Alex Podelko

JUNE 12, 2019

My post Good Times for Load Testing was published in 2014. I am not so upbeat as I was in 2014. IBM Rational Performance Tester and IBM Rational Performance Tester on Cloud (including no charge Starter Edition) appear to be available. It is difficult to believe that 5 years passed… Are times still good for load testing?

Testing 243

Testing Open Source Testing Tools Performance Testing 243

Brendan Gregg

JULY 4, 2021

It's an exciting time for developments in computer performance, not just for the BPF technology (which I often [write about]) but also for processors with 3D stacking and cloud vendor CPUs (e.g., I also wrote about these topics in detail for my recent [Systems Performance 2nd Edition] book. Ford, et al., “TCP

Performance 140

Performance Latency Hardware Storage 140

Dynatrace

APRIL 5, 2021

The 2014 launch of AWS Lambda marked a milestone in how organizations use cloud services to deliver their applications more efficiently, by running functions at the edge of the cloud without the cost and operational overhead of on-premises servers. Dynatrace news. What is AWS Lambda? The Amazon Web Services ecosystem.

Lambda 181

Lambda AWS Serverless Hardware 181

Dynatrace

NOVEMBER 8, 2021

Here’s a brief primer on APM and how it has changed for cloud-native environments, and some tips on what to look for in modern APM solutions. Organizations use APM to ensure system availability, optimize service performance and response times, and improve user experiences. .” APM solutions: A primer.

Artificial Intelligence 233

Artificial Intelligence Monitoring Infrastructure Cloud 233

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

MAY 19, 2017

We decided to use our inventive powers to design and build a new database engine that would give database systems such as MySQL and PostgreSQL reliability and performance at scale, at a level that could serve even the most demanding OLTP applications.

Database 112

Database Design Cloud Storage 112

Brendan Gregg

APRIL 14, 2022

offer letter logo (2014) flame graphs (2014) eBPF tools (2014-2019) PMC analysis (2017) my pandemic-abandoned desk (2020); office wall I joined Netflix in 2014, a company at the forefront of cloud computing with an attractive work culture. I could help not only Netflix but all customers of the cloud.

Java 52

Java Cache Cloud AWS 52

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 52

Performance Latency Cache Virtualization 52

Brendan Gregg

JULY 4, 2021

It's an exciting time for developments in computer performance, not just for the BPF technology (which I often [write about]) but also for processors with 3D stacking and cloud vendor CPUs (e.g., I also wrote about these topics in detail for my recent [Systems Performance 2nd Edition] book. Ford, et al., “TCP

Performance 52

Performance Latency Hardware Storage 52

Dynatrace

MAY 7, 2019

So, he started selling open source Linux and Unix operating systems with his famous sales pitch “You wouldn’t buy a car with the hood welded shut”. The name he chose for his product was – unsurprisingly – “Red Hat Linux”, and soon became famous as a stable and easy-to-use operating system.

Open Source 113

Open Source DevOps Innovation Infrastructure 113

Brendan Gregg

DECEMBER 31, 2017

My last talk for 2017 was at AWS re:Invent, on "How Netflix Tunes EC2 Instances for Performance," an updated version of my [2014] talk. A video of the talk is on youtube : The slides are on slideshare : I love this talk as I get to share more about what the Performance and Operating Systems team at Netflix does, rather than just my work.

Tuning 61

Tuning AWS Best Practices Network 61

Brendan Gregg

AUGUST 29, 2021

A cloud-wide monitoring tool, Atlas, showed a high rate of paging for the larger file uploads: The blue is pageins (page ins). 1072-aws (xxx) 12/18/2018 _x86_64_ (16 CPU) avg-cpu: %user %nice %system %iowait %steal %idle 5.03 avg-cpu: %user %nice %system %iowait %steal %idle 14.81 100.00 ^C. . ## 5. Counting cache functions.

