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+ <!DOCTYPE html>
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+ <html lang="en" xmlns="http://www.w3.org/1999/xhtml">
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+ <head>
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+ <title>Monitor Docker Container Resource Usage with cAdvisor</title>
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+ <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
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+ <meta charset="UTF-8">
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+ <meta name="keywords" content="Docker Made Easy,Home Lab,Browser Based,Home Lab Ideas,Install Guide,Self-Hosted,Web Based,Web Based Tools,Docker,Docker Container,Docker How To,Docker Made Simple,Docker Simplified,Docker Tutorial,Homelab,Linux,Ubuntu,CAdvisor,Docker Host Monitor,Docker Container Utilization,Monitor Container CPU Usage,How To,Tutorial,i12bretro">
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+ <meta name="author" content="i12bretro">
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+ <meta name="description" content="Monitor Docker Container Resource Usage with cAdvisor">
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+ <meta name="viewport" content="width=device-width, initial-scale=1.0">
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+ <meta name="revised" content="10/01/2023 10:30:48 AM" />
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+ <link rel="icon" type="image/x-icon" href="includes/favicon.ico">
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+ <script type="text/javascript" src="https://code.jquery.com/jquery-3.5.1.min.js"></script>
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+ <script type="text/javascript" src="includes/js/steps.js"></script>
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+ <link href="css/steps.css" rel="stylesheet" type="text/css" />
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+ </head>
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+ <body>
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+ <div id="gridContainer">
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+ <div class="topMargin"></div>
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+ <div id="listName" class="topMargin">
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+ <h1>Monitor Docker Container Resource Usage with cAdvisor</h1>
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+ </div>
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+ <div></div>
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+ <div id="content">
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+ <h2>What is cAdvisor?</h2>
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+
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+<blockquote><em>cAdvisor (Container Advisor) provides container users an understanding of the resource usage and performance characteristics of their running containers. It is a running daemon that collects, aggregates, processes, and exports information about running containers. -<a href="https://github.com/google/cadvisor" target="_blank">https://github.com/google/cadvisor</a></em></blockquote>
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+
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+<h2>Installing Docker</h2>
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+
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+<ol>
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+ <li>Log into the Linux based device</li>
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+ <li>Run the following commands in the terminal
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+ <div class="codeBlock"># install prerequisites<br />
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+ sudo apt install apt-transport-https ca-certificates curl software-properties-common gnupg-agent -y<br />
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+ # add docker gpg key<br />
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+ curl -fsSL https://download.docker.com/linux/$(awk -F'=' '/^ID=/{ print $NF }' /etc/os-release)/gpg | sudo apt-key add -<br />
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+ # add docker software repository<br />
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+ sudo add-apt-repository "deb [arch=$(dpkg --print-architecture)] https://download.docker.com/linux/$(awk -F'=' '/^ID=/{ print $NF }' /etc/os-release) $(lsb_release -cs) stable"<br />
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+ # install docker<br />
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+ sudo apt install docker-ce docker-compose containerd.io -y<br />
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+ # enable and start docker service<br />
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+ sudo systemctl enable docker && sudo systemctl start docker<br />
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+ # add the current user to the docker group<br />
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+ sudo usermod -aG docker $USER<br />
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+ # reauthenticate for the new group membership to take effect<br />
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+ su - $USER</div>
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+ </li>
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+</ol>
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+
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+<h2>Running the cAdvisor Container</h2>
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+
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+<ol>
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+ <li>Now that Docker is installed, run the following commands to setup the cAdvisor Docker container and run it
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+ <div class="codeBlock"># run the cadvisor container<br />
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+ sudo docker run -d --name=cadvisor -p 8080:8080 -v /:/rootfs:ro -v /var/run:/var/run:ro -v /sys:/sys:ro -v /var/lib/docker/:/var/lib/docker:ro -v /dev/disk/:/dev/disk:ro --privileged --device=/dev/kmsg --restart=unless-stopped gcr.io/cadvisor/cadvisor</div>
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+ </li>
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+ <li>Open a web browser and navigate to http://DNSorIP:8080</li>
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+ <li>Welcome to cAdvisor</li>
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+</ol>
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+
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+<p>Documentation: <a href="https://hub.docker.com/r/google/cadvisor" target="_blank">https://hub.docker.com/r/google/cadvisor</a></p> </div>
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+ </div>
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+ </body>
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+ </html>
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+
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i12bretro