https://wiki.kptree.net/ 2026-04-24T12:05:58+00:00 https://wiki.kptree.net/ https://wiki.kptree.net/lib/exe/fetch.php?media=wiki:dokuwiki.svg text/html 2025-11-09T00:31:16+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/doku.php?id=docker_notes:nginx-php-notes&rev=1762648276&do=diff linux docker nginx php fast-cgi php-fpm Docker nginx / php notes nginx executable I had some trouble getting nginx with php-fpm to operate. So I tried to get working a simple setup to nut-out the nuances. I got it working using php-fpm socket with Apline Linux on 2 Docker instances, one running Nginx and the other php-fpm. text/html 2026-04-03T14:43:15+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/doku.php?id=docker_notes:docker-nextcloud&rev=1775227395&do=diff linux docker nextcloud mysql mariadb Nextcloud Container Nextcloud publishes their own Docker container of Nextcloud. The Nextcloud image on Docker hub is maintained by the Nextcloud community, and is not officially supported by Nextcloud! Linuxserver.io, as well as some others also have Nextcloud containers on Docker Hub. text/html 2025-05-24T13:09:25+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/doku.php?id=linux_router:wireguard&rev=1748092165&do=diff linux router vpn wireguard docker qr_code qr Wireguard VPN access from WAN to LAN I use a Docker instance for my Wireguard server now. I use 2 forms of vpn (virtual private network) on my home server. * VPN to gain remote secure private access to my home LAN from the WAN (internet). This is the one I am describing here. text/html 2024-12-06T11:35:56+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/doku.php?id=docker_notes:diun-ntfy&rev=1733484956&do=diff linux docker diun ntfy Docker - diun & ntfy ntfy is a notification application and server frame work. It has an iOS client and can also use standard web page and Andiod app. I originally considered gotify however there is not iOS application for this notification system, which basically makes it of less value for me. text/html 2025-08-16T11:39:12+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/doku.php?id=docker_notes:docker-mailserver&rev=1755344352&do=diff linux docker mail mailserver alpine dovecot postfix sqlite s6 s6-rc Docker mailserver This mailserver setup follows Workaround's SPmail guide for Debian 12 “Bookworm”. Key changes are that instead of installing on Debian 12 virtual machine1, with a Maria mysql database2, this setup is for installation on latest Alpine linux Docker image with s6-rc init using maria database. I toyed with sqlite and basically got it functional, however the support apps do not function with sqlite, so I went ba… text/html 2026-03-16T07:04:18+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/doku.php?id=home_server:mswindows_notes&rev=1773644658&do=diff mswindows windows setup tip notes personal license powertoys KPTree - Home Desktop Setup Background I have Windows on my main desk top machine, it is dual boot with Debian/XFCE. I am using Debian almost exclusively now. The BIOS based dual boot works well, I have it defaulting to Debian. I do not currently have a Windows VM setup on my main server. My 3 sons also have computers with Windows on them. Lastly, I am required to used company Windows machines at work. Hence I like to keep a li… text/html 2024-12-07T03:13:35+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/doku.php?id=home_server:web_server_setup&rev=1733541215&do=diff linux debian apache apache2 httpd web server php certbot letsencrypt nextcloud cloud vm virtual machine kvm proxy reverse proxy gid uid vipw vigr group id user id Web Server setup Basic Web Server setup on VM I am moving away from Ubuntu to Debian. I find the instruction for here are good to setup a basic web server Digitalocean's LAMP on Debian 11 and Computing for Geeks LAMP on Debian. Old, tl;dr; The main reference used is Unixmen - How To Install LAMP Stack On Ubuntu 16.04, for the bas… text/html 2025-10-14T05:59:15+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/doku.php?id=linux_router:misc&rev=1760421555&do=diff linux router monitor links darkstat glances ntopng iftop nethogs Router Miscellaneous Monitoring There are a number of linux monitoring packages available. See these links for more examples see, 13 Linux Performance Monitoring Tools – Part 2, and 30 Linux System Monitoring Tools Every SysAdmin Should Know. Below are