Alex Russell

JANUARY 30, 2024

The usual caveats also apply: Performance is a deep and nuanced domain, and much can go wrong beyond content size and composition. How sites manage resources after-load can have a big impact on perceived performance. Until and unless teams have better data about their performance, the global baseline budget should be enforced.

Performance 90

Performance Network Mobile Speed 90

Percona

JULY 20, 2023

We often forget or take for granted the network hops involved and the additional overhead it creates on the overall performance. But it could cause severe performance penalties in many cases and overall throughput deterioration. He demonstrated a specific case of a 2x performance degradation while using TCP/IP connection.

Network 62

Network Performance Latency Servers 62

Dynatrace

SEPTEMBER 18, 2020

Sure, cloud infrastructure requires comprehensive performance visibility, as Dynatrace provides , but the services that leverage cloud infrastructures also require close attention. Well-defined APIs are required for managing such microservices and tracking changes in their performance. High latency or lack of responses.

Infrastructure 187

Infrastructure Latency Metrics Analytics 187

Alex Russell

MAY 9, 2022

Despite advances in browser tooling , automated evaluation , lab tools , guidance , and runtimes , however, teams struggle to deliver even decent performance with today's popular frameworks. What is Performance? It may seem a silly question, but what is performance, exactly?

Performance 86

Performance Latency Metrics Engineering 86

Smashing Magazine

MARCH 25, 2021

How To Boost Media Performance On A Budget. How To Boost Media Performance On A Budget. However, just as out-of-control spending bodes ill in the long run, so does unbudgeted digital media decimate site performance. Performance Budgets. “A A performance budget is ‘. Business Performance. Akshay Ranganath.

Media 118

Media Performance Mobile Latency 118

Alex Russell

MARCH 6, 2021

Back in 2016, I gave a talk outlining the causes and effects of the terrible performance of web apps built using popular tools on the fastest-growing device segment: low-end to mid-range Android phones. Poor performance has a compound effect on user expectations at an ecosystem level. Live by the link, die by the link.

Performance 124

Performance Network Cache Metrics 124

Randon ASCII

SEPTEMBER 8, 2019

With a bit of column rearranging we get this impressive result: What this says is that, over the course of two right-mouse clicks, RuntimeBroker.exe , thread 10,252, issued 229,604 ReadFile calls, reading a total of 15,686,586 bytes. Now that we suspect file I/O it’s necessary to go to Graph Explorer-> Storage-> File I/O.

Latency 79

Latency Cache Programming Operating System 79

The Netflix TechBlog

NOVEMBER 17, 2022

Of course, we believe in the transformative potential of NN throughout video applications, beyond video downscaling. While conventional video codecs remain prevalent, NN-based video encoding tools are flourishing and closing the performance gap in terms of compression efficiency. On a CPU, we leveraged oneDnn to further reduce latency.

Network 292

Network Media Innovation Efficiency 292

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

Dynatrace

AUGUST 27, 2019

As soon as Dynatrace detects a disk health related issue—in this case Low disk space—the Dynatrace AI causation engine provides automated root cause analysis that shows you all related performance errors, as well as which applications and services have been affected by the issue. xMatters creates a dedicated Slack channel.

Systems 176

Systems DevOps Latency Azure 176

Scalegrid

NOVEMBER 25, 2019

ScyllaDB offers significantly lower latency which allows you to process a high volume of data with minimal delay. In fact, according to ScyllaDB’s performance benchmark report, their 99.9 percentile latency is up to 11X better than Cassandra on AWS EC2 bare metal. So this type of performance has to come at a cost, right?

Big Data 187

Big Data Database Open Source Azure 187

Dynatrace

MAY 17, 2023

Making applications observable—relying on metrics, logs, and traces to understand what software is doing and how it’s performing—has become increasingly important as workloads are shifting to multicloud environments. This will get us straight to the application page, where we get more insight on how our front end actually performs.

