redis 集群

#gcc
yum install gcc -y

#授权
chmod -R 777 /usr/local/bin

mkdir redis
cd redis/
wget http://download.redis.io/releases/redis-3.2.1.tar.gz
tar -zxvf redis-3.2.1.tar.gz
cd redis-3.2.1
make MALLOC=libc
make install

cd ..
mkdir redis-cluster
cd redis-cluster/
mkdir 7000 7001 7002
cp ../redis-3.2.1/redis.conf ./7000/

vi ./7000/redis.conf

bind 0.0.0.0
port  7000                                //端口7000,7002,7003
daemonize    yes                          //redis后台运行
pidfile  /var/run/redis_7000.pid          //pidfile文件对应7000,7002,7003
cluster-enabled  yes                      //开启集群  把注释#去掉
cluster-config-file  nodes-7000.conf      //集群的配置  配置文件首次启动自动生成 7000,7001,7002
cluster-node-timeout  15000                //请求超时  设置15秒
appendonly  yes

cp ./7000/redis.conf ./7001/
cp ./7000/redis.conf ./7002/
#修改以上两个文件配置


#启动
/home/xxx/redis/redis-3.2.1/src/redis-server /home/xxx/redis/redis-cluster/7000/redis.conf
/home/xxx/redis/redis-3.2.1/src/redis-server /home/xxx/redis/redis-cluster/7001/redis.conf
/home/xxx/redis/redis-3.2.1/src/redis-server /home/xxx/redis/redis-cluster/7002/redis.conf

/home/xxx/redis/redis-3.2.1/src/redis-server /home/xxx/redis/redis-cluster/7003/redis.conf
/home/xxx/redis/redis-3.2.1/src/redis-server /home/xxx/redis/redis-cluster/7004/redis.conf
/home/xxx/redis/redis-3.2.1/src/redis-server /home/xxx/redis/redis-cluster/7005/redis.conf

/home/xxx/redis/redis-3.2.1/src/redis-server /home/xxx/redis/redis-cluster/7006/redis.conf
/home/xxx/redis/redis-3.2.1/src/redis-server /home/xxx/redis/redis-cluster/7007/redis.conf
/home/xxx/redis/redis-3.2.1/src/redis-server /home/xxx/redis/redis-cluster/7008/redis.conf


ps -ef |grep redis


ruby -v
#安装rvm
gpg2 --keyserver hkp://keys.gnupg.net --recv-keys D39DC0E3
curl -L get.rvm.io | bash -s stable
find / -name rvm -print
source /usr/local/rvm/scripts/rvm
rvm list known
rvm install 2.3.3
rvm use 2.3.3
rvm use 2.3.3 --default
rvm remove xxx
ruby --version

gem install redis    
 
#创建集群节点 ,--replicas  2  表示创建2个从节点
/home/xxx/redis/redis-3.2.1/src/redis-trib.rb  create  --replicas  2  192.168.1.40:7000 192.168.1.40:7001  192.168.1.40:7002 192.168.1.41:7003  192.168.1.41:7004  192.168.1.41:7005 192.168.1.46:7006 192.168.1.46:7007 192.168.1.46:7008
/home/xxx/redis/redis-3.2.1/src/redis-trib.rb check 192.168.1.40:7000

#客户端测试
./redis-cli -c -p 7000


#redis集群重启方式就是先把所有节点进程关闭，然后重新创建新节点
#redis 停用，修改个节点redis.conf 文件的cluster信息即可