This is a bugfix release, no new features since 2.1.1 were added.
Compared to the latest release 2.1.1, the following bugfixes were added.
This is a complete list of the merged pull requests, including the fixed bugs.
For some users of Ditto, the performance of JWT validations was dramatically bad. This bugfix caches the creation of the JWT parser based on the public key and should dramatically improve the performance of HTTP requests using JWT.
This bugfix should reduce the CPU load in the connectivity service and number of requests/second to the Kafka broker by
fetch.max.wait.ms to 5 seconds.
It should also reduce the consumer lag due to a lack of threads when there are a lot of consumers running.
Previously, the JSON element order e.g. in arrays in a managed
connection could be mixed up, e.g. from creation to
persistence. This has been fixed by maintaining the JSON element order in the connection model.
The for Ditto’s HTTP API used library contained a critical security issue CVE-2021-42697 which has been resolved in Akka HTTP 10.2.7