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How to use Redis in a UNIX socket
Please use root privilege to execute the following instructions. If Redis fails to start , please verify SELinux is disabled , and all mentioned directories and files have correct permissions to the designated user.
for Centos 7.X
1. Stop redis
systemctl stop redis
2. Copy the service file
cp /usr/lib/systemd/system/redis.service /etc/systemd/system/redis.service
3. Edit /etc/systemd/system/redis.service
User=username Group=username
change username to same user that runs PHP
4. Edit /etc/redis.conf
change following
unixsocket /path/to/redis.sock unixsocketperm 770 logfile /path/to/redis.log dir /path/to/redis
change port to 0 if TCP socket is no longer needed.
5. Change owner of redis.conf to same username in step 3
chown username:group /etc/redis.conf
if /path/to/redis directory does not exist , please manually create it.
and make sure above mentioned socket path, log pathand dir path and are writable to designated user
6. Now start redis.
systemctl start redis
7. Verify it started successfully:
systemctl status redis
8. Check if everything is working well:
nc -U /path/to/redis.sock info