![]() ![]() ![]() thanks for taking the time to post its been added so the next guy. ![]() Hands-on experience and practical application of concepts are essential for mastering DevOps. E: Unable to acquire the dpkg frontend lock (/var/lib/dpkg/lock-frontend), are you root. Why do Debian-based Linux distributions have apt as well as apt-get Did apt replace apt-get or do they have different purposes We explain the relationship between these two commands. As you progress through the roadmap, adapt and refine your learning path based on your interests, goals, and the specific requirements of your organisation or projects. Remember, DevOps is a mindset and a set of continually evolving practices. Sudo dpkg -P snapd gives: dpkg: error: dpkg database lock is locked by another processĪm new to Ubuntu, so am a bit stuck.Here's a roadmap to guide your learning journey in DevOpsġ) Learn at least one programming language like Python, Go, or JavaScript to write automation scripts.Ģ) Learn server management, including working with proxies, caching servers, and web servers like Nginx, Apache, or IIS.ģ) Gain knowledge of containerization using Docker, including running containers, Docker networking, volumes, and Dockerfiles.Ĥ) Learn container orchestration using Kubernetes for automated deployment, scaling, and networking of containers.ĥ) Explore Infrastructure as Code (IaC) using tools like Terraform, Ansible, Chef, or Puppet for provisioning and configuration management.Ħ) Please familiarise yourself with Linux and its command-line interface (CLI), with Ubuntu being a recommended distribution.ħ) Understand network protocols, including DNS, IP addresses, ports, and the OSI model.Ĩ) Understand Continuous Integration/Continuous Deployment (CI/CD) practices for automating app delivery and deployment stages.ĩ) Familiarise yourself with monitoring techniques for real-time applications, services, and infrastructure oversight.ġ0) Gain experience with cloud providers like AWS and Azure, leveraging their APIs for abstracting and provisioning infrastructure. ![]() Snap list gives: Name Version Rev Tracking Publisher Notes So I killed the original process, and then I get E: Could not get lock /var/lib/dpkg/lock-frontend - open (11: Resource temporarily unavailable) You want sudo apt-get install build-essential You may also need to run sudo apt-get update to make sure that your package index is up to date. Following the help on the above thread, I get the same until I try sudo apt upgrade again, where I get E: Could not get lock /var/lib/dpkg/lock-frontend - open (11: Resource temporarily unavailable)Į: Unable to acquire the dpkg frontend lock (/var/lib/dpkg/lock-frontend), is another process using it? 8 Answers Sorted by: 96 Drop the 's' off of the package name. is a disabled or a static unit, not starting it. How to use apt-get install in docker when there is a Could not open lock file /var/lib/apt/lists/lock - open (13: Permission denied) issue safely Asked 12 months ago. is a disabled or a static unit, not starting it. Md5sum: /etc/apparmor.d/-confine: No such file or directoryĪppArmor parser error for /etc/apparmor.d/-confin… It freezes the terminal with the following sudo apt-get upgradeĮ: dpkg was interrupted, you must manually run 'sudo dpkg -configure -a' to correct the sudo dpkg -configure -a I have a brand new (1 day old) Ubuntu server 19.04 and after a day I tried to upgrade it. ![]()
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