The Morning Paper

JANUARY 21, 2020

Trade-offs under pressure: heuristics and observations of teams resolving internet service outages , Allspaw, Masters thesis, Lund University, 2015. The Internet itself, over which these systems operate, is a dynamically distributed network spanning national borders and policies with no central coordinating agent.

Internet 98

Internet Internet Strategy Energy 98

Brendan Gregg

JULY 2, 2021

This is also applicable for people adding it to their own in-house monitoring systems. You likely already have agents running on all your customer systems. There are so many options it's really your own preference based on your existing system and customer environments. cachestat File system cache statistics line charts.

Latency 145

Latency Cache Energy Systems 145

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 110

Performance Latency Cache Virtualization 110

All Things Distributed

JANUARY 6, 2016

The rapidly expanding AWS Partner Network (APN) in Korea includes independent software vendors (ISVs) and systems integrators (SIs) who are building innovative solutions and services around the AWS cloud. Finally, the Seoul Region brings the benefits of the cloud much closer to home for Korean startups.

AWS 110

AWS Cloud Games Latency 110

Percona

JUNE 4, 2023

Before we dive into the differences between MariaDB and MySQL, we will provide a thorough examination of each relational database management system (RDBMS). While originally designed to be a drop-in replacement for MySQL, it evolved into its own distinct database management system and is now maintained and supported by the MariaDB Foundation.

Open Source 52

Open Source Servers Storage Scalability 52

ACM Sigarch

APRIL 26, 2018

They introduced the architecture of coarse grain reconfigurable array (CGRA) for statically scheduled data flow computing in HOTCHIPS’17 and its software stack of compiler and linker in ICCAD’17. The new DGX-2, which achieves 2 petaFLOPS in the system, combines 16 fully interconnected GPUS with 10x the deep learning performance.

Hardware 99

Hardware Artificial Intelligence Architecture Google 99

Brendan Gregg

JULY 4, 2021

I also wrote about these topics in detail for my recent [Systems Performance 2nd Edition] book. TCP Extensions for Multipath Operation with Multiple Addresses,” [link] Mar 2020 - [Gregg 20] Brendan Gregg, “Systems Performance: Enterprise and the Cloud, Second Edition,” Addison-Wesley, 2020 - [Hruska 20] Joel Hruska, “Intel Demos PCIe 5.0

Performance 52

Performance Latency Hardware Storage 52

Strategic Tech

FEBRUARY 27, 2021

Self-service Over Blocking Dependencies Life can be frustrating as a developer when you are constantly blocked, awaiting people outside the team to provide you with a service such as spinning up infrastructure, providing access to some tool, or installing software.

Development 98

Development Strategy Infrastructure Metrics 98

Smashing Magazine

JUNE 3, 2022

These compiled systems for letters and symbols, which are representations of sounds and information, get a lot of use and are a large part of graphic communication. Fast forward to the early 1960s, phototypesetting systems appeared. Instead, we need to address multiple factors within the design system. Large preview ).

Performance 113

Performance Design Best Practices Testing 113

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

All Things Distributed

MARCH 11, 2015

Adoption is now really starting to explode in 2015 as more and more businesses understand the power analytics has to empower their organizations. With the new BI system the company is able to run analytics across 140 stories per day, in real time, and increase their agility for completing analytics tasks from months to days.

Analytics 135

Analytics Cloud Healthcare Retail 135

Brendan Gregg

JULY 2, 2021

This is also applicable for people adding it to their own in-house monitoring systems. You likely already have agents running on all your customer systems. There are so many options it's really your own preference based on your existing system and customer environments. cachestat File system cache statistics line charts 7.

Open Source 40

Open Source Latency Cache Energy 40

The Morning Paper

JUNE 2, 2019

Developing machine learning models is no different from developing traditional software, in the sense that it is also a full life cycle involving design, implementation, tuning, testing, and deployment. a failing build is now passing) the system requires a new testset. Anything above this level is considered ‘impractical.’.

