pekko
pekko copied to clipboard
Check for type pollution - can have a major performance impact
Check for type pollution - can have a major performance impact. Basically, Java Runtime up to v23 has an issue in a secondary cache used internally to track results of instanceof checks.
https://bugs.openjdk.org/browse/JDK-8180450
https://github.com/FasterXML/jackson-databind/pull/4848
See the micronaut utility mentioned in the issue description.
It may also be useful to check pekko-http.
Tools: https://github.com/RedHatPerf/type-pollution-agent