三叶运维Redis安装及使用
官方下载地址：http://download.redis.io/releases/
yum安装redis
在centos系统上需要安装epel源
查看yum仓库redis版本
[root@centos8 ~]#dnf info redis Name : redis Version : 5.0.3 Release : 1.module_el8.0.0+6+ab019c03 Architecture : x86_64 Size : 927 k Source : redis-5.0.3-1.module_el8.0.0+6+ab019c03.src.rpm Repository : AppStream Summary : A persistent key-value database URL : http://redis.io License : BSD and MIT Description : Redis is an advanced key-value store. It is often referred to as a data : structure server since keys can contain strings, hashes, lists, sets and : sorted sets. : : You can run atomic operations on these types, like appending to a string; : incrementing the value in a hash; pushing to a list; computing set : intersection, union and difference; or getting the member with highest : ranking in a sorted set. : : In order to achieve its outstanding performance, Redis works with an : in-memory dataset. Depending on your use case, you can persist it either : by dumping the dataset to disk every once in a while, or by appending : each command to a log. : : Redis also supports trivial-to-setup master-slave replication, with very : fast non-blocking first synchronization, auto-reconnection on net split : and so forth. : : Other features include Transactions, Pub/Sub, Lua scripting, Keys with a : limited time-to-live, and configuration settings to make Redis behave like : a cache. : : You can use Redis from most programming languages also. [root@centos8 ~]# [root@centos7 ~]#yum info redis Loaded plugins: fastestmirror Loading mirror speeds from cached hostfile * base: Available Packages Name : redis Arch : x86_64 Version : 3.2.12 Release : 2.el7 Size : 544 k Repo : epel/7/x86_64 Summary : A persistent key-value database URL : http://redis.io License : BSD Description : Redis is an advanced key-value store. It is often referred to as a data : structure server since keys can contain strings, hashes, lists, sets and : sorted sets. : : You can run atomic operations on these types, like appending to a string; : incrementing the value in a hash; pushing to a list; computing set : intersection, union and difference; or getting the member with highest : ranking in a sorted set. : : In order to achieve its outstanding performance, Redis works with an : in-memory dataset. Depending on your use case, you can persist it either : by dumping the dataset to disk every once in a while, or by appending : each command to a log. : : Redis also supports trivial-to-setup master-slave replication, with very : fast non-blocking first synchronization, auto-reconnection on net split : and so forth. : : Other features include Transactions, Pub/Sub, Lua scripting, Keys with a : limited time-to-live, and configuration settings to make Redis behave like : a cache. : : You can use Redis from most programming languages also.
| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 | [ root @ centos8 ~ ] #dnf info redis Name : redis Version : 5.0.3 Release : 1.module_el8.0.0 + 6 + ab019c03 Architecture : x86_64 Size : 927 k Source : redis - 5.0.3 - 1.module_el8.0.0 + 6 + ab019c03 . src . rpm Repository : AppStream Summary : A persistent key - value database URL : http : //redis.io License : BSD and MIT Description : Redis is an advanced key - value store . It is often referred to as a data : structure server since keys can contain strings , hashes , lists , sets and : sorted sets . : : You can run atomic operations on these types , like appending to a string ; : incrementing the value in a hash ; pushing to a list ; computing set : intersection , union and difference ; or getting the member with highest : ranking in a sorted set . : : In order to achieve its outstanding performance , Redis works with an : in - memory dataset . Depending on your use case , you can persist it either : by dumping the dataset to disk every once in a while , or by appending : each command to a log . : : Redis also supports trivial - to - setup master - slave replication , with very : fast non - blocking first synchronization , auto - reconnection on net split : and so forth . : : Other features include Transactions , Pub / Sub , Lua scripting , Keys with a : limited time - to - live , and configuration settings to make Redis behave like : a cache . : : You can use Redis from most programming languages also . [ root @ centos8 ~ ] # [ root @ centos7 ~ ] #yum info redis Loaded plugins : fastestmirror Loading mirror speeds from cached hostfile * base : Available Packages Name : redis Arch : x86_64 Version : 3.2.12 Release : 2.el7 Size : 544 k Repo : epel / 7 / x86_64 Summary : A persistent key - value database URL : http : //redis.io License : BSD Description : Redis is an advanced key - value store . It is often referred to as a data : structure server since keys can contain strings , hashes , lists , sets and : sorted sets . : : You can run atomic operations on these types , like appending to a string ; : incrementing the value in a hash ; pushing to a list ; computing set : intersection , union and difference ; or getting the member with highest : ranking in a sorted set . : : In order to achieve its outstanding performance , Redis works with an : in - memory dataset . Depending on your use case , you can persist it either : by dumping the dataset to disk every once in a while , or by appending : each command to a log . : : Redis also supports trivial - to - setup master - slave replication , with very : fast non - blocking first synchronization , auto - reconnection on net split : and so forth . : : Other features include Transactions , Pub / Sub , Lua scripting , Keys with a : limited time - to - live , and configuration settings to make Redis behave like : a cache . : : You can use Redis from most programming languages also . |
yum安装redis
[root@centos8 ~]#dnf -y install redis [root@centos8 ~]#systemctl start redis [root@centos8 ~]#ss -ntl [root@centos8 ~]#ss -tnl State Recv-Q Send-Q Local Address:Port Peer Address:Port LISTEN 0 128 0.0.0.0:22 0.0.0.0:* LISTEN 0 128 127.0.0.1:6379 0.0.0.0:* LISTEN 0 128 [::]:22 [::]:* [root@centos8 ~]#redis-cli 127.0.0.1:6379> ping PONG 127.0.0.1:6379> info # Server redis_version:5.0.3 redis_git_sha1:00000000 redis_git_dirty:0 redis_build_id:8c0bf22bfba82c8f redis_mode:standalone os:Linux 4.18.0-147.el8.x86_64 x86_64
| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 | [ root @ centos8 ~ ] #dnf -y install redis [ root @ centos8 ~ ] #systemctl start redis [ root @ centos8 ~ ] #ss -ntl [ root @ centos8 ~ ] #ss -tnl State Recv - Q Send - Q Local Address : Port Peer Address : Port LISTEN 0 128 0.0.0.0 : 22 0.0.0.0 : * LISTEN 0 128 127.0.0.1 : 6379 0.0.0.0 : * LISTEN 0 128 [ :: ] : 22 [ :: ] : * [ root @ centos8 ~ ] #redis-cli 127.0.0.1 : 6379 > ping PONG 127.0.0.1 : 6379 > info # Server redis_version : 5.0.3 redis_git_sha1 : 00000000 redis_git_dirty : 0 redis_build_id : 8c0bf22bfba82c8f redis_mode : standalone os : Linux 4.18.0 - 147.el8.x86_64 x86_64 |
编译安装redis
下载当前最新release版本redis 源码包：http://download.redis.io/releases/
编译安装命令
官方的安装命令：
https://redis.io/download
#安装依赖包 [root@centos7 ~]#yum -y install gcc jemalloc-devel [root@centos7 ~]#wget http://download.redis.io/releases/redis-5.0.7.tar.gz [root@centos7 ~]#tar xvf redis-5.0.7.tar.gz [root@centos7 ~]#cd redis-5.0.7/ [root@centos7 redis-5.0.7]#make PREFIX=/apps/redis install #指定redis安装目录 [root@centos7 ~]#echo 'PATH=/apps/redis/bin:$PATH' > /etc/profile.d/redis.sh [root@centos7 ~]#. /etc/profile.d/redis.sh [root@centos7 ~]#tree /apps/redis/ /apps/redis/ └── bin ├── redis-benchmark ├── redis-check-aof ├── redis-check-rdb ├── redis-cli ├── redis-sentinel -> redis-server └── redis-server 1 directory, 6 files [root@centos7 ~]#mkdir /apps/redis/{etc,logs,data,run} #创建配置文件、日志、数据等目录 [root@centos7 redis-5.0.7]#cp redis.conf /apps/redis/etc/
| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 | #安装依赖包 [ root @ centos7 ~ ] #yum -y install gcc jemalloc-devel [ root @ centos7 ~ ] #wget http://download.redis.io/releases/redis-5.0.7.tar.gz [ root @ centos7 ~ ] #tar xvf redis-5.0.7.tar.gz [ root @ centos7 ~ ] #cd redis-5.0.7/ [ root @ centos7 redis - 5.0.7 ] #make PREFIX=/apps/redis install #指定redis安装目录 [ root @ centos7 ~ ] #echo 'PATH=/apps/redis/bin:$PATH' > /etc/profile.d/redis.sh [ root @ centos7 ~ ] #. /etc/profile.d/redis.sh [ root @ centos7 ~ ] #tree /apps/redis/ / apps / redis / └── bin ├── redis - benchmark ├── redis - check - aof ├── redis - check - rdb ├── redis - cli ├── redis - sentinel -> redis - server └── redis - server 1 directory , 6 files [ root @ centos7 ~ ] #mkdir /apps/redis/{etc,logs,data,run} #创建配置文件、日志、数据等目录 [ root @ centos7 redis - 5.0.7 ] #cp redis.conf /apps/redis/etc/ |
前台启动redis
