Brendan Gregg

JULY 4, 2021

AWS Graviton2); for memory with the arrival of DDR5 and High Bandwidth Memory (HBM) on-processor; for storage including new uses for 3D Xpoint as a 3D NAND accelerator; for networking with the rise of QUIC and eXpress Data Path (XDP); and so on. Ford, et al., “TCP

Performance 140

Performance Latency Hardware Storage 140

Brendan Gregg

FEBRUARY 28, 2023

My personal opinion is that I don't see a widespread need for more capacity given horizontal scaling and servers that can already exceed 1 Tbyte of DRAM; bandwidth is also helpful, but I'd be concerned about the increased latency for adding a hop to more memory. Ford, et al., “TCP

Performance 110

Performance Latency Cache Virtualization 110

Speed Curve

FEBRUARY 5, 2024

Google recommends that TTFB be 800ms at the 75th percentile. The use of server-timing headers by content delivery networks closes a big gap. Latency – How much time does it take to deliver a packet from A to B. For more years than I care to mention, I've been advising folks that their TTFB should be under 500ms.

Servers 57

Servers Cache Retail Benchmarking 57

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.". It has 41 mostly 5 star reviews. They'll learn a lot and love you even more.5 5 billion : weekly visits to Apple App store; $500m : new US exascale computer; $1.7

Internet 134

Internet Internet Scalability Wireless 134

Tim Kadlec

JUNE 24, 2014

At Google I/O 2014 , Lara Swanson and Paul Lewis discussed performance culture. Mobile networks add a tremendous amount of latency. The new devices and fast networks we use are not necessarily what our users are using. We are not our end users. 40% of people abandon a site that takes longer than 2-3 seconds to load.

Google 49

Google Performance Latency Internet 49

Speed Curve

DECEMBER 4, 2023

Earlier this year, when Google announced that Interaction to Next Paint (INP) will replace First Input Delay (FID) as the responsiveness metric in Core Web Vitals in *gulp* March of 2024, we had a lot to say about it. TLDR: FID doesn't correlate with real user behavior, so we don't endorse it as a meaningful metric.) for mobile.

Mobile 54

Mobile Performance Metrics Google 54

Dotcom-Montior

NOVEMBER 16, 2021

Google was the first company to create, embrace, and put support behind the role of site reliability engineering. Since that time, the SRE role has evolved as the industry has changed and shifted from the traditional monolithic structures to large, widely distributed networks and microservices.

Monitoring 91

Monitoring Google DevOps Engineering 91

Brendan Gregg

FEBRUARY 28, 2023

My personal opinion is that I don't see a widespread need for more capacity given horizontal scaling and servers that can already exceed 1 Tbyte of DRAM; bandwidth is also helpful, but I'd be concerned about the increased latency for adding a hop to more memory. Ford, et al., “TCP

Performance 52

Performance Latency Cache Virtualization 52

Scalegrid

JANUARY 8, 2024

Artificial intelligence can automate tasks ranging from: data analysis resource provisioning system maintenance decision-making natural language processing This not only improves accuracy and reliability but also frees up valuable time for IT teams to focus on strategic tasks, such as resource management on platforms like Google Cloud.

Artificial Intelligence 147

Artificial Intelligence Cloud Scalability Analytics 147

O'Reilly

DECEMBER 2, 2019

The most obvious change 5G might bring about isn’t to cell phones but to local networks, whether at home or in the office. High-speed networks through 5G may represent the next generation of cord cutting. Those waits can be significant, even if you’re on a corporate network. What will 5G mean in practice? I don’t, do you?

Wireless 53

Wireless Serverless IoT Artificial Intelligence 53

Brendan Gregg

JULY 4, 2021

AWS Graviton2); for memory with the arrival of DDR5 and High Bandwidth Memory (HBM) on-processor; for storage including new uses for 3D Xpoint as a 3D NAND accelerator; for networking with the rise of QUIC and eXpress Data Path (XDP); and so on. Ford, et al., “TCP

Performance 52

Performance Latency Hardware Storage 52

Scalegrid

MARCH 22, 2024

They can also bolster uptime and limit latency issues or potential downtimes. Employing tools like: Terraform Apache OpenStack Kubernetes OpenShift Azure Arc Google Anthos are essential for deploying multi-cloud environments efficiently.