C++ 60

C++ Strategy Testing Tuning 60

The Netflix TechBlog

NOVEMBER 22, 2019

4:45pm-5:45pm NFX 202 A day in the life of a Netflix Engineer Dave Hahn , SRE Engineering Manager Abstract : Netflix is a large, ever-changing ecosystem serving millions of customers across the globe through cloud-based systems and a globally distributed CDN. We explore all the systems necessary to make and stream content from Netflix.

AWS 37

AWS Entertainment Open Source Benchmarking 37

SQL Server According to Bob

JANUARY 5, 2017

As Slava highlights in his recent blog post , he also contacted me in early 2015 to assist with supportability of SQL Server on Linux. Without going into details, you boot your laptop or server and don’t give a thought about the binary format(s) of the operation system. The same thing happens for Linux and other operating systems.

Servers 40

Servers Operating System C++ Software Engineering 40

Testsigma

JANUARY 7, 2022

The software industry goes through a lot of research and modified methodologies that keep the software quality top-notch for the end-user. 2015 saw the trend of scriptless testing and IoT focussed methodologies. Again, this was shaped by the market trends and the increasing importance of both of this software.

Artificial Intelligence 89

Artificial Intelligence IoT Software Software 89

The Netflix TechBlog

DECEMBER 23, 2020

By Fabio Kung , Sargun Dhillon , Andrew Spyker , Kyle , Rob Gulewich, Nabil Schear , Andrew Leung , Daniel Muino, and Manas Alekar As previously discussed on the Netflix Tech Blog, Titus is the Netflix container orchestration system. It runs a wide variety of workloads from various parts of the company?—?everything

Media 286

Media Metrics Systems Processing 286

Rigor

SEPTEMBER 11, 2019

Rachel is also one of the people behind Perch , a PHP content management system (CMS). Rick is a software engineer on the Google Chrome team, “leading an effort to make the web just work for developers.” She works directly with organizations to build clear and coherent products and design systems. Rick Byers.

Performance 89

Performance Education Google Website 89

Dynatrace

DECEMBER 22, 2021

Complex information systems fail in unexpected ways. Observability gives developers and system operators real-time awareness of a highly distributed system’s current state based on the data it generates. With observability, teams can understand what part of a system is performing poorly and how to correct the problem.

Artificial Intelligence 172

Artificial Intelligence Metrics Architecture DevOps 172

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

Dynatrace

APRIL 5, 2021

Similar to AWS Lambda , Azure Functions is a serverless compute service by Microsoft that can run code in response to predetermined events or conditions (triggers), such as an order arriving on an IoT system, or a specific queue receiving a new message. It automatically manages all the computing resources those processes require.

Azure 136

Azure Serverless IoT Lambda 136

The Netflix TechBlog

AUGUST 29, 2023

In 2010, however, nearly none of it existed: the CNCF wasn’t formed until 2015! To improve availability, we designed systems where components could fail separately and avoid single points of failure. Overall, we feel the reduced complexity in the system justifies the downside for a small set of services.

Traffic 220

Traffic Latency Cloud C++ 220

Brendan Gregg

MARCH 16, 2024

The problem is that this system has a default libc that has been compiled without frame pointers, so any stack walking stops at the libc layer, producing a partial stack that's missing the application frames. This is pretty common and usually goes unnoticed as the flame graph looks ok at first glance. Click here for a longer explanation.

Java 145

Java Cache Google Hardware 145

The Morning Paper

JANUARY 23, 2020

Trade-offs under pressure: heuristics and observations of teams resolving internet service outages , Allspaw, Masters thesis, Lund University 2015. This is part 2 of our look at Allspaw’s 2015 master thesis (here’s part 1 ). First look for any correlation to the last change made to the system. The last word.

Internet 53

Internet Internet Cache Engineering 53

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

All Things Distributed

OCTOBER 25, 2018

That's where we built many pioneering networking technologies, our next-generation software for customer support, and the technology behind our compute service, Amazon EC2. In 2015, we expanded our presence in the country, opening an AWS office in Johannesburg. Since then, we have seen an acceleration in AWS adoption.

