1.1\u5bfc\u5165\u4f9d\u8d56\uff1alombok\uff0cjunit\uff0cjedis<\/strong><\/p>\n <dependency>\r\n <groupId>org.projectlombok<\/groupId>\r\n <artifactId>lombok<\/artifactId>\r\n <version>1.18.4<\/version>\r\n <\/dependency>\r\n <dependency>\r\n <groupId>junit<\/groupId>\r\n <artifactId>junit<\/artifactId>\r\n <version>4.12<\/version>\r\n <scope>test<\/scope>\r\n <\/dependency>\r\n <dependency>\r\n <groupId>redis.clients<\/groupId>\r\n <artifactId>jedis<\/artifactId>\r\n <version>2.9.0<\/version>\r\n <\/dependency><\/pre>\n1.2 \u6d4b\u8bd5<\/strong><\/p>\npublic class Demo1 {\r\n @Test\r\n public void set(){\r\n \/\/1.\u8fde\u63a5 Redis\r\n Jedis jedis=new Jedis(\"192.168.2.123\",6379);\r\n \/\/2.\u64cd\u4f5c Redis--redis\u547d\u4ee4\u662f\u4ec0\u4e48\uff0cJedis \u547d\u4ee4\u5c31\u662f\u4ec0\u4e48\r\n jedis.set(\"name\",\"\u674e\u56db\");\r\n \/\/3.\u91ca\u653e\u8d44\u6e90\r\n jedis.close();\r\n }\r\n @Test\r\n public void get(){\r\n \/\/1.\u8fde\u63a5 Redis\r\n Jedis jedis=new Jedis(\"192.168.2.123\",6379);\r\n \/\/2.\u64cd\u4f5c Redis--redis\u547d\u4ee4\u662f\u4ec0\u4e48\uff0cJedis \u547d\u4ee4\u5c31\u662f\u4ec0\u4e48\r\n String name = jedis.get(\"name\");\r\n System.out.println(name);\r\n \/\/3.\u91ca\u653e\u8d44\u6e90\r\n jedis.close();\r\n }\r\n}<\/pre>\n2. jedis\u5b58\u50a8\u4e00\u4e2a\u5bf9\u8c61\u5230redis\u4ee5byte[]\u7684\u5f62\u5f0f<\/strong><\/p>\n2.1 \u521b\u5efa\u4e00\u4e2a\u5b9e\u4f53\u7c7b\u5e76\u4e14\u5b9e\u73b0Serializable\u63a5\u53e3<\/strong><\/p>\n2.3 \u5bfc\u5165spring-content\u4f9d\u8d56<\/strong><\/p>\n2.4\u7f16\u5199\u6d4b\u8bd5\u7c7b<\/strong><\/p>\npublic class Demo2 {\r\n \/\/\u5b58\u50a8\u5bf9\u8c61\uff0c\u4ee5byte[] \u5f62\u5f0f\u5b58\u50a8\u5728redis\u4e2d\r\n @Test\r\n public void setByteArray(){\r\n \/\/1.\u8fde\u63a5 Redis\r\n Jedis jedis=new Jedis(\"192.168.2.123\",6379);\r\n \/\/2.1 \u51c6\u5907key(Sring)-->value(User)\r\n String key=\"user\";\r\n User user=new User(1,\"\u5f20\u4e09\",\"\u7537\",new Date(),5000.2);\r\n byte[] byteKey = SerializationUtils.serialize(key);\r\n byte[] byteValue = SerializationUtils.serialize(user);\r\n jedis.set(byteKey,byteValue);\r\n \/\/3.\u91ca\u653e\u8d44\u6e90\r\n jedis.close();\r\n }\r\n @Test\r\n public void getByteArray(){\r\n \/\/1.\u8fde\u63a5 Redis\r\n Jedis jedis=new Jedis(\"192.168.2.123\",6379);\r\n \/\/2.1 \u51c6\u5907key\r\n String key=\"user\";\r\n byte[] byteKey = SerializationUtils.serialize(key);\r\n byte[] bytesValue = jedis.get(byteKey);\r\n User user = (User) SerializationUtils.deserialize(bytesValue);\r\n System.out.println(\"user:\" + user);\r\n \/\/3.\u91ca\u653e\u8d44\u6e90\r\n jedis.close();\r\n }\r\n}<\/pre>\n3. jedis\u5b58\u50a8\u4e00\u4e2a\u5bf9\u8c61\u5230redis\u4ee5String\u5f62\u5f0f<\/strong><\/p>\n3.1 \u5bfc\u5165\u4f9d\u8d56 fastjson<\/strong><\/p>\n3.2\u00a0 \u6d4b\u8bd5<\/strong><\/p>\npublic class Demo3 {\r\n \/\/\u5b58\u50a8\u5bf9\u8c61-\u4ee5String\u5f62\u5f0f\u5b58\u50a8\r\n @Test\r\n public void setString(){\r\n \/\/1.\u8fde\u63a5 Redis\r\n Jedis jedis=new Jedis(\"192.168.2.123\",6379);\r\n \/\/2.1 \u51c6\u5907key(String)-->value(User)\r\n String stringKey=\"stringUser\";\r\n User value=new User(2,\"admin2\",\"\u5973\",new Date(),6666.66);\r\n \/\/2.2 \u4f7f\u7528 fastJson \u5c06 value \u8f6c\u5316\u4e3a json\u5b57\u7b26\u4e32\r\n String stringValue = JSON.toJSONString(value);\r\n \/\/2.3 \u5b58\u50a8\u5230 redis \u4e2d\r\n jedis.set(stringKey,stringValue);\r\n \/\/3.