https://itguyeric.com/tags/into-the-terminal/Recent content in Into the Terminal on Eric The IT GuyHugoen-USFri, 12 Apr 2024 09:00:00 -0500https://itguyeric.com/blog/into-the-terminal-ep103-troubleshoot-selinux/Fri, 12 Apr 2024 09:00:00 -0500https://itguyeric.com/blog/into-the-terminal-ep103-troubleshoot-selinux/Reading denials from the audit log with <code>ausearch</code> and <code>sealert</code>.https://itguyeric.com/blog/into-the-terminal-ep99-gnome-shell/Fri, 15 Mar 2024 09:00:00 -0500https://itguyeric.com/blog/into-the-terminal-ep99-gnome-shell/Keyboard shortcuts and workspaces for a faster workflow.https://itguyeric.com/blog/into-the-terminal-ep79-system-roles-management/Fri, 25 Aug 2023 09:00:00 -0500https://itguyeric.com/blog/into-the-terminal-ep79-system-roles-management/Applying supported roles across many hosts.https://itguyeric.com/blog/into-the-terminal-ep77-flatpak/Fri, 04 Aug 2023 09:00:00 -0500https://itguyeric.com/blog/into-the-terminal-ep77-flatpak/Installing and updating apps from Flathub and other remotes.https://itguyeric.com/blog/into-the-terminal-ep71-golden-images/Fri, 16 Jun 2023 09:00:00 -0500https://itguyeric.com/blog/into-the-terminal-ep71-golden-images/Building consistent images with Image Builder.https://itguyeric.com/blog/into-the-terminal-ep64-system-auditing/Fri, 31 Mar 2023 09:00:00 -0500https://itguyeric.com/blog/into-the-terminal-ep64-system-auditing/Configuring <code>auditd</code> and writing audit rules.https://itguyeric.com/blog/into-the-terminal-ep62-sudo-access/Fri, 17 Mar 2023 09:00:00 -0500https://itguyeric.com/blog/into-the-terminal-ep62-sudo-access/Writing safe rules with <code>visudo</code> and <code>sudoers.d</code>.https://itguyeric.com/blog/into-the-terminal-ep60-cve-mitigation/Fri, 03 Mar 2023 09:00:00 -0500https://itguyeric.com/blog/into-the-terminal-ep60-cve-mitigation/Assessing whether a CVE actually affects your systems.https://itguyeric.com/blog/into-the-terminal-ep59-enterprise-up/Fri, 17 Feb 2023 09:00:00 -0600https://itguyeric.com/blog/into-the-terminal-ep59-enterprise-up/Consistency, documentation, and repeatability as habits.https://itguyeric.com/blog/into-the-terminal-ep58-essential-commands/Fri, 10 Feb 2023 09:00:00 -0600https://itguyeric.com/blog/into-the-terminal-ep58-essential-commands/Navigating, searching, and manipulating files fluently.https://itguyeric.com/blog/into-the-terminal-ep56-native-vm-management/Fri, 27 Jan 2023 09:00:00 -0600https://itguyeric.com/blog/into-the-terminal-ep56-native-vm-management/Creating and controlling VMs with <code>virsh</code>.https://itguyeric.com/blog/into-the-terminal-ep55-installing-rhel-9/Fri, 20 Jan 2023 09:00:00 -0600https://itguyeric.com/blog/into-the-terminal-ep55-installing-rhel-9/Working through the RHEL 9 installer.https://itguyeric.com/blog/into-the-terminal-ep54-filesystem-operations/Fri, 13 Jan 2023 09:00:00 -0600https://itguyeric.com/blog/into-the-terminal-ep54-filesystem-operations/Creating, mounting, and growing filesystems.https://itguyeric.com/blog/into-the-terminal-ep52-user-error/Fri, 16 Dec 2022 09:00:00 -0600https://itguyeric.com/blog/into-the-terminal-ep52-user-error/Permissions, PATH, and environment issues that look like bugs.https://itguyeric.com/blog/into-the-terminal-ep51-troubleshoot-performance/Fri, 09 Dec 2022 09:00:00 -0600https://itguyeric.com/blog/into-the-terminal-ep51-troubleshoot-performance/Checking CPU, memory, disk, and