Instaclustr Blog Archive
2025
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- OpenSearch
OpenSearch® version 3.0 is here! What’s new and shiny in this major release
This post explores the new functionality and performance gains offered by the release of OpenSearch 3.0.
Learn MoreKassian WrenMay 06, 2025 -
- ClickHouse
Boost ClickHouse performance with mark cache: A complete guide
In this blog, we will explore what the ClickHouse mark cache is, how it works, its use cases, ways to monitor it, and best practices for its efficient configuration.
Learn MoreVikas KumarMay 06, 2025 -
- Apache Kafka
- Feature Releases
Simplify data streaming from Apache Kafka® to search with the OpenSearch® sink connector
This blog explores what the sink configuration settings mean from an OpenSearch lens and walks you through the necessary steps to take to ensure your cluster can handle the incoming data efficiently.
Learn MoreKassian WrenMay 05, 2025 -
- Dev Rel
- Open Source
Instaclustr and the Apache Cassandra® project: A continuing commitment to open source
Apache Cassandra: Our original adventure in open source When we founded Instaclustr over a decade ago, we began with a single open source project: Apache Cassandra. Since then we have expanded into other Apache Software Foundation (ASF)-sponsored projects like Apache Kafka®, Kafka® Connect, and Apache ZooKeeper™. But Cassandra has always remained a core part of...
Learn MoreGreg BrownApril 11, 2025 -
- Apache Cassandra
- Dev Rel
- Open Source
CEP-24 Behind the scenes: Developing Apache Cassandra®’s password validator and generator
Introduction: The need for an Apache Cassandra® password validator and generator Here’s the problem: while users have always had the ability to create whatever password they wanted in Cassandra–from straightforward to incredibly complex and everything in between–this ultimately created a noticeable security vulnerability. While organizations might have internal processes for generating secure passwords that adhere...
Learn MoreStefan MiklosovicApril 09, 2025 -
- Feature Releases
- News
- Open Source
- Technical
Product update: April 2025
Major Announcements ClickHouse® Instaclustr for ClickHouse® available in Preview on Azure Instaclustr for ClickHouse® is now available in Preview on Azure, following our recent ClickHouse GA release on AWS in November 2024. ClickHouse, an open source, column-oriented DBMS, is ideal for real-time analytics, log analysis, and machine learning. The Preview release includes features such as...
Learn MoreInstaclustrApril 08, 2025 -
- Apache Kafka
- Dev Rel
How to size Apache Kafka® clusters for Tiered Storage: Part 3
A Kafka performance model for SSDs/EBS, network, IO, and now—storage! In my previous series on Apache Kafka® Tiered Storage, we explored how Kafka storage works, including the new Tiered Storage architecture which allows potentially more data to be stored in remote storage (e.g. AWS S3) for less money. And in Part 3 specifically, we explored...
Learn MorePaul BrebnerApril 01, 2025 -
- Featured Blogs
- Open Source
The power of managed open source software for business success
Managed data infrastructure platforms are becoming essential for enterprises as they tackle the increasing adoption of open source software, rapid application development (including AI-enabled applications), and exponential data growth. A 2024 IDC survey highlights that 96% of businesses utilize open source, with 67% prioritizing it as critical to operations, making simplification and scalability vital. By...
Learn MoreMichael ReynoldsMarch 21, 2025