File redis.ini of Package php7-redis

; comment out next line to disable redis extension in php
extension=redis.so

; Should the locking be enabled? Defaults to: 0.
;redis.session.locking_enabled = 0

; How long should the lock live (in seconds)? Defaults to: value of max_execution_time.
;redis.session.lock_expire = 60

; How long to wait between attempts to acquire lock, in microseconds (┬Ás)?. Defaults to: 2000
;redis.session.lock_wait_time = 2000

; Maximum number of times to retry (-1 means infinite). Defaults to: 10
;redis.session.lock_retries = 10