network with the standard tools.https://itguyeric.com/blog/into-the-terminal-ep49-cloud-init/Fri, 18 Nov 2022 09:00:00 -0600https://itguyeric.com/blog/into-the-terminal-ep49-cloud-init/How cloud-init personalizes an instance at first boot.https://itguyeric.com/blog/into-the-terminal-ep48-disk-errors/Fri, 11 Nov 2022 09:00:00 -0600https://itguyeric.com/blog/into-the-terminal-ep48-disk-errors/Reading SMART data and system logs for early warnings.https://itguyeric.com/blog/into-the-terminal-ep46-kickstart/Fri, 28 Oct 2022 09:00:00 -0500https://itguyeric.com/blog/into-the-terminal-ep46-kickstart/Writing a Kickstart file to script the whole install.https://itguyeric.com/blog/into-the-terminal-ep45-podman-pods/Fri, 21 Oct 2022 09:00:00 -0500https://itguyeric.com/blog/into-the-terminal-ep45-podman-pods/Grouping related containers into a shared pod.https://itguyeric.com/blog/into-the-terminal-ep44-network-bonding/Fri, 14 Oct 2022 09:00:00 -0500https://itguyeric.com/blog/into-the-terminal-ep44-network-bonding/Creating bonds with NetworkManager for redundancy or throughput.https://itguyeric.com/blog/into-the-terminal-ep43-kernel-tuning-tuned/Fri, 07 Oct 2022 09:00:00 -0500https://itguyeric.com/blog/into-the-terminal-ep43-kernel-tuning-tuned/Applying TuneD profiles for common workload types.https://itguyeric.com/blog/into-the-terminal-ep42-samba/Fri, 30 Sep 2022 09:00:00 -0500https://itguyeric.com/blog/into-the-terminal-ep42-samba/Configuring Samba shares and access.https://itguyeric.com/blog/into-the-terminal-ep40-deploying-a-database/Fri, 09 Sep 2022 09:00:00 -0500https://itguyeric.com/blog/into-the-terminal-ep40-deploying-a-database/Installing a database from AppStreams and initializing it.https://itguyeric.com/blog/into-the-terminal-ep39-building-a-webserver/Fri, 02 Sep 2022 09:00:00 -0500https://itguyeric.com/blog/into-the-terminal-ep39-building-a-webserver/Installing and configuring the web server service.https://itguyeric.com/blog/into-the-terminal-ep38-gpg-keys/Fri, 26 Aug 2022 09:00:00 -0500https://itguyeric.com/blog/into-the-terminal-ep38-gpg-keys/Generating keys and signing or verifying data.https://itguyeric.com/blog/into-the-terminal-ep37-lifecycle-management/Fri, 19 Aug 2022 09:00:00 -0500https://itguyeric.com/blog/into-the-terminal-ep37-lifecycle-management/Full support, maintenance, and extended support phases.https://itguyeric.com/blog/into-the-terminal-ep36-ssh-key-management/Fri, 05 Aug 2022 09:00:00 -0500https://itguyeric.com/blog/into-the-terminal-ep36-ssh-key-management/Generating key pairs and choosing a good algorithm.https://itguyeric.com/blog/into-the-terminal-ep35-application-streams/Fri, 29 Jul 2022 09:00:00 -0500https://itguyeric.com/blog/into-the-terminal-ep35-application-streams/Listing and enabling module streams with <code>dnf module</code>.https://itguyeric.com/blog/into-the-terminal-ep34-special-permissions-acls/Fri, 22 Jul 2022 09:00:00 -0500https://itguyeric.com/blog/into-the-terminal-ep34-special-permissions-acls/setuid, setgid, and the sticky bit, and why they matter.https://itguyeric.com/blog/into-the-terminal-ep33-rpm/Fri, 15 Jul 2022 09:00:00 -0500https://itguyeric.com/blog/into-the-terminal-ep33-rpm/Querying installed packages and what owns a file with <code>rpm -q</code>.https://itguyeric.com/blog/into-the-terminal-ep32-using-tmux/Fri, 08 Jul 2022 09:00:00 -0500https://itguyeric.com/blog/into-the-terminal-ep32-using-tmux/Sessions, windows, and