===== Finca LaDichium ─ DEBRiS Chrome ===== {{:ubuntu-20-04-1.jpg?nolink&250|}} Name: {{mdi>cards?28&color=#ffdd00}} ''**DEBRiS** Chrome'' (official) | {{mdi>creation?28&color=#ffdd00}} ''도라에λͺ½'' (korean) {{mdi>account-alert-outline?2x&color=#ffdd00}} **System Consideration**: β‘  Size of system partition is critically small β‘‘ Data should be stored on attached disk(s) ---- ==== Specification ==== {{mdi>cpu-64-bit?28&color=#ffdd00}} CPU: ''Intel(r) Celeron(r) CPU **N3060 @ 1.60GHz** (2 cores)'' --- [[https://meson.in/2NxusAS|Product info]] {{mdi>memory?28&color=#ffdd00}} Main Memory: ''**2G**'' {{mdi>harddisk?28&color=#ffdd00}} Storages: * ''**32G**'' (m.2 type SSD) --- ''**/**'' partition * ''**1024G**'' --- ''**/home**'' partition {{fa>usb?14&color=#005eb8}} === Live status of storages === Mounted on Type Size Used Avail Use% / ext4 20G 7.9G 11G 43% /boot ext4 974M 253M 655M 28% /home ext4 916G 292G 578G 34% {{mdi>wifi?28&color=#ffdd00}} Wireless Network: * Intel(r) Dual Band Wireless-AC 3160 (802.11ac) --- [[https://meson.in/2ZjAv19|Product info]] * Realtek Semiconductor Corp. RTL8188EUS 802.11n Wireless Network Adapter ---- ==== οΌ‹Work logs ==== * Attach Ubuntu Pro subscription --- Updated on //2024/05/21 17:41// * Upgrade ''php 8.2'' and purge ''php 7.4'', ''php 8.0'' and ''php 8.1'' --- Updated on //2023/06/04 03:57// * Upgrade ''Ubuntu 22.04.1 LTS (Jammy Jellyfish)'' --- Updated on //2022/09/09 17:40// * Fresh installation for Ubuntu Server 20.04 ''focal'' --- Updated on //2020/10/12 20:44// * Upgrade ''mariadb 10.5'' --- Updated on //2020/08/31 13:15// * Get certificates for ''sayah.kr'' --- Updated on //2020/06/28 19:09// * Install ''WordPress'' {{mdi>wordpress}} for ''sayah'' --- Updated on //2020/06/28 19:07// * Change ''backup rsync'' to another partition --- Updated on //2020/06/27 04:01// * Install ''Nextcloud'' named ''cloud.ejestate.tk'' --- Updated on //2020/03/29 22:22// === οΌ‹Que to do === ---- ==== Hosting Services ==== Showing lively on OWL {{fa>opera?14&color=#cc0f16}} for ''**DEBRiS** Chrome'' {{fa>lock?color=#808080}} ---- ==== Gemini Services ==== Duplicate and backup for ''wiki.meson.in'' and ''wiki.meson.one'' (OWL) toward backup server. Create ''/var/www/.ssh'' and Generate Pairwise keys on source server sudo mkdir /var/www/.ssh sudo chown -Rf www-data:www-data /var/www/.ssh sudo -u www-data ssh-keygen -t rsa -b 4096 File synchronization using ''rsync'' to remote (target) server sudo -u www-data rsync -azP --rsync-path="sudo rsync" /var/www/source.directory/ user@target.server:/home/to/path/target.directory/ Create executive file ''/usr/local/rsync_wiki'' and make it executable ''sudo chmod +x'' #!/bin/sh sudo -u www-data rsync -azP -e 'ssh -p 2020' --progress --rsync-path="sudo rsync" /var/www/wiki.meson.in/ meson@target.com:/home/meson/webroot/wiki.meson.in/ ---- ==== Limit size of journal logs ==== edit ''/etc/systemd/journald.conf'' SystemMaxUse=100M Clear journal logs with command journalctl --vacuum-time=2d journalctl --vacuum-size=500M Usually it could free over 3.0G up on (system) disk. ---- ==== Nginx Reverse proxy ==== Subsonic server is using port ''4040''. Then create virtual host in Nginx with SSL and add the following lines. location / { proxy_pass http://localhost:4040/; proxy_set_header Host $host; proxy_set_header X-Real-IP $remote_addr; proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for; } Edit ''/etc/default/subsonic'' with commenting out the following SUBSONIC_ARGS="--port=0 --https-port=4040 --context-path=/ --max-memory=200" ---- ===== Solved problems ===== === Disable restarting Nginx service === {{fa>exclamation}} **Problem**: Nginx web service is not restarting after updating certificates with ''certbot'' {{fa>bug}} **Symptom**: Following messages are showing when it fails to restart nginx: [emerg] bind() to 0.0.0.0:443 failed (98: Address already in use) nginx: [emerg] still could not bind() {{fa>lightbulb-o}} **Solution**: Kill nginx service with command sudo fuser -k 443/tcp sudo service nginx restart ----