Metrics 166

Metrics Monitoring Database Network 166

The Netflix TechBlog

SEPTEMBER 8, 2020

Over the course of this post, we will talk about our approach to this migration, the strategies that we employed, and the tools we built to support this. Being able to canary a new route let us verify latency and error rates were within acceptable limits. Background The Netflix Android app uses the falcor data model and query protocol.

Latency 233

Latency Cache Java Traffic 233

Scalegrid

JULY 29, 2020

In our final post, we will put them head-to-head in a detailed feature comparison and compare the results of PgBouncer vs. Pgpool-II performance for your PostgreSQL hosting ! Performance Testing. Since PgBouncer is a very light-weight process, installing it on the box has no impact on overall performance. Final Words.

Benchmarking 246

Benchmarking Database Performance Testing Availability 246

IO River

NOVEMBER 2, 2023

A CDN (Content Delivery Network) is a network of geographically distributed servers that brings web content closer to where end users are located, to ensure high availability, optimized performance and low latency. The result would be a performance drop in the end users’ experience, often causing the application to become unusable.

Best Practices 52

Best Practices Strategy Traffic Virtualization 52

Smashing Magazine

NOVEMBER 8, 2021

As developers, we rightfully obsess about the customer experience, relentlessly working to squeeze every millisecond out of the critical rendering path, optimize input latency, and eliminate jank. We work with millions of merchants, and as many companies, we obsess about storefront performance. Ilya Grigorik. 2021-11-08T14:30:00+00:00.

Cache 136

Cache Best Practices Strategy Servers 136

CSS Wizardry

APRIL 22, 2020

Of course, this total of 100% only measures compressible responses that actually were compressed—there are still many millions of resources that could or should have been compressed but were not. And speaking purely anecdotally, moving a client of mine from Gzip to Brotli led to a median file-size saving of 31%. Running the Tests.

Latency 269

Latency Servers Website Speed 269

High Scalability

MARCH 22, 2019

µs of replication latency on lossy Ethernet, which is faster than or comparable to specialized replication systems that use programmable switches, FPGAs, or RDMA.". At some point, the e-mail I send over WiFi will hit a wire, of course". We achieve 5.5 matthewstoller : I just looked at Netflix’s 10K.

Internet 134

Internet Internet Scalability Wireless 134

The Morning Paper

NOVEMBER 10, 2019

Here are the bombshell paragraphs: Our datacenter applications seek ever more CPU-efficient and lower-latency communication, which Pony Express delivers. The desire for CPU efficiency and lower latencies is easy to understand. Upgrades are performed incrementally, one engine at a time. Performance numbers.

Network 92

Network Transportation Latency Entertainment 92

Dynatrace

MARCH 17, 2021

OneAgent gives you all the operational and business performance metrics you need, from the front end to the back end and everything in between—cloud instances, hosts, network health, processes, and services. You want to optimize your Citrix landscape with insights into user load and screen latency per server? Dynatrace Extensions 2.0

Metrics 164

Metrics Monitoring Network Technology 164

CSS Wizardry

AUGUST 13, 2019

So, what are the performance implications of all of this? Although this response has a 0B filesize, we will always take the latency hit on every single page view (and this response is basically 100% latency). com , which introduces yet more latency for the connection setup. It is actively harmful for performance.

Latency 203

Latency Cache Strategy Media 203

The Morning Paper

JANUARY 28, 2020

Shredder is " a low-latency multi-tenant cloud store that allows small units of computation to be performed directly within storage nodes. " " Running end-user compute inside the datastore is not without its challenges of course. High performance. Introducing Shredder.

Serverless 99

Serverless Storage Latency Cloud 99

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

Scalegrid

FEBRUARY 8, 2024

Durability Availability Fault tolerance These combined outcomes help minimize latency experienced by clients spread across different geographical regions. Opting for synchronous replication within distributed storage brings about reinforced consistency and integrity of data, but also bears higher expenses than other forms of replicating data.

Storage 130

Storage Systems Big Data Azure 130

The Morning Paper

FEBRUARY 6, 2020

Given the simplicity and economic appeal of FaaS, it is interesting to explore designs that preserve the autoscaling and operational benefits of current offerings, while adding performant, cost-efficient and consistent shared state and communication. Oh, and there’s a scheduler too of course to keep all the plates spinning.

