The Netflix TechBlog

NOVEMBER 9, 2022

A quick canary test was free of errors and showed lower latency, which is expected given that our standard canary setup routes an equal amount of traffic to both the baseline running on 4xl and the canary on 12xl. Luckily, the m5.12xl instance type exposes a set of core PMCs (Performance Monitoring Counters, a.k.a.

Hardware 363

Hardware Cache Performance Latency 363

Percona

AUGUST 22, 2023

We’ll wrap it up by suggesting high availability open source solutions, and we’ll introduce you to support options for ensuring continuous high performance from your systems. Load balancing: Traffic is distributed across multiple servers to prevent any one component from becoming overloaded. What is fault tolerance?

Availability 77

Availability Hardware Open Source Database 77

Percona

JANUARY 3, 2024

ProxySQL is a high-performance SQL proxy that runs as a daemon watched by a monitoring process. The daemon accepts incoming traffic from MySQL clients and forwards it to backend MySQL servers. These include runtime parameters, server grouping, and traffic-related settings. sec) File /var/lib/proxysql/proxybkp.cnf is saved.

Traffic 107

Traffic Hardware Cache Servers 107

Scalegrid

FEBRUARY 8, 2024

Key Takeaways Distributed storage systems benefit organizations by enhancing data availability, fault tolerance, and system scalability, leading to cost savings from reduced hardware needs, energy consumption, and personnel. They maintain fault tolerance and redundancy by replicating this information throughout various nodes in the system.

Storage 130

Storage Systems Big Data Azure 130

KeyCDN

FEBRUARY 22, 2023

The goal of WebAssembly is to execute at native speeds by taking advantage of common hardware features available on a variety of platforms. With cloud-based infrastructure, organizations can easily scale their web applications to handle increased traffic or demand without the need for expensive hardware upgrades.

Artificial Intelligence 111

Artificial Intelligence Development Serverless Website 111

Dynatrace

JULY 8, 2019

or “How will performance be accurate if the machine is not physical?” When we wanted to add a location, we had to ship hardware and get someone to install that hardware in a rack with power and network. Hardware was outdated. Fixed hardware is a single point of failure – even when we had redundant machines.

Cloud 201

Cloud Hardware Testing Logistics 201

Dynatrace

APRIL 30, 2021

He joined us at Perform 2021 to share his experience, highlighting why automatic and intelligent observability and AIOps are crucial. First, he pointed to the infrastructure monitoring capabilities as critical to understanding the impact of hardware failures. SAP makes observability a first-class citizen.

Retail 241

Retail Cloud Monitoring Hardware 241

The Morning Paper

NOVEMBER 14, 2019

Taiji: managing global user traffic for large-scale internet services at the edge Xu et al., It’s another networking paper to close out the week (and our coverage of SOSP’19), but whereas Snap looked at traffic routing within the datacenter, Taiji is concerned with routing traffic from the edge to a datacenter. SOSP’19.

Traffic 42

Traffic Internet Internet Latency 42

Dynatrace

NOVEMBER 22, 2022

For retail organizations, peak traffic can be a mixed blessing. While high-volume traffic often boosts sales, it can also compromise uptimes. In its pursuit, IT teams hover over system performance dashboards hoping their preparations will deliver five nines—or even four nines—availability.

Infrastructure 182

Infrastructure Availability Systems Retail 182

Percona

MAY 1, 2023

Default settings can help you get started quickly – but they can also cost you performance and a higher cloud bill at the end of the month. I’ll show you some MySQL settings to tune to get better performance, and cost savings, with AWS RDS. Want to save money on your AWS RDS bill? The settings might not be optimal.

AWS 117

AWS Hardware Storage Tuning 117

Percona

JUNE 22, 2023

Defining high availability In general terms, high availability refers to the continuous operation of a system with little to no interruption to end users in the event of hardware or software failures, power outages, or other disruptions. Load balancers can detect when a component is not responding and put traffic redirection in motion.

Availability 105

Availability Database Open Source Hardware 105

Percona

AUGUST 8, 2023

Or worse yet, sometimes I get questions about regaining normal operations after a traffic increase caused performance destabilization. But we can discuss common bottlenecks, how to assess them, and have a better understanding as to why proactive monitoring is so important when it comes to responding to traffic growth.

