首页 > 代码库 > redis启动过程

redis启动过程

redis启动分为两种:开发环境、生产环境

一、开发环境

        1、cd redis-2.8.13/src

        2、 ./redis-server 启动服务端

        3、./redis-cli       启动客户端

二、生产环境(随系统开机启动)

        1、配置redis初始化脚本(样本在/redis-2.8.13/utils/下),并放在/etc/init.d/下(命名为redis_6379)

#!/bin/sh

#

# Simple Redis init.d script conceived to work on Linux systems

# as it does use of the /proc filesystem.


REDISPORT=6379

EXEC=/usr/local/bin/redis-server

CLIEXEC=/usr/local/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

        如何修改此初始化脚本文件:修改redis服务端要监听的端口号:6379(默认)

 

        二、在/etc目录下新建目录:/etc/redis  和   /var/redis/6379,并存放相应的文件

    1、/etc/redis/    存放配置文件,命名为6379.cof (模板在源代码目录/redis-2.8.13/)

edis configuration file example

daemonize no                    //修改为yes    使redis以守护进程模式启动

pidfile /var/run/redis.pid        //修改为/var/run/redis_6379.pid    设置redis的PID文件的路径

port 6379                            //修改为6379    监听端口号

timeout 0

loglevel notice

logfile ""

databases 16

save 900 1

save 300 10

save 60 10000

stop-writes-on-bgsave-error yes

rdbcompression yes

rdbchecksum yes

dbfilename dump.rdb

dir ./                                                    //修改为/var/redis/6379    设置持久化文件的路径

slave-serve-stale-data yes

slave-read-only yes

repl-disable-tcp-nodelay no

slave-priority 100

appendonly no

appendfilename "appendonly.aof"

appendfsync everysec

no-appendfsync-on-rewrite no

auto-aof-rewrite-percentage 100

auto-aof-rewrite-min-size 64mb

lua-time-limit 5000

slowlog-max-len 128

latency-monitor-threshold 0

notify-keyspace-events ""

hash-max-ziplist-entries 512

hash-max-ziplist-value 64

list-max-ziplist-entries 512

list-max-ziplist-value 64

set-max-intset-entries 512

zset-max-ziplist-entries 128

zset-max-ziplist-value 64

hll-sparse-max-bytes 3000

activerehashing yes

client-output-buffer-limit normal 0 0 0

client-output-buffer-limit slave 256mb 64mb 60

client-output-buffer-limit pubsub 32mb 8mb 60

hz 10

aof-rewrite-incremental-fsync yes


    2、在/var/redis/端口号 目录下存放 持久化文件 (使用该组件时在存放)

    3、sudo update-rc.d   redis_6379   defaults  (配置随机启动命令  redis_6379为初始化脚本文件)


redis启动过程