DZone

JULY 20, 2023

In modern distributed computing systems, messaging has become an essential way of enabling different applications and systems to communicate with each other in a microservice architecture. Message queues and message brokers are two popular technologies used in messaging systems, but many people confuse or use the two terms interchangeably. In this article, we will explore the key differences between message queues and message brokers and provide an understanding of when and why you would use one

Architecture 242

Architecture Technology Technology Systems 242

Addy Osmani

JULY 20, 2023

We often romanticize the notion of programming, presenting it as an abstract form of art, a science, or even a form of magic. The truth, however, is much mor.

Code 98

Code Development Programming 98

DZone

JULY 20, 2023

The hype around blockchain technologies may have quieted, but the builders are still building. The toughest technical problems that kept blockchain from mass adoption over the past few years—slow and expensive transactions—are being solved by layer 2s. zkEVMs, and Linea in particular, are a key part of this solution. Let’s look at layer 2s on Ethereum—their architecture, why they are needed, what zkEVMs are and how they work, and the details of the new Linea mainnet release.

Blockchain 130

Blockchain Scalability Architecture Technology 130

Percona

JULY 20, 2023

It is very common to see many infrastructure layers standing between a PostgreSQL database and the Application server. The most common ones are connection poolers, load balancers, routers, firewalls, etc. We often forget or take for granted the network hops involved and the additional overhead it creates on the overall performance. But it could cause severe performance penalties in many cases and overall throughput deterioration.

Network 65

Network Performance Latency Servers 65

InfoQ

JULY 20, 2023

Microsoft recently announced the general availability (GA) of Azure Managed Lustre, a managed file system for high-performance computing (HPC) and AI workloads.

Azure 40

Azure Availability Systems Performance 40