS
Source: SourceType.HOST/FetcherType.PIGGYBACK
No persisted sections
-> Add sections: []
Received no piggyback data
[cpu_tracking] Start [7fa1edeb8820]
value store: synchronizing
Trying to acquire lock on /omd/sites/****/tmp/check_mk/counters/checkmk-new
Got lock on /omd/sites/****/tmp/check_mk/counters/checkmk-new
value store: loading from disk
Releasing lock on /omd/sites/****/tmp/check_mk/counters/checkmk-new
Released lock on /omd/sites/****/tmp/check_mk/counters/checkmk-new
No piggyback files for 'checkmk-new'. Skip processing.
No piggyback files for '10.10.0.4'. Skip processing.
[cpu_tracking] Stop [7fa1edeb8820 - Snapshot(process=posix.times_result(user=0.09999999999999964, system=0.010000000000000009, children_user=0.0, children_system=0.0, elapsed=0.11000000312924385))]
execution time 0.1 sec | execution_time=0.110 user_time=0.100 system_time=0.010 children_user_time=0.000 children_system_time=0.000 cmk_time_agent=0.000 ```
livestatus.log:
```2023-02-02 08:31:25 [main] socket thread has terminated
2023-02-02 08:54:20 [main] socket thread has terminated
2023-02-02 08:56:20 [main] socket thread has terminated
2023-02-02 08:59:40 [main] socket thread has terminated
Hello!
Our Checkmk has a big problem. Some error happens 4-5 times a day, so OMD stops.
Unfortunately there is not much more in the log. If you do “omd start site”, it runs great - until the next failure.
Any ideas?
Thanks very much!
Fabian