board.net-Installation.md

+## Installation
+
+first install in 2010, see https://fairkom.net/dokuwiki/doku.php?id=cloudservices:admin:etherpadlite
+
+See also README.txt in root dir
+
+## Directories
+
+etherpad-lite has been installed in `/opt/etherpad-lite`
+
+Runs as a systemd service /etc/systemd/system/etherpad.service
+
+`systemctl start etherpad`
+
+In `/etc/systemd/system/etherpad.service` we start the service with       
+`ExecStart=/usr/bin/nodejs --max-old-space-size=1800 /opt/etherpad-lite/node_modules/ep_etherpad-lite/node/server.js`
+
+## upgrade etherpad
+
+```
+service etherpad stop
+n latest
+su etherpad
+cd /opt/etherpad-lite
+git pull origin
+exit
+bin/run.sh # updates dependencies 
+Ctrl - C
+service etherpad start
+```
+
+do backup before updating:
+
+     /opt# tar -cvzf etherpad-lite1.6.1backup.tgz etherpad-lite/
+
+added .gitignore files in some dirctories in locale / custom / static
+
+## upgrade mariaDB
+
+as this may take too long for ep, we have marked it as hold
+
+```
+systemctl stop etherpad
+apt-mark unhold mariadb-common mariadb-server mariadb-server-10.1 mariadb-server-core-10.1
+apt upgrade
+apt-mark hold mariadb-common mariadb-server mariadb-server-10.1 mariadb-server-core-10.1
+```