{"id":1647,"date":"2022-03-15T12:30:00","date_gmt":"2022-03-15T17:30:00","guid":{"rendered":"https:\/\/linuxhostsupport.com\/blog\/?p=1647"},"modified":"2022-02-24T05:00:51","modified_gmt":"2022-02-24T11:00:51","slug":"how-to-install-checkmk-on-ubuntu-20-04","status":"publish","type":"post","link":"https:\/\/linuxhostsupport.com\/blog\/how-to-install-checkmk-on-ubuntu-20-04\/","title":{"rendered":"How to Install Checkmk on Ubuntu 20.04"},"content":{"rendered":"\n<div id=\"linux-3121988729\" class=\"linux-before-1st-paragraph linux-entity-placement\" style=\"margin-top: 15px;margin-bottom: 15px;\"><a href=\"https:\/\/www.rosehosting.com\/managed-vps-hosting\/?mtm_campaign=blogs&#038;mtm_source=lhs&#038;mtm_medium=blog&#038;mtm_content=managed-vps&#038;mtm_cid=1339&#038;mtm_placement=inline\" aria-label=\"Untitled\"><img src=\"https:\/\/linuxhostsupport.com\/blog\/wp-content\/uploads\/2020\/12\/1340090_NVMeGoogleAds_728x90_041322.jpg\" alt=\"\"  srcset=\"https:\/\/linuxhostsupport.com\/blog\/wp-content\/uploads\/2020\/12\/1340090_NVMeGoogleAds_728x90_041322.jpg 728w, https:\/\/linuxhostsupport.com\/blog\/wp-content\/uploads\/2020\/12\/1340090_NVMeGoogleAds_728x90_041322-300x37.jpg 300w\" sizes=\"(max-width: 728px) 100vw, 728px\" width=\"728\" height=\"90\"  style=\"display: inline-block;\" \/><\/a><\/div><p>In this tutorial, we are going to show you how to install Checkmk monitoring software on Ubuntu 20.04.<\/p>\n\n\n\n<p>Checkmk is a free open-source monitoring server tool written in C++ and Python. It is a leading tool for infrastructure and application monitoring that has a simple configuration, flexibility, and scalability. With Checkmk we can monitor web servers, database servers, cloud infrastructure, network services, containers, and many more things.<\/p>\n\n\n\n<p>Installing Checkmk monitoring tool on Ubuntu 20.04 is a very easy and straightforward process, which can take up to 10 minutes. Let&#8217;s get started with the installation. Enjoy!<\/p>\n\n\n\n<!--more-->\n\n\n\n<h2 class=\"wp-block-heading\" id=\"prerequisites\">Prerequisites<\/h2>\n\n\n\n<ul class=\"wp-block-list\"><li>Fresh install of Ubuntu 20.04<\/li><li>User privileges: root or non-root user with sudo privileges<\/li><\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"update-the-system\">Update the System<\/h2>\n\n\n\n<p>In order for our system to be up to date before the installation we are going to update it with the command below:<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">sudo apt update -y &amp;&amp; sudo apt upgrade -y<\/pre>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"download-the-installation-package\">Download the Installation package<\/h2>\n\n\n\n<p>Once, the system is up to date, first we need to download the Checkmk installation package from their official site<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">cd \/opt\nwget https:\/\/download.checkmk.com\/checkmk\/1.6.0p27\/check-mk-raw-1.6.0p27_0.focal_amd64.deb<\/pre>\n\n\n\n<p>Once, you execute the command above, check the downloaded file in the &#8220;\/opt&#8221; directory<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">ls -al<\/pre>\n\n\n\n<p>You should receive the following output<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">root@vps:\/opt# ls -al\ntotal 76500\ndrwxr-xr-x  2 root root     4096 Feb  4 00:01 .\ndrwxr-xr-x 19 root root     4096 Jan  5 22:29 ..\n-rw-r--r--  1 root root 78321766 Sep 30 05:10 check-mk-raw-1.6.0p27_0.focal_amd64.deb<\/pre>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"install-checkmk\">Install Checkmk<\/h2>\n\n\n\n<p>Once you verify that the file is successfully downloaded you can execute the command below for the installation process to start.<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">sudo apt install .\/check-mk-raw-1.6.0p27_0.focal_amd64.deb<\/pre>\n\n\n\n<p>After a couple of minutes, the Checkmk will be installed on your server.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"the-available-commands\">The Available Commands<\/h2>\n\n\n\n<p>To check the available commands you need to execute the &#8220;<b>omd<\/b>&#8221; command on your terminal and the following output will appear.<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">root@vps:~# omd\nUsage (called as root):\n\n omd help                               Show general help\n omd setversion VERSION                 Sets the default version of OMD which will be used by new sites\n omd version    [SITE]                  Show version of OMD\n omd versions                           List installed OMD versions\n omd sites                              Show list of sites\n omd create     SITE                    Create a new site (-u UID, -g GID)\n omd init       SITE                    Populate site directory with default files and enable the site\n omd rm         SITE                    Remove a site (and its data)\n omd disable    SITE                    Disable a site (stop it, unmount tmpfs, remove Apache hook)\n omd enable     SITE                    Enable a site (reenable a formerly disabled site)\n omd mv         SITE NEWNAME            Rename a site\n omd cp         SITE NEWNAME            Make a copy of a site\n omd update     SITE                    Update site to other version of OMD\n omd start      [SITE] [SERVICE]        Start services of one or all sites\n omd stop       [SITE] [SERVICE]        Stop services of site(s)\n omd restart    [SITE] [SERVICE]        Restart services of site(s)\n omd reload     [SITE] [SERVICE]        Reload services of site(s)\n omd status     [SITE] [SERVICE]        Show status of services of site(s)\n omd config     SITE ...                