Strategy 130

Strategy Cloud Government Innovation 130

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. Ilya Grigorik. 2021-11-08T14:30:00+00:00. 2021-11-08T19:34:34+00:00.

Cache 135

Cache Best Practices Strategy Servers 135

KeyCDN

SEPTEMBER 12, 2019

Most of you have probably seen the following Google PageSpeed Insights optimization suggestion at one point or another when running a speed test: By compressing and adjusting the size of … you can save 14.2 An easy way to compress images is with our image processing service that happens to also be fully integrated into our existing network.

Social Media 106

Social Media Media Google Website 106

The Morning Paper

FEBRUARY 23, 2020

Note that AnyLog also differs from projects such as DeepDive or Google’s Knowledge Graph. There are five different types of member in an AnyLog system, and any network node can join without restriction as any type of member. Publishers are the producers of the actual data to be served by the network. Market participants.

Blockchain 94

Blockchain Internet Internet IoT 94

MachMetrics

OCTOBER 16, 2019

However, there is excitement around Starlink for other reasons – namely, the implications it might have for internet speed and latency – even by just a small amount (20 milliseconds on average). Starlink’s Goal: Reduce Internet Latency. What does Starlink and Reduced Latency have to do with me?

Internet 44

Internet Internet Latency Speed 44

Dotcom-Montior

OCTOBER 6, 2021

The term site reliability engineering first came into existence at Google in 2003 when a site reliability team was created. The term “Site Reliability Engineer” is attributed to Ben Treynor Sloss, now a Vice President of Engineering at Google. At that time, the team was made up of software engineers.

Engineering 67

Engineering DevOps Monitoring Google 67

Smashing Magazine

SEPTEMBER 28, 2022

There are millions of sites, and you are in close competition with every one of those Google search query results. The resource loading waterfall is a cascade of files downloaded from the network server to the client to load your website from start to finish. You can see this by opening your browser and looking in the Networking tab.

Cache 125

Cache Performance Servers Social Media 125

Testsigma

JANUARY 30, 2021

Each smartphone comes with various screen sizes and resolutions, operates on different network speeds, and has different hardware capabilities. Test how user-friendly an application is: Google search engine gives high priority to websites in comparison to desktop apps. Google ranks applications based on how user friendly it is.

Mobile 52

Mobile Testing Website Internet 52

VoltDB

DECEMBER 8, 2017

Omnipresent connectivity is driving new disruptive business models which are further driving up demands on the networks. Already adopted by large organizations like Google, Amazon and Netflix, microservices provide an agile and cost-effective way for CSPs to build their services quicker and keep them running longer.

Latency 40

Latency Virtualization Cloud Software Engineering 40

VoltDB

DECEMBER 8, 2017

Omnipresent connectivity is driving new disruptive business models which are further driving up demands on the networks. Already adopted by large organizations like Google, Amazon and Netflix, microservices provide an agile and cost-effective way for CSPs to build their services quicker and keep them running longer.

Latency 40

Latency Virtualization Cloud Software Engineering 40

The Morning Paper

NOVEMBER 10, 2019

Snap: a microkernel approach to host networking Marty et al., This paper describes the networking stack, Snap , that has been running in production at Google for the last three years+. Enter Google! The desire for CPU efficiency and lower latencies is easy to understand. SOSP’19. Emphasis mine).

Network 92

Network Transportation Latency Entertainment 92

Speed Curve

SEPTEMBER 4, 2013

The network constraints and what makes the web slow? Bandwidth, latency and it's fundamental impact on the speed of the web. Diagnotic Tools WebPagetest and how to read a browser waterfall Google Pagespeed Insights YSlow. Performance Tools. Uptime Monitoring Pingdom. Competitive Benchmarking SpeedCurve. Performance Checklists.

Speed 40

Speed Benchmarking Latency Mobile 40

Dean Hume

APRIL 24, 2018

Each HTTP request that is required for the page needs to travel over the network and in turn this consumes energy on both the server and client. Without effective caching on the client, the server will see an increase in workload, more CPU usage and ultimately increased latency for the end user. It’s a win-win all round!

Energy 40

Energy Cache Traffic Website 40

Dean Hume

APRIL 24, 2018

Each HTTP request that is required for the page needs to travel over the network and in turn this consumes energy on both the server and client. Without effective caching on the client, the server will see an increase in workload, more CPU usage and ultimately increased latency for the end user. It’s a win-win all round!

