Scylla Blog

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Posts by Glauber Costa

Dec12

How Scylla Scaled to One Billion Rows a Second

Scylla is a highly scalable, highly performant NoSQL database. But just how fast can fast get? And what happens when you run it on a bare metal cloud like Packet? We set out to design a test that would showcase the combined abilities of Scylla as a database and Packet’s fastest instances.

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Dec5

Is Arm ready for server dominance?

AWS announced their new generation of Graviton2 System on a Chip (SoC), based on the Arm Neoverse N1 core. AWS claims they are much faster than their predecessors, a claim that we put to the test in this article.

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Nov20

Maximizing Performance via Concurrency While Minimizing Timeouts in Distributed Databases

For you to get the most out of your big data applications, let’s explore the effects of concurrency in distributed databases and provide you with tools to correctly configure your infrastructure for maximum performance, including client-side parallelism and timeout settings.

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Sep25

Isolating workloads with Systemd slices

ScyllaDB’s Glauber Costa explores cgroups and systemd, and how these can be used to define slices which can be used to protect database performance.

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Sep12

Migrating from DynamoDB to Scylla’s DynamoDB-compatible API

This article presents the extensions done to the Scylla Migrator to also support data movement between an existing DynamoDB installation and Scylla.

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Sep5

Time-Based Anti-Patterns for Caching Time-Series Data

In this article we will explore one IoT/time-series classical scenario in which knowledge of how the cache operates can mean the difference between a fully cached workload that will be fast, and a fully storage-bound workload that will of course perform much worse.

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May28

AWS new I3en Meganode – Bigger Nodes for Bigger Data

AWS new I3en Meganode - Bigger Nodes for Bigger Data

The I3en family is a class of instances clearly targeted at storage-intensive workloads, but CPUs are still needed to process that data. The largest of the I3en, i3en.24xlarge, ships with 48 cores of the Xeon Platinum 8175M, clocking at 2.50GHz.

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May17

The ZombieLoad Pragmatist: Tips for Surviving in a Post-Meltdown World

ZombieLoad Survival Guide

Security-conscientious developers and infrastructure maintainers can protect against side-channel attacks by minimizing the amount of shared infrastructure. This means VMs and Container infrastructure. This was always a theoretical concern, but the new flaws catapult this front and center to the main stage.

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May2

Going Head-to-Head: Scylla Cloud vs. Google Cloud Bigtable

Scylla Cloud vs. Bigtable

In this article, we will compare Scylla Cloud and Google Cloud Bigtable. We show that Scylla Cloud is one-fifth the cost of Cloud Bigtable under optimal conditions (perfect uniform distribution) and that when applied to Zipfian distribution, the difference grows to 25x.

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Mar27

Best Practices for Scylla Applications

Scylla Best Practices

So you heard about Scylla and its superior performance. Maybe you have experience with Apache Cassandra, and are wondering what parts of that experience will you reuse and what you may have to learn anew. Or maybe you’re coming from a totally different background and want to know how to make Scylla fit best into your application environment. In this article we will cover in detail ten basic principles that help users succeed with Scylla. Some of them are also applicable to Apache Cassandra, and some stand in contrast to Cassandra recommendations. Free your mind, and read on! 1. Monitor […]

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