Performance drop when using auth in REST ---------------------------------------- Key: ISPN-12126 URL: https://issues.redhat.com/browse/ISPN-12126 Project: Infinispan Issue Type: Bug Components: REST, Security Affects Versions: 11.0.1.Final Reporter: Gustavo Fernandes Assignee: Gustavo Fernandes Priority: Major Currently, the auth token is cached on a per-connections basis in the RestHandler. This works fine for HTTP/1 with keep-alive, but not for HTTP/2, because it multiplexes and uses one child-channel per stream (each stream in HTTP/2 is a req/resp pair that can happen simultaneously over the same connection).   One suggestion is to use {{org.wildfly.security.auth.realm.CachingSecurityRealm}} around the supported security realms to cache credentials for a configurable amount of time, or based on the number of credentials. This would also make Hot Rod better since the security realms are global