安装memcached并加入systemctl管理

[root@izbp18dv3a3metugyd02qxz bin]# rpm -qa | grep memcache
[root@izbp18dv3a3metugyd02qxz bin]# yum list installed |grep memcache
[root@izbp18dv3a3metugyd02qxz bin]# yum clean all
[root@izbp18dv3a3metugyd02qxz bin]# yum -y update
[root@izbp18dv3a3metugyd02qxz bin]# echo $?
[root@izbp18dv3a3metugyd02qxz bin]# yum list |grep  memcached
[root@izbp18dv3a3metugyd02qxz bin]# yum -y install memcached
[root@izbp18dv3a3metugyd02qxz bin]# locate memcached.service
[root@izbp18dv3a3metugyd02qxz bin]# updatedb
[root@izbp18dv3a3metugyd02qxz bin]# locate memcached.service
/usr/lib/systemd/system/memcached.service
[root@izbp18dv3a3metugyd02qxz bin]# ll /etc/sysconfig/memcached
-rw-r--r-- 1 root root 88 Nov 12 22:30 /etc/sysconfig/memcached

[root@izbp18dv3a3metugyd02qxz bin]# vim /usr/lib/systemd/system/memcached.service
ExecStart=/usr/bin/memcached -l $HOST -u $USER -p $PORT -m $CACHESIZE -c $MAXCONN $OPTIONS

[root@izbp18dv3a3metugyd02qxz bin]# cat /usr/lib/systemd/system/memcached.service
[Unit]
Description=Memcached
Before=httpd.service
After=network.target

[Service]
Type=simple
EnvironmentFile=-/etc/sysconfig/memcached
ExecStart=/usr/bin/memcached -l $HOST -u $USER -p $PORT -m $CACHESIZE -c $MAXCONN $OPTIONS

[Install]
WantedBy=multi-user.target


[root@izbp18dv3a3metugyd02qxz bin]# vim /etc/sysconfig/memcached
HOST="127.0.0.1"

[root@izbp18dv3a3metugyd02qxz bin]# cat /etc/sysconfig/memcached
PORT="11211"
HOST="127.0.0.1"
USER="memcached"
MAXCONN="1024"
CACHESIZE="64"
OPTIONS=""


[root@izbp18dv3a3metugyd02qxz bin]# systemctl restart memcached
[root@VM_58_118_centos ~]# systemctl restart memcached
Warning: memcached.service changed on disk. Run 'systemctl daemon-reload' to reload units.

[root@VM_58_118_centos ~]# systemctl daemon-reload

[root@izbp18dv3a3metugyd02qxz bin]# systemctl restart memcached
[root@izbp18dv3a3metugyd02qxz bin]# systemctl status memcached
● memcached.service - Memcached
   Loaded: loaded (/usr/lib/systemd/system/memcached.service; disabled; vendor preset: disabled)
   Active: active (running) since Tue 2019-11-12 22:34:07 CST; 7s ago
 Main PID: 19329 (memcached)
   CGroup: /system.slice/memcached.service
           └─19329 /usr/bin/memcached -u memcached -p 11211 -m 64 -c 1024

Nov 12 22:34:07 izbp18dv3a3metugyd02qxz systemd[1]: Started Memcached.

安装memcached并加入systemctl管理

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