[root@centos7 ~]#redis-server /apps/redis/etc/redis.conf 27569:C 16 Feb 2020 21:18:20.412 # oO0OoO0OoO0Oo Redis is starting oO0OoO0OoO0Oo 27569:C 16 Feb 2020 21:18:20.412 # Redis version=5.0.7, bits=64, commit=00000000, modified=0, pid=27569, just started 27569:C 16 Feb 2020 21:18:20.412 # Configuration loaded 27569:M 16 Feb 2020 21:18:20.413 * Increased maximum number of open files to 10032 (it was originally set to 1024). _._ _.-``__ ''-._ _.-`` `. `_. ''-._ Redis 5.0.7 (00000000/0) 64 bit .-`` .-```. ```\/ _.,_ ''-._ ( ' , .-` | `, ) Running in standalone mode |`-._`-...-` __...-.``-._|'` _.-'| Port: 6379 | `-._ `._ / _.-' | PID: 27569 `-._ `-._ `-./ _.-' _.-' |`-._`-._ `-.__.-' _.-'_.-'| | `-._`-._ _.-'_.-' | http://redis.io `-._ `-._`-.__.-'_.-' _.-' |`-._`-._ `-.__.-' _.-'_.-'| | `-._`-._ _.-'_.-' | `-._ `-._`-.__.-'_.-' _.-' `-._ `-.__.-' _.-' `-._ _.-' `-.__.-' 27569:M 16 Feb 2020 21:18:20.414 # WARNING: The TCP backlog setting of 511 cannot be enforced because /proc/sys/net/core/somaxconn is set to the lower value of 128. 27569:M 16 Feb 2020 21:18:20.414 # Server initialized 27569:M 16 Feb 2020 21:18:20.414 # WARNING overcommit_memory is set to 0! Background save may fail under low memory condition. To fix this issue add 'vm.overcommit_memory = 1' to /etc/sysctl.conf and then reboot or run the command 'sysctl vm.overcommit_memory=1' for this to take effect. 27569:M 16 Feb 2020 21:18:20.414 # WARNING you have Transparent Huge Pages (THP) support enabled in your kernel. This will create latency and memory usage issues with Redis. To fix this issue run the command 'echo never > /sys/kernel/mm/transparent_hugepage/enabled' as root, and add it to your /etc/rc.local in order to retain the setting after a reboot. Redis must be restarted after THP is disabled. 27569:M 16 Feb 2020 21:18:20.414 * Ready to accept connections [root@centos7 ~]#ss -ntl State Recv-Q Send-Q Local Address:Port Peer Address:Port LISTEN 0 100 127.0.0.1:25 *:* LISTEN 0 128 127.0.0.1:6379 *:* LISTEN 0 128 *:22 *:* LISTEN 0 100 [::1]:25 [::]:* LISTEN 0 128 [::]:22 [::]:*
| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 | [ root @ centos7 ~ ] #redis-server /apps/redis/etc/redis.conf 27569 : C 16 Feb 2020 21 : 18 : 20.412 # oO0OoO0OoO0Oo Redis is starting oO0OoO0OoO0Oo 27569 : C 16 Feb 2020 21 : 18 : 20.412 # Redis version=5.0.7, bits=64, commit=00000000, modified=0, pid=27569, just started 27569 : C 16 Feb 2020 21 : 18 : 20.412 # Configuration loaded 27569 : M 16 Feb 2020 21 : 18 : 20.413 * Increased maximum number of open files to 10032 ( it was originally set to 1024 ) . _ . _ _ . - ` ` _ _ '' - . _ _ . - ` ` ` . ` _ . '' - . _ Redis 5.0.7 ( 00000000 / 0 ) 64 bit . - ` ` . - ` ` ` . ` ` ` \ / _ . , _ '' - . _ ( ' , .-` | `, ) Running in standalone mode |`-._`-...-` __...-.``-._|' ` _ . - '| Port: 6379 | `-._ `._ / _.-' | PID : 27569 ` - . _ ` - . _ ` - . / _ . - ' _.-' | ` - . _ ` - . _ ` - . __ . - ' _.-' _ . - '| | `-._`-._ _.-' _ . - ' | http://redis.io `-._ `-._`-.__.-' _ . - ' _.-' | ` - . _ ` - . _ ` - . __ . - ' _.-' _ . - '| | `-._`-._ _.-' _ . - ' | `-._ `-._`-.__.-' _ . - ' _.-' ` - . _ ` - . __ . - ' _.-' ` - . _ _ . - ' `-.__.-' 27569 : M 16 Feb 2020 21 : 18 : 20.414 # WARNING: The TCP backlog setting of 511 cannot be enforced because /proc/sys/net/core/somaxconn is set to the lower value of 128. 27569 : M 16 Feb 2020 21 : 18 : 20.414 # Server initialized 27569 : M 16 Feb 2020 21 : 18 : 20.414 # WARNING overcommit_memory is set to 0! Background save may fail under low memory condition. To fix this issue add 'vm.overcommit_memory = 1' to /etc/sysctl.conf and then reboot or run the command 'sysctl vm.overcommit_memory=1' for this to take effect. 27569 : M 16 Feb 2020 21 : 18 : 20.414 # WARNING you have Transparent Huge Pages (THP) support enabled in your kernel. This will create latency and memory usage issues with Redis. To fix this issue run the command 'echo never > /sys/kernel/mm/transparent_hugepage/enabled' as root, and add it to your /etc/rc.local in order to retain the setting after a reboot. Redis must be restarted after THP is disabled. 27569 : M 16 Feb 2020 21 : 18 : 20.414 * Ready to accept connections [ root @ centos7 ~ ] #ss -ntl State Recv - Q Send - Q Local Address : Port Peer Address : Port LISTEN 0 100 127.0.0.1 : 25 * : * LISTEN 0 128 127.0.0.1 : 6379 * : * LISTEN 0 128 * : 22 * : * LISTEN 0 100 [ :: 1 ] : 25 [ :: ] : * LISTEN 0 128 [ :: ] : 22 [ :: ] : * |
解决当前的警告提示
：tcp-backlog
WARNING: The TCP backlog setting of 511 cannot be enforced because /proc/sys/net/core/somaxconn is set to the lower value of 128.
backlog参数控制的是三次握手的时候server端收到client ack确认号之后的队列值，即全连接队列
vim /etc/sysctl.conf net.core.somaxconn = 1024
| 1 2 | vim / etc / sysctl . conf net . core . somaxconn = 1024 |
：vm.overcommit_memory
WARNING overcommit_memory is set to 0! Background save may fail under low memory condition. To fix this issue add 'vm.overcommit_memory = 1' to /etc/sysctl.conf and then reboot or run the command 'sysctl vm.overcommit_memory=1' for this to take effect.