\u91ca\u653e\u8d44\u6e90\r\n jedis.close();\r\n }\r\n \/\/\u83b7\u53d6\u5bf9\u8c61-\u4ee5String\u5f62\u5f0f\u83b7\u53d6\r\n @Test\r\n public void getString(){\r\n \/\/1.\u8fde\u63a5 Redis\r\n Jedis jedis=new Jedis(\"192.168.2.123\",6379);\r\n \/\/2.1 \u51c6\u5907key(String)-->value(User)\r\n String stringKey=\"stringUser\";\r\n \/\/2.2 \u53bbredis\u4e2d\u67e5\u8be2value\r\n String value = jedis.get(stringKey);\r\n \/\/2.3 \u5c06value\u53cd\u5e8f\u5217\u5316\u4e3aUser\r\n User user = JSON.parseObject(value,User.class);\r\n \/\/2.4 \u8f93\u51fa\r\n System.out.println(\"user:\" + user);\r\n \/\/3.\u91ca\u653e\u8d44\u6e90\r\n jedis.close();\r\n }\r\n}<\/pre>\n4. jedis \u8fde\u63a5\u6c60\u7684\u64cd\u4f5c<\/strong><\/p>\n\u4f7f\u7528\u8fde\u63a5\u6c60\u64cd\u4f5credis\uff0c\u907f\u514d\u9891\u7e41\u521b\u5efa\u548c\u9500\u6bc1\u8fde\u63a5\u5bf9\u8c61\u6d88\u8017\u8d44\u6e90<\/strong><\/p>\npublic class Demo4 {\r\n @Test\r\n public void pool(){\r\n \/\/1. \u521b\u5efa\u8fde\u63a5\u6c60\u914d\u7f6e\u4fe1\u606f\r\n GenericObjectPoolConfig pc=new GenericObjectPoolConfig();\r\n pc.setMaxTotal(100);\/\/\u8fde\u63a5\u6c60\u4e2d\u6700\u5927\u7684\u6d3b\u8dc3\u6570\r\n pc.setMaxIdle(10);\/\/\u6700\u5927\u7a7a\u95f2\u6570\r\n pc.setMinIdle(5);\/\/\u6700\u5c0f\u7a7a\u95f2\u6570\r\n pc.setMaxWaitMillis(3000);\/\/\u5f53\u8fde\u63a5\u6c60\u7a7a\u4e86\u4ee5\u540e\uff0c\u591a\u4e45\u6ca1\u83b7\u5f97\u5230jedis\u5bf9\u8c61\uff0c\u5c31\u8d85\u65f6\r\n \/\/2. \u521b\u5efa\u8fde\u63a5\u6c60\r\n JedisPool jp=new JedisPool(\"192.168.2.123\",6379);\r\n \/\/3. \u901a\u8fc7\u8fde\u63a5\u6c60\u83b7\u53d6 jedis \u5bf9\u8c61\r\n Jedis jedis = jp.getResource();\r\n \/\/4. \u64cd\u4f5c\r\n String value = jedis.get(\"stringUser\");\r\n System.out.println(\"User:\" + value);\r\n jp.close();\r\n }\r\n}<\/pre>\n <\/p>\n
5. Redis \u7ba1\u9053\u7684\u64cd\u4f5c<\/strong><\/p>\n\u56e0\u4e3a\u5728\u64cd\u4f5cRedis\u7684\u65f6\u5019\uff0c\u6267\u884c\u4e00\u4e2a\u547d\u4ee4\u9700\u8981\u5148\u53d1\u9001\u8bf7\u6c42\u5230Redis\u670d\u52a1\u5668\uff0c\u8fd9\u4e2a\u8fc7\u7a0b\u9700\u8981\u7ecf\u5386\u7f51\u7edc\u7684\u5ef6\u8fdf\uff0cRedis\u8fd8\u9700\u8981\u7ed9\u5ba2\u6237\u7aef\u4e00\u4e2a\u54cd\u5e94\u3002
\n\u5982\u679c\u6211\u9700\u8981\u4e00\u6b21\u6027\u6267\u884c\u5f88\u591a\u4e2a\u547d\u4ee4\uff0c\u4e0a\u8ff0\u7684\u65b9\u5f0f\u6548\u7387\u5f88\u4f4e\uff0c\u53ef\u4ee5\u901a\u8fc7Redis\u7684\u7ba1\u9053\uff0c\u5148\u5c06\u547d\u4ee4\u653e\u5230\u5ba2\u6237\u7aef\u7684\u4e00\u4e2aPipeline\u4e2d\uff0c\u4e4b\u540e\u4e00\u6b21\u6027\u7684\u5c06\u5168\u90e8\u547d\u4ee4\u90fd\u53d1\u9001\u5230Redis\u670d\u52a1\uff0cRedis\u670d\u52a1\u4e00\u6b21\u6027\u7684\u5c06\u5168\u90e8\u7684\u8fd4\u56de\u7ed3\u679c\u54cd\u5e94\u7ed9\u5ba2\u6237\u7aef\u3002<\/p>\n