a few that I have tried and use. iftop iftop - display bandwidth usage on an interface by host Use text/html 2023-04-30T09:43:13+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/doku.php?id=home_server:home_server_setup:other_services:samba&rev=1682847793&do=diff linux samba samba I have not look at samba much since I first attempted to set up my home sever circa 2011 on Fedora before I moved to Ubuntu. I stopped using Fedora as I had noob pain with Selinux, coupled with the short service life of Fedora, so I moved to Ubuntu, where I had a lot more success. text/html 2026-02-15T00:37:24+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/doku.php?id=docker_notes:docker-dns&rev=1771115844&do=diff linux docker dns bind9 Docker - DNS Server What Is DNS and How Does It Work – A Comprehensive Guide I have been using Bind9 as my home LAN DNS for the past few years. I originally operated it on bare metal on my home router computer. In mid 2023 I successfully moved my Bind9 primary instance to my main home server in a container and created a slave instance in a container running on my home router computer. I created a Docker Bind9 Image using base Docker Alpine Linux images, with S6 init s… text/html 2026-04-05T00:01:17+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/doku.php?id=docker_notes:docker-dokuwiki&rev=1775347277&do=diff linux docker traefik dokuwiki container Dokuwiki Main Dokuwiki Page The main dokuwiki page dokuwiki_setup. Dokuwiki Container This uses the linuxserver.io image from dockerhub, linuxserver/dokuwiki. The Linuxserver.io documents can be found heredoc.linuxserver.io. Defines web_data volume: #Not USED docker volume create --driver local \ --opt type=none \ --opt device="/home/docker_store/cloud.kptree.net/data" \ --opt o=bind cloud_data text/html 2023-04-30T09:43:13+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/doku.php?id=home_server:media_vm_setup&rev=1682847793&do=diff deluge torrent server openvpn btguard nftables iptables systemd virtual machine linux ubuntu KPTree Torrent VM Setup Deluge Headless setup The main reference used is Havetheknowhow.com, specifically for the deluge headless setup, Havetheknowhow.com - How to install Deluge Headless. The Deluge support page is also a root source of knowledge Deluge systemd. Whatbox Deluge also has some interesting dialog. If installing on a virtual machine (VM) it is important to also have set up the NFS to al… text/html 2025-09-20T09:35:01+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/doku.php?id=linux_router:hardware&rev=1758360901&do=diff linux router hardware Router Hardware ikoolcore-r2-max (Dec 2024) The Supermicro SYS-E200-9B has stopped working. It posts bios, but will not boot further. I suspect hardware failure of some sort. The BMC failed a few years ago. I have ordered a replacement ikoolcore-r2-max. The replacement comes with 2.5Gb/s and 10GB/s NICs and a more modern and faster 8 core text/html 2025-11-30T10:55:19+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/doku.php?id=linux_router:network&rev=1764500119&do=diff linux debian ubuntu router network netplan interface vlan ipv6 ip Debian Server Network Setup Debian Network - Server Interface Setup As of Debian 10 (Buster) Debian still by default uses this interface Setup. It can be setup to use netplan inface. Ubuntu (as of version 14.04) defaults to Predictable Network Interface Names, also see Systemd Docs. I have no problem with this. In any case, you should always check dev names and not assume names, such as text/html 2024-09-11T09:27:42+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/doku.php?id=docker_notes:docker-calibre&rev=1726046862&do=diff linux docker calibre Calibre Calibre This Docker container is based linuxserver/calibre, Docker hub linuxserver/calibre, Calibre ebook management The image is based upon current Ubuntu Long term release. Calibre docker-compose.yml services: calibre: image: lscr.io/linuxserver/calibre:latest container_name: calibre security_opt: - seccomp:unconfined #optional environment: - PUID=1000 - PGID=1000 - TZ=Australia/Perth - PASSWORD= #optional … text/html 2024-12-28T03:23:56+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/doku.php?id=docker_notes:vpn&rev=1735356236&do=diff linux docker wireguard openvpn Private LAN VPN Access The scope here concerns use of VPN (Virtual Private Network) to gain secure access