Redis Installation Guide on Linux

Jul 11, 2017 · 1 min read · 497 Words · -Views -Comments

Redis officially provides source installation and an official tutorial. If you prefer the original version, click here. This post is more of a translation and some extra notes. Also a quick review of common commands.

Installation

The official approach is source installation.

$ wget http://download.redis.io/redis-stable.tar.gz
# 解压,释放源代码文件
$ tar xvzf redis-stable.tar.gz
$ cd redis-stable
# 编译
$ make

In the src directory, you will see these executable scripts:

  • redis-server the Redis server itself
  • redis-sentinel is the Redis Sentinel executable (monitoring and failover).
  • redis-cli Redis interactive CLI
  • redis-benchmark used to check Redis performance
  • redis-check-aof and redis-check-dump are useful in the rare event of corrupted data files.

Copy the binaries

Run the following two commands in src:

sudo cp src/redis-server /usr/local/bin/
sudo cp src/redis-cli /usr/local/bin/

Or simply run sudo make install.

Startup

In practice, you should set it up as a service with auto-start for easier management. For example:

  • Create directories for Redis config and data
sudo mkdir /etc/redis
sudo mkdir /var/redis
  • Copy the init script under utils to /etc/init.d
sudo cp utils/redis_init_script /etc/init.d/redis
  • Edit the init script
sudo vi /etc/init.d/redis
  • Specific edits
#!/bin/sh
#chkconfig: 2345 80 90
# Simple Redis init.d script conceived to work on Linux systems
# as it does use of the /proc filesystem.

REDISPORT=6379
EXEC=/usr/local/redis/bin/redis-server
CLIEXEC=/usr/local/redis/bin/redis-cli

PIDFILE=/var/run/redis_${REDISPORT}.pid
CONF=”/etc/redis/${REDISPORT}.conf”

case$1” in
start)
if [ -f $PIDFILE ]
then
echo$PIDFILE exists, process is already running or crashed”
else
echo “Starting Redis server…”
$EXEC $CONF &
fi
;;
stop)
if [ ! -f $PIDFILE ]
then
echo$PIDFILE does not exist, process is not running”
else
PID=$(cat $PIDFILE)
echo “Stopping …”
$CLIEXEC -p $REDISPORT shutdown
while [ -x /proc/${PID} ]
do
echo “Waiting for Redis to shutdown …”
sleep 1
done
echo “Redis stopped”
fi
;;
*)
echo “Please use start or stop as first argument”
;;
esac

Compared with the original config, the key differences are:

  1. #chkconfig: 2345 80 90
  2. $EXEC $CONF &
  • Register the service
# 注册服务 
$ chkconfig -add redis
  • Enable auto-start
$ chkconfig redis on 

Install via yum

The above is source installation, which is more tedious. Using yum is much simpler.

$ yum install -y redis

After installation, just start the service.

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