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. System Setup Architecture The following diagram summarizes the architecture description: Figure 1: Event-sourcing architecture of the Device Management Platform.

Latency 213

Latency Traffic Transportation Cloud 213

Brendan Gregg

JULY 4, 2021

This was a chance to talk about other things I've been working on, such as the present and future of hardware performance. I also wrote about these topics in detail for my recent [Systems Performance 2nd Edition] book. Note that my predictions in this talk may be wrong, but they should be thought-provoking. Ford, et al., “TCP

Performance 52

Performance Latency Hardware Storage 52

Brendan Gregg

FEBRUARY 28, 2023

This talk originated from my updates to Systems Performance 2nd Edition , and this was the first time I've given this talk in person! CXL in a way allows a custom memory controller to be added to a system, to increase memory capacity, bandwidth, and overall performance. Ford, et al., “TCP

Performance 52

Performance Latency Cache Virtualization 52

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

Smashing Magazine

DECEMBER 15, 2021

2021-12-15T11:30:00+00:00. 2021-12-15T13:06:33+00:00. Mobile phones are rapidly becoming touchscreens and touchscreen phones are increasingly all-touch, with the largest possible display area and fewer and fewer hardware buttons. Touch Design For Mobile Interfaces: Defining Mobile Devices (Excerpt). Steven Hoober.

Mobile 105

Mobile Design Internet Internet 105

Smashing Magazine

NOVEMBER 16, 2021

2021-11-16T16:00:00+00:00. 2021-11-16T21:05:00+00:00. Conventional computers now sport touchscreens and otherwise blur the lines between device types – and between mobile and desktop operating systems. Touch Design for Mobile Interfaces presents and shares real information on hardware, people, interactions, and environments.

Mobile 89

Mobile Design Best Practices Website 89

Smashing Magazine

AUGUST 3, 2021

2021-08-03T11:00:00+00:00. 2021-08-03T15:34:18+00:00. This premise, known as graceful degradation allows a system to continue working when parts of it are dysfunctional — much like an electric bike becomes a regular bike when its battery dies. On design systems, CSS/JS and UX. How To Build Resilient JavaScript UIs.

Network 145

Network Engineering Availability Monitoring 145

Percona

JUNE 20, 2023

CREATE SCHEMA debug; CREATE TABLE debug.downloaded_images ( itemid text NOT NULL, download_time timestamp, PRIMARY KEY(itemId) ); INSERT INTO debug.downloaded_images (itemid, download_time) VALUES ('1190300','2021-09-07 11:00:10.255831'); BEGIN; CREATE TABLE IF NOT EXISTS "debug"."foo"

Programming 81

Programming C++ Database Virtualization 81

Smashing Magazine

NOVEMBER 17, 2021

2021-11-17T16:00:00+00:00. 2021-11-17T16:37:20+00:00. Today, we’ll take a look at the best ways to use colors in a design system, and what we can expect from our colors in the not-too-distant future. On design systems, CSS/JS and UX. A Guide To Modern CSS Colors. A Guide To Modern CSS Colors. Michelle Barker.

Energy 145

Energy Design Website Hardware 145

Smashing Magazine

SEPTEMBER 21, 2021

2021-09-21T11:30:00+00:00. 2021-09-21T12:08:01+00:00. I couldn’t start my system anymore. All and all, it took me days to get back to the system I had before the crash. I can reinstall my whole system with a bunch of scripts I’ve written, including all the tools I use and their configurations. Matthieu Cneude.

Development 100

Development Energy Programming Efficiency 100

Testsigma

JULY 3, 2021

But for the uninitiated, on-premise testing is a form of testing where testers perform tests on local machines, systems, or devices set up at an office. More control: While performing on-premise testing, organizations have more control over configurations, setup, hardware, and software. As the name suggests, it happens on-premise.

Cloud 57

Cloud Testing Storage DevOps 57

Dynatrace

FEBRUARY 23, 2022

According to GitLab’s 2021 Global DevSecOps Survey , 36% of respondents develop software using DevSecOps, compared with only 27% in 2020. IaC, or software intelligence as code , codifies and manages IT infrastructure in software, rather than in hardware. Increased adoption of Infrastructure as code (IaC). and 2.14.1.