from the public network to a local private network. It relates to private secure access and use from the public network. It does not consider public VPNs setup for public use. text/html 2025-09-29T11:22:11+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/doku.php?id=home_server:dokuwiki_setup&rev=1759144931&do=diff linux wiki dokuwiki server plugin markdown dokuwiki setup notes Also see notes on setting up Docker Dokuwiki container * Dokuwiki home page * Dokuwiki Installation instructions * Upgrading Dokuwiki * DokuWiki Manual * Docuwiki maintenance * How to backup DokuWiki? * How to move DokuWiki from one Server to another? dokuwiki backup Back-ups placed here: '/media/disk1/KarlData/Karl Data 2/dokuwiki_backups/' and named KPtreeWiki-backup_yyyy-mm-dd. e.g. sudo tar zcpfv '/media/… text/html 2024-03-24T08:01:21+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/doku.php?id=home_server:email_server&rev=1711267281&do=diff linux mail server email postfix dovecot emailserver debian ubuntu horde postfixadmin admin clamav apache roundcube webmail certbot certificate KPTree - Email Server Setup Email Server Notes Setting up the email server on my home server was probably the most difficult task. Email server setup is intricate, risky and involves significant commitment and effort to setup reliably and maintain. text/html 2024-12-15T03:35:46+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/doku.php?id=linux_router:dns_dhcp&rev=1734233746&do=diff linux router dns dhcp bind ip ipv6 radvd host dig nslookup DHCP / DNS Setup Outdated I have moved my DNS and DHCP servers to Docker, Docker-DNS Server. I am still using ISC_Bind9, but am now using ISC_Kea for DHCP as ISC_Bind is no longer supported as of 2022. tl;dr; Further to this I am not looking at backups for both these services on my local area network. Whilst these services worked reliably well, when ever I shutdown the the router with text/html 2025-09-29T01:29:05+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/doku.php?id=personal:recipes&rev=1759109345&do=diff food recipes cake stollen KPTree Recipes Recipe Links Stollen: I do not like mazipan, and do not like it in Stollen. Hence these links exclude reference to recipes with marzipan. * The spice house Old-Fashioned Christmas Stollen * The Spruce German Christmas Stollen * You're Doing It Wrong: Christmas Bread * Poppyseed Stollen * Stollen (No-Knead) * Traditional German Stollen Kaesekuchen - German Cheesecake in Diana's Recipe Book German Cottage Cheese Cheesecake Ratatouille Quick G… text/html 2023-04-30T09:43:13+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/doku.php?id=home_server:home_server_setup:other_services:calibre_server&rev=1682847793&do=diff linux calibre server ebook Calibre Server Calibre is a comprehensive book library package. I had the server running on my Ubuntu 14.04 system about 5 years ago. From memory the Calibre web interface was a bit unpolished, however some of my phone apps could access the library for easier book access. text/html 2025-05-18T07:27:42+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/doku.php?id=home_server:home_server_setup:other_services:ipmi_console&rev=1747553262&do=diff linux bmc grub ipmi console redirection cli IPMI Console Setup I have 3 computers from Supermicro with BMC and IPMI. The Supermicro provided utility program IPMIView is good, but the iKVM console redirection facility is woefully unreliable and also seems to be poorly documented! (Probably because it is based upon Java.) Interestingly this utility program is provided for Windows and Linux, and is even available in Manjaro AUR repositories. (This probably actually makes sense as many Supermic… text/html 2026-03-05T13:20:52+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/doku.php?id=home_server:home_server_setup:other_services:snapraid&rev=1772716852&do=diff snapraid linux snapraid I have been using snapraid since circa 2015 for my main first past redundancy. I have a second home server used as a backup server that weekly backs up using restic. The main snapraid commands I use are: sudo snapraid sync to sync the files that have changes since last sync. I usually do this weekly, manually. text/html 2024-03-24T06:04:40+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/doku.php?id=home_server:home_server_setup:other_services:vim&rev=1711260280&do=diff vim neovim command linux