Pitfalls When Upgrading from Java 8 to Java 17
Motivation As you can see from the other engineering blog posts on the CleverTap tech blog, a lot of them are...
java
Application Profiling at Scale
Background CleverTap has reached a scale where we run thousands of message delivery service instances across multiple AWS regions. Most of...
Demystifying G1 GC, GCLocker, JNI Critical, and Fake OOM Exceptions
This post is co-authored together with Hardik Shah and Avneesh Sharma. TesseractDBTM runs on the JVM, which allows us to iterate...
Using Java’s Security Policy to Block Internet Access for JUnit Tests
We have a relatively large Java code base (387K LOC as reported by our SonarQube installation), written by a team of...