Infinite creation of CompletableFuture Objects - memory leak

redis / lettuce

Advanced Java Redis client for thread-safe sync, async, and reactive usage. Supports Cluster, Sentinel, Pipelining, and codecs.

https://lettuce.io

MIT License

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Infinite creation of CompletableFuture Objects - memory leak #2792

Open wonizz opened 3 months ago

wonizz commented 3 months ago

Bug Report

As the memory gradually rises, OOM occurs. We found that extracting the heap dump creates a lot of completableFuture objects as shown below. Is there anything that could cause it?

Environment

Env : Kubernetes
Language : kotlin
Java Version : 17
Spring Boot : 3.1.3.
Lettuce version(s): 6.2.6.

Additional context