Traffic 87

Traffic Cache Monitoring Database 87

Alex Russell

MARCH 6, 2021

Back in 2016, I gave a talk outlining the causes and effects of the terrible performance of web apps built using popular tools on the fastest-growing device segment: low-end to mid-range Android phones. Poor performance has a compound effect on user expectations at an ecosystem level. Live by the link, die by the link.

Performance 124

Performance Network Cache Metrics 124

The Netflix TechBlog

AUGUST 30, 2021

Complementing the hardware is the software on the RAE and in the cloud, and bridging the software on both ends is a bi-directional control plane. When a new hardware device is connected, the Local Registry detects and collects a set of information about it, such as networking information and ESN.

Latency 213

Latency Traffic Transportation Hardware 213

Percona

AUGUST 30, 2023

In general terms, here are potential trouble spots: Hardware failure: Manufacturing defects, wear and tear, physical damage, and other factors can cause hardware to fail. heat) can damage hardware components and prompt data loss. Human mistakes: Incorrect configuration is an all-too-common cause of hardware and software failure.

Database 85

Database Hardware Open Source Strategy 85

The Morning Paper

NOVEMBER 15, 2020

When used in prevention mode (IPS), this all has to happen inline over incoming traffic to block any traffic with suspicious signatures. In fact, whatever module of Snort you try to offload to a hypothetical infinitely fast accelerator, you can never get close to the performance targets of Pigasus.

Servers 128

Servers Hardware Latency Design 128

Percona

SEPTEMBER 1, 2023

Scalability is a significant concern, as databases must handle growing data volumes and user demands while maintaining peak performance. Horizontal scaling enhances performance and capacity as the workload is shared across multiple machines, reducing the risk of a single point of failure.

Best Practices 70

Best Practices Traffic Database Hardware 70

Scalegrid

APRIL 16, 2020

Each of these models is suitable for production deployments and high traffic applications, and are available for all of our supported databases, including MySQL , PostgreSQL , Redis™ and MongoDB® database ( Greenplum® database coming soon). This can result in significant cost savings for high traffic applications. Reserved Instances.

Cloud 242

Cloud Azure AWS Database 242

Percona

JUNE 12, 2023

The immediate (working) goal and requirements of HA architecture The more immediate (and “working” goal) of an HA architecture is to bring together a combination of extensions, tools, hardware, software, etc., Load balancing : Traffic is distributed across multiple servers to prevent any one component from becoming overloaded.

Architecture 94

Architecture Availability Open Source Healthcare 94

Dotcom-Montior

JUNE 15, 2020

Essentially, all traffic between China and the rest of the world goes through a few national level and a handful of core level access points in different regions. The censorship and monitoring of internet have evolved from anti-virus-like and firewall software to hardware security patches for all devices that uses internet.

Monitoring 52

Monitoring Performance Artificial Intelligence Internet 52

Dynatrace

AUGUST 30, 2019

Digital Performance: 99% reduction in Response Time, from 18.2s Reducing CPU Utilization to now only consume 15% of initially provisioned hardware. Dynatrace Real User Monitoring (RUM) captures very detailed user behavior, as well as experience and performance information, about every user on your applications.

Cache 197

Cache Database Architecture Government 197

Smashing Magazine

JANUARY 11, 2021

Front-End Performance Checklist 2021. Front-End Performance Checklist 2021. This guide has been kindly supported by our friends at LogRocket , a service that combines frontend performance monitoring , session replay, and product analytics to help you build better customer experiences. Web performance is a tricky beast, isn’t it?

Performance 145

Performance Cache Media Metrics 145

Percona

NOVEMBER 9, 2023

Applications can be horizontally scaled with Kubernetes by adding or deleting containers based on resource allocation and incoming traffic demands. It distributes the load among containers and nodes automatically, ensuring that your application can handle any spike in traffic without the need for manual intervention from an IT staff.

Efficiency 100

Efficiency Cloud Healthcare Open Source 100

Dotcom-Montior

MAY 12, 2020

Web monitoring is a comprehensive term that describes the activity of testing a website or web application for its availability and performance. Each operation performed by the client will be taken as a web request and the result will be a full page reload at the client-side. Hardware resources. Performance during a load.

Monitoring 63

Monitoring Entertainment Hardware Latency 63

Dynatrace

MAY 1, 2020

This is especially the case with microservices and applications created around multiple tiers, where cheaper hardware alternatives play a significant role in the infrastructure footprint. Host performance measures. For details on available metrics, see host performance monitoring. Automatic updates of all monitoring modules.

