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...
Introducing TesseractDB™ Generation 3
This article is co-authored with Lalitha Duru, Hardik Shah, and Avneesh Sharma. We’ve come a long way since CleverTap was founded...
Automate Releases to Maven Central via GitHub Actions
After a long hiatus from maintaining the CleverTap/apns-http2 repository, some foundational work was required: switch to publishing on Maven Central directly....
Using dd, iostat, iotop, and blktrace to Discover a Bug in the Linux Kernel
With a recent redesign, we gradually transitioned our in-house analytics database to run on Graviton. This has been a 6-month long...
Moving from SSH to SSM for Automation
We've come a long way since the last time we recaliberated our architecture. We're now ISO 27001 and SOC 2 compliant!...
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...
Streaming Data from S3 in a Reliable Way
This article is co-authored with Hardik Shah. When we redesigned our querying and data storage architecture in Arc, some of the...