DZone

OCTOBER 26, 2023

My first encounter with this monitoring system was in 2014 when I joined a project where Zabbix was already in use for monitoring network devices (routers, switches). Over the course of five years, while working on the project, we went through several system upgrades until we finally transitioned to Zabbix 4.0

Monitoring 268

Monitoring Systems DevOps Virtualization 268

Dynatrace

MAY 19, 2023

For cloud operations teams, network performance monitoring is central in ensuring application and infrastructure performance. If the network is sluggish, an application may also be slow, frustrating users. Worse, a malicious attacker may gain access to the network, compromising sensitive application data.

Network 221

Network Monitoring Performance Traffic 221

Scalegrid

FEBRUARY 8, 2024

A distributed storage system is foundational in today’s data-driven landscape, ensuring data spread over multiple servers is reliable, accessible, and manageable. This guide delves into how these systems work, the challenges they solve, and their essential role in businesses and technology.

Storage 130

Storage Systems Big Data Azure 130

The Netflix TechBlog

JUNE 7, 2021

By Alok Tiagi , Hariharan Ananthakrishnan , Ivan Porto Carrero and Keerti Lakshminarayan Netflix has developed a network observability sidecar called Flow Exporter that uses eBPF tracepoints to capture TCP flows at near real time. Without having network visibility, it’s difficult to improve our reliability, security and capacity posture.

Network 325

Network Transportation AWS Cloud 325

The Netflix TechBlog

FEBRUARY 18, 2022

To this end, we developed a Rapid Event Notification System (RENO) to support use cases that require server initiated communication with devices in a scalable and extensible manner. In this blog post, we will give an overview of the Rapid Event Notification System at Netflix and share some of the learnings we gained along the way.

Systems 334

Systems Traffic Architecture Mobile 334

Dynatrace

OCTOBER 10, 2023

EdgeConnect provides a secure bridge for SaaS-heavy companies like Dynatrace, which hosts numerous systems and data behind VPNs. In this hybrid world, IT and business processes often span across a blend of on-premises and SaaS systems, making standardization and automation necessary for efficiency.

Systems 225

Systems Efficiency Internet Internet 225

DZone

JUNE 30, 2020

JMeter Netconf Plug-in and Network Service Automation. Network service automation-related requirements are usually realized by means of commercial or open-source network orchestrator or controller software system. JMeter Netconf plug-in implementation includes two modules.

Network 246

Network Open Source Engineering Software 246

DZone

JANUARY 17, 2023

Building performant services and systems is at the core of every business. Growing organizations, in the process of upscaling their services, unintentionally introduce complexities into the system. Tons of technologies emerge daily, promising capabilities that help you surpass your performance benchmarks.

Network 300

Network Benchmarking Performance Infrastructure 300

DZone

MARCH 27, 2023

Apache Spark is an open-source distributed computing system designed for large-scale data processing. What Is Apache Spark? It was developed at the University of California, Berkeley's AMPLab, and is now maintained by the Apache Software Foundation.

Network 177

Network Open Source Programming Design 177

Dynatrace

SEPTEMBER 8, 2022

Log management is an organization’s rules and policies for managing and enabling the creation, transmission, analysis, storage, and other tasks related to IT systems’ and applications’ log data. Distributed cloud systems are complex, dynamic, and difficult to manage without the proper tools. What is log management?

Systems 189

Systems Cloud Analytics DevOps 189

Dynatrace

NOVEMBER 22, 2022

The nirvana state of system uptime at peak loads is known as “five-nines availability.” In its pursuit, IT teams hover over system performance dashboards hoping their preparations will deliver five nines—or even four nines—availability. How can IT teams deliver system availability under peak loads that will satisfy customers?

Infrastructure 188

Infrastructure Availability Systems Retail 188

DZone

JULY 5, 2023

While load testing may sound like an esoteric domain exclusive to software engineers or network administrators, it is, in fact, a silent superhero in our increasingly digital world. Let's dive into the world of load testing, examining its significance in our digital lives and how it impacts the software and systems we interact with daily.

