sidekiq.service

# place file in /home/%user%/.config/systemd/user/sidekiq.service
#
# run w/o sudo:
# attention "--user" is an option, not a username on the system!
#
# systemctl --user reenable sidekiq
# systemctl --user daemon-reload
# systemctl --user restart sidekiq
#
# check sidekiq is run:
# systemctl --user status sidekiq
# ps aux | grep [s]idekiq
# http://deployserver/sidekiq/busy
#
# or run task capistrano from dev server
# add lines in config/deploy.rb:
# set :init_system, :systemd
# set :service_unit_name, "sidekiq"
# and run:
# cap production sidekiq:restart

[Unit]
Description=sidekiq
After=syslog.target network.target redis-server.service

[Service]
Type=simple
WorkingDirectory=/home/deployer/project/current
ExecStart=/home/deployer/.rvm/bin/rvm default do bundle exec sidekiq -e production -C /home/deployer/project/shared/config/sidekiq.yml
# if need PID-file uncomment these two lines:
# ExecStartPost=/bin/sh -c "/bin/systemctl --user show -p MainPID sidekiq 2>/dev/null | /usr/bin/cut -d= -f2 > /home/deployer/project/shared/tmp/pids/sidekiq.pid"
# PIDFile=/home/deployer/project/shared/tmp/pids/sidekiq.pid

# use `systemctl reload sidekiq` to send the quiet signal to Sidekiq
# at the start of your deploy process.
ExecReload=/bin/kill -TSTP $MAINPID

# Greatly reduce Ruby memory fragmentation and heap usage
# https://www.mikeperham.com/2018/04/25/taming-rails-memory-bloat/
Environment=MALLOC_ARENA_MAX=2

# if we crash, restart
RestartSec=3
Restart=on-failure

# output goes to /var/log/syslog
StandardOutput=syslog
StandardError=syslog
#
# This will default to "bundler" if we don't specify it
SyslogIdentifier=sidekiq

[Install]
WantedBy=multi-user.target