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., This was a chance to talk about other things I've been working on, such as the present and future of hardware performance.

Performance 52

Performance Latency Hardware Storage 52

Brendan Gregg

FEBRUARY 28, 2023

At USENIX SREcon22 APAC I gave the opening keynote on the future of computer performance, rounding up the latest developments and making predictions of where I see things heading. This talk originated from my updates to Systems Performance 2nd Edition , and this was the first time I've given this talk in person!

Performance 52

Performance Latency Cache Virtualization 52

The Netflix TechBlog

OCTOBER 19, 2020

Reconstructing a streaming session was a tedious and time consuming process that involved tracing all interactions (requests) between the Netflix app, our Content Delivery Network (CDN), and backend microservices. Our engineering teams tuned their services for performance after factoring in increased resource utilization due to tracing.

Infrastructure 233

Infrastructure Transportation Storage Open Source 233

The Netflix TechBlog

NOVEMBER 22, 2019

December 2 1pm-2pm CMP 326-R Capacity Management Made Easy with Amazon EC2 Auto Scaling Vadim Filanovsky , Senior Performance Engineer & Anoop Kapoor, AWS Abstract :Amazon EC2 Auto Scaling offers a hands-free capacity management experience to help customers maintain a healthy fleet, improve application availability, and reduce costs.

AWS 37

AWS Entertainment Open Source Benchmarking 37

Smashing Magazine

APRIL 17, 2019

Optimizing Performance With Resource Hints. Optimizing Performance With Resource Hints. 2019-04-17T12:30:16+02:00. 2019-04-29T18:34:58+00:00. Modern web browsers use all sorts of techniques to help improve page load performance by guessing what the user may be likely to do next. Drew McLellan.

Performance 106

Performance Games Servers Cache 106

KeyCDN

JANUARY 31, 2019

Today we’re excited to announce that we’ve launched yet another POP location to help further supercharge our network’s content delivery speeds. The next closest active POP location to Bucharest was Istanbul which was still almost 900km away; this distance adds up in terms of latency. What’s Next?

Internet 48

Internet Internet Ecommerce Speed 48

Rigor

JULY 2, 2019

Either way, redirection increases the amount of time it takes for your site to render, and you should minimize its use to optimize page performance. Redirection increases the amount of time it takes for your site to render, and you should minimize its use to optimize page performance. webperf #perfmatters Click To Tweet.

Mobile 60

Mobile Traffic Google Latency 60

KeyCDN

SEPTEMBER 12, 2019

We normally focus solely on the performance aspect, but today we want to dive into additional ways you can optimize images for the web. The file size of your images of course is very important, but SEO and social media also play an important part in helping your website perform and convert better.

Social Media 106

Social Media Media Google Website 106

Alex Russell

DECEMBER 18, 2022

TL;DR : To serve users at the 75 th percentile ( P75 ) of devices and networks, we can now afford ~150KiB of HTML/CSS/fonts and ~300-350KiB of JavaScript (gzipped). This is a slight improvement on last year's budgets , thanks to device and network improvements. Networks #. This is an ethical crisis for the frontend.

Performance 113

Performance Network Mobile Latency 113

KeyCDN

MAY 14, 2019

This new feature is available to all customers, is fully integrated into our existing network, and allows comprehensive on the fly image transformation and optimization. This will improve the image processing performance and decrease the overall cost. If this setting is enabled our network will completely ignore the query string.

Processing 13

Processing Cache Latency Network 13

Alex Russell

MARCH 6, 2021

Thanks to progress in networks and browsers (but not devices), a more generous global budget cap has emerged for sites constructed the "modern" way: ~100KiB of HTML/CSS/fonts and ~300-350KiB of JS (compressed) is the new rule-of-thumb limit for at least the next year or two. Live by the link, die by the link.

Performance 124

Performance Network Cache Metrics 124

The Netflix TechBlog

NOVEMBER 2, 2020

Failure can occur due to a myriad of reasons: misbehaving clients that trigger a retry storm, an under-scaled service in the backend, a bad deployment, a network blip, or issues with the cloud provider. Those two metrics are approximate indicators of failures and latency. Let’s dig into how we accomplished this.

Traffic 252

Traffic Metrics Infrastructure Architecture 252

Dynatrace

JANUARY 15, 2020

Having released this functionality in an Preview Release back in September 2019, we’re now happy to announce the General Availability of our Citrix monitoring extension. This extends Dynatrace visibility into Citrix user experience and Citrix platform performance. Dynatrace Extension: SAP ABAP platform performance. Citrix VDA.

