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Scylla Developer Hackathon: Rust Driver
Scylla’s internal developer conference and hackathon this past year was a lot of fun and very productive. One of the projects we put our efforts into was a new shard-aware Rust driver. We’d like to...
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Expedia Group: Our Migration Journey to Scylla
Expedia Group, the multi-billion-dollar travel brand, presented at our recent Scylla Summit 2021 virtual event. Singaram “Singa” Ragunathan and Dilip Kolosani presented their technical challenges, and...
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Prometheus Backfilling: Recording Rules and Alerts
For many Prometheus users using recording rules and alerts, a known issue is how both are only generated on the fly at runtime. This limitation has two downsides. First of all, any new recording rule...
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Scylla University: New Lessons for February 2021
In my previous blog post, I wrote about the top students for 2020, the Scylla Summit Training Day, getting course completion certificates, and other news. In this blog post I’ll talk about new lessons...
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Project Circe February Update
Project Circe is our 2021 initiative to improve Scylla by adding greater capabilities for consistency, performance, scalability, stability, manageability and ease of use. For this installment of our...
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Best Practices for Benchmarking Scylla
Benchmarking is hard. Or, I should say, doing a good, properly set up and calibrated, objective, and fair job of benchmarking is hard. It is hard because there are many moving parts and nuances you...
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Making Shard-Aware Drivers for CDC
Change Data Capture (CDC) is a feature that allows users to track and react to changes in their dataset. CDC became production ready (GA) in Scylla Open Source 4.3. Scylla’s implementation of CDC...
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QOMPLX: Using Scylla with JanusGraph for Cybersecurity
QOMPLX is a company dedicated to solving complex problems, such as tackling the daunting world of cybersecurity. In this domain you need to be able to support a data model capable of rapid and...
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Zillow: Optimistic Concurrency with Write-Time Timestamps
Dan Podhola is a Principal Software Engineer at Zillow, the most-visited real estate website in the U.S. He specializes in performance tuning of high-throughput backend database services. We were...
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A Shard-Aware Scylla C/C++ Driver
We are happy to announce the first release of a shard-aware C/C++ driver (connector library). It’s an API-compatible fork of Datastax cpp-driver 2.15.2, currently packaged for x86_64 CentOS 7 and...
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Kiwi.com: Nonstop Operations with Scylla Even Through the OVHcloud Fire
Disasters can strike any business on any day. This particular disaster, a fire at the OVHcloud Strasbourg datacenter, struck recently and the investigation and recovery are still ongoing. This is an...
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Scylla University Live
Following on the success of our online 2021 Scylla Summit Training Day, we will host our first-ever Scylla University Live event. Featuring helpful new coursework, Scylla University Live will take...
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Scylla Open Source Release 4.4
The Scylla team is pleased to announce the release of Scylla Open Source 4.4, a production-ready release of our open source NoSQL database. Scylla is an open source, NoSQL database with superior...
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Project Circe March Update
Springtime is here! It’s time for our monthly update on Project Circe, our initiative to make Scylla into an even more monstrous database. Monstrously more durable, stable, elastic, and performant. In...
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Scylla’s New IO Scheduler
As any other computational resource, disks are limited in the speed they can provide. This speed is typically measured as a 2-dimensional value measuring Input/Output Operations per Second (IOPS) and...
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Capacity Planning with Style
Scylla Cloud now offers a new Scylla Cloud Calculator to help you estimate your costs based on your database needs. While it looks like a simple tool, anyone steeped in the art of database capacity...
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Load Balancing in Scylla Alternator
In a previous post, Comparing CQL and the DynamoDB API, I introduced Scylla — an open-source distributed database which supports two popular NoSQL APIs: Cassandra’s query language (CQL) and Amazon’s...
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FullContact: Improving the Graph by Transitioning to Scylla
In 2020, FullContact launched our Resolve product, backed by Cassandra. Initially, we were eager to move from our historical database HBase to Cassandra with its promises for scalability, high...
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Getting the Most out of Scylla University LIVE
We are thrilled to see how many people have pre-registered for our upcoming Scylla University LIVE event on April 22, 2021. To help you get the most out of your experience, I’ll add some links to...
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On Coordinated Omission
Many of us have heard of Coordinated Omission (CO), but few understand what it means, how to mitigate the problem, and why anyone should bother. Or, perhaps, this is the first time you have heard of...
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