how to update checkmk let’s assume you already have a running version of checkmk. You should install patches / updated every few month.
Main and Download URL’s Main URL: https://checkmk.com/de/download?edition=cre&version=stable&dist=debian&os=bullseye
https://download.checkmk.com/checkmk/1.6.0p20/check-mk-raw-1.6.0p20_0.bullseye_amd64.deb
https://download.checkmk.com/checkmk/2.0.0p12/check-mk-raw-2.0.0p12_0.bullseye_amd64.deb
Download and Install Package Login as Root
v="2.0.0p25" cd /tmp wget -O checkmk.deb "https://download.checkmk.com/checkmk/${v}/check-mk-raw-${v}_0.bullseye_amd64.deb" gdebi checkmk.deb Update Checkmk Switch User …
su - mysite .. Switch User and start Update
omd status omd version omd stop omd update omd start Cleanup exit omd cleanup Check Application Open Browser, check News and Plugins
Some Install Notes https://checkmk.de/cms_install_packages_debian.html
download and scp check-mk-enterprise-1.6.0p15.demo_0.buster_amd64.deb -> enterprise microkernel, 2 x 10 Hosts download and scp check-mk-raw-1.6.0p15_0.buster_amd64.deb -> raw edition, nagios kernel
ssh root@localhost apt-get install dpkg-sig libnet-snmp-perl snmp wget https://checkmk.com/support/Check_MK-pubkey.gpg gpg --import Check_MK-pubkey.gpg dpkg-sig --verify /tmp/check-mk-enterprise-1.6.0p15.demo_0.buster_amd64.deb apt-get install gdebi-core gdebi /tmp/check-mk-raw-1.6.0p15_0.buster_amd64.deb omd version omd create mysite omd config oder omd restore /tmp/mysite.tar.gz Install v2.0 and migrate existing Config https://checkmk.de/cms_install_packages_debian.html
download file: check-mk-raw-2.0.0p5_0.buster_amd64.deb
scp check-mk-raw-2.0.0p5_0.buster_amd64.deb host227:/tmp/
Prepare New Host apt install -y dpkg-sig libnet-snmp-perl snmp wget https://checkmk.