Serverless 258

Serverless Infrastructure Innovation DevOps 258

Alex Russell

MARCH 6, 2021

Here begins our 2021 adventure. If there's a bright spot in our construction of a 2021 baseline for performance, this is it. Hardware Past As Performance Prologue. Regardless, the overall story for hardware progress remains grim, particularly when we recall how long device replacement cycles are: Tap for a larger version.

Performance 124

Performance Network Cache Metrics 124

Smashing Magazine

AUGUST 15, 2021

2021-08-16T06:55:00+00:00. 2021-08-16T09:49:55+00:00. Companies can use technology roadmaps to review their internal IT , DevOps, infrastructure, architecture, software, internal system, and hardware procurement policies and procedures with innovation and efficiency in mind. Evaluate Current Systems And Chart A Course.

Technology 140

Technology Technology Development Strategy 140

Brendan Gregg

SEPTEMBER 25, 2021

CLI tools The Cassandra systems were EC2 virtual machine (Xen) instances. As a Xen guest, this profile was gathered using perf(1) and the kernel's software cpu-clock soft interrupts, not the hardware NMI. Microbenchmark os::javaTimeMillis() on both systems. Running this on the two systems saw similar results.

Speed 126

Speed Java AWS Virtualization 126

Alex Russell

APRIL 29, 2021

After 20 years of neck-in-neck competition, often starting from common code lineages, there just isn't that much left to wring out of the system. Consistent improvement is the name of the game, and it can still have positive impacts, particularly as users lean on the system more heavily over time. Higher is better. Media Session API.

Media 145

Media Games Education Engineering 145

Alex Russell

FEBRUARY 21, 2023

Good Things Come In Sixes # The new cadence of releases started in September 2021 and represents a sea change all its own. And so Apple hedged, slowly at first, but accelerated through 2021 and into 2022. Starting in 2021, Apple made a different choice, opening up dozens of Safari team positions. 31st : Web Share changes Feb.

Energy 79

Energy Games Engineering Design 79

DZone

FEBRUARY 27, 2021

They still will win for mission-critical or real-time systems, which need performance over these parameters. Though I have spent the last ~17 years (In 2021) of my life coding and perfecting my Java and J2EE skill — I suddenly feel. In Byteland they have a very strange monetary system. Ahem, Slow!

Java 214

Java C++ Benchmarking Programming 214

Alex Russell

JULY 14, 2021

The predominant desktop situation is relatively straightforward: Browsers handle links, and non-browsers defer loading http and https URLs to the system, which in turn invokes the default browser. Instead, they load content referred by their hosting native app in system-provided WebViews. Hardware access APIs, notably: Geolocation.

Google 121

Google Mobile Engineering Internet 121

Percona

AUGUST 18, 2023

The original motivation for FB was due to different hardware generations, especially between regions/data centers. root@ip-172-31-128-38 share]# cat /usr/lib/systemd/system/mysqld@.service err 2023-07-10T05:26:42.521994Z 0 [System] [MY-010910] [Server] /usr/bin/mysqld: Shutdown complete (mysqld 8.0.19-10) Version: '8.0.19-10'

Programming 83

Programming Servers Database Hardware 83

Tech News Gather

JULY 19, 2023

Once the new smart-home connectivity standard is released, all firms interested in selling Matter goods will have access to an official rating system. billion in 2021 to $163.24 Otherwise, you may not be able to locate enough appropriate hardware and end up having to often switch between different programs. in forecast period.

Wireless 52

Wireless IoT Development Internet 52

Percona

JULY 7, 2023

Also, in general terms, a high availability PostgreSQL solution must cover four key areas: Infrastructure: This is the physical or virtual hardware database systems rely on to run. Can you afford the necessary hardware, software, and operational costs of maintaining a PostgreSQL HA solution? there cannot be high availability.

Availability 82

Availability Open Source Architecture Database 82

Testsigma

MAY 3, 2021

2021 alone is seeing 693 billion USD in revenue from mobile apps. From operating systems to versions to hardware specs, mobile devices stand unique even after being billions in number. With each new device, a new screen size, new hardware, and other new specifications arrive that need testing. .