panes to organize your work.https://itguyeric.com/blog/into-the-terminal-ep31-deploying-containers/Thu, 30 Jun 2022 09:00:00 -0500https://itguyeric.com/blog/into-the-terminal-ep31-deploying-containers/Running, listing, and managing containers with <code>podman</code>.https://itguyeric.com/blog/into-the-terminal-ep30-virtual-machines/Thu, 23 Jun 2022 09:00:00 -0500https://itguyeric.com/blog/into-the-terminal-ep30-virtual-machines/Creating and managing VMs with <code>virsh</code> and virt-manager.https://itguyeric.com/blog/into-the-terminal-ep29-customizing-your-terminal/Thu, 16 Jun 2022 09:00:00 -0500https://itguyeric.com/blog/into-the-terminal-ep29-customizing-your-terminal/Aliases and functions for the commands you run constantly.https://itguyeric.com/blog/into-the-terminal-ep28-system-roles/Thu, 09 Jun 2022 09:00:00 -0500https://itguyeric.com/blog/into-the-terminal-ep28-system-roles/Supported roles for networking, storage, timesync, and more.https://itguyeric.com/blog/into-the-terminal-ep27-logs-troubleshooting/Thu, 02 Jun 2022 09:00:00 -0500https://itguyeric.com/blog/into-the-terminal-ep27-logs-troubleshooting/Querying the systemd journal with <code>journalctl</code>.https://itguyeric.com/blog/into-the-terminal-ep26-red-hat-insights/Thu, 26 May 2022 09:00:00 -0500https://itguyeric.com/blog/into-the-terminal-ep26-red-hat-insights/Registering systems and reading advisor recommendations.https://itguyeric.com/blog/into-the-terminal-ep25-third-party-repositories/Thu, 19 May 2022 09:00:00 -0500https://itguyeric.com/blog/into-the-terminal-ep25-third-party-repositories/Enabling EPEL and other trusted repositories.https://itguyeric.com/blog/into-the-terminal-ep24-connecting-with-red-hat/Thu, 05 May 2022 09:00:00 -0500https://itguyeric.com/blog/into-the-terminal-ep24-connecting-with-red-hat/Navigating the Customer Portal and knowledge base.https://itguyeric.com/blog/into-the-terminal-ep23-session-recording/Thu, 28 Apr 2022 09:00:00 -0500https://itguyeric.com/blog/into-the-terminal-ep23-session-recording/Capturing terminal sessions with <code>tlog</code> and SSSD.https://itguyeric.com/blog/into-the-terminal-ep22-subscription-management/Thu, 21 Apr 2022 09:00:00 -0500https://itguyeric.com/blog/into-the-terminal-ep22-subscription-management/Tracking what you have purchased versus what you use.https://itguyeric.com/blog/into-the-terminal-ep21-selinux-booleans/Thu, 14 Apr 2022 09:00:00 -0500https://itguyeric.com/blog/into-the-terminal-ep21-selinux-booleans/How SELinux handles ports and network access.https://itguyeric.com/blog/into-the-terminal-ep20-scripting-loops/Thu, 07 Apr 2022 09:00:00 -0500https://itguyeric.com/blog/into-the-terminal-ep20-scripting-loops/Conditionals with <code>if</code>/<code>test</code> and comparison operators.https://itguyeric.com/blog/into-the-terminal-ep19-patching-practices/Thu, 31 Mar 2022 09:00:00 -0500https://itguyeric.com/blog/into-the-terminal-ep19-patching-practices/Applying updates with <code>dnf</code> and understanding what changed.https://itguyeric.com/blog/into-the-terminal-ep18-writing-shell-scripts/Wed, 30 Mar 2022 09:00:00 -0500https://itguyeric.com/blog/into-the-terminal-ep18-writing-shell-scripts/Structure of a script: shebang, variables, and arguments.https://itguyeric.com/blog/into-the-terminal-ep17-manipulating-the-cli/Tue, 29 Mar 2022 09:00:00 -0500https://itguyeric.com/blog/into-the-terminal-ep17-manipulating-the-cli/Command