0、表示内核将检查是否有足够的可用内存供应用进程使用；如果有足够的可用内存，内存申请允许；否则，内存
申请失败，并把错误返回给应用进程。
1、表示内核允许分配所有的物理内存，而不管当前的内存状态如何
2、表示内核允许分配超过所有物理内存和交换空间总和的内存
vim /etc/sysctl.conf vm.overcommit_memory = 1
| 1 2 | vim / etc / sysctl . conf vm . overcommit_memory = 1 |
：transparent hugepage
WARNING you have Transparent Huge Pages (THP) support enabled in your kernel. This will create latency and memory usage issues with Redis. To fix this issue run the command 'echo never > /sys/kernel/mm/transparent_hugepage/enabled' as root, and add it to your /etc/rc.local in order to retain the setting after a reboot. Redis must be restarted after THP is disabled.
警告：您在内核中启用了透明大页面（THP）支持。 这将在Redis中造成延迟和内存使用问题。 要解决此问题，请以根用户身份运行命令“echo never> / sys / kernel / mm / transparent_hugepage / enabled”，并将其添加到您的/etc/rc.local中，以便在重启后保留设置。 禁用THP后，必须重新启动Redis。
[root@centos7 ~]#echo 'echo never > /sys/kernel/mm/transparent_hugepage/enabled' >> /etc/rc.d/rc.local [root@centos7 ~]#cat /etc/rc.d/rc.local #!/bin/bash # THIS FILE IS ADDED FOR COMPATIBILITY PURPOSES # # It is highly advisable to create own systemd services or udev rules # to run scripts during boot instead of using this file. # # In contrast to previous versions due to parallel execution during boot # this script will NOT be run after all other services. # # Please note that you must run 'chmod +x /etc/rc.d/rc.local' to ensure # that this script will be executed during boot. touch /var/lock/subsys/local echo never > /sys/kernel/mm/transparent_hugepage/enabled [root@centos7 ~]#chmod +x /etc/rc.d/rc.local
| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 | [ root @ centos7 ~ ] #echo 'echo never > /sys/kernel/mm/transparent_hugepage/enabled' >> /etc/rc.d/rc.local [ root @ centos7 ~ ] #cat /etc/rc.d/rc.local #!/bin/bash # THIS FILE IS ADDED FOR COMPATIBILITY PURPOSES # # It is highly advisable to create own systemd services or udev rules # to run scripts during boot instead of using this file. # # In contrast to previous versions due to parallel execution during boot # this script will NOT be run after all other services. # # Please note that you must run 'chmod +x /etc/rc.d/rc.local' to ensure # that this script will be executed during boot. touch / var / lock / subsys / local echo never > / sys / kernel / mm / transparent_hugepage / enabled [ root @ centos7 ~ ] #chmod +x /etc/rc.d/rc.local |
：再次启动redis：
将以上配置同步到其他redis 服务器。
[root@centos7 ~]#redis-server /apps/redis/etc/redis.conf 27646:C 16 Feb 2020 21:26:52.690 # oO0OoO0OoO0Oo Redis is starting oO0OoO0OoO0Oo 27646:C 16 Feb 2020 21:26:52.690 # Redis version=5.0.7, bits=64, commit=00000000, modified=0, pid=27646, just started 27646:C 16 Feb 2020 21:26:52.690 # Configuration loaded 27646:M 16 Feb 2020 21:26:52.690 * Increased maximum number of open files to 10032 (it was originally set to 1024). _._ _.-``__ ''-._ _.-`` `. `_. ''-._ Redis 5.0.7 (00000000/0) 64 bit .-`` .-```. ```\/ _.,_ ''-._ ( ' , .-` | `, ) Running in standalone mode |`-._`-...-` __...-.``-._|'` _.-'| Port: 6379 | `-._ `._ / _.-' | PID: 27646 `-._ `-._ `-./ _.-' _.-' |`-._`-._ `-.__.-' _.-'_.-'| | `-._`-._ _.-'_.-' | http://redis.io `-._ `-._`-.__.-'_.-' _.-' |`-._`-._ `-.__.-' _.-'_.-'| | `-._`-._ _.-'_.-' | `-._ `-._`-.__.-'_.-' _.-' `-._ `-.__.-' _.-' `-._ _.-' `-.__.-' 27646:M 16 Feb 2020 21:26:52.691 # Server initialized 27646:M 16 Feb 2020 21:26:52.692 * DB loaded from disk: 0.000 seconds 27646:M 16 Feb 2020 21:26:52.692 * Ready to accept connections
| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 | [ root @ centos7 ~ ] #redis-server /apps/redis/etc/redis.conf 27646 : C 16 Feb 2020 21 : 26 : 52.690 # oO0OoO0OoO0Oo Redis is starting oO0OoO0OoO0Oo 27646 : C 16 Feb 2020 21 : 26 : 52.690 # Redis version=5.0.7, bits=64, commit=00000000, modified=0, pid=27646, just started 27646 : C 16 Feb 2020 21 : 26 : 52.690 # Configuration loaded 27646 : M 16 Feb 2020 21 : 26 : 52.690 * Increased maximum number of open files to 10032 ( it was originally set to 1024 ) . _ . _ _ . - ` ` _ _ '' - . _ _ . - ` ` ` . ` _ . '' - . _ Redis 5.0.7 ( 00000000 / 0 ) 64 bit . - ` ` . - ` ` ` . ` ` ` \ / _ . , _ '' - . _ ( ' , .-` | `, ) Running in standalone mode |`-._`-...-` __...-.``-._|' ` _ . - '| Port: 6379 | `-._ `._ / _.-' | PID : 27646 ` - . _ ` - . _ ` - . / _ . - ' _.-' | ` - . _ ` - . _ ` - . __ . - ' _.-' _ . - '| | `-._`-._ _.-' _ . - ' | http://redis.io `-._ `-._`-.__.-' _ . - ' _.-' | ` - . _ ` - . _ ` - . __ . - ' _.-' _ . - '| | `-._`-._ _.-' _ . - ' | `-._ `-._`-.__.-' _ . - ' _.-' ` - . _ ` - . __ . - ' _.-' ` - . _ _ . - ' `-.__.-' 27646 : M 16 Feb 2020 21 : 26 : 52.691 # Server initialized 27646 : M 16 Feb 2020 21 : 26 : 52.692 * DB loaded from disk : 0.000 seconds 27646 : M 16 Feb 2020 21 : 26 : 52.692 * Ready to accept connections |
创建redis 用户和数据目录
[root@centos7 ~]#useradd -r -s /sbin/nologin redis [root@centos7 ~]#chown redis.redis /apps/redis/ -R #注意目录权限
| 1 2 | [ root @ centos7 ~ ] #useradd -r -s /sbin/nologin redis [ root @ centos7 ~ ] #chown redis.redis /apps/redis/ -R #注意目录权限 |
编辑redis服务启动文件
#复制CentOS8安装生成的redis.service文件，进行修改 [root@centos7 ~]#scp 10.0.0.8:/lib/systemd/system/redis.service /lib/systemd/system/ [root@centos7 ~]#vim /usr/lib/systemd/system/redis.service [root@centos7 ~]#cat /usr/lib/systemd/system/redis.service [Unit] Description=Redis persistent key-value database After=network.target [Service] ExecStart=/apps/redis/bin/redis-server /apps/redis/etc/redis.conf --supervised systemd ExecStop=/bin/kill -s QUIT $MAINPID Type=notify User=redis Group=redis RuntimeDirectory=redis RuntimeDirectoryMode=0755 [Install] WantedBy=multi-user.target
| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 | #复制CentOS8安装生成的redis.service文件，进行修改 [ root @ centos7 ~ ] #scp 10.0.0.8:/lib/systemd/system/redis.service /lib/systemd/system/ [ root @ centos7 ~ ] #vim /usr/lib/systemd/system/redis.service [ root @ centos7 ~ ] #cat /usr/lib/systemd/system/redis.service [ Unit ] Description = Redis persistent key - value database After = network . target [ Service ] ExecStart = / apps / redis / bin / redis - server / apps / redis / etc / redis . conf -- supervised systemd ExecStop = / bin / kill - s QUIT $ MAINPID Type = notify User = redis Group = redis RuntimeDirectory = redis RuntimeDirectoryMode = 0755 [ Install ] WantedBy = multi - user . target |
验证redis 启动
[root@centos7 ~]#systemctl daemon-reload [root@centos7 ~]#systemctl start redis [root@centos7 ~]#systemctl status redis ● redis.service - Redis persistent key-value database Loaded: loaded (/usr/lib/systemd/system/redis.service; enabled; vendor preset: disabled) Active: active (running) since Sun 2020-02-16 23:08:08 CST; 2s ago Process: 1667 ExecStop=/bin/kill -s QUIT $MAINPID (code=exited, status=0/SUCCESS) Main PID: 1669 (redis-server) CGroup: /system.slice/redis.service └─1669 /apps/redis/bin/redis-server 127.0.0.1:6379 Feb 16 23:08:08 centos7.wangxiaochun.com redis-server[1669]: |`-._`-._ `-.__.-' _.-'_.-'| Feb 16 23:08:08 centos7.wangxiaochun.com redis-server[1669]: | `-._`-._ _.-'_.-' | Feb 16 23:08:08 centos7.wangxiaochun.com redis-server[1669]: `-._ `-._`-.__.-'_.-' _.-' Feb 16 23:08:08 centos7.wangxiaochun.com redis-server[1669]: `-._ `-.__.-' _.-' Feb 16 23:08:08 centos7.wangxiaochun.com redis-server[1669]: `-._ _.-' Feb 16 23:08:08 centos7.wangxiaochun.com redis-server[1669]: `-.__.