Tips on running a Linux server and docker. https://wiki.kastanis.gr/ 2026-04-18T10:31:26+00:00 https://wiki.kastanis.gr/ https://wiki.kastanis.gr/lib/exe/fetch.php?media=wiki:dokuwiki.svg text/html 2021-08-28T09:59:58+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kastanis.gr/doku.php?id=docker-compose&rev=1630144798&do=diff docker-compose Run multiple compose files with the -f flag docker-compose -f one.yml -f two.yml up -d text/html 2022-05-28T15:32:52+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kastanis.gr/doku.php?id=docker&rev=1653751972&do=diff Docker Hints and Tips Docker needs daily or at least weekly maintenance with the help of the following command: docker system prune -f You should probably put that one on a systemd timer just in case. General maintenance Prune Unused Images docker image prune -a text/html 2021-08-28T14:52:36+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kastanis.gr/doku.php?id=dokuwiki&rev=1630162356&do=diff DokuWiki Troubleshooting Application Setup Upon first install go to <https://your_own_wiki_domain.com/install.php> once you have completed the setup, restart the container, login as admin and set “Use nice URLs” in the admin/Configuration Settings panel to .htaccess and tick Use slash as namespace separator in URLs to enable nice URLs you will find the webui at text/html 2021-11-07T12:04:57+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kastanis.gr/doku.php?id=freshrss&rev=1636286697&do=diff FreshRSS Troubleshooting History The first instance I created stopped updating and refused to work with simple methods suggested on the net. I created a whole new instance on the second day and deleted the persistent dir so I have no data to work with for troubleshooting. text/html 2021-08-28T07:15:34+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kastanis.gr/doku.php?id=ghost&rev=1630134934&do=diff Ghost Troubleshooting nginx proxy manager tutorial <https://www.youtube.com/watch?v=P3imFC7GSr0> The linuxserver.io docker container exposes only port 80 thus making the need for a reverse proxy mandatory in order to host an internet facing blog with it. You don't need to expose the application ports to the server since nginx that runs on docker creates an internal docker bridge and you simply connect your apps to that. text/html 2021-08-31T12:59:40+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kastanis.gr/doku.php?id=jellyfin&rev=1630414780&do=diff Jellyfin Troubleshooting Jellyfin needs proper naming of files in series or audiobooks in order to show the sequence the proper way. The recommended folder structure for audio books is Author\Book Name\Chapter. \AudioBooks \Author \Book Name 1- Chapter 1.mp3 2- Chapter 2.mp3 text/html 2021-11-06T08:52:49+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kastanis.gr/doku.php?id=languagetool&rev=1636188769&do=diff LanguageTool Troubleshooting Firefox plug-in server address: <http://hostaddress:8010/v2> --- services: languagetool: image: erikvl87/languagetool container_name: languagetool # ports: # - 8010:8010 # Using default port from the image networks: - nginx_default environment: # - langtool_languageModel=/ngrams # OPTIONAL: Using ngrams data - Java_Xms=512m # OPTIONAL: Setting a minimal Java heap size of 512 mib - Java_Xmx=1g # OPTIONAL:… text/html 2021-09-12T09:16:53+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kastanis.gr/doku.php?id=linkding&rev=1631438213&do=diff Linkding Troubleshooting Firefox exports bookmarks as json, there is an online converter to html over at <https://www.jeffersonscher.com/ffu/bookbackreader.html> text/html 2021-09-11T08:56:52+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kastanis.gr/doku.php?id=nextcloud&rev=1631350612&do=diff Nextcloud Troubleshooting Webdav access for file managers davs://username@nextcloud.lan/remote.php/dav/files/username text/html 2021-08-28T07:37:14+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kastanis.gr/doku.php?id=nginxproxy&rev=1630136234&do=diff nginx Proxy Manager Troubleshooting Since the admin panel for this app is coming out of port 81 one of the ways you can connect to it is by ssh port forwarding. From your local pc you open a terminal and write the following accordingly: ssh -L 8081:yourhostip:81 user@host text/html 2025-08-19T11:11:34+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kastanis.gr/doku.php?id=nix_package_manager&rev=1755601894&do=diff nix package manager on Ubuntu Basic Usage # List nix installed packages nix profile list # Upgrade all packages nix profile upgrade '.