Serverless 98

Serverless Lambda Cache Latency 98

The Morning Paper

JANUARY 30, 2020

Edge servers are the middle ground – more compute power than a mobile device, but with latency of just a few ms. The client MWW combines these estimates with an estimate of the input/output transmission time (latency) to find the worker with the minimum overall execution latency. Is the migration worth it though?

Mobile 104

Mobile Cloud Latency Games 104

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]. 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 104

Performance Cache Metrics Network 104

Smashing Magazine

AUGUST 10, 2023

Large preview ) I don’t know about you, but it often feels like I’m missing something when measuring page speed performance. Not the best way to get a high-level view of performance. I’ve had time to work with DebugBear and thought I’d give you a peek at it with some notes on my experience using it to monitor performance.

Speed 82

Speed Monitoring Testing Network 82

n0derunner

SEPTEMBER 17, 2018

It is the shared storage that often causes performance issues for data bases which are otherwise separated across nodes. In such a case we have a Bandwidth heavy workload profile (reporting) sharing with a Latency Sensitive workload (transactional). The key thing to observe is the impact on the latency sensitive (OLTP) workload.

Performance Testing 40

Performance Testing Benchmarking Testing Performance 40

IO River

NOVEMBER 2, 2023

A CDN (Content Delivery Network) is a network of geographically distributed servers that brings web content closer to where end users are located, to ensure high availability, optimized performance and low latency. The result would be a performance drop in the end users’ experience, often causing the application to become unusable.

Best Practices 40

Best Practices Strategy Traffic Virtualization 40

The Morning Paper

OCTOBER 6, 2019

Model performance is not the same as business performance. Prediction serving latency matters. Lesson 2: model performance is not the same as business performance. An interesting finding is that increasing the performance of a model does not necessarily translate into a gain in [business] value.

Latency 102

Latency Metrics Cache Design 102

The Morning Paper

NOVEMBER 15, 2020

Options 1 and 2 are of course the ‘scale out’ options, whereas option 3 is ‘scale up’. This makes the whole system latency sensitive. In fact, whatever module of Snort you try to offload to a hypothetical infinitely fast accelerator, you can never get close to the performance targets of Pigasus.

Servers 128

Servers Hardware Latency Design 128

The Morning Paper

MAY 12, 2019

The paper examines the implications of microservices at the hardware, OS and networking stack, cluster management, and application framework levels, as well as the impact of tail latency. The top line shows the change in tail latency across a set of monolithic applications as operating frequency decreases. Hardware implications.

Open Source 61

Open Source Hardware Benchmarking Systems 61

Dotcom-Montior

MAY 12, 2020

They now allow users to interact more with the company in the form of online forms, shopping carts, Content Management Systems (CMS), online courses, etc. Web monitoring is a comprehensive term that describes the activity of testing a website or web application for its availability and performance. Network latency.

Monitoring 63

Monitoring Entertainment Hardware Latency 63

Dotcom-Montior

NOVEMBER 16, 2021

SLIs are the actual performance metrics of your services. For example, if your SLO states that your uptime must be 99.9%, the actual SLI must meet or exceed that performance metric in order meet that specific SLO. The actual performance, or measurements, of your SLOs that determine the level of compliance. Monitoring.

Monitoring 91

Monitoring Google DevOps Engineering 91

Alex Russell

OCTOBER 22, 2017

TL;DR: performance budgets are an essential but under-appreciated part of product success and team health. Nobody is trying to do a poor job, and yet the results of a “completed” PWA project often require weeks or months of painstaking rework to deliver minimally acceptable performance. Partner meetings are illuminating.

Performance 68

Performance Benchmarking Network Mobile 68

The Morning Paper

JUNE 13, 2019

Making queries to an inference engine has many of the same throughput, latency, and cost considerations as making queries to a datastore, and more and more applications are coming to depend on such queries. First off there still is a model of course (but then there are servers hiding behind a serverless abstraction too!). autoscaling).

Hardware 58

Hardware Latency Serverless Energy 58