AWS 167

AWS Cloud Education Programming 167

All Things Distributed

APRIL 4, 2017

In 2014 and 2015 respectively, AWS opened offices in Stockholm and Espoo, Finland. Scania is planning to use AWS for their connected vehicle systems, which allows truck owners to track their vehicles, collect real-time running data, and run diagnostics to understand when maintenance is needed to reduce vehicle downtime.

AWS 116

AWS Airlines Latency Games 116

Brendan Gregg

NOVEMBER 29, 2017

Virtualized in Software**: While this can support an unmodified guest OS, many operations are emulated and slow. It's using software and coordination between the hypervisor and guest to improve performance. Xen AWS 2017 In 2015, AWS launched c4, which used hardware virtualization for EBS volumes. Impressive!

Virtualization 111

Virtualization AWS Hardware Storage 111

All Things Distributed

DECEMBER 13, 2016

In November 2015, Amazon Web Services announced that it would launch a new AWS infrastructure region in the United Kingdom. Extract valuable insights with machine learning: The world is witnessing the emergence of a broad and powerful range of new systems—computer programs that can teach themselves to grow and change when exposed to new data.

AWS 166

AWS Cloud Artificial Intelligence IoT 166

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

Testsigma

SEPTEMBER 8, 2021

In IT, however, the cloud means a lot more than just streaming media on the system. Role management system : Testsigma provides multiple role management systems whereby different people can be assigned various roles and permissions to influence the test scripts. Cloud-based automation testing is a simple concept. Key Features.

Cloud 76

Cloud Testing AWS Testing Tools 76

The Morning Paper

OCTOBER 14, 2019

‘Invisible Mask’ looks at the very topical subject of face authentication systems. We’ve looked at adversarial attacks on machine learning systems before, including those that can be deployed in the wild, such as decorating stop signs. The most famous face embedding system is FaceNet, built by Schroff et al.

Tuning 85

Tuning Systems Google Testing 85

Testsigma

JUNE 5, 2021

In 2015, 35% of the internet traffic came from mobile devices, 6 years later, the number is 54.8%. There are two main reasons why people keep mobile browsers installed in their system even after storage issues. Whenever there is an email with a link attached to it and you are not near your system, you won’t wait to reach home.

Mobile 52

Mobile Testing Website Testing Tools 52

Enprowess

MAY 24, 2022

This component-based architecture helps in collating an array of more extensive UI and converts them into an independent, self-sufficient micro-system. Facebook developed React Native for the iOS application, but now, it also supports the Android operating system. Power boost to Search Engine Optimization (SEO). SoundCloud Pulse.

Mobile 52

Mobile Open Source Virtualization Speed 52

Brendan Gregg

NOVEMBER 28, 2017

Virtualized in Software**: While this can support an unmodified guest OS, many operations are emulated and slow. It's using software and coordination between the hypervisor and guest to improve performance. Xen AWS 2017 In 2015, AWS launched c4, which used hardware virtualization for EBS volumes. Impressive!

Virtualization 40

Virtualization AWS Hardware Storage 40

Enprowess

JANUARY 12, 2022

Technology helps companies offer their software services to customers quickly, creating personalized experiences. Internet of things (IoT) – Number of IoT devices 2015-2025 Statista. IoT tracking systems. Blockchain technology is an encrypted database storage system. That will share and collect real-time data.

Blockchain 59

Blockchain IoT Development Serverless 59

Brendan Gregg

AUGUST 8, 2017

Linux load averages are "system load averages" that show the running thread (task) demand on the system as an average number of running plus waiting threads. This measures demand, which can be greater than what the system is currently processing. then your system is idle. - cat /proc/loadavg. 42/3411 43603. 42/3411 43603.

Latency 111

Latency Metrics C++ Systems 111