Systems 109

Systems Testing Software Engineering Performance 109

The Netflix TechBlog

MAY 26, 2020

Without having network visibility, it’s not possible to improve our reliability, security and capacity posture. Network Availability: The expected continued growth of our ecosystem makes it difficult to understand our network bottlenecks and potential limits we may be reaching. 43416 5001 52.213.180.42

Network 150

Network Tuning AWS Big Data 150

Dotcom-Montior

NOVEMBER 24, 2021

There was a time when standing up a website or application was simple and straightforward and not the complex networks they are today. Web developers or administrators did not have to worry or even consider the complexity of distributed systems of today. Great, your system was ready to be deployed. What is a Distributed System?

Systems 74

Systems Monitoring Hardware Network 74

DZone

FEBRUARY 8, 2022

Any service provider tries to reach several metrics in their activity. One group of these metrics is service quality. Quality metrics contain: The ratio of successfully processed requests. Distribution of processing time between requests. Number of requests dependent curves.

Network 246

Network Hardware Metrics Processing 246

ACM Sigarch

DECEMBER 19, 2022

When I worked at Google, fleet-wide profiling revealed that 25-35% of all CPU time was spent just moving bytes around: memcpy, strcmp, copying between user and kernel buffers in network and disk I/O, hidden copy-on-write in soft page faults, checksumming, compressing, decrypting, assembling/disassembling packets and HTML pages, etc.

Design 145

Design Systems Cache Network 145

Dynatrace

JUNE 7, 2019

Q: Is there a plan to support more operating systems? Support for newer versions of these systems will be introduced as well. Q: Do I need a special network configuration, opening non-standard ports and/or whitelisting some addresses? A: It all depends on your internal network architecture.

Network 160

Network Monitoring Servers Hardware 160

Percona

JULY 20, 2023

We often forget or take for granted the network hops involved and the additional overhead it creates on the overall performance. TCP/IP connection, triggered me to write about other aspects of network impact on performance. How to detect and measure the impact There is no easy mechanism for measuring the impact of network overhead.

Network 61

Network Performance Latency Servers 61

Particular Software

JUNE 28, 2021

From Udi Dahan's free Distributed Systems Design Fundamentals video course Semantic interoperability The true challenge of non-homogenous networks lies in semantic interoperability. Consider for a moment a software system for a hospital emergency room. Thus, in the hospital ER system, birthdate is a nullable field.

Network 98

Network Java Google Design 98

High Scalability

FEBRUARY 19, 2021

This means a system that is not merely available but is also engineered with extensive redundant measures to continue to work as its users expect. Fault tolerance The ability of a system to continue to be dependable (both available and reliable) in the presence of certain component or subsystem failures.

Engineering 215

Engineering Systems Scalability Availability 215

DZone

SEPTEMBER 14, 2023

With the advent of cloud computing, managing network traffic and ensuring optimal performance have become critical aspects of system architecture. Amazon Web Services (AWS), a leading cloud service provider, offers a suite of load balancers to manage network traffic effectively for applications running on its platform.

AWS 258

AWS Traffic Network Architecture 258

DZone

JUNE 25, 2019

It’s really scary knowing that such corruptions are happening in the memory of our computers and servers – that is before they even reach the network and storage portions of the stack. Let’s assume for a moment that your data survives its many passes through a system’s DRAM and emerges intact. The Error-Prone Data Trail.

Storage 145

Storage Systems Transportation Network 145

DZone

DECEMBER 11, 2023

HAProxy is one of the cornerstones in complex distributed systems, essential for achieving efficient load balancing and high availability. This open-source software, lauded for its reliability and high performance, is a vital tool in the arsenal of network administrators, adept at managing web traffic across diverse server environments.

Servers 257

Servers Traffic Games Open Source 257

DZone

NOVEMBER 16, 2023

In this article, we will explore one of the most common and useful resilience patterns in distributed systems: the circuit breaker. The circuit breaker is a design pattern that prevents cascading failures and improves the overall availability and performance of a system. What Is a Circuit Breaker?

Latency 258

Latency Network Database Monitoring 258

DZone

JUNE 6, 2023

Sometimes, it is necessary to examine the behavior of a system to determine which process has utilized its resources, such as memory or CPU time. These resources are often scarce and may not be easily replenished, making it important for the system to record its status in a file. This is atop.