debian text editor setup customise customisation cheatsheet VIM Editor When using sudo vim consider sudo -E. The -E flag to retain the user environment variables for vim. VIM Customisation ~/.vimrc colorscheme desert set nocompatible syntax on set number relativenumber set autoindent expandtab tabstop=2 shiftwidth=2 filetype plugin on filetype indent on set cursorline set cursorcolumn set shiftwidth=2 set tabstop=2 set expandtab text/html 2025-06-21T05:00:34+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/doku.php?id=docker_notes:docker-deluge&rev=1750482034&do=diff linux docker image container openvpn docker_compose wireguard macvlan nftables Docker Deluge Image / Service I want a torrent service that uses a VPN and is set-up to block non VPN WAN (internet) access. On my virtual machine implementation of this I used the following 3 packages: deluge (deluged with deluge-web), openvpn and nftables. I have used both iptables and nftables and find nftables is definitely more elegant to use. As far as I can tell there is not a Docker image that will meet m… text/html 2024-04-28T03:27:13+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/doku.php?id=docker_notes:docker-matrix&rev=1714274833&do=diff linux docker matrix synapse Matrix Matrix is an open protocol for decentralised, secure communications. references * linuxhandbook.com install-matrix-synapse-docker * Computing for geeks Synapse matrix homeserver in Docker * matrix.org * Matrix Installation Instructions * Docker hub matrixdotorg/synapse * Matrix Docker Install * github matrix-org synapse-email-account-validity * How to set up and configure your own TURN server using Coturn * How to Install Matrix Synapse Homeserver … text/html 2025-12-29T00:09:36+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/doku.php?id=docker_notes:misc&rev=1766966976&do=diff linux docker it-tools dockge loki watchtower netbox Docker Miscellaneous IT-TOOLS Useful tools for developer and people working in IT. docker-compose.yml --- services: it-tools: image: 'corentinth/it-tools:latest' #ports: # - '8080:80' restart: unless-stopped container_name: it-tools networks: - proxy labels: - "traefik.enable=true" - "traefik.docker.network=proxy" - "traefik.http.routers.… text/html 2025-09-14T11:00:20+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/doku.php?id=linux_router:background&rev=1757847620&do=diff linux router 4g lte mobile Linux Router Background I have had the router hardware for about 7 years now, as of June 2023. It took me nearly 18 months to set up as primary home router on bare metal, with DNS and DHCP. I got Wireguard up and running a year ago. I have some basic monitoring software running, darkstat and glances. I have not bothered to setup VMs or containers, it all runs bare metal. I managed to use text/html 2025-01-04T10:36:56+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/doku.php?id=linux_router:ipoe&rev=1735987016&do=diff linux router bridged modem isp ipoe mtu dns dhcp ISP IPoE DHCP Setup Notes Notes on Setting up a Linux router for IPoE DHCP. old, tldr; After a few years of reasonable successful use of bridged VDSL modem with Linux Router running pppoe and nftables my ISP informed me that they do not use authentication on the connection with username and password. In fact they mention they used dhcp IPoE as well as PPPoE. I set up my spare modem as they described and it worked straight way. When I tried my… text/html 2024-06-23T01:11:37+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/doku.php?id=linux_router:netfilter&rev=1719105097&do=diff linux router mtu netfilter Basic Netfilter Function Block Diagram Both NFTables and IPTables use the Netfilter framework provided in the Linux kernal. NFtables was implemented to supersede IPTables, which due to the widespread use of IPTables, will probably take a long time. The following is a basic block diagram of the Netfilter Filter and NAT (Network Address Translation) functions, which are the basic requirements for router. Incoming Packets | ┌────────────… text/html 2025-03-02T07:31:20+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/doku.php?id=linux_router:nftables&rev=1740900680&do=diff linux router nftables firewall NFTables Configuration The best reference for nftables is at the dedicated wiki wiki nftables. Some other references I found nftables router. The reference at stosb is good, but not