history, tab completion, and keyboard shortcuts.https://itguyeric.com/blog/into-the-terminal-ep15-built-in-help/Fri, 25 Mar 2022 09:00:00 -0500https://itguyeric.com/blog/into-the-terminal-ep15-built-in-help/Reading <code>man</code> pages and navigating them efficiently.https://itguyeric.com/blog/into-the-terminal-ep13-firewall/Wed, 23 Mar 2022 09:00:00 -0500https://itguyeric.com/blog/into-the-terminal-ep13-firewall/Zones, services, and ports in <code>firewall-cmd</code>.https://itguyeric.com/blog/into-the-terminal-ep12-sudo-and-su/Tue, 22 Mar 2022 09:00:00 -0500https://itguyeric.com/blog/into-the-terminal-ep12-sudo-and-su/The difference between <code>su</code> and <code>sudo</code>.https://itguyeric.com/blog/into-the-terminal-ep11-networking/Mon, 21 Mar 2022 09:00:00 -0500https://itguyeric.com/blog/into-the-terminal-ep11-networking/Managing connections and devices with <code>nmcli</code> and <code>nmtui</code>.https://itguyeric.com/blog/into-the-terminal-ep10-web-console/Fri, 18 Mar 2022 09:00:00 -0500https://itguyeric.com/blog/into-the-terminal-ep10-web-console/Managing services, storage, and networking from Cockpit.https://itguyeric.com/blog/into-the-terminal-ep09-disk-management/Thu, 17 Mar 2022 09:00:00 -0500https://itguyeric.com/blog/into-the-terminal-ep09-disk-management/Partitioning devices and creating filesystems.https://itguyeric.com/blog/into-the-terminal-ep08-managing-subscriptions/Wed, 16 Mar 2022 09:00:00 -0500https://itguyeric.com/blog/into-the-terminal-ep08-managing-subscriptions/Registering with <code>subscription-manager</code>.https://itguyeric.com/blog/into-the-terminal-ep07-installation/Tue, 15 Mar 2022 09:00:00 -0500https://itguyeric.com/blog/into-the-terminal-ep07-installation/Working through the Anaconda installer screens.https://itguyeric.com/blog/into-the-terminal-ep06-getting-rhel/Mon, 14 Mar 2022 09:00:00 -0500https://itguyeric.com/blog/into-the-terminal-ep06-getting-rhel/The no-cost Developer Subscription for individual use.https://itguyeric.com/blog/into-the-terminal-ep05-managing-ssh/Fri, 11 Mar 2022 09:00:00 -0500https://itguyeric.com/blog/into-the-terminal-ep05-managing-ssh/Connecting and configuring the client and server sides.https://itguyeric.com/blog/into-the-terminal-ep04-service-administration/Thu, 10 Mar 2022 09:00:00 -0500https://itguyeric.com/blog/into-the-terminal-ep04-service-administration/Starting, stopping, enabling, and checking services with <code>systemctl</code>.https://itguyeric.com/blog/into-the-terminal-ep03-installing-software/Wed, 09 Mar 2022 09:00:00 -0500https://itguyeric.com/blog/into-the-terminal-ep03-installing-software/Installing, updating, and removing packages with <code>dnf</code>.https://itguyeric.com/blog/into-the-terminal-ep02-file-permissions/Tue, 08 Mar 2022 09:00:00 -0500https://itguyeric.com/blog/into-the-terminal-ep02-file-permissions/Reading <code>ls -l</code> output without guessing.https://itguyeric.com/blog/into-the-terminal-ep01-users-and-groups/Mon, 07 Mar 2022 09:00:00 -0500https://itguyeric.com/blog/into-the-terminal-ep01-users-and-groups/Creating and modifying accounts with <code>useradd</code>, <code>usermod</code>, and <code>passwd</code>.https://itguyeric.com/blog/into-the-terminal-ep00-announcement/Wed, 23 Feb 2022 09:00:00 -0600https://itguyeric.com/blog/into-the-terminal-ep00-announcement/The format: short, practical, command-line-focused episodes.