public class Demo5 {\r\n @Test\r\n public void pipeline(){\r\n \/\/1. \u521b\u5efa\u8fde\u63a5\u6c60\r\n JedisPool pool=new JedisPool(\"192.168.2.123\",6379);\r\n long l=System.currentTimeMillis();\r\n \/\/2. \u83b7\u53d6\u4e00\u4e2a\u8fde\u63a5\u5bf9\u8c61\r\n Jedis jedis = pool.getResource();\r\n \/\/3. \u521b\u5efa\u7ba1\u9053\r\n Pipeline pipelined = jedis.pipelined();\r\n \/\/3.1 \u6267\u884cincr - 100000\u6b21\u653e\u5230\u7ba1\u9053\u4e2d\r\n for(int i=0;i<100000;i++){\r\n pipelined.incr(\"qq\");\r\n }\r\n \/\/4. \u6267\u884c\u547d\u4ee4\r\n pipelined.syncAndReturnAll();\r\n \/\/5. \u91ca\u653e\u8d44\u6e90\r\n jedis.close();\r\n System.out.println(System.currentTimeMillis()-l);\r\n }\r\n}<\/pre>\n\u4e94\u3001 Redis\u5176\u4ed6\u914d\u7f6e\u53ca\u96c6\u7fa4<\/h3>\n
\u4fee\u6539yml\u6587\u4ef6\uff0c\u4ee5\u65b9\u4fbf\u540e\u671f\u4fee\u6539redis\u914d\u7f6e\u4fe1\u606f<\/strong><\/p>\nversion: '3.1'\r\nservices:\r\n redis:\r\n restart: always\r\n image: daocloud.io\/library\/redis:5.0.7\r\n container_name: redis\r\n environment:\r\n - TZ=Asia\/Shanghai\r\n ports:\r\n - 6379:6379\r\n volumes:<\/strong>\r\n - .\/conf\/redis.conf:\/user\/local\/redis\/redis.conf<\/strong>\r\n command: [\"redis-server\",\"\/user\/local\/redis\/redis.conf\"]<\/strong>\r\n<\/pre>\n\u6267\u884c\uff1adocker-compose down
\n\u6267\u884c\uff1adocker-compose up -d<\/p>\n
5.1 Redis\u7684AUTH<\/strong><\/p>\n\u4fee\u6539\u6587\u4ef6\uff1aredis.conf<\/p>\n
# Redis\u7684AUTH\u5bc6\u7801\r\nrequirepass redis\r\n<\/pre>\n![\"\"](\"\/wp-content\/uploads\/2021\/01\/29\/1.png\")
<\/p>\n
\u7136\u540e\u5728idea\u4e2d\u4fee\u6539\u6d4b\u8bd5\u4ee3\u7801<\/p>\n
![\"\"](\"\/wp-content\/uploads\/2021\/01\/29\/2.png\")
\n![\"\"](\"\/wp-content\/uploads\/2021\/01\/29\/3.png\")
<\/p>\n
redis\u8bbe\u7f6e\u5bc6\u7801\uff1aconfig set requirepass password<\/p>\n
\u8f93\u5165\u5bc6\u7801\uff1aauth password<\/p>\n
idea\u5728\u8fde\u63a5\u6c60\u914d\u7f6e\u65b9\u6cd5\u6dfb\u52a0\u5bc6\u7801\u4ee5\u53ca\u8d85\u65f6\u65f6\u95f4<\/p>\n
public class Demo6 {\r\n @Test\r\n public void auth(){\r\n \/\/1. \u521b\u5efa\u8fde\u63a5\u6c60\u914d\u7f6e\u4fe1\u606f\r\n GenericObjectPoolConfig pc=new GenericObjectPoolConfig();\r\n pc.setMaxTotal(100);\/\/\u8fde\u63a5\u6c60\u4e2d\u6700\u5927\u7684\u6d3b\u8dc3\u6570\r\n pc.setMaxIdle(10);\/\/\u6700\u5927\u7a7a\u95f2\u6570\r\n pc.setMinIdle(5);\/\/\u6700\u5c0f\u7a7a\u95f2\u6570\r\n pc.setMaxWaitMillis(3000);\/\/\u5f53\u8fde\u63a5\u6c60\u7a7a\u4e86\u4ee5\u540e\uff0c\u591a\u4e45\u6ca1\u83b7\u5f97\u5230jedis\u5bf9\u8c61\uff0c\u5c31\u8d85\u65f6\r\n \/\/2. \u521b\u5efa\u8fde\u63a5\u6c60\r\n JedisPool jp=new JedisPool(pc,\"192.168.2.123\",6379,3000,\"redis\");\r\n Jedis jedis = jp.getResource();\r\n jedis.set(\"name\", \"admin888\");\r\n jedis.close();\r\n }\r\n}<\/pre>\n5.2 Redis\u7684\u4e8b\u52a1<\/strong><\/p>\nRedis\u7684\u4e8b\u52a1\uff1a\u4e00\u6b21\u4e8b\u52a1\u64cd\u4f5c\uff0c\u6539\u6210\u529f\u7684\u6210\u529f\uff0c\u8be5\u5931\u8d25\u7684\u5931\u8d25\u3002
\n\u5148\u5f00\u542f\u4e8b\u52a1\uff0c\u6267\u884c\u4e00\u4e9b\u5217\u7684\u547d\u4ee4\uff0c\u4f46\u662f\u5bc6\u7801\u4e0d\u4f1a\u7acb\u5373\u6267\u884c\uff0c\u4f1a\u88ab\u653e\u5728\u4e00\u4e2a\u961f\u5217\u4e2d\uff0c\u5982\u679c\u4f60\u6267\u884c\u4e8b\u52a1\uff0c\u90a3\u4e48\u8fd9\u4e2a\u961f\u5217\u4e2d\u7684\u547d\u4ee4\u5168\u90e8\u6267\u884c\uff0c\u5982\u679c\u53d6\u6d88\u4e86\u4e8b\u52a1\uff0c\u4e00\u4e2a\u961f\u5217\u4e2d\u7684\u547d\u4ee4\u5168\u90e8\u4f5c\u5e9f\u3002
\n1.\u5f00\u542f\u4e8b\u52a1\uff1amulti
\n2. \u8f93\u5165\u8981\u6267\u884c\u7684\u547d\u4ee4\uff1a\u88ab\u653e\u5165\u5230\u4e00\u4e2a\u961f\u5217\u4e2d
\n3. \u6267\u884c\u4e8b\u52a1\uff1aexec