*' # Search for a package nix search 'nixpkgs#nnn' # Upgrade a single package nix profile upgrade 'nixpkgs#nnn' text/html 2021-09-01T09:26:23+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kastanis.gr/doku.php?id=paperlessng&rev=1630488383&do=diff Paperless-ng Troubleshooting Top tip: put any custom config variables (such as custom file naming) in the docker-compose file under “environment”. PDF cleaning But, I've since found out that my existing OCR'd PDFs have a janked-up OCR layer that Paperless-ng does NOT like - the text content is saved in a single column of characters. Not Paperless-ng's fault, just something to do with the way SwiftScan has saved the files. text/html 2021-09-12T07:04:42+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kastanis.gr/doku.php?id=portainer&rev=1631430282&do=diff Portainer Troubleshooting docker-compose.yml --- version: "2.1" services: portainer: image: portainer/portainer-ce container_name: portainer volumes: - /var/run/docker.sock:/var/run/docker.sock - ./portainer_data:/data ports: - 8000:8000 - 9000:9000 restart: always text/html 2025-08-19T12:47:55+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kastanis.gr/doku.php?id=rclone&rev=1755607675&do=diff rclone backblaze backup script Change the values in '{{ }}' placeholders for this to work. This is an interactive script that waits for month_day values of your previous backups in order to delete. #!/bin/bash # Edit the URL of your notification server notification_url="https://{{notification-server-URL}}/message?token={{topic-token}}" # List previous backups rclone lsf {{remote-name}}: # Set the date (that is included in the filename) of the previous backups to be deleted read -p "Date of … text/html 2021-08-28T07:51:42+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kastanis.gr/doku.php?id=resizevmdisk&rev=1630137102&do=diff Resizing LVM on Proxmox * First you resize the VM disk offline on Proxmox * Boot the VM and enter the following in a shell: sudo su # Check sda or vda or any other disk you wish to resize fdisk -l /dev/sda # There will be a red message mentioning the resize # Use parted now so it asks for a fix parted /dev/sda > print > Answer: Fix > resize part 3 100% > quit # Next you resize the physical volume of the last partition if available pvresize /dev/sda3 # Then you resize the logica… text/html 2025-08-19T11:42:56+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kastanis.gr/doku.php?id=sidebar&rev=1755603776&do=diff Start Page * Docker Tips * docker-compose * DokuWiki * FreshRSS * Ghost * Jellyfin * LanguageTool * Linkding * nginx Proxy Manager * Nextcloud * Paperless-ng * Portainer CE * Resizing VM disk * tmux * nix profile * rclone text/html 2025-08-19T11:42:48+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kastanis.gr/doku.php?id=start&rev=1755603768&do=diff Home Lab Troubleshooting Start Page This is a starting point for all the major sections of this wiki. You can jump to a section by visiting the appropriate link. * Docker Tips * docker-compose * DokuWiki * FreshRSS * Ghost * Jellyfin * LanguageTool * Linkding * Nextcloud * nginx Proxy Manager * Paperless-ng * Portainer CE * Resizing VM disk * tmux * text/html 2021-11-06T08:57:04+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kastanis.gr/doku.php?id=tmux&rev=1636189024&do=diff tmux configuration # Source the theme first # source-file "${HOME}/git/tmux-themepack/powerline/block/cyan.tmuxtheme" set -g set-titles on # Set the terminal colors to 256 set -g default-terminal "screen-256color" # set -g default-terminal "rxvt-256color" # set -g default-terminal "tmux-256color" # set -g default-command # mouse control set -g mouse on # set status-keys vi # set status-position bottom # Set zsh as the default shell # set -g default-shell /usr/bin/zsh # lower command delay se… text/html 2021-09-01T10:33:38+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kastanis.gr/doku.php?id=ubooquity&rev=1630492418&do=diff Ubooquity Troubleshooting Importing pdfs seems to have a memory leak that is not releasing resources back to the system. I'll keep an eye on that.