-' Feb 16 23:08:08 centos7.wangxiaochun.com redis-server[1669]: 1669:M 16 Feb 2020 23:08:08.931 # Server ini...ed Feb 16 23:08:08 centos7.wangxiaochun.com redis-server[1669]: 1669:M 16 Feb 2020 23:08:08.931 * DB loaded ...ds Feb 16 23:08:08 centos7.wangxiaochun.com redis-server[1669]: 1669:M 16 Feb 2020 23:08:08.931 * Ready to a...ns Feb 16 23:08:08 centos7.wangxiaochun.com systemd[1]: Started Redis persistent key-value database. Hint: Some lines were ellipsized, use -l to show in full. [root@centos7 ~]#ss -ntl State Recv-Q Send-Q Local Address:Port Peer Address:Port LISTEN 0 100 127.0.0.1:25 *:* LISTEN 0 511 127.0.0.1:6379 *:* LISTEN 0 128 *:22 *:* LISTEN 0 100 [::1]:25 [::]:* LISTEN 0 128 [::]:22 [::]:* [root@centos7 ~]#redis-cli 127.0.0.1:6379> ping PONG 127.0.0.1:6379> info # Server redis_version:5.0.7 redis_git_sha1:00000000 redis_git_dirty:0 redis_build_id:673d8c0ee1a8872 redis_mode:standalone os:Linux 3.10.0-1062.el7.x86_64 x86_64 arch_bits:64 multiplexing_api:epoll atomicvar_api:atomic-builtin gcc_version:4.8.5 process_id:1669 run_id:5e0420e92e35ad1d740e9431bc655bfd0044a5d1 tcp_port:6379 uptime_in_seconds:140 uptime_in_days:0 hz:10 configured_hz:10 lru_clock:4807524 executable:/apps/redis/bin/redis-server config_file:/apps/redis/etc/redis.conf # Clients connected_clients:1 client_recent_max_input_buffer:2 client_recent_max_output_buffer:0 blocked_clients:0 # Memory used_memory:575792 used_memory_human:562.30K used_memory_rss:3506176 used_memory_rss_human:3.34M used_memory_peak:575792 used_memory_peak_human:562.30K used_memory_peak_perc:100.18% used_memory_overhead:562590 used_memory_startup:512896 used_memory_dataset:13202 used_memory_dataset_perc:20.99% allocator_allocated:1201392 allocator_active:1531904 allocator_resident:8310784 total_system_memory:1019645952 total_system_memory_human:972.41M used_memory_lua:37888 used_memory_lua_human:37.00K used_memory_scripts:0 used_memory_scripts_human:0B number_of_cached_scripts:0 maxmemory:0 maxmemory_human:0B maxmemory_policy:noeviction allocator_frag_ratio:1.28 allocator_frag_bytes:330512 allocator_rss_ratio:5.43 allocator_rss_bytes:6778880 rss_overhead_ratio:0.42 rss_overhead_bytes:-4804608 mem_fragmentation_ratio:6.57 mem_fragmentation_bytes:2972384 mem_not_counted_for_evict:0 mem_replication_backlog:0 mem_clients_slaves:0 mem_clients_normal:49694 mem_aof_buffer:0 mem_allocator:jemalloc-5.1.0 active_defrag_running:0 lazyfree_pending_objects:0 # Persistence loading:0 rdb_changes_since_last_save:0 rdb_bgsave_in_progress:0 rdb_last_save_time:1581865688 rdb_last_bgsave_status:ok rdb_last_bgsave_time_sec:-1 rdb_current_bgsave_time_sec:-1 rdb_last_cow_size:0 aof_enabled:0 aof_rewrite_in_progress:0 aof_rewrite_scheduled:0 aof_last_rewrite_time_sec:-1 aof_current_rewrite_time_sec:-1 aof_last_bgrewrite_status:ok aof_last_write_status:ok aof_last_cow_size:0 # Stats total_connections_received:1 total_commands_processed:2 instantaneous_ops_per_sec:0 total_net_input_bytes:45 total_net_output_bytes:11475 instantaneous_input_kbps:0.00 instantaneous_output_kbps:0.00 rejected_connections:0 sync_full:0 sync_partial_ok:0 sync_partial_err:0 expired_keys:0 expired_stale_perc:0.00 expired_time_cap_reached_count:0 evicted_keys:0 keyspace_hits:0 keyspace_misses:0 pubsub_channels:0 pubsub_patterns:0 latest_fork_usec:0 migrate_cached_sockets:0 slave_expires_tracked_keys:0 active_defrag_hits:0 active_defrag_misses:0 active_defrag_key_hits:0 active_defrag_key_misses:0 # Replication role:master connected_slaves:0 master_replid:f7228f0b6203183004fae8db00568f9f73422dc4 master_replid2:0000000000000000000000000000000000000000 master_repl_offset:0 second_repl_offset:-1 repl_backlog_active:0 repl_backlog_size:1048576 repl_backlog_first_byte_offset:0 repl_backlog_histlen:0 # CPU used_cpu_sys:0.132821 used_cpu_user:0.124317 used_cpu_sys_children:0.000000 used_cpu_user_children:0.000000 # Cluster cluster_enabled:0 # Keyspace 127.0.0.1:6379> exit [root@centos7 ~]#
| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 | [ root @ centos7 ~ ] #systemctl daemon-reload [ root @ centos7 ~ ] #systemctl start redis [ root @ centos7 ~ ] #systemctl status redis ● redis . service - Redis persistent key - value database Loaded : loaded ( / usr / lib / systemd / system / redis . service ; enabled ; vendor preset : disabled ) Active : active ( running ) since Sun 2020 - 02 - 16 23 : 08 : 08 CST ; 2s ago Process : 1667 ExecStop = / bin / kill - s QUIT $ MAINPID ( code = exited , status = 0 / SUCCESS ) Main PID : 1669 ( redis - server ) CGroup : / system . slice / redis . service └─ 1669 / apps / redis / bin / redis - server 127.0.0.1 : 6379 Feb 16 23 : 08 : 08 centos7 . wangxiaochun . com redis - server [ 1669 ] : | ` - . _ ` - . _ ` - . __ . - ' _.-' _ . - '| Feb 16 23:08:08 centos7.wangxiaochun.com redis-server[1669]: | `-._`-._ _.-' _ . - ' | Feb 16 23:08:08 centos7.wangxiaochun.com redis-server[1669]: `-._ `-._`-.__.-' _ . - ' _.-' Feb 16 23 : 08 : 08 centos7 . wangxiaochun . com redis - server [ 1669 ] : ` - . _ ` - . __ . - ' _.-' Feb 16 23 : 08 : 08 centos7 . wangxiaochun . com redis - server [ 1669 ] : ` - . _ _ . - ' Feb 16 23:08:08 centos7.wangxiaochun.com redis-server[1669]: `-.__.-' Feb 16 23 : 08 : 08 centos7 . wangxiaochun . com redis - server [ 1669 ] : 1669 : M 16 Feb 2020 23 : 08 : 08.931 # Server ini...ed Feb 16 23 : 08 : 08 centos7 . wangxiaochun . com redis - server [ 1669 ] : 1669 : M 16 Feb 2020 23 : 08 : 08.931 * DB loaded . . . ds Feb 16 23 : 08 : 08 centos7 . wangxiaochun . com redis - server [ 1669 ] : 1669 : M 16 Feb 2020 23 : 08 : 08.931 * Ready to a . . . ns Feb 16 23 : 08 : 08 centos7 . wangxiaochun . com systemd [ 1 ] : Started Redis persistent key - value database . Hint : Some lines were ellipsized , use - l to show in full . [ root @ centos7 ~ ] #ss -ntl State Recv - Q Send - Q Local Address : Port Peer Address : Port LISTEN 0 100 127.0.0.1 : 25 * : * LISTEN 0 511 127.0.0.1 : 6379 * : * LISTEN 0 128 * : 22 * : * LISTEN 0 100 [ :: 1 ] : 25 [ :: ] : * LISTEN 0 128 [ :: ] : 22 [ :: ] : * [ root @ centos7 ~ ] #redis-cli 127.0.0.1 : 6379 > ping PONG 127.0.0.1 : 6379 > info # Server redis_version : 5.0.7 redis_git_sha1 : 00000000 redis_git_dirty : 0 redis_build_id : 673d8c0ee1a8872 redis_mode : standalone os : Linux 3.10.0 - 1062.el7.x86_64 x86_64 arch_bits : 64 multiplexing_api : epoll atomicvar_api : atomic - builtin gcc_version : 4.8.5 process_id : 1669 run_id : 5e0420e92e35ad1d740e9431bc655bfd0044a5d1 tcp_port : 6379 uptime_in_seconds : 140 uptime_in_days : 0 hz : 10 configured_hz : 10 lru_clock : 4807524 executable : / apps / redis / bin / redis - server config_file : / apps / redis / etc / redis . conf # Clients connected_clients : 1 client_recent_max_input_buffer : 2 client_recent_max_output_buffer : 0 blocked_clients : 0 # Memory used_memory : 575792 used_memory_human : 562.30K used_memory_rss : 3506176 used_memory_rss_human : 3.34M used_memory_peak : 575792 used_memory_peak_human : 562.30K used_memory_peak_perc : 100.18 % used_memory_overhead : 562590 used_memory_startup : 512896 used_memory_dataset : 13202 used_memory_dataset_perc : 20.99 % allocator_allocated : 1201392 allocator_active : 1531904 allocator_resident : 8310784 total_system_memory : 1019645952 total_system_memory_human : 972.41M used_memory_lua : 37888 used_memory_lua_human : 37.00K used_memory_scripts : 0 used_memory_scripts_human : 0B number_of_cached_scripts : 0 maxmemory : 0 maxmemory_human : 0B maxmemory_policy : noeviction allocator_frag_ratio : 1.28 allocator_frag_bytes : 330512 allocator_rss_ratio : 5.43 allocator_rss_bytes : 6778880 rss_overhead_ratio : 0.42 rss_overhead_bytes : - 4804608 mem_fragmentation_ratio : 6.57 mem_fragmentation_bytes : 2972384 mem_not_counted_for_evict : 0 mem_replication_backlog : 0 mem_clients_slaves : 0 mem_clients_normal : 49694 mem_aof_buffer : 0 mem_allocator : jemalloc - 5.1.0 active_defrag_running : 0 lazyfree_pending_objects : 0 # Persistence loading : 0 rdb_changes_since_last_save : 0 rdb_bgsave_in_progress : 0 rdb_last_save_time : 1581865688 rdb_last_bgsave_status : ok rdb_last_bgsave_time_sec : - 1 rdb_current_bgsave_time_sec : - 1 rdb_last_cow_size : 0 aof_enabled : 0 aof_rewrite_in_progress : 0 aof_rewrite_scheduled : 0 aof_last_rewrite_time_sec : - 1 aof_current_rewrite_time_sec : - 1 aof_last_bgrewrite_status : ok aof_last_write_status : ok aof_last_cow_size : 0 # Stats total_connections_received : 1 total_commands_processed : 2 instantaneous_ops_per_sec : 0 total_net_input_bytes : 45 total_net_output_bytes : 11475 instantaneous_input_kbps : 0.00 instantaneous_output_kbps : 0.00 rejected_connections : 0 sync_full : 0 sync_partial_ok : 0 sync_partial_err : 0 expired_keys : 0 expired_stale_perc : 0.00 expired_time_cap_reached_count : 0 evicted_keys : 0 keyspace_hits : 0 keyspace_misses : 0 pubsub_channels : 0 pubsub_patterns : 0 latest_fork_usec : 0 migrate_cached_sockets : 0 slave_expires_tracked_keys : 0 active_defrag_hits : 0 active_defrag_misses : 0 active_defrag_key_hits : 0 active_defrag_key_misses : 0 # Replication role : master connected_slaves : 0 master_replid : f7228f0b6203183004fae8db00568f9f73422dc4 master_replid2 : 0000000000000000000000000000000000000000 master_repl_offset : 0 second_repl_offset : - 1 repl_backlog_active : 0 repl_backlog_size : 1048576 repl_backlog_first_byte_offset : 0 repl_backlog_histlen : 0 # CPU used_cpu_sys : 0.132821 used_cpu_user : 0.124317 used_cpu_sys_children : 0.000000 used_cpu_user_children : 0.000000 # Cluster cluster_enabled : 0 # Keyspace 127.0.0.1 : 6379 > exit [ root @ centos7 ~ ] # |
使用客户端连接redis
[root@centos7 ~]#/apps/redis/bin/redis-cli -h IP/HOSTNAME -p PORT -a PASSWORD
| 1 | [ root @ centos7 ~ ] #/apps/redis/bin/redis-cli -h IP/HOSTNAME -p PORT -a PASSWORD |
创建命令软连接
[root@centos7 ~]#ln -sv /apps/redis/bin/redis-* /usr/bin/ ‘/usr/bin/redis-benchmark’ -> ‘/apps/redis/bin/redis-benchmark’ ‘/usr/bin/redis-check-aof’ -> ‘/apps/redis/bin/redis-check-aof’ ‘/usr/bin/redis-check-rdb’ -> ‘/apps/redis/bin/redis-check-rdb’ ‘/usr/bin/redis-cli’ -> ‘/apps/redis/bin/redis-cli’ ‘/usr/bin/redis-sentinel’ -> ‘/apps/redis/bin/redis-sentinel’ ‘/usr/bin/redis-server’ -> ‘/apps/redis/bin/redis-server’
| 1 2 3 4 5 6 7 8 | [ root @ centos7 ~ ] #ln -sv /apps/redis/bin/redis-* /usr/bin/ ‘ / usr / bin / redis - benchmark’ -> ‘ / apps / redis / bin / redis - benchmark’ ‘ / usr / bin / redis - check - aof’ -> ‘ / apps / redis / bin / redis - check - aof’ ‘ / usr / bin / redis - check - rdb’ -> ‘ / apps / redis / bin / redis - check - rdb’ ‘ / usr / bin / redis - cli’ -> ‘ / apps / redis / bin / redis - cli’ ‘ / usr / bin / redis - sentinel’ -> ‘ / apps / redis / bin / redis - sentinel’ ‘ / usr / bin / redis - server’ -> ‘ / apps / redis / bin / redis - server’ |
编译安装后的命令
[root@centos7 ~]#ll /apps/redis/bin/ total 32772 -rwxr-xr-x 1 root root 4366792 Feb 16 21:12 redis-benchmark #redis性能测试工具 -rwxr-xr-x 1 root root 8125184 Feb 16 21:12 redis-check-aof #AOF文件检查工具 -rwxr-xr-x 1 root root 8125184 Feb 16 21:12 redis-check-rdb #RDB文件检查工具 -rwxr-xr-x 1 root root 4807856 Feb 16 21:12 redis-cli #客户端工具 lrwxrwxrwx 1 root root 12 Feb 16 21:12 redis-sentinel -> redis-server #哨兵，软连 接到server -rwxr-xr-x 1 root root 8125184 Feb 16 21:12 redis-server #redis 服务启动命令
| 1 2 3 4 5 6 7 8 9 | [ root @ centos7 ~ ] #ll /apps/redis/bin/ total 32772 - rwxr - xr - x 1 root root 4366792 Feb 16 21 : 12 redis - benchmark #redis性能测试工具 - rwxr - xr - x 1 root root 8125184 Feb 16 21 : 12 redis - check - aof #AOF文件检查工具 - rwxr - xr - x 1 root root 8125184 Feb 16 21 : 12 redis - check - rdb #RDB文件检查工具 - rwxr - xr - x 1 root root 4807856 Feb 16 21 : 12 redis - cli #客户端工具 lrwxrwxrwx 1 root root 12 Feb 16 21 : 12 redis - sentinel -> redis - server #哨兵，软连 接到 server - rwxr - xr - x 1 root root 8125184 Feb 16 21 : 12 redis - server #redis 服务启动命令 |