Cache 105

Cache C++ AWS Latency 105

Brendan Gregg

DECEMBER 30, 2017

My last talk for 2017 was at AWS re:Invent, on "How Netflix Tunes EC2 Instances for Performance," an updated version of my [2014] talk. A video of the talk is on youtube : The slides are on slideshare : I love this talk as I get to share more about what the Performance and Operating Systems team at Netflix does, rather than just my work.

Tuning 52

Tuning AWS Best Practices Network 52

Dynatrace

SEPTEMBER 29, 2020

At Dynatrace we host most of our Dynatrace SaaS clusters for paying customers as well as trial users in the Amazon Web Services (AWS) cloud. The Autonomous Cloud Enablement (ACE) Team at Dynatrace has an important role to play in that offering. Since we moved to AWS in May 2014 we have had an availability of 99.95%!

Infrastructure 180

Infrastructure Cloud Monitoring AWS 180

ACM Sigarch

APRIL 26, 2018

The new DGX-2, which achieves 2 petaFLOPS in the system, combines 16 fully interconnected GPUS with 10x the deep learning performance. In Google I/O’17, Google announced its cloud TPU (also known as TPU2), which can handle both training and inference. In 2014, Google’s Project Tango deployed Myriad1 to construct 3D indoor maps.

Hardware 99

Hardware Artificial Intelligence Architecture Google 99

Tasktop

JULY 22, 2020

It was just after I had given my talk at the initial Gene Kim DevOps Enterprise Summit in San Francisco in 2014. Improving flow from “code to cloud” is necessary, but not sufficient to fully understand what bottlenecks may lie in wait states before work comes to a team or after a series of iterations are completed. . features).

Transportation 52

Transportation DevOps Software Software 52

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

O'Reilly

APRIL 23, 2024

But in 2013 and 2014, it remained stuck at 83% , and while in the ten years since, it has reached 95% , it had become clear that the easy money that came from acquiring more users was ending. Some of those innovations, like Amazon’s cloud computing business, represented enormous new markets and a new business model.

Social Media 110

Social Media Google Internet Internet 110

Brendan Gregg

AUGUST 29, 2021

A cloud-wide monitoring tool, Atlas, showed a high rate of paging for the larger file uploads: The blue is pageins (page ins). 1072-aws (xxx) 12/18/2018 _x86_64_ (16 CPU) avg-cpu: %user %nice %system %iowait %steal %idle 5.03 avg-cpu: %user %nice %system %iowait %steal %idle 14.81 41 33680 53408 0 78 100.0%

Cache 40

Cache C++ AWS Systems 40

Smashing Magazine

DECEMBER 2, 2021

Lean UXMas has been publishing each advent since 2014 and is a collection of the most popular articles from this year’s Agile and Lean UX latest news. With the goals of sharing, openness and mentoring, you’re in for some great articles about systems administration topics written by fellow sysadmins. id24conf on Twitter. Lean UXMas.

Design 109

Design Development Programming Website 109

Alex Russell

JUNE 22, 2022

The New York Times reported in late 2020 that Google now pays Apple between $8-12 billion per year , up from $1 billion in 2014. In 2014, Apple would have enjoyed a profit margin of 50% if it had spent half a billion on browser engineering. The picture is also clouded by changes in the way Apple manages its cash horde.

Engineering 110

Engineering Traffic Government Google 110

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. I spent years as a cloud customer where I couldn't access many HW-level things.) I haven't used it. (I

Java 145

Java Cache Google Hardware 145

All Things Distributed

OCTOBER 25, 2018

Expanding the AWS Cloud—An AWS Region is coming to South Africa! With the AWS based system, Exatype can do this at a fraction of the cost. Many of our startup customers in Africa are leveraging the AWS Cloud to grow into successful global businesses. AWS is committed to South Africa's transformation.

AWS 167

AWS Cloud Education Programming 167

Dynatrace

AUGUST 11, 2022

Before an organization moves to function as a service, it’s important to understand how it works, its benefits and challenges, its effect on scalability, and why cloud-native observability is essential for attaining peak performance. Cloud providers then manage physical hardware, virtual machines, and web server software management.