Java 133

Java Hardware Tuning Metrics 133

Randon ASCII

JANUARY 12, 2022

That meant I started having regular meetings with the hardware engineers who were working with IBM on the CPU which gave me even more expertise on this CPU, which was critical in helping me discover a design flaw in one of its instructions , and in helping game developers master this finicky beast. So, anyway. I wrote a lot of benchmarks.

Cache 126

Cache Latency Benchmarking Hardware 126

Dynatrace

NOVEMBER 29, 2022

The purpose of infrastructure as code is to enable developers or operations teams to automatically manage, monitor, and provision resources, rather than manually configure discrete hardware devices and operating systems. Proactively manage web and mobile applications based on user experience or traffic. Register now!

Infrastructure 172

Infrastructure Code Cloud DevOps 172

Scalegrid

JANUARY 5, 2024

The DBMS is key to maintaining these aspects by offering a storage system that allows users to perform operations such as data insertion, deletion, and selection, thereby promoting enhanced data integration across diverse applications and platforms. Practical Applications of DBMS DBMS finds practical applications in various fields.

Efficiency 147

Efficiency Storage Database Scalability 147

The Morning Paper

OCTOBER 4, 2020

Understanding operational 5G: a first measurement study on its coverage, performance and energy consumption , Xu et al., Here the first finding was that the current strategy for determining when to hand-off has a 25% probability of worsening your link performance after handover. Application performance. SIGCOMM’20.

Energy 130

Energy Latency Performance Network 130

Percona

FEBRUARY 24, 2023

Figure 1: PMM Home Dashboard From the Amazon Web Services (AWS) documentation , an instance is considered over-provisioned when at least one specification of your instance, such as CPU, memory, or network, can be sized down while still meeting the performance requirements of your workload and no specification is under-provisioned.

Cloud 117

Cloud Serverless AWS Storage 117

Scalegrid

JANUARY 25, 2024

Redis® is an in-memory database that provides blazingly fast performance. This makes it a compelling alternative to disk-based databases when performance is a concern. You might already use ScaleGrid hosting for Redis hosting to power your performance-sensitive applications.

Metrics 130

Metrics Monitoring Latency Cache 130

The Netflix TechBlog

JUNE 4, 2019

However, the key insight here is that these caches are partially shared among the CPUs, which means that perfect performance isolation of co-hosted containers is not possible. Traditionally it has been the responsibility of the operating system’s task scheduler to mitigate this performance isolation problem. Linux to the rescue?

Cache 251

Cache Latency Airlines Logistics 251

John McCalpin

AUGUST 1, 2018

Bandwidth, performance analysis has two recurring themes: How fast should this code (or “simple” variations on this code) run on this hardware? If I am analyzing (apparent) performance shortfalls, how can I distinguish between cause and effect ? The MPI runtime library. in ways that are seldom transparent.

Hardware 40

Hardware Transportation Performance Latency 40

Percona

OCTOBER 18, 2023

Community support One of the most significant advantages of open source databases is the expansive global community of users, developers, DBAs, and enthusiasts who collaborate to provide a seemingly never-ending array of how-tos, resources, guidance, and solutions to help you make your database more performant and secure.

Open Source 90

Open Source Database Hardware Strategy 90

KeyCDN

AUGUST 15, 2019

Web performance is a broad subject, and you’ll find no shortage of performance testing tips and tutorials all over the web. What is Performance Testing? In the context of web development, performance testing entails using software tools to simulate how an application runs under specific circumstances.

Testing Tools 55

Testing Tools Best Practices Performance Testing Testing 55

Dynatrace

DECEMBER 16, 2021

For availability, I always propose to use Dynatrace Synthetic vs looking at real user traffic. Because Synthetic tests are predictable and eliminate any seasonal behavior or impact of the end user’s environment (defect hardware, bad Wi-Fi, etc.). For our SLO the only thing we need is the default Mobile Crash Rate metric. Availability.

DevOps 204

DevOps Social Media Mobile Metrics 204

Smashing Magazine

JANUARY 21, 2021

How We Improved SmashingMag Performance. How We Improved SmashingMag Performance. Every web performance story is similar, isn’t it? A day when a project, fully polished and carefully optimized, gets launched, ranking high and soaring above performance scores in Lighthouse and WebPageTest. Vitaly Friedman.

Performance 145

Performance Cache Mobile Network 145