Brendan Gregg

JULY 4, 2021

BBR: Congestion-Based Congestion Control,” [link] 2016 - [Gregg 16] Brendan Gregg, “Unikernel Profiling: Flame Graphs from dom0,” [link] Jan 2016 - [Gregg 16b] Brendan Gregg, “Linux 4.X I followed that practice when writing some earlier books, and it has since struck me as unfair that some references had author names and some didn't.

Performance 52

Performance Latency Hardware Storage 52

Alex Podelko

NOVEMBER 21, 2018

In 2014, I was preparing a presentation about load testing tools and criteria for their selection. While, as it was already mentioned, there is an enormous number of posts on the Internet discussing some aspects of JMeter, the problem is that most of them are for beginners.

DevOps 113

DevOps Testing Testing Tools Performance Testing 113

Brendan Gregg

SEPTEMBER 25, 2021

These strange questions came to the fore back in 2014 when Netflix was switching services from CentOS Linux to Ubuntu, and I helped debug several weird performance issues including one I'll describe here. As a Xen guest, this profile was gathered using perf(1) and the kernel's software cpu-clock soft interrupts, not the hardware NMI.

Speed 52

Speed Java AWS Virtualization 52

Brendan Gregg

SEPTEMBER 25, 2021

These strange questions came to the fore back in 2014 when Netflix was switching services from CentOS Linux to Ubuntu, and I helped debug several weird performance issues including one I'll describe here. As a Xen guest, this profile was gathered using perf(1) and the kernel's software cpu-clock soft interrupts, not the hardware NMI.

Speed 40

Speed Java AWS Virtualization 40

Brendan Gregg

FEBRUARY 28, 2023

Titus, the Netflix container management platform, is now open source,” [link] , Apr 2018 [Cutress 19] Dr. DDR6: Here's What to Expect in RAM Modules,” [link] , Nov 2020 [Salter 20] Jim Salter, “Western Digital releases new 18TB, 20TB EAMR drives,” [link] , Jul 2020 [Spier 20] Martin Spier, Brendan Gregg, et al.,

Performance 52

Performance Latency Cache Virtualization 52

Smashing Magazine

OCTOBER 27, 2021

In the late 1990s, marketing and advertising agencies saw the potential of eye-tracking for the Internet and started using the technology to analyze how people consume content online. For instance, Nielsen’s research conducted in 2006 showed that people read content on the Internet in an F-shaped pattern.

Mobile 111

Mobile Website Hardware Social Media 111

Alex Russell

JUNE 22, 2022

The latest consolidated financials (PDF) are from 2020 and show that, without marketing expenses, Mozilla spends between $380 and $430 million US per year on software development. Browser vendors fund their industrial-scale software engineering projects through integrations. A reasonable floor comes from Mozilla's annual reports.

Engineering 110

Engineering Traffic Government Google 110

The Morning Paper

NOVEMBER 21, 2019

To quote from the project page , “ PlanOut … was created to make it easy to run and iterate on sophisticated experiments in a statistically sound manner while satisfying the constraints of deployed Internet services. PlanOut itself has been ported many programming languages at this point.

Programming 52

Programming Internet Internet Design 52

Alex Russell

APRIL 29, 2021

In almost every area, Apple's low-quality implementation of features WebKit already supports requires workarounds not necessary for Firefox (Gecko) or Chrome/Edge/Brave/Samsung Internet (Blink). Delayed three years ( Chrome 40, November 2014 vs. Safari 11.1, This adds to the expense of developing for iOS. Converging Views. Web Serial.

Media 145

Media Games Education Engineering 145

ACM Sigarch

MARCH 18, 2019

Computer systems, from the Internet-of-Things devices to datacenters, are complex and optimizing them can enhance capability and save money. He is a fellow of IEEE and the ACM, serves as Chair of the Computer Community Consortium (2018-20) and served as Wisconsin Computer Sciences Department Chair 2014-17.

Systems 60

Systems Latency Performance Analytics 60

KeyCDN

OCTOBER 10, 2018

Although a beta version was released in 2014, the first stable release of Kubernetes was just made available in September 2018. The Need for Containerization Today’s internet users don’t tolerate downtime, so developers have had to find ways to perform maintenance and updates without interrupting their services.

Virtualization 47

Virtualization Open Source Network Architecture 47

Enprowess

JANUARY 11, 2022

Many of the software programs have a web version in some form or other. Web apps allow you to break the traditional constraints of the desktop and mobile operating systems and provide freedom to experiment with different varieties of software. Web development is the latest trend in the industry these days. And we can’t deny that.

Virtualization 64

Virtualization Website Speed Mobile 64

Rigor

SEPTEMBER 11, 2019

Rick is a software engineer on the Google Chrome team, “leading an effort to make the web just work for developers.” Patrick is a London-based software developer who specializes in web performance and who describes himself as enjoying “working the entire stack, back-end to front-end, CDN to server.” Rick Byers.

Performance 89

Performance Education Google Website 89

Sutter's Mill

MARCH 11, 2024

To talk about C++’s current safety problems and solutions well, I need to include the context of the broad landscape of security and safety threats facing all software. Software security ” (or “cybersecurity” or similar) means making software able to protect its assets from a malicious attacker.

C++ 139

C++ Programming Code Java 139

Brendan Gregg

SEPTEMBER 5, 2017

They use third-party software like Docker or Kubernetes to simplify their administration. There are workarounds: I can use the perf_events cgroup ID, provided the container software is configuring it (they do). There have been security vulnerabilities, just like there are with any software. People rarely create them manually.

Virtualization 76

Virtualization AWS Engineering Hardware 76

All Things Distributed

APRIL 4, 2017

In 2014 and 2015 respectively, AWS opened offices in Stockholm and Espoo, Finland. Icelandic low-cost airline carrier WOW air is using AWS for its Internet-facing IT infrastructure, including its booking engine, development platforms, and web servers.

AWS 117

AWS Airlines Latency Games 117

O'Reilly

JULY 25, 2023

I really wanted to go beyond these quick gut reactions that I’ve seen so much of online, so I tried using ChatGPT for a few weeks to help me implement a hobby software project and took notes on what I found interesting. or “ha look how incompetent it is … it couldn’t even get my simple question right!” using “22” for the year 2022).

Programming 98

Programming Code Design Benchmarking 98