Issue connecting redis cluster using redisson
I am trying to connect redis cluster using redisson 2.3.0 and redis 5.0.7.Java code for connection:Config config = new...
View ArticleDefaultSerializer requires a Serializable payload but received an object of...
I want to cache the List in redis. Below is the service method for the same:-@Autowiredprivate RedisTemplate<String, Object> redisTemplate;@Cacheable(value = "notes", key = "#userId")public...
View ArticleIs java's setIfAbsent(K,V, ExpiryTimeout) in redis atomic?
According to the documentation, spring data redis's setIfAbsent(K, V) uses setNX command. However, setIfAbsent(K, V, Expiry timeout)seems to useset command, instead of setNX. Does it mean that having...
View ArticleRedis save the object with Hash Value and Id
I use those gradle dependencies:implementation "org.springframework.boot:spring-boot-starter-data-jpa:2.6.6"implementation "org.springframework.boot:spring-boot-starter-data-redis:2.6.6"Method i use to...
View ArticleFailed to deserialize payload. Is the byte array a result of corresponding...
My spring boot project uses spring-boot-starter-data-redis for caching on redis, Oracle database for persistent. It runs perfectly with current version 2.7.6. I've just upgraded to 3.0.5. The source...
View ArticleInconsistent behaviour of lettuce when pooling different topics from redis...
I am currently encountering some issues when trying to pool from two different topics of a Redis server via lettuce inside a Spring Boot application inside a Kubernetes cluster. Whereas pooling...
View Articlesentinel_user in users.acl not working with limited permission in redis 7
I am trying to have a sentinel_user acl user in users.acl file that will have limited permission to run commnads related to sentinel only.I tried setting this user as below following redis documentaion...
View ArticleHow to use ConnectionPoolConfig + UnifiedJedis + Transaction
I am using ConnectionPoolConfig + UnifiedJedis + Transaction. I am new for the redis using redis.clients 4.4.0-rc1, i have two questions1 - can i use ConnectionPoolConfig in this way?2 - Whats is the...
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how to configure external redis server path in embedded-redis library
In this picture we can override UNIX path but not able to find any example
View Articleimplementing hashtags in redisCluster in SpringBoot
We moved from redis standalone to cluster so I guess there is this issue surrounding hashslots that comes into picture because of which we are getting: CROSSSLOT Keys in request don't hash to the same...
View ArticleRedisson, immutable object annotated with REntity
I'm using the Redisson client to store objects in Redis. I'm wondering how it's possible to define immutable objects when an object annotated with REntity must implement the default constructor.I tried...
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Unable to get result from the Redis using Crud Repository in Spring Boot?
I am developing Spring Boot + Redis example. I've taken a reference from link : https://www.baeldung.com/spring-data-redis-tutorial. In this example, I developed repository method Student...
View ArticleCould not setup redis using application.yaml
I am trying to setup redis cluster caching with spring boot version 2.7.14I can manually configure redis via beans. For example following way I can easily configure:@Slf4j@Configurationpublic class...
View ArticleError creating bean with name 'redisMessageListenerContainer' : Container...
I was trying to upgrade the Spring Boot version of my project which was earlier running on version 2.4.13, to version 3.1.1. I have used Redis as a pub/sub in my project and the current version for the...
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Unable to get result from the Redis using Crud Repository in Spring Boot?
I am developing Spring Boot + Redis example. I've taken a reference from link : https://www.baeldung.com/spring-data-redis-tutorial. In this example, I developed repository method Student...
View ArticleRedisCommandExecutionException: WRONGTYPE Operation against a key holding the...
@Data@Setter@Getter@Builder@AllArgsConstructor@NoArgsConstructor@RedisHash("ABC")public class ABCRedisEntity implements Serializable{ @Id private String identification; private String anotherAttribute;...
View Articlegetting EOFExceptions in streaming pipeline to insert data into memoystore...
I'm trying to read from pubsub and writing it into memorystore redis instance. I'm using jedispool as the process is multithreaded. I'm able to write the data coming from pubsub into the instance only...
View ArticleHow to implement transaction with rollback in Redis
My program needs to add data to two lists in Redis as a transaction. Data should be consistent in both lists. If there is an exception or system failure and thus program only added data to one list,...
View ArticleNon blocking way to return a mono response value
I have below code, what is the ideal way to return the value correctly from this method that uses reactive redis operations and is meant to serve as an common api to read a value from redis. I can...
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Redisson distributed lock: Is it normal that a thread can get the lock before...
https://github.com/cuipengfei/Spikes/blob/22a9896137dd62bda5f030f5a3d33c67fba67310/jpa/spring-jdbc-distributed-lock-issue/src/test/java/com/github/spring/example/LockTest.java#L38C9-L49the above junit...
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