i didn’t notice anything out of the ordinary, the log seems fine:
2022-06-01 18:54:31 - Updating site 'sandsite' from version 2.0.0p23.cre to 2.1.0p1.cre...
* Installed dir var/log/agent-receiver
* Identical new etc/omd
* Installed file etc/mk-livestatus/livestatus.socket
* Updated etc/mk-livestatus/nagios.cfg
* Installed file etc/mk-livestatus/livestatus@.service
* Updated etc/nagvis/apache.conf
* Installed link etc/rc.d/10-agent-receiver
* Updated etc/nagios/nagios.d/misc.cfg
* Updated etc/nagios/conf.d/check_mk_templates.cfg
* Installed dir etc/stunnel/conf.d
* Updated etc/stunnel/server.conf
* Installed file etc/stunnel/conf.d/01-livestatus.conf
* Installed file etc/omd/allocated_ports
* Updated etc/ssl/misc/tsget.pl
* Updated etc/apache/conf.d/security.conf
* Updated etc/apache/conf.d/omd.conf
* Updated etc/apache/conf.d/02_fcgid.conf
* Updated etc/apache/conf.d/01_wsgi.conf
* Updated etc/check_mk/apache.conf
* Installed file etc/logrotate.d/agent-receiver
* Installed file etc/logrotate.d/agent-registration
* Updated etc/init.d/xinetd
* Updated etc/init.d/pnp_gearman_worker
* Installed file etc/init.d/agent-receiver
* Updated etc/init.d/redis
* Permissions 0755 -> 0775 etc/init.d/mkeventd
* Updated etc/init.d/stunnel
* Vanished etc/nagios/conf.d/jmx4perl_nagios.cfg
* Vanished etc/jmx4perl/config/websphere/threads.cfg
* Vanished etc/jmx4perl/config/websphere/appstate.cfg
* Vanished etc/jmx4perl/config/websphere/jms.cfg
* Vanished etc/jmx4perl/config/websphere/http.cfg
* Vanished etc/jmx4perl/config/websphere/jdbc.cfg
* Vanished etc/jmx4perl/config/websphere/jca.cfg
* Vanished etc/jmx4perl/config/websphere.cfg
* Vanished etc/jmx4perl/config/jboss7.cfg
* Vanished etc/jmx4perl/config/glassfish.cfg
* Vanished etc/jmx4perl/config/tomcat.cfg
* Vanished etc/jmx4perl/config/weblogic.cfg
* Vanished etc/jmx4perl/config/threads.cfg
* Vanished etc/jmx4perl/config/jetty.cfg
* Vanished etc/jmx4perl/config/common.cfg
* Vanished etc/jmx4perl/config/metrics.cfg
* Vanished etc/jmx4perl/config/memory.cfg
* Vanished etc/jmx4perl/config/jboss.cfg
* Vanished etc/jmx4perl/config/websphere
* Vanished etc/jmx4perl/config
* Vanished etc/jmx4perl
* Vanished .j4p
Creating temporary filesystem /omd/sites/sandsite/tmp...OK
Executing update-pre-hooks script "02_cmk-update-config"...
-| Initializing application...
-| Updating Checkmk configuration...
-| ATTENTION: Some steps may take a long time depending on your installation, e.g. during major upgrades.
-| 1/25 Rewriting password store...
-| 2/25 Migrate Visuals context...
-| 3/25 Migrate dashlets...
-| 4/25 Update global settings...
-| 5/25 Rewriting tags...
-| 6/25 Rewriting hosts and folders...
-| 7/25 Rewriting rulesets...
-| Replacing ruleset non_inline_snmp_hosts with snmp_backend_hosts
-| 8/25 Rewriting autochecks...
-| 9/25 Cleanup version specific caches...
-| 10/25 Migrating fs_used name...
-| 11/25 Migrate pagetype topics...
-| 12/25 Migrate LDAP connections...
-| 13/25 Rewrite BI Configuration...
-| Skipping conversion of bi.mk (already done)
-| 14/25 Set version specific user attributes...
-| 15/25 Rewriting inventory data...
-| Skipping py2 inventory data update (already done)
-| 16/25 Migrate audit log...
-| No audit log present. Skipping.
-| 17/25 Sanitize audit log (Werk #13330)...
-| Skipping (already done)
-| 18/25 Rename discovered host label files...
-| 19/25 Rewriting host, service or contact groups...
-| 20/25 Rewriting notification configuration for ServiceNow...
-| 21/25 Renewing certificates without server name extension...
-| Copied certificate to /omd/sites/sandsite/etc/ssl/sites/sandsite.pem.bak
-| Creating new certificate...
-| 22/25 Adding site CA to trusted CAs...
-| 23/25 Rewrite mknotifyd config for central site...
-| 24/25 Rewriting InfluxDB connections...
-| 25/25 Disabling unsafe EC rules...
-| Done
OK
Executing update-pre-hooks script "01_mkp-disable-outdated"...OK
Updating core configuration...
Finished update.