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--- memcached_unix_socket [2018/01/17 22:21]
qtwrk [How to use memcached in UNIX socket?]
+++ memcached_unix_socket [2025/06/03 18:05] (current)
Lisa Clarke Redirect to new Documentation Site
@@ Line 1: / Line 1: @@
-======How to use memcached in UNIX socket?======
+~~REDIRECT>https://docs.litespeedtech.com/products/lsmcd/configuration/general/~~
-Memcached can also run in UNIX socket which provides better performance than TCP connection.
-Please use root privilege to the following instructions.
-If memcached failed to start , it is usually due to permission and user problem , please check the socket path is writable to designated user.
-=====for Centos7.X=====
-. Stop memcached <code>systemctl stop memcached</code>
-. Copy file service file <code>cp /usr/lib/systemd/system/memcached.service /etc/systemd/system/memcached.service</code>
-. Add following content to /etc/systemd/system/memcached.service ,after [Service], please change username to php user
-<code>User=username
-Group=username
-</code>
-the file should be like this:
-{{ :litespeed_wiki:cache:lscwp:configuration:object-cache3.jpg?direct |}}
-. Edit /etc/sysconfig/memcached , please change path to your desired location.
-change from <code>OPTIONS=""</code> to <code>OPTIONS="-s /path/to/memcached.sock -a 0770"</code>
-and change username to the same user name in step 3.
-change from <code>USER="memcached"</code> to <code>USER="username"</code>
-. Now start memcached again<code>systemctl start memcached</code>
-. Check if it started successfully ,
-<code>systemctl status memcached</code>
-. Check if everything goes well.
-<code>nc -U /path/to/memcached.sock</code>
-and then type <code>stats</code>
-=====for Centos6.X=====
-. Stop memcached <code>service memcached stop</code>
-. Edit /etc/sysconfig/memcached
-change <code>OPTIONS=""</code> to <code>OPTIONS="-s /path/to/memcached.sock -a 0770"</code>
-change <code>USER=""</code> to <code>USER="username"</code> the same user runs php
-. Start memcached <code>service memcached start</code>
-. Check if everything goes well.
-<code>nc -U /path/to/memcached.sock</code>
-and then type <code>stats</code>
-=====for Ubuntu 17.10, Ubuntu 16.04, Debian 8 and Debian 9=====
-. Stop memcached <code>systemctl stop memcached</code>
-. Edit <code>/etc/memcached.conf</code>comment out host and port , add socket path and permission.
-<code>-s /path/to/memcached.sock
--a 0770</code>
-and change <code>-u </code> to <code>-u username</code>
-a username that runs PHP.
-. Start memcached again <code>systemctl start memcached</code>
-. Check if everything goes well.
-<code>nc -U /path/to/memcached.sock</code>
-and then type <code>stats</code>
-=====for Ubuntu 14.04 and Debian 7=====
-. Stop memcached <code>service memcached stop</code>
-. Edit <code>/etc/memcached.conf</code>comment out host and port , add socket path and permission.
-<code>-s /tmp/memcached.sock
--a 755</code>
-Add additional line on Ubuntu 14.04
-<code>-u root</code>
-{{ :litespeed_wiki:cache:lscwp:configuration:mem-socket-ubuntu1.png?direct |}}
-. Start memcached again <code>service memcached start</code>
-. Check if everything goes well.
-<code>nc -U /tmp/memcached.sock</code>
-and then type <code>stats</code>
-sources:
-https://www.orangecoat.com/how-to/run-memcached-as-a-socket-under-systemd-in-centos-or-rhel-7
-https://chirale.org/2015/09/04/installing-and-configure-memcache-on-centos-7/
-https://guides.wp-bullet.com/install-latest-memcached-object-cache-wordpress-php5-debian/