Latency 36

Latency Performance Virtualization Infrastructure 36

The Morning Paper

JULY 4, 2019

Moreover, just like an A/B test, we’ll be collecting metrics while the experiment is underway and performing statistical analysis at the end to interpret the results. degraded hardware, transient networking problem) or, more often, because of some change deployed by Netflix engineers that did not have the intended effect.

Latency 77

Latency Engineering Metrics Traffic 77

SQL Performance

APRIL 27, 2020

The business-critical tier has local SSD which provide much better IO performance with max data IOPS ranging from 8000 for a 2 vCore database up to 204,800 for an 80 vCore database. Hyperscale achieves high performance from each compute node having SSD-based caches which helps minimize the network round trips to fetch data.

Azure 55

Azure Database Serverless Hardware 55

The Morning Paper

JUNE 30, 2019

Today we’re jumping from HotOS topics of 2019, to hot topics of 1977! It seems that under test load, it would behave beautifully until the performance just fell to the floor. Lots of things can cause a performance cliff, but the interesting thing here is that the system never recovers. The convoy phenomenon Blasgen et al.,

Traffic 75

Traffic Latency Programming Scalability 75

High Scalability

JANUARY 24, 2019

Sascha Segan : The processor in the Samsung Galaxy S10 performs better than the latest iPhones on most measures. TServerless : We sat with a solution architect, apparently they are aware of the latency issue and suggested to ditch api gw and build our own solution. Stand under Explain the Cloud Like I'm 10 (35 nearly 5 star reviews).

Internet 29

Internet Internet Scalability Games 29

Enprowess

SEPTEMBER 7, 2021

Enhanced performance: It has an Asynchronous or Non-blocking nature. Developers can perform non-blocking operations, which boosts web app performance. can be scaled vertically and horizontally to improve their performance. with its low latency I/O operations, gives the benefit of ‘No buffering’ to developers.

Open Source 52

Open Source Virtualization Programming Servers 52

O'Reilly

JULY 20, 2021

In 2019, YouTube had to settle with the FTC for a $170 million fine for selling ads targeting children. The concept of Zero Trust Networks speaks to this problem. It comes down to a key question: is the risk associated with an action greater than the trust we have that the person performing the action is who they say they are?

Google 121

Google Games Technology Technology 121

The Morning Paper

SEPTEMBER 12, 2019

The Apache MADLib project is still going strong, and the recent (July 2019) 1.16 Clearly the chosen decomposition can have a big impact on the resulting query performance. For the feed-forward neural network, TensorFlow using GPUs is still significantly faster with smaller hidden layers, but cannot scale. Experimental results.

Network 44

Network Database Programming Hardware 44

KeyCDN

JULY 11, 2019

Using an image CDN, such as KeyCDN, can significantly reduce the latency of your image delivery. Image Optimization Importance We have been talking a lot about website optimization lately and have interviewed many web performance experts to get their recommendations and advice. You guessed it, images. Mbps ( Opensignal ).

Speed 52

Speed Website Mobile Latency 52

Smashing Magazine

JANUARY 7, 2019

Front-End Performance Checklist 2019 [PDF, Apple Pages, MS Word]. Front-End Performance Checklist 2019 [PDF, Apple Pages, MS Word]. 2019-01-07T12:00:13+00:00. 2019-04-29T18:34:58+00:00. Web performance is a tricky beast, isn’t it? Back in the day, performance was often a mere afterthought.

Performance 104

Performance Cache Metrics Network 104

Testsigma

FEBRUARY 12, 2021

Are you aware that the scale of the app testing industry in 2019 was over USD$ 40 billion? The latest trend in hyperautomation – Gartner projects that by the year 2023, 25% of tasks by the organisations will be able to perform autonomously and hence reducing the cost. billion in 2019 to $40.74 billion in 2016. DevTestOps.

Artificial Intelligence 92

Artificial Intelligence Software Software IoT 92

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

Smashing Magazine

JANUARY 6, 2020

Front-End Performance Checklist 2020 [PDF, Apple Pages, MS Word]. Front-End Performance Checklist 2020 [PDF, Apple Pages, MS Word]. Web performance is a tricky beast, isn’t it? How do we actually know where we stand in terms of performance, and what our performance bottlenecks exactly are? Vitaly Friedman.

Performance 145

Performance Cache Network Metrics 145

Smashing Magazine

SEPTEMBER 29, 2021

This is why a lot of our guidance on performance talks about image optimization. Compression achieved is relevant because the higher the compression, the smaller the file size, and the lower the data required to transfer the image on the network. It was released in February 2019 by the Alliance for Open Media (AOMedia).

Open Source 144

Open Source Speed Website Google 144