{"id":3724,"date":"2019-03-06T22:32:59","date_gmt":"2019-03-06T17:02:59","guid":{"rendered":"https:\/\/pheonixsolutions.com\/blog\/?p=3724"},"modified":"2019-03-06T22:45:52","modified_gmt":"2019-03-06T17:15:52","slug":"how-to-set-up-a-monit-to-monitoring-server","status":"publish","type":"post","link":"https:\/\/pheonixsolutions.com\/blog\/how-to-set-up-a-monit-to-monitoring-server\/","title":{"rendered":"How to set up a monit to monitoring server"},"content":{"rendered":"\n<h4 class=\"wp-block-heading\">How to set up a monit to monitoring server<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Date : 06\/03\/2019<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Introduction<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Monit<\/strong> is an open source monitoring tool. monit is also used to manage files, programs directories, and even devices to check timestamp changes, size changes, checksum changes, TCP\/IP change, protocol changes, etc. so make use of it your server and get benifit from it.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Usage :<\/strong><\/p>\n\n\n\n<ol class=\"wp-block-list\"><li>system logs monitor.<\/li><li>Health Monitoring on  hardware  such as (hard disk, motherboard, etc) <\/li><li>sshd monitoring.<\/li><li>Check system load, SWAP, RAM usage. <\/li><li>Check server status (offline\/online)<\/li><\/ol>\n\n\n\n<ul class=\"wp-block-gallery columns-1 is-cropped wp-block-gallery-1 is-layout-flex wp-block-gallery-is-layout-flex\"><li class=\"blocks-gallery-item\"><figure><img fetchpriority=\"high\" decoding=\"async\" width=\"250\" height=\"250\" src=\"https:\/\/pheonixsolutions.com\/blog\/wp-content\/uploads\/2019\/03\/monitoring2.png\" alt=\"\" data-id=\"3728\" data-link=\"https:\/\/pheonixsolutions.com\/blog\/?attachment_id=3728\" class=\"wp-image-3728\" srcset=\"https:\/\/pheonixsolutions.com\/blog\/wp-content\/uploads\/2019\/03\/monitoring2.png 250w, https:\/\/pheonixsolutions.com\/blog\/wp-content\/uploads\/2019\/03\/monitoring2-150x150.png 150w\" sizes=\"(max-width: 250px) 100vw, 250px\" \/><\/figure><\/li><\/ul>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>\ufeffStep by step procedure as follows:<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>1. Download Monit<\/strong><br><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code># sudo rpm -ivh https: \/\/dl.fedoraproject .org\/pub\/epel\/epel-release-latest-7.noarch.rpm<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>2. Install Monit<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Download and then install it.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code># yum install monit<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>3. Enable and start Monit<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">After installed  then  enable and start it, because it is the foremost step <\/p>\n\n\n\n<pre class=\"wp-block-code\"><code># systemctl enable monit\n\n# sytemctl start monit\ufeff<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>4. Check status<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Then check the status, whether it is started properly or not.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code># monit status<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>5. Configuring Monit<\/strong><br>By default, Monit is configured to <strong>check a server every 30 seconds<\/strong>. We can alter this to any interval of time required. <br><br>In the example below, I have set it to <strong> 60 seconds.<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">To edit  the Monit config file go  to <em>\/etc\/monit.conf<\/em><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>nano \/etc\/monitrc\n\nset daemon 60\ufeff<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Now let\u2019s setup Monit to work on port 2812:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">First open the configuration file at \/etc\/monit.conf<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>vi \/etc\/monit.conf\ufeff<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Next, from the existing settings:<\/strong><br><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>set httpd port 2812\nuse address localhost\nallow localhost\n\nallow admin:monit\nallow @monit\n\nallow @users readonly<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Change to your own usage settings:<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>set httpd port 2812\nallow 0.0.0.0\/0.0.0.0\nallow admin:monit<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Here, username is&nbsp;<em>admin<\/em>&nbsp;and password is&nbsp;<em>monit<\/em>. After you change to settings above, Monit will listen to port 2812. The admin user can access the web interface via any network.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Finally <strong>restart<\/strong> Monit to make changes effective:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code># restart monit.service\ufeff<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Then, open your web browser and type in http:\/\/your-ip-address:2812 to access web interface in your desired browser.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>6. Monitor Apache with Monit<\/strong><br>We can also add other services to the monitoring system. As usual, edit the configuration file is located at<strong> \/etc\/monit.conf<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>check process apache with pidfile \/var\/run\/httpd.pid\nstart program = \u201c\/etc\/init.d\/httpd start\u201d with timeout 66 seconds\nstop program = \u201c\/etc\/init.d\/httpd stop\u201d<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Example of adding apache:<br><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Then restart monit. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">You can then check monit\u2019s summary by typing the command&nbsp;<em><strong>monit summary<\/strong><\/em>&nbsp;and you will see a process called \u2018<strong>apache\u2019 running.<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code># monit summary<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">7.<strong> Add monitoring for syslog.<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>check process syslogd with pidfile \/var\/run\/syslogd.pid\nstart program = \"\/usr\/bin\/systemctl start rsyslog.service\u201d\nstop program = \"\/usr\/bin\/systemctl stop rsyslog.service\u201d<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Reload Monit to  see the changes quick and effective<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code># monit reload<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Thanks for using pheonix solutions.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">You find this tutorial helpful? Share with your friends to keep it alive.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>How to set up a monit to monitoring server Date : 06\/03\/2019 Introduction Monit is an open source monitoring tool. 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