InfoQ Homepage Key-Value Store Content on InfoQ
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AWS Announces Redis 7 Compatibility to Amazon ElastiCache for Redis
Recently AWS announced Redis 7 compatibility with Amazon ElastiCache for Redis, which brings several new features, such as Redis Functions, ACL improvements, and Sharded Pub/Sub.
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Momento Announces Serverless Cache Service
The startup Momento recently emerged from stealth mode launching a serverless cache. The new service is generally available and offers a highly available cache with an on-demand pricing model based on data transferred in/out.
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Amazon DynamoDB - Evolution of a Hyper-Scale Cloud Database Service: Akshat Vig at QCon SF 2022
Akshat Vig, a principal engineer in NoSQL databases at Amazon, spoke at QCon San Francisco about Amazon DynamoDB: Evolution of a Hyper-Scale Cloud Database Service. The talk was part of the "Architectures You've Always Wondered About" track.
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Netflix Builds a Custom High-Throughput Priority Queue Backed by Redis, Kafka and Elasticsearch
Netflix recently published how it built Timestone, a custom high-throughput, low-latency priority queueing system. They built it using open-source components such as Redis, Apache Kafka, Apache Flink and Elasticsearch. Engineers state that they made Timestone since they could not find an off-the-shelf solution that met all of its requirements.
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Grab Shared Its Experience in Designing Distributed Data Platform
GrabApp is an application that customers select and buy their daily needs from merchants. To be scalable and manageable the data platform and ingestion should be designed as a distributed, fault-tolerant. To design this data platform two classes of data stores are considered: OLTP and OLAP.
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Atlassian Exceeds 99.9999% of Availability Using Sidecars and Highly Fault-Tolerant Design
Atlassian recently published how it exceeded 99.9999% of availability with its Tenant Context Service. Atlassian achieved this high availability by implementing highly-autonomous client sidecars, able to proactively shield themselves from complete AWS region failures. Sidecars query multiple services concurrently to accomplish this goal and ensure that requests are entirely isolated internally.
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Google Updates its Cloud MemoryStore with Read Replicas, RDB Snapshots, and Flushless Updates
Recently, Google announced a few updates for its Cloud MemoryStore, a fully-managed in-memory store compatible with open-source Redis. These updates are generally available (GA) Read Replicas, RDB (Redis database) snapshots in preview, and the launch of the flushless update for basic tier instances.
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Airbnb Open Sources Ottr: a Serverless Public Key Infrastructure Framework
Airbnb announced that it has open-sourced Ottr, a serverless public key infrastructure framework developed in-house. Ottr handles end-to-end certificate rotations without the use of an agent. Ottr's primary design goal is to be a scalable and configurable serverless framework on AWS with little operational overhead or reliance on enrollment protocols.
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How Pinterest Scaled up Its Ad-Serving Architecture
On the Pinterest Engineering Blog, Nishant Roy wrote about their strategy to overcome a scaling problem with their ad corpus. Their existing solution had hit its scaling limit, but further growth was necessary. Its redesign offloaded the ad index to a key-value store and optimised garbage collection in their Go applications to increase their ad corpus size by a factor of 60.
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ZippyDB: the Architecture of Facebook’s Strongly Consistent Key-Value Store
Facebook Engineering recently published how it built its general-purpose key-value store, known as ZippyDB. ZippyDB is Facebook's biggest key-value store, which has been in production for more than six years. It offers flexibility to applications in terms of tunable durability, consistency, availability, and latency guarantees.
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AWS Announces the General Availability of Amazon MemoryDB for Redis
Recently, AWS announced the general availability of Amazon MemoryDB for Redis, a new Redis-compatible, durable, in-memory database. The new database service is intended for applications that require microsecond read and single-digit millisecond write performance with data durability and high availability.
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.NET News Roundup - Week of April 12th, 2021
It's been a busy week for the .NET community, with the release of new Visual Studio previews (Windows and Mac), updates to .NET Core 3.1 and 2.1, new releases from the Azure team, and more. InfoQ examined these and a number of smaller stories in the .NET ecosystem from the week of April 12th, 2021.
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GitHub Scales Its Rate Limiter Using Redis
Yesterday GitHub engineer Robert Mosolgo posted a detailed account of how GitHub scaled the GitHub API with a sharded, replicated rate limiter in Redis. GitHub migrated from an older Memcached-based rate limiter to a Redis-based one. According to Mosolgo, the new implementation has improved reliability, fixed issues for clients, and reduced GitHub's support load.
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Distributed Key-Value Store etcd Graduates at CNCF
The CNCF announced the graduation of the etcd project - a distributed key-value store used by many open source projects and companies. Originally written at CoreOS, etcd was accepted into the CNCF incubation stage in 2018 and graduated in November 2020.
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Microsoft Announces Zone Redundancy for Azure Cache for Redis in Preview
Recently Microsoft announced that Azure Cache for Redis would support multiple availability zones, expanding the availability and resiliency. The update to the service means customers can significantly enhance the availability of their Azure Cache for Redis instance.