实现3主3从的集群 虚拟机单机ip:192.168.40.128
wget http://download.redis.io/releases/redis-4.0.10.tar.gz
tar zxvf redis-4.0.10.tar.gz
make && make PREFIX=/usr/local/redis install
,可能出现权限不够的问题,sudo同样会报错,直接使用root进行操作。sudo apt-get update
sudo apt-get install gcc
sudo apt-get install make
sudo apt-get install tcl
cd /usr/local/redis
mkdir cluster
cd cluster
mkdir 7000 7001 7002 7003 7004 7005
复制redis conf内的config文件复制到六个文件夹中,并且修改以下内容
# 端口号
port 7000
# 后台启动
daemonize yes
# 开启集群
cluster-enabled yes
#集群节点配置文件
cluster-config-file nodes-7000.conf
# 集群连接超时时间
cluster-node-timeout 5000
# 进程pid的文件位置
pidfile /home/ubuntu/redis-4.0.10/pid/redis-7000.pid
#工作文件夹
dir "/home/ubuntu/redis-4.0.10/working"
# 开启aof
appendonly yes
# aof文件路径
appendfilename "appendonly-7005.aof"
# rdb文件路径
dbfilename dump-7000.rdb
redis 的配置文件中的bind指定的是redis服务器的网卡ip,也就是redis服务器的ip
cd /home/ubuntu/redis-4.0.10/
touch start.link.sh
为了操作简单,创建脚本#!/bin/bash
export BASE_FLOD="/usr/local/redis"
{BASE_FLOD}/bin/redis-server /usr/local/redis/cluster/7000/redis.conf
/usr/local/redis/bin/redis-server /usr/local/redis/cluster/7001/redis.conf
/usr/local/redis/bin/redis-server /usr/local/redis/cluster/7002/redis.conf
/usr/local/redis/bin/redis-server /usr/local/redis/cluster/7003/redis.conf
/usr/local/redis/bin/redis-server /usr/local/redis/cluster/7004/redis.conf
/usr/local/redis/bin/redis-server /usr/local/redis/cluster/7005/redis.conf
#cd src
#./redis-trib.rb create --replicas 1 192.168.40.128:7000 192.168.40.128:7001 192.168.40.128:7002 192.168.40.128:7003 192.168.40.128:7004 192.168.40.128:7005
其中注释的是为了简化初始启动的,ip需要跟每个节点配置的redis.conf 中bind 属性绑定的一致,启动后可以通过ps -ef | grep redis命令查询对应的线程是否启动
sudo apt-get install ruby rubygems -y
redis-trib.rb create --replicas 1 192.168.40.128:7000 192.168.40.128:7001 192.168.40.128:7002 192.168.40.128:7003 192.168.40.128:7004 192.168.40.128:7005
,检查配置的信息是否有错误,没有直接yes就可以. [OK] All 16384 slots covered.
代表接群启动成功。查看集群运行状态:使用命令./redis-trib.rb check 192.168.40.128:7000
,进行集群的状态检查
redis-benchmark -h 192.168.40.128 -p 6379 -c 100 -n 100000
100个并发连接,100000个请求,检测 host 为 localhost 端口为6379的 redis 服务器性能。redis-benchmark -h 192.168.40.128 -p 6379 -q -d 100
测试存取大小为100字节的数据包的性能。redis-benchmark -t set,lpush -n 100000 -q
只测试某些操作的性能。redis-benchmark -n 100000 -q script load "redis.call(‘set’,’foo’,’bar’)"
只测试某些数值存取的性能。集群搭建初始不需要密码,启动完成后,先看每个节点的配置文件是否有读写权限,如果没有读写权限,需要chmod修改的读写权限,通过
./redis-cli -c -p port
config set masterauth password
config set requirepass password
config rewrite
分别连接每个节点进行设置
若要重启发现连接不上,修改启动脚本 redis-trib.rb.sh 99行,配置启动脚本密码启动@r = Redis.new(:host => @info[:host], :port => @info[:port], :timeout => 60,:password => "password")
/*
*集群连接测试
*/
@Test
public void testJedisCluster() {
Set<HostAndPort> nodes = new LinkedHashSet<>();
//所有主机节点ip和端口
nodes.add(new HostAndPort("192.168.40.128", 7000));
nodes.add(new HostAndPort("192.168.40.128", 7001));
nodes.add(new HostAndPort("192.168.40.128", 7002));
nodes.add(new HostAndPort("192.168.40.128", 7003));
nodes.add(new HostAndPort("192.168.40.128", 7004));
nodes.add(new HostAndPort("192.168.40.128", 7005));
//没有密码
//JedisCluster cluster = new JedisCluster(nodes);
//添加密码调用
JedisCluster cluster = new JedisCluster(nodes, 5000, 5000, 10, "password", new GenericObjectPoolConfig());
//cluster.zadd("test_1", String.valueOf(""),"id_2");
System.out.println(cluster.zscore("test_1", "id_1"));
try {
cluster.close();
} catch (IOException e) {
e.printStackTrace();
}
}
git clone https://github.com/kumarnitin/RedisLive.git
unzip -o -d /home/ubuntu/ RedisLive-master.zip
进入src文件夹,复制example文件,编辑
"RedisServers":
[
{
"server": "192.168.40.128",
"port" : 7000,
"password" : "password"
},
//...多个监听
],
"DataStoreType" : "redis",
"RedisStatsServer": //存储的redis监听接口
{
"server" : "127.0.0.1",
"port" : 6379
},
"SqliteStatsStore" :
{
"path": "/home/ubuntu/redis-4.0.10/working/redislive.db" //进行存储的文件
} }
ubuntu@ubuntu:~/redis-4.0.10$ mkdir pid
ubuntu@ubuntu:~/redis-4.0.10$ mkdir log
ubuntu@ubuntu:~/redis-4.0.10$ mkdir working
`./redis-live.py
No module named redis
which python
sudo cp /usr/bin/python /usr/bin/python_cp
sudo rm /usr/bin/python
sudo ln -s /usr/bin/python3.5 /usr/bin/python