Development 252

Development Serverless Best Practices Lambda 252

Dynatrace

JULY 13, 2020

Cloud Native DevOps with Kubernetes : . Cloud: A utomation of infrastructure and services on-demand, pay as you use model . Containers and Microservices: R evolution in the architecture of distributed systems . ? Cloud-native? Cloud-native? How do you make this system resilient and fault-tolerant?

Google 132

Google Ecommerce DevOps Cloud 132

Dynatrace

JULY 13, 2020

Cloud Native DevOps with Kubernetes : . Cloud: A utomation of infrastructure and services on-demand, pay as you use model . Containers and Microservices: R evolution in the architecture of distributed systems . ? Cloud-native? Cloud-native? How do you make this system resilient and fault-tolerant?

Google 130

Google Ecommerce DevOps Cloud 130

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. CLI tools The Cassandra systems were EC2 virtual machine (Xen) instances. Microbenchmark os::javaTimeMillis() on both systems.

Speed 126

Speed Java AWS Virtualization 126

Dynatrace

MAY 31, 2021

According to the 2020 Cloud Native Computing Foundation (CNCF) survey , 92 percent of organizations are using containers in production, and 83 percent of these use Kubernetes as their preferred container management solution. This simplifies orchestration in cloud-native environments. Dynatrace news. But what is Kubernetes exactly?

Virtualization 133

Virtualization DevOps Infrastructure Cloud 133

All Things Distributed

DECEMBER 12, 2018

In addition, we are working with the venture capital community, startup accelerators, and incubators to help startups grow in the cloud. For this, the public cloud forms the basic backend for doing all of this and our choice for all of our own digital products and customer experience is AWS." " Hemnet. Telenor Connexion.

AWS 124

AWS Cloud Games Serverless 124

The Netflix TechBlog

JANUARY 10, 2024

This architecture shift greatly reduced the processing latency and increased system resiliency. By integrating with studio content systems, we enabled the pipeline to leverage rich metadata from the creative side and create more engaging member experiences like interactive storytelling.

Processing 235

Processing Media Latency Innovation 235

Brendan Gregg

NOVEMBER 29, 2017

Hardware virtualization for cloud computing has come a long way, improving performance using technologies such as VT-x, SR-IOV, VT-d, NVMe, and APICv. At Netflix, we've been using these technologies as they've been made available for instance types in the AWS EC2 cloud. This recommendation quickly became out of date. Impressive!

Virtualization 111

Virtualization AWS Hardware Storage 111

Abhishek Tiwari

NOVEMBER 3, 2018

Recently I was asked about content management systems (CMS) of the future - more specifically how they are evolving in the era of microservices, APIs, and serverless computing. Although some vendors have added support for APIs and cloud services most have not even bothered to adapt with changing technology landscape.

Systems 63

Systems Cache Website Network 63

The Netflix TechBlog

FEBRUARY 20, 2019

by Jason Koch , with Martin Spier , Brendan Gregg , Ed Hunter Improving the tools available to our engineers to help them diagnose, triage, and work through software performance challenges in the cloud is a key goal for the cloud performance engineering team at Netflix.

Performance 214

Performance Latency Open Source Metrics 214

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. CLI tools The Cassandra systems were EC2 virtual machine (Xen) instances. Microbenchmark os::javaTimeMillis() on both systems.

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. CLI tools The Cassandra systems were EC2 virtual machine (Xen) instances. Microbenchmark os::javaTimeMillis() on both systems.

Speed 40

Speed Java AWS Virtualization 40

Brendan Gregg

NOVEMBER 28, 2017

Hardware virtualization for cloud computing has come a long way, improving performance using technologies such as VT-x, SR-IOV, VT-d, NVMe, and APICv. At Netflix, we've been using these technologies as they've been made available for instance types in the AWS EC2 cloud. This recommendation quickly became out of date. Impressive!

Virtualization 40

Virtualization AWS Hardware Storage 40