Show and set site configuration parameters\n omd diff       SITE ([RELBASE])        Shows differences compared to the original version files\n omd su         SITE                    Run a shell as a site-user\n omd umount     [SITE]                  Umount ramdisk volumes of site(s)\n omd backup     SITE [SITE] [-|ARCHIVE_PATH] Create a backup tarball of a site, writing it to a file or stdout\n omd restore    [SITE] [-|ARCHIVE_PATH] Restores the backup of a site to an existing site or creates a new site\n omd cleanup                            Uninstall all Check_MK versions that are not used by any site.\n\nGeneral Options:\n -V                     set specific version, useful in combination with update\/create\n omd COMMAND -h, --help          show available options of COMMAND<\/pre>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"create-a-monitoring-server\">Create a Monitoring Server<\/h2>\n\n\n\n<p>In order can test the functionality of the Checkmk installation we need to create a test monitoring server. We will use the &#8220;<b>rosehosting<\/b>&#8221; as the name of our server. You can use any name you want.<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">sudo omd create rosehosting<\/pre>\n\n\n\n<p>You should receive the following output with the credentials.<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">root@vps:~# sudo omd create rosehosting\nAdding \/opt\/omd\/sites\/rosehosting\/tmp to \/etc\/fstab.\nCreating temporary filesystem \/omd\/sites\/rosehosting\/tmp...OK\nRestarting Apache...OK\nCreated new site rosehosting with version 1.6.0p27.cre.\n\n  The site can be started with omd start rosehosting.\n  The default web UI is available at http:\/\/<b>your_hostname<\/b>\/<b>rosehosting<\/b>\/\n\n  The admin user for the web applications is <b>cmkadmin<\/b> with password: <b>agKZHrpI<\/b>\n  (It can be changed with 'htpasswd -m ~\/etc\/htpasswd cmkadmin' as site user.\n)\n  Please do a su - rosehosting for administration of this site.\n<\/pre>\n\n\n\n<p>Once, the new instances is created, we need to start it.<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">omd start rosehosting<\/pre>\n\n\n\n<p>You should receive the following output:<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">root@vps:~# omd start rosehosting\nStarting mkeventd...OK\nStarting rrdcached...OK\nStarting npcd...OK\nStarting nagios...OK\nStarting apache...OK\nInitializing Crontab...OK\n<\/pre>\n\n\n\n<p>Once the instance is started you can access it using the URL provided in the previous paragraph after successful creation along with the credentials.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"https:\/\/www.rosehosting.com\/blog\/wp-content\/uploads\/2022\/02\/check1.png\" alt=\"\" class=\"wp-image-40346\"\/><\/figure>\n\n\n<p>After successful login you should see the following screen.<\/p>\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/www.rosehosting.com\/blog\/wp-content\/uploads\/2022\/02\/check2-1024x474.png?v=1644015342\" alt=\"\" class=\"wp-image-40347\"\/><\/figure>\n\n\n<p>That&#8217;s it. You successfully installed and created your first Checkmk instance on your <a href=\"https:\/\/www.rosehosting.com\/ubuntu-hosting.html\">Ubuntu 20.04 server<\/a>. Now you can easily monitor the web servers, database servers and etc on your own. Of course, if you find some difficulties while installing the Checkmk you do not have to install it by yourself. You can always contact our system admins and with their expertise, they will install Checkmk for you. All you need to do is to contact our support. We are available 24\/7.<\/p>\n<p>PS. If you liked this post, on how to install Checkmk on Ubuntu 20.04, please share it with your friends on the social networks using the buttons on the left or simply leave a reply below. Thanks.<\/p><div id=\"linux-3187654686\" class=\"linux-after-8th-paragraph linux-entity-placement\" style=\"margin-top: 15px;margin-bottom: 15px;\"><a href=\"https:\/\/www.rosehosting.com\/managed-vps-hosting\/?mtm_campaign=blogs&#038;mtm_source=lhs&#038;mtm_medium=blog&#038;mtm_content=managed-vps&#038;mtm_cid=1340&#038;mtm_placement=inline\" aria-label=\"Untitled\"><img src=\"https:\/\/linuxhostsupport.com\/blog\/wp-content\/uploads\/2020\/12\/1340095_VPSGoogleAds_728x90_042622.jpg\" alt=\"\"  srcset=\"https:\/\/linuxhostsupport.com\/blog\/wp-content\/uploads\/2020\/12\/1340095_VPSGoogleAds_728x90_042622.jpg 728w, https:\/\/linuxhostsupport.com\/blog\/wp-content\/uploads\/2020\/12\/1340095_VPSGoogleAds_728x90_042622-300x37.jpg 300w\" sizes=\"(max-width: 728px) 100vw, 728px\" width=\"728\" height=\"90\"  style=\"display: inline-block;\" \/><\/a><\/div>","protected":false},"excerpt":{"rendered":"<p>In this tutorial, we are going to show you how to install Checkmk monitoring software on Ubuntu 20.04. Checkmk is a free open-source monitoring server tool written in C++ and Python. It is a leading tool for infrastructure and application monitoring that has a simple configuration, flexibility, and scalability. With Checkmk we can monitor web [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":1648,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[182],"tags":[216,199,174],"class_list":["post-1647","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ubuntu","tag-checkmk","tag-how-to-install","tag-ubuntu-20-04"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.2 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>How to Install Checkmk on Ubuntu 20.04 | LinuxHostSupport<\/title>\n<meta name=\"description\" content=\"In this tutorial, we are going to show you how to install Checkmk monitoring software on Ubuntu 20.04. 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