\n4. \u53d6\u6d88\u4e8b\u52a1\uff1adiscard
\nRedis\u7684\u4e8b\u52a1\u60f3\u53d1\u6325\u529f\u80fd\uff0c\u9700\u8981\u914d\u7f6ewatch\u76d1\u542c\u673a\u5236
\n\u5728\u5f00\u542f\u4e8b\u52a1\u4e4b\u524d\uff0c\u5148\u901a\u8fc7watch\u547d\u4ee4\u53bb\u76d1\u542c\u4e00\u4e2a\u6216\u591a\u4e2akey\uff0c\u5728\u5f00\u542f\u4e8b\u52a1\u4e4b\u540e\uff0c\u5982\u679c\u6709\u5176\u4ed6\u5ba2\u6237\u7aef\u4fee\u6539\u4e86\u6211\u76d1\u542c\u7684key\uff0c\u4e8b\u52a1\u4f1a\u81ea\u52a8\u53d6\u6d88\u3002 I
\n\u5982\u679c\u6267\u884c\u4e86\u4e8b\u52a1\uff0c\u6216\u8005\u53d6\u6d88\u4e86\u4e8b\u52a1\uff0cwatch\u76d1\u542c\u81ea\u52a8\u6d88\u9664\uff0c\u4e00\u822c\u4e0d\u9700\u8981\u624b\u52a8\u6267\u884cunwatch\u3002<\/p>\n
![\"\"](\"\/wp-content\/uploads\/2021\/01\/29\/4.png\")
<\/p>\n
5.3 Redis\u6301\u4e45\u5316<\/strong><\/p>\nRDB\u662fRedis\u9ed8\u8ba4\u7684\u6301\u4e45\u5316\u673a\u5236\uff1a<\/p>\n
1.RDB\u6301\u4e45\u5316\u6587\u4ef6\uff0c\u901f\u5ea6\u6bd4\u8f83\u5feb\uff0c\u800c\u4e14\u5b58\u50a8\u7684\u662f\u4e00\u4e2a\u4e8c\u8fdb\u5236\u7684\u6587\u4ef6\uff0c\u4f20\u8f93\u8d77\u6765\u5f88\u65b9\u4fbf\u3002<\/p>\n
2.RDB\u6301\u4e45\u5316\u65f6\u673a\uff1a<\/p>\n
save 900 1 \uff1a900\u79d2\u4e4b\u5185\uff0c\u67091\u4e2akey\u6539\u53d8\u5c31\u6267\u884cRDB\u6301\u4e45\u5316
\nsave 300 10 \uff1a300\u79d2\u4e4b\u5185\uff0c\u670910\u4e2akey\u6539\u53d8\u5c31\u6267\u884cRDB\u6301\u4e45\u5316
\nsave 60 10000 \uff1a60\u79d2\u4e4b\u5185\uff0c\u6709\u4e00\u4e07\u4e2akey\u6539\u53d8\u5c31\u6267\u884cRDB\u6301\u4e45\u5316<\/p>\n
3.RDB\u65e0\u6cd5\u4fdd\u8bc1\u6570\u636e\u7684\u7edd\u5bf9\u5b89\u5168<\/p>\n
\u5728redis\u6587\u4ef6\u5939\u4e0b\u6253\u5f00redis.conf\u6587\u4ef6\uff0c\u641c\u7d22RDB\uff0c\u590d\u5236<\/p>\n
save 900 1
\nsave 300 10
\nsave 60 10000<\/p>\n
rdbcompression yes<\/p>\n
dbfilename dump.rdb<\/p>\n
\u7136\u540e\u5728Linux\u4fee\u6539redis.conf\u6587\u4ef6<\/p>\n
![\"\"](\"\/wp-content\/uploads\/2021\/01\/29\/5.png\")
<\/p>\n
\u4fee\u6539docker-compose.yml\u6587\u4ef6<\/p>\n
\u6dfb\u52a0\u6570\u636e\u5377\uff1a.\/data:\/data<\/p>\n
\u7136\u540e\u6267\u884c\uff1adocker-compose down \u3001docker-compose up -d<\/p>\n
\u7136\u540e\u5728\u914d\u7f6e\u6587\u4ef6\u67e5\u627e AOF\uff0c\u7136\u540e\u590d\u5236<\/p>\n
appendonly no<\/p>\n
appendfilename “appendonly.aof”<\/p>\n
# appendfsync always
\nappendfsync everysec
\n# appendfsync no<\/p>\n
\u4fee\u6539\u914d\u7f6e\u6587\u4ef6 redis.conf<\/p>\n
![\"\"](\"\/wp-content\/uploads\/2021\/01\/29\/6.png\")
<\/p>\n
\u7136\u540e\u91cd\u542f\uff1adocker-compose restart<\/p>\n
AOF\u6301\u4e45\u5316\u673a\u5236\u9ed8\u8ba4\u662f\u5173\u95ed\u7684\uff0cRedis\u5b98\u65b9\u63a8\u8350\u540c\u65f6\u5f00\u542fRDB\u548cAOF\u6301\u4e45\u5316\uff0c\u66f4\u5b89\u5168\uff0c\u907f\u514d\u6570\u636e\u4e22\u5931\u3002
\n1.AOF\u6301\u4e45\u5316\u7684\u901f\u5ea6\uff0c\u76f8\u5bf9RDB\u8f83\u6162\u7684\uff0c\u5b58\u50a8\u7684\u662f\u4e00\u4e2a\u6587\u672c\u6587\u4ef6\uff0c\u5230\u4e86\u540e\u671f\u6587\u4ef6\u4f1a\u6bd4\u8f83\u5927\uff0c\u4f20\u8f93\u56f0\u96be\u3002
\n2. AOF\u6301\u4e45\u5316\u65f6\u673a\u3002
\nappendfsync always\uff1a\u6bcf\u6267\u884c\u4e00\u4e2a\u5199\u64cd\u4f5c\uff0c\u7acb\u5373\u6301\u4e45\u5316\u5230AOF\u6587\u4ef6\u4e2d\uff0c\u6027\u80fd\u6bd4\u8f83\u4f4e\u3002
\nappendfsync everysec\uff1a\u6bcf\u79d2\u6267\u884c\u4e00\u6b21\u6301\u4e45\u5316\u3002
\nappendfsync no\uff1a\u4f1a\u6839\u636e\u4f60\u7684\u64cd\u4f5c\u7cfb\u7edf\u4e0d\u540c\uff0c\u73af\u5883\u7684\u4e0d\u540c\uff0c\u5728\u4e00\u5b9a\u65f6\u95f4\u5185\u6267\u884c\u4e00\u6b21\u6301\u4e45\u5316\u3002
\n3. AOF\u76f8\u5bf9RDB\u66f4\u5b89\u5168\uff0c\u63a8\u8350\u540c\u65f6\u5f00\u542fAOF\u548cRDB.<\/p>\n
\u540c\u65f6\u5f00\u542fRDB\u548cAOF\u7684\u6ce8\u610f\u4e8b\u9879
\n\u5982\u679c\u540c\u65f6\u5f00\u542f\u4e86AOF\u548cRDB\u6301\u4e45\u5316\uff0c\u90a3\u4e48\u5728Redis\u5b95\u673a\u91cd\u542f\u4e4b\u540e\uff0c\u9700\u8981\u52a0\u8f7d\u4e00\u4e2a\u6301\u4e45\u5316\u6587\u4ef6\uff0c\u4f18\u5148\u9009\u62e9AOF\u6587\u4ef6\u3002
\n\u5982\u679c\u5148\u5f00\u542f\u4e86RDB\uff0c\u518d\u6b21\u5f00\u542fAOF\uff0c\u5982\u679cRDB\u6267\u884c\u4e86\u6301\u4e45\u5316\uff0c\u90a3\u4e48RDB\u6587\u4ef6\u4e2d\u7684\u5185\u5bb9\u4f1a\u88abAOF\u8986\u76d6\u6389\u3002<\/p>\n
5.4 Redis\u7684\u4e3b\u4ece\u67b6\u6784<\/strong><\/p>\n\u5355\u673a\u7248 Redis\u5b58\u5728\u8bfb\u5199\u74f6\u9888\u7684\u95ee\u9898<\/p>\n
![\"\"](\"\/wp-content\/uploads\/2021\/01\/29\/7.png\")
<\/p>\n
\u914d\u7f6e\u4fe1\u606f\uff1a<\/p>\n
\u5728opt\u76ee\u5f55\u4e0b\u65b0\u5efa docker_redis_master_slave\uff0c\u7136\u540e\u521b\u5efadocker-compose.yml\u6587\u4ef6<\/p>\n
\u4e3b\u8282\u70b9\u914d\u7f6e\uff1a<\/p>\n
version: '3.1'\r\nservices:\r\n redis1:\r\n restart: always\r\n image: daocloud.io\/library\/redis:5.0.7\r\n container_name: redis1\r\n environment:\r\n - TZ=Asia\/Shanghai\r\n ports:\r\n - 7001:6379\r\n valumes:\r\n - .\/conf\/redis1.conf:\/usr\/local\/redis\/redis.conf\r\n command: [\"redis-server\",\"\/usr\/local\/redis\/redis.conf\"]\r\n redis2:\r\n restart: always\r\n image: daocloud.io\/library\/redis:5.0.7\r\n container_name: redis2\r\n environment:\r\n - TZ=Asia\/Shanghai\r\n ports:\r\n - 7002:6379\r\n valumes:\r\n - .\/conf\/redis2.conf:\/usr\/local\/redis\/redis.conf\r\n links:\r\n - redis1:master\r\n command: [\"redis-server\",\"\/usr\/local\/redis\/redis.conf\"]\r\n redis3:\r\n restart: always\r\n image: daocloud.io\/library\/redis:5.0.7\r\n container_name: redis3\r\n environment:\r\n - TZ=Asia\/Shanghai\r\n ports:\r\n - 7003:6379\r\n valumes:\r\n - .\/conf\/redis3.conf:\/usr\/local\/redis\/redis.conf\r\n links:\r\n - redis1:master\r\n command: [\"redis-server\",\"\/usr\/local\/redis\/redis.conf\"]\r\n<\/pre>\n <\/p>\n
redis2\u548credis3\u4ece\u8282\u70b9\u914d\u7f6e<\/p>\n
\u5728\u914d\u7f6e\u6587\u4ef6\u641c\u7d22replicaof <masterip> <masterport><\/p>\n
\u521b\u5efa conf\u6587\u4ef6\u5939\uff0c\u7136\u540e\u521b\u5efa touch redis1.conf \u3001 touch redis2.conf \u3001 touch redis3.conf<\/p>\n
\u7136\u540e\u7f16\u8f91\u521a\u521a\u521b\u5efa\u7684\u6587\u4ef6\uff0c\u5c06\u4e0b\u9762\u7684\u4ee3\u7801\u590d\u5236\u7c98\u8d34\uff0c\u7136\u540e\u4fdd\u5b58\u5373\u53ef\u3002<\/p>\n
replicaof master 6379<\/p>\n
\u7136\u540e\u8fd4\u56de\u4e0a\u4e00\u7ea7\u76ee\u5f55\uff0c\u542f\u52a8docker-compose up -d<\/p>\n
\u67e5\u770b\u65e5\u5fd7\uff1adocker-compose logs -f<\/p>\n
<\/p>\n
5.5 Redis\u7684\u54e8\u5175<\/strong><\/p>\n\u54e8\u5175\u53ef\u4ee5\u5e2e\u52a9\u6211\u4eec\u89e3\u51b3\u4e3b\u4ece\u67b6\u6784\u4e2d\u7684\u5355\u70b9\u6545\u969c\u95ee\u9898<\/p>\n
![\"\"](\"\/wp-content\/uploads\/2021\/01\/30\/1.png\")
<\/p>\n
\u51c6\u5907\u54e8\u5175\u7684\u914d\u7f6e\u6587\u4ef6\uff0c\u5e76\u4e14\u5728\u5bb9\u5668\u5185\u90e8\u624b\u52a8\u542f\u52a8\u54e8\u5175\u5373\u53ef<\/p>\n
\u5728conf\u76ee\u5f55\u4e0b\u521b\u5efa sentinel1.conf\u00a0 sentinel2.conf sentinel3.conf<\/p>\n
# \u54e8\u5175\u9700\u8981\u540e\u53f0\u542f\u52a8
\ndaemonize yes
\n# \u6307\u5b9a master \u8282\u70b9\u7684 ip\u548c\u7aef\u53e3(\u4e3b)
\n# sentinel monitor <master-name> <ip> <redis-port> <quorum>
\nsentinel monitor master localhost 6379 2
\n# \u6307\u5b9a master \u8282\u70b9\u7684 ip\u548c\u7aef\u53e3(\u4ece)
\nsentinel monitor master master 6379 2
\n# \u54e8\u5175\u6bcf\u9694\u591a\u4e45\u76d1\u542c\u4e00\u6b21redis\u67b6\u6784
\nsentinel down-after-milliseconds master 10000<\/p>\n
\u4fee\u6539 docker-compose.yml\uff0c\u4e3a\u4e86\u53ef\u4ee5\u5728\u5bb9\u5668\u5185\u90e8\u4f7f\u7528\u54e8\u5175\u7684\u914d\u7f6e<\/p>\n
\u4e3a\u6bcf\u4e2aredis\u6dfb\u52a0\u6570\u636e\u5377<\/p>\n
– .\/conf\/sentinel1.conf:\/data\/sentinel.conf<\/p>\n
\u6700\u540e\u6267\u884c docker-compose down\u3001docker-compose up -d<\/p>\n
\u7136\u540e\u8fdb\u5165\u5bb9\u5668\u5185\u90e8\uff1adocker exec -it redis1\u6807\u8bc6bash<\/p>\n
\u7136\u540e\u5c55\u793a ls\uff0c\u54e8\u5175\u53ef\u8fd0\u884c\u6587\u4ef6\u5728 cd \/usr\/local\/bin<\/p>\n
\u8fd4\u56de\u5230data\u76ee\u5f55\uff0c\u7136\u540e\u8fd0\u884c\uff1aredis-sentinel sentinel.conf\uff0c\u7136\u540eexit<\/p>\n
\u7136\u540edocker ps\uff0cdocker exec -it redis2\u6807\u8bc6 bash<\/p>\n
\u8fd0\u884c\uff1aredis-sentinel sentinel.conf\uff0c\u7136\u540eexit<\/p>\n
\u7136\u540edocker ps\uff0cdocker exec -it redis3\u6807\u8bc6 bash<\/p>\n
\u8fd0\u884c\uff1aredis-sentinel sentinel.conf\uff0c\u7136\u540eexit<\/p>\n
\u67e5\u770b\u662f\u5426\u662fmaster\uff1a\u8fdb\u5165\u5bb9\u5668\u5185\u90e8\uff0c\u7136\u540eredis-cli\uff0c\u4e4b\u540e\u6267\u884c info \u67e5\u770b\u662f\u5426\u662fmaster\uff0c\u7136\u540e\u67e5\u770b\u6709\u51e0\u4e2a\u54e8\u5175<\/p>\n
<\/p>\n
5.6 Redis\u7684\u96c6\u7fa4<\/strong><\/p>\nRedis\u96c6\u7fa4\u5728\u4fdd\u8bc1\u4e3b\u4ece\u52a0\u54e8\u5175\u7684\u57fa\u672c\u529f\u80fd\u4e4b\u5916\uff0c\u8fd8\u80fd\u591f\u63d0\u5347Redis\u5b58\u50a8\u6570\u636e\u7684\u80fd\u529b<\/p>\n
redis\u96c6\u7fa4\u67b6\u6784\u56fe<\/p>\n
![\"\"](\"\/wp-content\/uploads\/2021\/01\/30\/2.png\")
<\/p>\n
docker-compose.yml<\/strong><\/p>\n\u5148\u505c\u6b62docker\u6240\u6709\u8fdb\u7a0b\u7136\u540e\u5220\u9664docker\u6240\u6709\u5bb9\u5668<\/p>\n
\u5728 opt\u76ee\u5f55\u4e0b\u521b\u5efa docker_redis_cluster\uff0c\u7136\u540e\u8fdb\u5165\u8be5\u76ee\u5f55\u521b\u5efa docker-compose.yml\u6587\u4ef6<\/p>\n
version: '3.1'\r\nservices:\r\n redis1:\r\n restart: always\r\n image: daocloud.io\/library\/redis:5.0.7\r\n container_name: redis1\r\n environment:\r\n - TZ=Asia\/Shanghai\r\n ports:\r\n - 7001:7001\r\n - 17001:17001\r\n volumes:\r\n - .\/conf\/redis1.conf:\/usr\/local\/redis\/redis.conf\r\n command: [\"redis-server\",\"\/usr\/local\/redis\/redis.conf\"]\r\n redis2:\r\n restart: always\r\n image: daocloud.io\/library\/redis:5.0.7\r\n container_name: redis2\r\n environment:\r\n - TZ=Asia\/Shanghai\r\n ports:\r\n - 7002:7002\r\n - 17002:17002\r\n volumes:\r\n - .\/conf\/redis2.conf:\/usr\/local\/redis\/redis.conf\r\n command: [\"redis-server\",\"\/usr\/local\/redis\/redis.conf\"]\r\n redis3:\r\n restart: always\r\n image: daocloud.io\/library\/redis:5.0.7\r\n container_name: redis3\r\n environment:\r\n - TZ=Asia\/Shanghai\r\n ports:\r\n - 7003:7003\r\n - 17003:17003\r\n volumes:\r\n - .\/conf\/redis3.conf:\/usr\/local\/redis\/redis.conf\r\n command: [\"redis-server\",\"\/usr\/local\/redis\/redis.conf\"]\r\n redis4:\r\n restart: always\r\n image: daocloud.io\/library\/redis:5.0.7\r\n container_name: redis4\r\n environment:\r\n - TZ=Asia\/Shanghai\r\n ports:\r\n - 7004:7004\r\n - 17004:17004\r\n volumes:\r\n - .\/conf\/redis4.conf:\/usr\/local\/redis\/redis.conf\r\n command: [\"redis-server\",\"\/usr\/local\/redis\/redis.conf\"]\r\n redis5:\r\n restart: always\r\n image: daocloud.io\/library\/redis:5.0.7\r\n container_name: redis5\r\n environment:\r\n - TZ=Asia\/Shanghai\r\n ports:\r\n - 7005:7005\r\n - 17005:17005\r\n volumes:\r\n - .\/conf\/redis5.conf:\/usr\/local\/redis\/redis.conf\r\n command: [\"redis-server\",\"\/usr\/local\/redis\/redis.conf\"]\r\n redis6:\r\n restart: always\r\n image: daocloud.io\/library\/redis:5.0.7\r\n container_name: redis6\r\n environment:\r\n - TZ=Asia\/Shanghai\r\n ports:\r\n - 7006:7006\r\n - 17006:17006\r\n volumes:\r\n - .\/conf\/redis6.conf:\/usr\/local\/redis\/redis.conf\r\n command: [\"redis-server\",\"\/usr\/local\/redis\/redis.conf\"]\r\n<\/pre>\n <\/p>\n
redis.conf<\/strong><\/p>\n\u5728docker_redis_cluster \u521b\u5efa conf\u76ee\u5f55\uff0c\u5206\u522b\u521b\u5efa redis1.conf redis2.conf ~ redis6.conf<\/p>\n
# \u6307\u5b9aredis\u7684\u7aef\u53e3\u53f7
\nport 7001
\n# \u5f00\u542fredis\u96c6\u7fa4
\ncluster-enabled yes
\n# \u96c6\u7fa4\u4fe1\u606f\u7684\u6587\u4ef6
\ncluster-config-file nodes-7001.conf
\n# \u96c6\u7fa4\u7684\u5bf9\u5916ip\u5730\u5740
\ncluster-announce-ip Linux\u7684ip
\n# \u96c6\u7fa4\u7684\u5bf9\u5916\u7aef\u53e3
\ncluster-announce-port 7001
\n# \u96c6\u7fa4\u7684\u603b\u7ebf\u7aef\u53e3
\ncluster-announce-bus-port 17001<\/p>\n
\u7136\u540e\u5728 docker_redis_cluster\u76ee\u5f55\u4e0b \u542f\u52a8 docker-compose up -d<\/p>\n
\u7136\u540e\u8fdb\u5165\u5bb9\u5668\u5185\u90e8
\n\u6267\u884c \u7ba1\u7406\u96c6\u7fa4\uff1aredis-cli –cluster create Linux\u7684ip:7001 ip:7002 ~ ip:7006 –cluster-replicas 1
\n\u7136\u540e exit\uff0c\u4e4b\u540e\u6267\u884c\uff1aredis-cli -h ip -p 7001 -c<\/p>\n
![\"\"](\"\/wp-content\/uploads\/2021\/01\/30\/3.png\")
\n![\"\"](\"\/wp-content\/uploads\/2021\/01\/30\/4.png\")
\n![\"\"](\"\/wp-content\/uploads\/2021\/01\/30\/5.png\")
\n![\"\"](\"\/wp-content\/uploads\/2021\/01\/30\/6.png\")
<\/p>\n
<\/p>\n
5.7 java\u8fde\u63a5Redis\u96c6\u7fa4<\/strong><\/p>\n\u4f7f\u7528JedisCluster\u5bf9\u8c61\u8fde\u63a5Redis\u96c6\u7fa4<\/p>\n
@Test\r\npublic void test(){\r\n \/\/ \u521b\u5efa Set<HostAndPort> nodes\r\n Set<HostAndPort> nodes=new HashSet<>();\r\n nodes.add(new HostAndPort(\"192.168.2.123\",7001));\r\n nodes.add(new HostAndPort(\"192.168.2.123\",7002));\r\n nodes.add(new HostAndPort(\"192.168.2.123\",7003));\r\n nodes.add(new HostAndPort(\"192.168.2.123\",7004));\r\n nodes.add(new HostAndPort(\"192.168.2.123\",7005));\r\n nodes.add(new HostAndPort(\"192.168.2.123\",7006));\r\n\r\n \/\/\u521b\u5efa JedisCluster \u5bf9\u8c61\r\n JedisCluster jc=new JedisCluster(nodes);\r\n \/\/ \u64cd\u4f5c\r\n String value = jc.get(\"a\");\r\n System.out.println(\"value:\"+value);\r\n}<\/pre>\n <\/p>\n
