emergency restart threshold

; If this number of child processes exit with SIGSEGV or SIGBUS within the time
; interval set by emergency_restart_interval then FPM will restart. A value
; of '0' means 'Off'.
; Default Value: 0
;emergency_restart_threshold = 0

See also

• php-fpm.conf
• php.ini, php-fpm.conf, opcache
• PHP-fpm, php-fpm.conf, /etc/php/7.*/fpm/pool.d/, pm., pm.max_children, /var/log/php7.2-fpm.log