Network 257

Network Monitoring Systems Processing 257

Dynatrace

FEBRUARY 12, 2024

The OMB memo states that agencies must meet specific goals based on the five pillars of the Cybersecurity and Infrastructure Security Agency (CISA) Zero Trust Maturity Model : identity, devices, networks, applications/workloads, and data. A quick refresher: what is zero trust?

Government 184

Government Analytics Network Traffic 184

Dynatrace

OCTOBER 23, 2023

Microsoft Hyper-V is a virtualization platform that manages virtual machines (VMs) on Windows-based systems. It enables multiple operating systems to run simultaneously on the same physical hardware and integrates closely with Windows-hosted services. This leads to a more efficient and streamlined experience for users.

Efficiency 219

Efficiency Virtualization Hardware Performance 219

Dynatrace

MARCH 20, 2024

Application security monitoring is the practice of monitoring and analyzing applications or software systems to detect vulnerabilities, identify threats, and mitigate attacks. Forensics focuses on the systemic investigation and analysis of digital evidence to determine root causes.

Monitoring 217

Monitoring Analytics Traffic Best Practices 217

DZone

JULY 11, 2023

Artificial Intelligence: Definition and Practical Applications Artificial intelligence (AI) refers to the development of computer systems that can perform tasks that typically require human intelligence.

Artificial Intelligence 109

Artificial Intelligence Healthcare Network Transportation 109

DZone

SEPTEMBER 5, 2023

Kerberos is a secure authentication protocol for networked systems. The protocol provides secure authentication of users and services, allowing them to communicate over an insecure network such as the Internet. It was developed at the Massachusetts Institute of Technology (MIT) and was first released in the 1980s.

Internet 251

Internet Internet Network Servers 251

Dynatrace

MARCH 13, 2024

The Network and Information Systems 2 (NIS2) Directive, which goes into effect in Oct 2024, aims to enhance the security of network and information systems throughout the EU. NIS2 is an evolution of the Network and Information Systems (NIS) Security Directive, which has been in effect since 2016.

Best Practices 233

Best Practices Education Strategy Analytics 233

DZone

OCTOBER 20, 2023

Securing software systems ' dependability and resilience has grown to be of the utmost importance in a world driven by technology, where software systems are becoming more complex and interconnected. But chaos engineering stands out for its exceptional capacity to identify weaknesses and proactively fortify systems.

Engineering 246

Engineering Strategy Network Technology 246

The Morning Paper

NOVEMBER 10, 2019

Snap: a microkernel approach to host networking Marty et al., This paper describes the networking stack, Snap , that has been running in production at Google for the last three years+. Pony Express, as we saw earlier, is a ground-up implementation of networking primitives. SOSP’19. Enter Google! It reminds me of ZeroMQ.

Network 92

Network Transportation Latency Entertainment 92

Dynatrace

APRIL 15, 2024

Critical infrastructure and services refer to the systems, facilities, and assets vital for the functioning of society and the economy. This capability allows teams can detect and resolve issues to keep systems ¾ including critical infrastructure and services ¾ efficient and reliable, and citizens satisfied.

Infrastructure 214

Infrastructure Efficiency Government Transportation 214

DZone

OCTOBER 10, 2023

Efficient device management allows organizations to handle this vast network without hitches. Core Functions of IoT Device Management Provisioning and authentication : This is the initial phase, where a device is introduced into the system. Secure cryptographic methods establish its identity and grant it access to the network.

IoT 298

IoT Internet Internet Network 298

DZone

FEBRUARY 9, 2024

A privileged user is someone who has been granted elevated permissions to access certain data, applications, or systems within an organization. These users are typically IT admins who require these privileges to perform their job duties, such as system administrators, database administrators , and network engineers.

Strategy 183

Strategy Architecture Network Database 183

Testlodge

NOVEMBER 1, 2021

” Destructive testing is a method that uses the system in a way other than intended to make the software program deliberately fail. How the system responds is then analyzed. Other tools are automated that let the tester fuzz test the system using fault injection techniques. Data-Driven Tools. Automated Tools.

Systems 81

Systems Testing Software Software 81