Command option Sample:systemctl set-environment

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systemctl set-environment _WSRE    Debian 9 (Stretch) - MySQL root password change | Howtoforge - Linux Howtos and Tutorials : http://www.howtoforge.com/community/threads/debian-9-stretch-mysql-root-password-change.77477/
systemctl set-environment _WSREP_NEW_CLUSTER=''     [Commits] a574407: MDEV-9007: Bootstrap does not work in CentOS start script : http://lists.askmonty.org/pipermail/commits/2015-November/008574.html
systemctl set-environment _WSREP_NEW_CLUSTER='--wsrep-new-cluster'    Recovering MariaDB Galera Cluster after a Restart | Technology | Blog : http://inside-out.xyz/technology/recovering-mariadb-galera-cluster-after-a-restart.html
systemctl set-environment _WSREP_START_POSIT    After activate mysql, I can't access mysql by php from other server. - MariaDB Knowledge Base : http://mariadb.com/kb/en/library/after-activate-mysql-i-cant-access-mysql-by-php-from-other-server/
systemctl set-environment _WSREP_START_POSITION=    One of the node can not start the mariadb in Galera Cluster. - Ask OpenStack: Q&A Site for OpenStack Users and Developers : http://ask.openstack.org/en/question/109219/one-of-the-node-can-not-start-the-mariadb-in-galera-cluster/
systemctl set-environment DB_URL=    Pass an environment variable from current shell to a systemd unit - Unix & Linux Stack Exchange : http://unix.stackexchange.com/questions/383433/pass-an-environment-variable-from-current-shell-to-a-systemd-unit
systemctl set-environment directive :)    execute arbitrary bash code/variable substitution in systemd units ‘µ GitHub : http://gist.github.com/nickjacob/9909574
systemctl set-environment foo=bar    SystemdForUpstartUsers - Ubuntu Wiki : http://wiki.ubuntu.com/SystemdForUpstartUsers
systemctl set-environment HOME=/home/ubuntu"    How to setup an IPython Parallel cluster on Google Compute Engine (August 2016) : http://insights.untapt.com/how-to-setup-an-ipython-parallel-cluster-on-google-compute-engine-august-2016-b2967a018547
systemctl set-environment HOME=/home/ubuntu    How to setup an IPython Parallel cluster on Google Compute Engine (August 2016) : http://insights.untapt.com/how-to-setup-an-ipython-parallel-cluster-on-google-compute-engine-august-2016-b2967a018547
systemctl set-environment HOME=/root    [SERVER-557] puppetserver fails to start, TimeoutStartSec=120 is too short - Puppet Tickets : http://tickets.puppetlabs.com/browse/ENTERPRISE-833
systemctl set-environment HOSTNAME_IP=    execute arbitrary bash code/variable substitution in systemd units ‘µ GitHub : http://gist.github.com/nickjacob/9909574
systemctl set-environment ip=     [PATCH 1/1] make the systemd unit example more general : http://lists.zx2c4.com/pipermail/wireguard/2016-December/000731.html
systemctl set-environment LADSPA_PATH=    4-channel crossover using Pulseaudio/LADSPA - Development - LibreELEC Forum : http://forum.libreelec.tv/thread/10746-4-channel-crossover-using-pulseaudio-ladspa/
systemctl set-environment MYSQLD_OPTS="--general_log=1"    MySQL :: MySQL 5.7 Reference Manual :: 2.5.10 Managing MySQL Server with systemd : http://dev.mysql.com/doc/refman/5.7/en/using-systemd.html
systemctl set-environment MYSQLD_OPTS="--skip-grant-tables"    2017”N7ŒŽ – amedog.net : http://amedog.net/archives/date/2017/07
systemctl set-environment MYSQLD_OPTS=    Change mysql root password on Centos7. : http://www.99ideas.in/blog-post/change-mysql-root-password-on-centos7/
systemctl set-environment MYVAR=    execute arbitrary bash code/variable substitution in systemd units ‘µ GitHub : http://gist.github.com/nickjacob/9909574
systemctl set-environment NSS_HASH_ALG_SUPPORT=+MD5    Bug 895513 – Unable to authenticate to legacy LDAP server due to "not secure" certificate signature : http://bugzilla.redhat.com/show_bug.cgi@id=895513
systemctl set-environment ORIGIN=     Unofficial RHEL/CentOS UniFi Controller rpm packages - Page 2 - Ubiquiti Networks Community : http://community.ubnt.com/t5/UniFi-Wireless/Unofficial-RHEL-CentOS-UniFi-Controller-rpm-packages/td-p/1744595/page/2
systemctl set-environment PATH=/home/ubuntu/miniconda2/bin:    How to setup an IPython Parallel cluster on Google Compute Engine (August 2016) : http://insights.untapt.com/how-to-setup-an-ipython-parallel-cluster-on-google-compute-engine-august-2016-b2967a018547
systemctl set-environment TZ=YOUR_REGION_NAME/YOUR_TIMEZONE_NAME' >> .config/autostart.sh    [Updated] Embedded Plex Media Player x86_64: Workaround to reflect localtime in UI Plex Forums : http://forums.plex.tv/discussion/258958/updated-embedded-plex-media-player-x86-64-workaround-to-reflect-localtime-in-ui
systemctl set-environment var=value    Pass an environment variable from current shell to a systemd unit - Unix & Linux Stack Exchange : http://unix.stackexchange.com/questions/383433/pass-an-environment-variable-from-current-shell-to-a-systemd-unit
systemctl set-environment WSREPSTART_POSITION=    Multiple errors when updating ubuntu 16.04 - EasyEngine - rtCommunity : http://community.rtcamp.com/t/multiple-errors-when-updating-ubuntu-16-04/9218
systemctl set-environment XIVO_UUID=    Nginx — Wazo 17.17 documentation : http://documentation.wazo.community/en/stable/system/backup_restore.html

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