for a router Explaining My Configs: nftables. Nftables Cheatsheet After a lot of experimenting the following is my NFTables router configuration file. Create the following file called: text/html 2024-06-23T00:14:23+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/doku.php?id=linux_router:tc&rev=1719101663&do=diff linux router tc traffic control TC - Traffic Control The Linux kernel's network stack has network traffic control and shaping features. The iproute2 package installs the tc command to control these via the command line. Queuing controls how data is sent; receiving data is much more reactive with fewer network-oriented controls. However, since TCP/IP packets are sent using a slow start the system starts sending the packets slow and keeps sending them faster and faster until packets start getti… text/html 2025-05-22T08:07:33+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/doku.php?id=linux_router:ubuntu&rev=1747901253&do=diff linux router router_configuration setup debian ubuntu snap snaps switch network Router Configuration, Switch & Server Setup Router Configuration [DRAFT] A router performs the following key features: * A gateway between different network areas * Restrict network traffic * Forward Network traffic * Track network traffic, allows traffic incoming only if response to out going (one way traffic) This is primary firewall action and primary security action! This is often confused with NAT… text/html 2025-10-01T11:43:13+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/doku.php?id=personal:localities&rev=1759318993&do=diff Localisations I am an Australian. Australian English is unique. (The greatest similarity is with New Zealand English, however there are also differences here too, minor differences, although some may have difficulties differentiating.) In comparison to the text/html 2026-01-09T09:49:22+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/doku.php?id=project:home_solar_bess&rev=1767952162&do=diff home solar bess battery stroage power electric Home Solar / BESS In my home jurisdiction housing with single phase power reticulation are generally limited to solar systems with 5kW of feed in capacity, so systems are limited to 6.6kW of peak solar panel capacity coupled to a inverter with 5kW maximum capacity. The requirements have developed and changed significantly over the past 15 years as features of residential solar power has significantly changed during this time, particularly renewab… text/html 2024-09-22T09:13:38+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/doku.php?id=tech_notes:boot&rev=1726996418&do=diff linux boot uefi ventoy boot tools list drives * df -h * sudo fdisk -l * lsblk flags: * -f to get more verbose output * -o to get specific output columns, use -h option to see list of column options * blkid * ls -l /dev/disk/by-id, additional list options: text/html 2025-08-09T03:11:23+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/doku.php?id=tech_notes:dns&rev=1754709083&do=diff Domain names, domain nameservers, DNS and DHCP Domain names, Domain nameservers, DNS and DHCP are a key part of the internet back bone. * DNS (Domain Name System) resolves the text domain names to the relevant IP (Internet Protocol) addresses. * text/html 2025-02-08T09:11:05+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/doku.php?id=home_server:home_server_setup:kvm&rev=1739005865&do=diff server kvm virtual command debian machine qemu virsh qcow linux command setup nbd network block device KVM Setup I original setup my main server and virual machines all with Ubuntu. However I have started using Debian and find it leaner than Ubuntu. I am slowly moving my various servers and virtual machines to Debian. * Install And Configure KVM In Ubuntu 20.04 Headless Server * Installing KVM on Debian 10 * How To Install KVM Hypervisor on Debian 12|11|10 * How to install KVM server on … text/html 2025-08-17T00:27:04+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/doku.php?id=home_server:home_server_setup:network_setup&rev=1755390424&do=diff network interface netplan nic setup loopback eth ethernet bridge bond networkd linux debian setup command Network Setup Most server have more than one network connection although one is technically enough. Routers by definition need to have a minimum of at least 2 network connections. It would seem that Debian Linux supports multiple