grep NsReleaseLock /var/log/messages
Dec 4 04:06:05 duplex /sbin/e-smith/db[22295]: /var/lib/nethserver/db/configuration: OLD sysconfig=configuration|Copyright||DefaultLanguage|en_US.utf8|NsReleaseLock|disabled|ProductName|NethServer|Release|final|Version|7.5.1804|ZeroConf|enabled
Dec 4 04:06:05 duplex /sbin/e-smith/db[22295]: /var/lib/nethserver/db/configuration: NEW sysconfig=configuration|Copyright||DefaultLanguage|en_US.utf8|NsReleaseLock|enabled|ProductName|NethServer|Release|final|Version|7.5.1804|ZeroConf|enabled
Dec 4 07:45:33 duplex /sbin/e-smith/db[18818]: /var/lib/nethserver/db/configuration: OLD sysconfig=configuration|Copyright||DefaultLanguage|en_US.utf8|NsReleaseLock|enabled|ProductName|NethServer|Release|final|Version|7.5.1804|ZeroConf|enabled
Dec 4 07:45:33 duplex /sbin/e-smith/db[18818]: /var/lib/nethserver/db/configuration: NEW sysconfig=configuration|Copyright||DefaultLanguage|en_US.utf8|NsReleaseLock|disabled|ProductName|NethServer|Release|final|Version|7.5.1804|ZeroConf|enabled
Dec 4 09:52:24 duplex /sbin/e-smith/db[25316]: /var/lib/nethserver/db/configuration: OLD sysconfig=configuration|Copyright||DefaultLanguage|en_US.utf8|NsReleaseLock|disabled|ProductName|NethServer|Release|final|Version|7.5.1804|ZeroConf|enabled
Dec 4 09:52:24 duplex /sbin/e-smith/db[25316]: /var/lib/nethserver/db/configuration: NEW sysconfig=configuration|Copyright||DefaultLanguage|en_US.utf8|NsReleaseLock|enabled|ProductName|NethServer|Release|final|Version|7.5.1804|ZeroConf|enabled
The changes at 4:06 were done automatically, the changes after 07:45 were done by me.