Kafka messages is deleted automatically after few minutes.
producer may forcefully produce a message with timestamp 0 (year 1970).
Development team is running into an issue, where the messages gets deleted automatically from topics, and this behavior is seen only to the messages published by DevTest tool.
Release : 10.7.2
Patches applied:
patch_TA1994352_10.7.2_GA
patch_DE537095_10.7.2_GA
patch_DE536958_10.7.2_GA
Product defect.
Open a support case and refer to defect DE535883.