methods to define network connections: text/html 2026-01-25T05:14:50+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/doku.php?id=home_server:home_server_setup:summary&rev=1769318090&do=diff linux server setup summary index Home Server Notes The main reason for these notes is a reference to assist me with maintaining my home server. This includes upgrading the existing or setting up a new server in the future. There are many reasons to setup a home server and many different options available. For me one of the big reasons is the tinkering and learning associated with such a set up. There are many other benefits. Perhaps also one of the largest negatives is also the time invested … text/html 2025-05-20T04:48:08+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/doku.php?id=home_server:home_server_setup:vnc_setup&rev=1747716488&do=diff linux server debian vnc setup vncserver tigervnc gnome xfce VNC Server This section is a bit of a mess and needs a clean up..... I want a simple server GUI VNC system. Sadly most the instructions on the net do not seem to meet my needs. * Install a GUI * A light desktop system, e.g. xfce * The x11 windows manager system text/html 2025-01-03T09:33:51+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/doku.php?id=home_server:home_server_setup:other_services:docker&rev=1735896831&do=diff linux xfce XFCE XFCE Plugins Many XFCE plugins are available via menu: setting : panel : items, from here panel items can be added and removed and configured. To see available XFCE4 packages in the Debian repository sudo apt-cache search xfce4*. XFCE Keystrokes text/html 2025-04-06T07:41:58+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/doku.php?id=home_server:home_server_setup:other_services:manjaro&rev=1743925318&do=diff linux manjaro arch archlinux vuescan flatpak davfs cups printing print Manjaro Setup Notes I tried Manjaro circa 2019 for a couple of years as my main Linux Desktop. I had no major problems with it. An occasional minor problem this nVidia graphic card and some minor issues with updates. Having used Debian / Ubuntu the past 10 years on servers I decided to switch to Debian testing desk top with XFCE. Debian testing basically give a similar level of latest updates as Manjaro/Arch. I have not … text/html 2025-09-29T05:35:59+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/doku.php?id=home_server:home_server_setup:other_services:misc&rev=1759124159&do=diff linux dmesg command systemd journal journalctl tzdata timezone apt upgrade update install remove crontab man apropos tldr ip tc systemctl journalctl pbcopy pbpaste copy paste Commonly used commands and scripts dmesg sudo dmesg lists the OS boot messages between grub and os up. sudo dmesg --level=emerg,alert,crit,err,warn,notice,debug give a more succinct list of focus potential problem issues. * emerg - system is unusable text/html 2026-01-31T14:34:43+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/doku.php?id=home_server:home_server_setup:other_services:rsync&rev=1769870083&do=diff rsync backup linux debian rsnapshot Rsync These are my rsync notes. I also used to use rsnapshot, however I was unhappy with the performance of this application and moved to restic. The original rsnapshot notes have been rolled up and moved to the bottom of this page. Rsync Notes Main rsync command usage summary text/html 2023-11-19T02:47:59+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/doku.php?id=home_server:home_server_setup:other_services:swap&rev=1700362079&do=diff linux debian swap setup disable enable configure partition fstab SWAP Files As I have a computer with enough memory I see no need or value in a SWAP partition. In fact as I am using a SSD for the system drive a SWAP is a concern to the reliability of his drive. The following is a list of method to check and disable SWAP function. text/html 2023-05-28T01:17:15+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.kptree.net/doku.php?id=home_server:home_server_setup:other_services:timedate&rev=1685236635&do=diff linux debian chrony ntp time date timedatectl timezone timezones Time Date Related Setup Setup NTP server The NTP server setup is quite simple, I used the reference from Using chrony on Ubuntu 18.04. I replace the pool servers with my local ones, sudo vim /etc/ntp.conf. Some NTP tips: * To install: sudo apt install ntp ntpdate * To edit main configuration file: