一、版本推荐
jedis 推荐使用5.1.2,连接模式为单机模式。
注意:说明:
注意:腾讯云通过 VPC IP 代理层统一屏蔽了 Redis 底层架构的复杂性(分片/高可用)。客户端访问腾讯云 Redis 实例时,无需配置集群或哨兵模式,而是像连接单节点 Redis 一样,直接访问腾讯云提供的统一入口(VPC IP)。
二、参数配置
| 参数名 | 类型 | 默认值 | 解释 | 推荐值 |
| connectTimeout | int | 2000ms | 设置连接超时时间 | 3000ms |
| readTimeout | int | 2000ms | 设置命令超时时间 | 2000ms |
| poolMinIdle | int | 无 | 连接池最小空闲连接数 | 50 |
| poolMaxIdle | int | 无 | 连接池最大空闲连接数 | 200 |
| poolMaxTotal | int | 无 | 连接池最大连接数 | 200 |
三、application.properties 格式
tencent.redis.host=XX.XX.XX.XXtencent.redis.port=6379tencent.redis.database=0tencent.redis.password=XXXXtencent.redis.connect.timeout=3000tencent.redis.read.timeout=2000tencent.redis.pool.minSize=50tencent.redis.pool.maxSize=200
四、application.yml 格式
tencent: redis: host: XX.XX.XX.XX port: 6379 database: 0 password: XXXX connect: timeout: 3000 read: timeout: 2000 pool: minSize: 50 maxSize: 200
五、Pom 配置
<!– 引入spring-data-redis组件 –><dependency> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-data-redis</artifactId> <!–spring boot 2.0之后默认lettuce客户端, 使用jedis时需要排包–> <exclusions> <exclusion> <groupId>io.lettuce</groupId> <artifactId>lettuce-core</artifactId> </exclusion> </exclusions></dependency><!– 引入jedis依赖包 –><dependency> <groupId>redis.clients</groupId> <artifactId>jedis</artifactId> <version>5.1.2</version></dependency>
六、参考代码
Jedis 连接池默认采用 LIFO(后进先出)配置,但实际运行中,因各连接响应时间不同,易导致连接建立不均衡。为解决此问题,建议将 LIFO 配置改为 FIFO(先进先出),以确保连接建立顺序公平,提升系统稳定性和性能。
import java.time.Duration;import org.springframework.beans.factory.annotation.Value;import org.springframework.context.annotation.Bean;import org.springframework.context.annotation.Configuration;import org.springframework.data.redis.connection.RedisConnectionFactory;import org.springframework.data.redis.connection.RedisStandaloneConfiguration;import org.springframework.data.redis.connection.jedis.JedisClientConfiguration;import org.springframework.data.redis.connection.jedis.JedisConnectionFactory;import redis.clients.jedis.JedisPoolConfig;@Configurationpublic class JedisConfig { @Value("${tencent.redis.host}") private String redisHost; @Value("${tencent.redis.port:6379}") private Integer redisPort = 6379; @Value("${tencent.redis.database:0}") private Integer redisDatabase = 0; @Value("${tencent.redis.password:}") private String redisPassword; @Value("${tencent.redis.connect.timeout:3000}") private Integer redisConnectTimeout = 3000; @Value("${tencent.redis.read.timeout:2000}") private Integer redisReadTimeout = 2000; @Value("${tencent.redis.pool.minSize:50}") private Integer redisPoolMinSize = 50; @Value("${tencent.redis.pool.maxSize:200}") private Integer redisPoolMaxSize = 200; @Bean public RedisConnectionFactory redisConnectionFactory(JedisClientConfiguration clientConfiguration) { RedisStandaloneConfiguration standaloneConfiguration = new RedisStandaloneConfiguration(); standaloneConfiguration.setHostName(redisHost); standaloneConfiguration.setPort(redisPort); standaloneConfiguration.setDatabase(redisDatabase); standaloneConfiguration.setPassword(redisPassword); return new JedisConnectionFactory(standaloneConfiguration, clientConfiguration); } @Bean public JedisClientConfiguration clientConfiguration() { JedisClientConfiguration clientConfiguration = JedisClientConfiguration.builder() .connectTimeout(Duration.ofMillis(redisConnectTimeout)) .readTimeout(Duration.ofMillis(redisReadTimeout)) .usePooling().poolConfig(redisPoolConfig()) .build(); return clientConfiguration; } private JedisPoolConfig redisPoolConfig() { JedisPoolConfig poolConfig = new JedisPoolConfig(); //连接池的最小连接数 poolConfig.setMinIdle(redisPoolMinSize); //连接池的最大空闲连接数 poolConfig.setMaxIdle(redisPoolMaxSize); //连接池的最大连接数 poolConfig.setMaxTotal(redisPoolMaxSize); //创建连接时校验有效性(ping),默认false poolConfig.setTestOnCreate(false); //获取连接时校验有效性(ping),默认false,业务量大时建议设置为false减少开销 poolConfig.setTestOnBorrow(true); //归还连接时校验有效性(ping),默认false,业务量大时建议设置为false减少开销 poolConfig.setTestOnReturn(false); //关闭lifo,将 LIFO 配置改为FIFO(先进先出),以确保连接建立顺序公平 poolConfig.setLifo(false); return poolConfig; }}