InfoQ Homepage Performance Content on InfoQ
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Slack Migrates to Cell-Based Architecture on AWS to Mitigate Gray Failures
Slack migrated most of the critical user-facing services from a monolithic to a cell-based architecture over the last 1.5 years. The move was triggered by the impact of networking outages affecting a single availability zone, causing user-impacting service degradation. The new architecture allows incrementally draining all the traffic away from the affected availability zone within 5 minutes.
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Java News Roundup: Final JEP Drafts, Payara 2024 Roadmap, TornadoVM Plugin for IntelliJ
This week's Java roundup for January 8th, 2024 features news highlighting: JEP drafts for final versions of OpenJDK features String Templates and Implicitly Declared Classes and Instance Main Methods; the Payara Platform 2024 roadmap; and a new TornadoVM plugin for IntelliJ IDEA.
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Amazon CloudWatch Alarms Can Now Directly Trigger Lambda Functions
AWS recently announced that Amazon CloudWatch alarms now support AWS Lambda functions as an action for state changes. This new feature enables developers to automate remediation actions when detecting an unhealthy resource.
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lastminute.com Improves Search Scalability Using Microservices with RabbitMQ and Redis
The team at lastminute.com rearchitected the search result aggregation process by breaking up the single service into multiple ones and introducing asynchronous integration. Developers used RabbitMQ for messaging and Redis for storing results from data suppliers. The revised architecture improved scalability and deployability and reduced resource utilization.
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Griffin 2.0: Instacart Revamps Its Machine Learning Platform
Instacart created the next-generation platform based on experiences using the original Griffin machine-learning platform. The company wanted to improve user experience and help manage all ML workloads. The revamped platform leverages the latest developments in MLOps and introduces new capabilities for current and future applications.
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Zendesk Moves from DynamoDB to MySQL and S3 to Save over 80% in Costs
Zendesk reduced its data storage costs by over 80% by migrating from DynamoDB to a tiered storage solution using MySQL and S3. The company considered different storage technologies and decided to combine the relational database and the object store to strike a balance between querybility and scalability while keeping the costs down.
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Why LinkedIn chose gRPC+Protobuf over REST+JSON: Q&A with Karthik Ramgopal and Min Chen
LinkedIn announced that it would be moving to gRPC with Protocol Buffers for the inter-service communication in its microservices platform, where previously an open-source Rest.li framework was used with JSON as a primary serialization format. InfoQ contacted Karthik Ramgopal and Min Chen to learn more about the decision and company motivations behind it.
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Java News Roundup: JHipster 8.1, Piranha Cloud 23.12, Open Liberty 23.0.0.12, Tomcat Releases
This week's Java roundup for December 11th, 2023, features news highlighting: OpenJDK early access releases, Open Liberty 23.0.0.12, Infinispan 15.0.0-Dev06, JHipster 8.1.0, Piranha 23.12.0, Apache Tomcat 11.0.0-M15, 10.1.17, 9.0.84 and 8.5.97 and the debut of the Payara Virtual Conference.
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AWS Improves Kubernetes Monitoring with New Enhanced Observability for Amazon EKS
AWS has released several monitoring and observability-themed improvements. The releases include Amazon CloudWatch Container Insights with Enhanced Observability for Amazon EKS on EC2 a fully managed service that provides visibility into containerized workloads. Other releases include a new Amazon Managed Service for Prometheus collector and Amazon Managed Grafana community plugins.
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Amazon ElastiCache Serverless: a New Option for Scaling Cache Capacity Instantly
AWS recently announced the general availability of Amazon ElastiCache Serverless, a new serverless option allowing users to quickly create a cache and instant scale capacity based on application traffic patterns. In addition, the serverless option is compatible with open-source caching solutions Redis and Memcached.
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Automated Horizontal Scaling with Amazon Aurora Limitless Database
AWS recently announced the preview of Amazon Aurora Limitless Database, a new capability supporting automated horizontal scaling to process millions of write transactions per second and manage petabytes of data in a single Aurora database.
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Addressing Orphaned Pods on Netflix’s Titus Container Platform
Netflix's engineering team disclosed the investigation, identification, and resolution of the issue about "orphaned" pods causing inconvenience to engineers on Titus, shedding light on the journey from kernel panics to Kubernetes (k8s) and ultimately providing operators with the tools to understand why nodes are going away
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LinkedIn Migrates Espresso to HTTP2 and Reduces Connections by 88% and Latency by 75%
LinkedIn was able to dramatically improve the scalability and performance of its Espresso database by migrating it from HTTP1.1 to HTTP2, resulting in a reduction in the number of connections, latency, and garbage collection times. To achieve these gains, the team had to optimize the Netty’s default HTTP2 stack to make it fit their needs.
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How HubSpot Uses Apache Kafka Swimlanes for Timely Processing of Workflow Actions
HubSpot adopted routing messages over multiple Kafka topics (called swimlanes) for the same producer to avoid the build-up in the consumer group lag and prioritize the processing of real-time traffic. Using a combination of automatic and manual detection of traffic spikes, the company ensures the majority of customers’ workflows execute without delays.
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OpenTelemetry Logging Marked Stable: Morgan McLean at KubeCon NA
Logging is a core capability of applications today. OpenTelemetry (OTel) has stabilized logging as another available signal within the project. OTel Logging offers improvements to traditional logging.