\u516d\u3001Redis\u5e38\u89c1\u95ee\u9898<\/h3>\n
6.1 key\u7684\u751f\u5b58\u65f6\u95f4\u5230\u4e86\uff0cRedis\u4f1a\u7acb\u5373\u5220\u9664\u5417\uff1f<\/strong><\/p>\n\u4e0d\u4f1a\u7acb\u5373\u5220\u9664\u3002<\/p>\n
1.\u5b9a\u671f\u5220\u9664\uff1a
\nRedis\u6bcf\u9694\u4e00\u6bb5\u65f6\u95f4\u5c31\u4f1a\u53bb\u67e5\u770bRedis\u8bbe\u7f6e\u4e86\u8fc7\u671f\u65f6\u95f4\u7684key\uff0c\u4f1a\u5728100ms\u7684\u95f4\u9694\u4e2d\u9ed8\u8ba4\u67e5\u770b3\u4e2akey<\/p>\n
2.\u60f0\u6027\u5220\u9664\uff1a
\n\u5982\u679c\u5f53\u4f60\u53bb\u67e5\u8be2\u4e00\u4e2a\u5df2\u7ecf\u8fc7\u4e86\u751f\u5b58\u65f6\u95f4\u7684key\u65f6\uff0cRedis\u4f1a\u67e5\u770b\u5f53\u524dkey\u7684\u751f\u5b58\u65f6\u95f4\uff0c\u662f\u5426\u5df2\u7ecf\u5230\u4e86\uff0c\u76f4\u63a5\u5220\u9664\u5f53\u524dkey\uff0c\u5e76\u4e14\u7ed9\u7528\u6237\u8fd4\u56de\u4e00\u4e2a\u7a7a\u503c\u3002<\/p>\n
6.2 Redis\u7684\u6dd8\u6c70\u673a\u5236<\/strong><\/p>\n\u5728Redis\u5185\u5b58\u5df2\u7ecf\u6ee1\u7684\u65f6\u5019\uff0c\u6dfb\u52a0\u4e86\u4e00\u4e2a\u65b0\u7684\u6570\u636e\uff0c\u6267\u884c\u6dd8\u6c70\u673a\u5236\u3002<\/p>\n
1. volatile-lru
\n\u5728\u5185\u5b58\u4e0d\u8db3\u65f6\uff0cRedis\u4f1a\u5728\u8bbe\u7f6e\u8fc7\u4e86\u751f\u5b58\u65f6\u95f4\u7684key\u4e2d\u5e72\u6389\u4e00\u4e2a\u6700\u8fd1\u6700\u5c11\u4f7f\u7528<\/span>\u7684key<\/p>\n2. allkeys-lru
\n\u5728\u5185\u5b58\u4e0d\u8db3\u65f6\uff0cRedis\u4f1a\u5728\u5168\u90e8\u7684key\u4e2d\u5e72\u6389\u4e00\u4e2a\u6700\u8fd1\u6700\u5c11\u4f7f\u7528<\/span>\u7684key<\/p>\n3. volatile-lfu
\n\u5728\u5185\u5b58\u4e0d\u8db3\u65f6\uff0cRedis\u4f1a\u5728\u8bbe\u7f6e\u8fc7\u4e86\u751f\u5b58\u65f6\u95f4\u7684key\u4e2d\u5e72\u6389\u4e00\u4e2a\u6700\u8fd1\u6700\u5c11\u9891\u6b21\u4f7f\u7528<\/span>\u7684key<\/p>\n4. allkeys-lfu
\n\u5728\u5185\u5b58\u4e0d\u8db3\u65f6\uff0cRedis\u4f1a\u5728\u5168\u90e8\u7684key\u4e2d\u5e72\u6389\u4e00\u4e2a\u6700\u8fd1\u6700\u5c11\u9891\u6b21\u4f7f\u7528<\/span>\u7684key<\/p>\n5. volatile-random
\n\u5728\u5185\u5b58\u4e0d\u8db3\u65f6\uff0cRedis\u4f1a\u5728\u8bbe\u7f6e\u8fc7\u4e86\u751f\u5b58\u65f6\u95f4\u7684key\u4e2d\u968f\u673a<\/span>\u5e72\u6389\u4e00\u4e2a<\/p>\n6. allkeys-random
\n\u5728\u5185\u5b58\u4e0d\u8db3\u65f6\uff0cRedis\u4f1a\u5728\u5168\u90e8\u7684key\u4e2d\u968f\u673a<\/span>\u5e72\u6389\u4e00\u4e2a<\/p>\n7. volatile-ttl
\n\u5728\u5185\u5b58\u4e0d\u8db3\u65f6\uff0cRedis\u4f1a\u5728\u8bbe\u7f6e\u8fc7\u4e86\u751f\u5b58\u65f6\u95f4\u7684key\u4e2d\u5e72\u6389\u5269\u4f59\u751f\u5b58\u65f6\u95f4\u6700\u5c11<\/span>\u7684key<\/p>\n8. noeviction(\u9ed8\u8ba4)
\n\u5728\u5185\u5b58\u4e0d\u8db3\u65f6\uff0c\u76f4\u63a5\u62a5\u9519\u3002<\/p>\n
\u6307\u5b9a\u6dd8\u6c70\u673a\u5236\u7684\u65b9\u5f0f\uff1amaxmemory-policy \u5177\u4f53\u7b56\u7565<\/p>\n
\u8bbe\u7f6eRedis\u7684\u6700\u5927\u5185\u5b58\uff1amaxmemory <bytes> \/\/\u5b57\u8282\u5927\u5c0f<\/p>\n
6.3 Redis\u7684\u7f13\u5b58\u95ee\u9898<\/strong><\/p>\n\u7f13\u5b58\u7a7f\u900f<\/strong><\/p>\n\u95ee\u9898\u51fa\u73b0\u7684\u539f\u56e0\uff1a\u67e5\u8be2\u7684\u6570\u636e\uff0cRedis\u4e2d\u6ca1\u6709\uff0c\u6570\u636e\u5e93\u4e2d\u4e5f\u6ca1\u6709<\/p>\n
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