Mobile 77

Mobile Testing Operating System Hardware 77

Brendan Gregg

SEPTEMBER 25, 2021

CLI tools The Cassandra systems were EC2 virtual machine (Xen) instances. As a Xen guest, this profile was gathered using perf(1) and the kernel's software cpu-clock soft interrupts, not the hardware NMI. Microbenchmark os::javaTimeMillis() on both systems. Running this on the two systems saw similar results.

Speed 40

Speed Java AWS Virtualization 40

Percona

NOVEMBER 1, 2023

This blog was originally published in January 2021 and updated in November of 2023. MySQL backups play a pivotal role in safeguarding the integrity of your data, providing defense against various unforeseen calamities, hardware malfunctions, data loss, corruption, and inadvertent deletions. Why Do MySQL Backups Matter?

Best Practices 77

Best Practices Storage Strategy Database 77

HammerDB

FEBRUARY 25, 2021

On high-performance multi-core systems all the supported databases can return performance in the many millions of transactions per minute. For this reason we need to implement our database sessions in the form of operating system threads. To prevent the roundtrip between the client and database becoming the bottleneck.

Programming 67

Programming Benchmarking Virtualization C++ 67

Brendan Gregg

SEPTEMBER 25, 2021

CLI tools The Cassandra systems were EC2 virtual machine (Xen) instances. As a Xen guest, this profile was gathered using perf(1) and the kernel's software cpu-clock soft interrupts, not the hardware NMI. Microbenchmark os::javaTimeMillis() on both systems. Running this on the two systems saw similar results.

Speed 52

Speed Java AWS Virtualization 52

Alex Russell

JANUARY 30, 2024

HTML, CSS, images, and fonts can all be parsed and run at near wire speeds on low-end hardware, but JavaScript is at least three times more expensive, byte-for-byte. As we said in 2021, " 4G is a miracle, 5G is a mirage." The 2021 HP 14 is a fine proxy. Regulatory roadblocks are still being cleared.

Performance 90

Performance Network Mobile Speed 90

SQL Server According to Bob

AUGUST 23, 2021

For example: A memory node with 64 CPUs is a complete, O perating System, ​​ scheduler group. The decision is performance driven. ​​ A memory node represents the memory associated with a group of CPUs from the physical hardware. For this example, assume the host machine is single node, 8 CPU system.

Servers 40

Servers Azure Operating System Database 40

Smashing Magazine

AUGUST 22, 2021

2021-08-23T06:20:00+00:00. 2021-08-23T10:07:21+00:00. Passing this data is done using kernel APIs (system calls), which involves a certain amount of overhead per API call. Many network interface controllers (NICs) even have built-in hardware-offload features for TCP. Both systems deliver the same feature (i.e.

Performance 106

Performance Network Latency Servers 106

Dynatrace

APRIL 15, 2024

Critical infrastructure and services refer to the systems, facilities, and assets vital for the functioning of society and the economy. In contrast, observability enables teams to understand a system’s internal state by analyzing the data it generates, including logs, metrics, and traces.

Infrastructure 202

Infrastructure Efficiency Government Transportation 202

Smashing Magazine

JANUARY 11, 2021

Front-End Performance Checklist 2021. Front-End Performance Checklist 2021. 2021-01-11T15:30:13+00:00. 2021-01-11T16:06:07+00:00. On the other hand, we have hardware constraints on memory and CPU due to JavaScript parsing and execution times (we’ll talk about them in detail later). Vitaly Friedman.

Performance 145

Performance Cache Media Metrics 145

Smashing Magazine

JANUARY 21, 2021

2021-01-21T14:00:00+00:00. 2021-01-21T16:39:57+00:00. We never used CSS-in-JS or styled-components, but instead a good ol’ component-based system of Sass-modules which would be compiled into CSS. How We Improved SmashingMag Performance. How We Improved SmashingMag Performance. Vitaly Friedman. So what’s then?

Performance 145

Performance Cache Mobile Network 145