Energy 40

Energy Cache Traffic Website 40

Dean Hume

APRIL 24, 2018

Each HTTP request that is required for the page needs to travel over the network and in turn this consumes energy on both the server and client. Without effective caching on the client, the server will see an increase in workload, more CPU usage and ultimately increased latency for the end user. It’s a win-win all round!

Energy 40

Energy Cache Traffic Website 40

Abhishek Tiwari

JULY 12, 2018

Here are 8 fallacies of data pipeline The pipeline is reliable Topology is stateless Pipeline is infinitely scalable Processing latency is minimum Everything is observable There is no domino effect Pipeline is cost­-effective Data is homogeneous The pipeline is reliable The inconvenient truth is that pipeline is not reliable.

Latency 63

Latency Analytics Scalability Engineering 63

Rigor

JULY 2, 2019

Time spent on redirect is most noticeable on mobile devices, especially since they tend to use slower networks. By adding the need for additional JavaScript resources to your page, you increase the latency caused by the need to first download the webpage and then parse and execute the JavaScript before the browser can execute the redirect.

Mobile 60

Mobile Traffic Google Latency 60

KeyCDN

AUGUST 15, 2019

Wait time: Sometimes called average latency, wait time refers the amount of time a request spends in a queue before it gets processed. Google Lighthouse Google Lighthouse is a free and open source tool that is part of the Google Chrome DevTools family. Peak response time: The longest response time.

Testing Tools 55

Testing Tools Best Practices Performance Testing Testing 55

Smashing Magazine

OCTOBER 31, 2023

Why do we need Lighthouse at all when Google also offers similar reports in PageSpeed Insights (PSI)? CrUX data is important because it is how web core vitals are measured, which, in turn, are a ranking factor for Google’s search results. The reason for the distinction is that there are different ways to throttle a network for testing.

Speed 97

Speed Google Website Metrics 97

Tim Kadlec

JULY 28, 2015

Steps 1-3 are all network constrained. How quickly they happen, and the cost, depends mostly on the characteristics of the network: the bandwidth, latency, cost of data, etc. All of the optimizations that take place focus primarily on the reducing the impact on the network (1-3). Steps 4-8 are device constrained.

Architecture 75

Architecture Servers Network Latency 75

Dynatrace

JUNE 1, 2023

Note : you might hear the term latency used instead of response time. Both latency and response time are critical to ensure reliability. Latency typically refers to the time it takes for a single request to travel from its source to its destination. Latency primarily focuses on the time spent in transit.

Latency 179

Latency Website Traffic Virtualization 179

Dynatrace

JUNE 1, 2023

Note : you might hear the term latency used instead of response time. Both latency and response time are critical to ensure reliability. Latency typically refers to the time it takes for a single request to travel from its source to its destination. Latency primarily focuses on the time spent in transit.

Traffic 173

Traffic Latency Website Virtualization 173

Rigor

OCTOBER 30, 2019

One free tool has become prominent in the space – Google Lighthouse – and one question often bubbles up: “I use Google Lighthouse for one-off snapshots of my site’s performance, so why do I need a performance monitoring solution?” Where Google Lighthouse Shines Bright.

Google 51

Google Best Practices Energy Website 51

Percona

MARCH 29, 2023

In this blog, we will discuss both data and network-level compression offered in MongoDB. We will discuss snappy and zstd for data block and zstd compression in a network. By default, MongoDB provides a snappy block compression method for storage and network communication. Snappy is a compression library developed by Google.

Storage 105

Storage Network Open Source Latency 105

Scalegrid

MARCH 14, 2024

When delving into the networking aspect of a hybrid cloud deployment, complexities arise due to the requirement of linking or expanding existing on-premises network architectures into the cloud sphere. We will examine each of these elements in more detail.

Strategy 130

Strategy Cloud Artificial Intelligence Infrastructure 130

Tim Kadlec

SEPTEMBER 25, 2014

It’s a device actively being sold by a few prepaid networks. This is notable because we’re seeing companies such as Mozilla and Google targeting emerging markets with affordable, low-powered devices that otherwise run modern browsers. Google had a great post a few years back about how they reduced startup latency for Gmail.

Latency 41

Latency Google Hardware Servers 41