Since migrating to v6 the memory used in L2 cache has exploded. Investigations reveal that cache keys/fields in Redis (via Redisson) have ballooned considerably. A brief chat in Zulip lead to the recommendation to file this issue as it seems a possible side effect of changes to caching that came with 6.0. We’re seeing keys with lengths of 2k-3k characters. We’re currently using SnappyCodecV2 but also verified with MarshallingCodec, SerializationCodec and JsonJacksonCodec. An example of a key:
|