Laravel Horizon - entered FATAL state, too many start retries too quickly
supervisorctl restart
supervisorctl status

/var/log/supervisor/supervisord.log

Add "startsecs=0" to each program in "/etc/supervisord.conf"

[program:production_horizon]
process_name=%(program_name)s
directory=/home/davidvandertuijn/public_html
command=/usr/local/php73/bin/php73 artisan horizon
autostart=true
autorestart=true
user=davidvandertuijn
redirect_stderr=true
stdout_logfile=/home/davidvandertuijn/public_html/storage/logs/supervisord/horizon.log
startsecs=0
stopsignal=TERM
stopwaitsecs=15

Lets go!

supervisorctl reread
supervisorctl update
supervisorctl restart all