News
Say goodbye to Zoo Keeper: A production-ready path to KRaft designed for service continuity at no added cost
1+ day, 11+ hour ago (703+ words) May 11, 2026 | By Phil Yang For over a decade, Apache Zoo Keeper was inseparable from Apache Kafka. It coordinated Kafka's distributed metadata'tracking brokers and topics, elected controllers and leaders, and managed cluster configuration. Every Kafka cluster was dependent on a Zoo…...
Kafka Sink Connectors explained: Bridging your data pipeline
6+ day, 11+ hour ago (754+ words) May 06, 2026 | By Walt Ribeiro A "sink connector" sounds simple'until you realize different systems use the term from different perspectives. In Apache Kafka Connect, a sink connector means data flowing out of Kafka into another system. In Click House, the database…...
Why regular Kafka" client upgrades matter: Lessons from the April 2026 CVEs
1+ week, 1+ day ago (394+ words) May 04, 2026 | By Varun Ghai Keeping Kafka brokers and, just as importantly, Kafka clients up to date is one of the simplest and most effective ways to improve reliability, security, and correctness over time. New Kafka releases routinely include performance improvements,…...
Understanding Open Search" vector field type'Part 2: sparse_vector
2+ week, 1+ day ago (648+ words) April 27, 2026 | By Ramya Ravi In part 1, we explored how knn_vector field type enables semantic search by retrieving results based on meaning rather than exact matches. When building real-world AI applications such as e-commerce search, enterprise search, and conversational systems, you will…...
Apache Cassandra" 6 Accord transactions: What you need to know
2+ week, 4+ day ago (740+ words) April 24, 2026 | By Mariah Mc Laughlin Experiences like these depend on transactional guarantees at the data layer, which rely on ACID semantics, particularly atomicity and isolation, to prevent inconsistent intermediate states. Because Cassandra is designed to deal with data replication and…...
Apache Kafka" 4. 1. 0: Advancing Queues and rack-aware rebalancing returns
2+ week, 6+ day ago (606+ words) April 22, 2026 | By Paul Brebner What is new in the latest Kafka release? In my previous blog, I introduced the new Streams Rebalance Protocol. Now, I'm diving into more exciting Apache Kafka 4. 1. X features. We welcome back rack-aware partition rebalancing (KIP…...
What's new in Kafka" 4. 1. 0? Introducing the new Streams Rebalance Protocol
3+ week, 1+ day ago (668+ words) April 20, 2026 | By Paul Brebner It's been a while since I've looked at new Apache Kafka versions and features (Kafka 4. 0. 0 back in July/August 2025, just after we released 4. 0 as GA on our managed platform). There were lots of new additions in…...
Building the AI Cluster Health Summary: From raw metrics to clear signals
3+ mon, 3+ week ago (699+ words) January 21, 2026 | By Chris Carter The new AI Cluster Health Summary on the Instaclustr Console is designed to give you a concise, transparent reading of recent cluster state'the what and the why'so you can understand the health of any Net App…...
Introducing Kafka Client Telemetry: Centralized client metrics for Instaclustr Managed Apache Kafka
3+ week, 5+ day ago (146+ words) April 16, 2026 | By Varun Ghai Net App, a leading provider of fully managed open source data and workflow application solutions, is introducing a significant enhancement to its managed service Instaclustr for Apache Kafka. This new feature called Client Telemetry is designed…...
Understanding Open Search" vector field types'Part 1: knn_vector
4+ week, 11+ hour ago (686+ words) April 14, 2026 | By Ramya Ravi knn_vector enables developers to store machine learning embeddings and perform similarity search based on meaning rather than exact words, laying the groundwork for scalable semantic search. This is a developer-focused two-part series. Part 1 covers Open Search's knn_vector field…...