Brendan Gregg

SEPTEMBER 25, 2021

This server is spending about a third of its CPU cycles just checking the time! Measuring the speed of time Is there already a microbenchmark for os::javaTimeMillis()? Even with the broken Java stacks, I noticed a big difference: On Ubuntu, there's a massive amount of CPU time in a libjvm call: os::javaTimeMillis().

Speed 103

Speed Java AWS Virtualization 103

MachMetrics

DECEMBER 14, 2019

As you know, there are many metrics that determine a website’s page speed, and we can’t look at just one of them to determine how performant our site is. By analyzing the data from Backlinko.com and their Page Speed Stats article, we’ll look to answer these questions: What size should be a website be?

Best Practices 105

Best Practices Speed Mobile Google 105

Scalegrid

JANUARY 25, 2024

You will need to know which monitoring metrics for Redis to watch and a tool to monitor these critical server metrics to ensure its health. Effective monitoring of key performance indicators plays a crucial role in maintaining this optimal speed of operation. You can pick a smart selection of relevant metrics from these.

Metrics 130

Metrics Monitoring Latency Cache 130

SQL Performance

DECEMBER 17, 2019

One initial, easy step to moving your SQL Server on-premises workloads to the cloud is using Azure VMs to run your SQL Server workloads in an infrastructure as a service (IaaS) scenario. You will still have to maintain your operating system, SQL Server and databases just like you would in an on-premises scenario.

Azure 72

Azure Virtualization Servers Storage 72

Smashing Magazine

AUGUST 9, 2022

PageSpeed Compare is a page speed evaluation and benchmarking tool. It graphs server, network, CSS, Javascript, critical content, and image optimizations to show the potential savings you could gain by incorporating fixes into your site. With Treo Site Speed, you can also benchmark a website against competitors.

Performance 134

Performance Benchmarking Website Metrics 134

Brendan Gregg

MAY 22, 2021

For example, benchmarks. As an analogy, a car's dashboard is a collection of observability tools that let you understand how the car is operating (speed, rpm, temperature). If they trusted me with a login to their production servers, I could help them a lot quicker. Wait, aren't all performance tools observability tools?

Benchmarking 110

Benchmarking Metrics Speed Database 110

Percona

NOVEMBER 3, 2023

PostgreSQL Cluster One coordinator node citus-coord-01 Three worker nodes citus1 citus2 citus3 Hardware AWS Instance Ubuntu Server 20.04, SSD volume type 64-bit (x86) c5.xlarge And now, execute the benchmark: -- execute the following on the coordinator node pgbench -c 20 -j 3 -T 60 -P 3 pgbench The results are not pretty.

Database 114

Database Benchmarking Latency C++ 114

Percona

MARCH 23, 2023

Hardware Memory The amount of RAM to be provisioned for database servers can vary greatly depending on the size of the database and the specific requirements of the company. Some servers may need a few GBs of RAM, while others may need hundreds of GBs or even terabytes of RAM. Benchmark before you decide.

Performance 144

Performance Hardware Tuning Storage 144

Adrian Cockcroft

SEPTEMBER 23, 2024

Most publications have simply reported the benchmark improvement claims, but if you stop to think about them, the numbers dont make sense based on a simplistic view of the technology changes. So first thing to understand is that the benchmark skips a generation and compares product that differs over about a two year interval.

Benchmarking 52

Benchmarking Energy Architecture Latency 52

KeyCDN

AUGUST 29, 2019

Running speed tests with tools like Google PageSpeed Insights , WebPageTest , or KeyCDN’s Website Speed Test are always a good way to help gauge your website’s performance. Why Care About Page Speed? There are a multitude of reasons why you should care about page speed. A site which loads in 2.6

Google 103

Google Cache Speed Analytics 103

Percona

JUNE 22, 2023

As a MySQL database administrator, keeping a close eye on the performance of your MySQL server is crucial to ensure optimal database operations. However, simply deploying a monitoring tool is not enough; you need to know which Key Performance Indicators (KPIs) to monitor to gain insights into your MySQL server’s health and performance.

Performance 136

Performance Monitoring Traffic Database 136

Speed Curve

FEBRUARY 5, 2024

Server-timing headers are a key tool in understanding what's happening within that black box of Time to First Byte (TTFB). Looking at the industry benchmarks for US retailers , four well-known sites have backend times that are approaching – or well beyond – that threshold.

Servers 64

Servers Cache Benchmarking Retail 64

Dotcom-Montior

AUGUST 5, 2020

Page speed has been a key factor in Google’s ranking algorithm since 2010 , so it is essential to understand the various ways you can optimize your pages and why implementing synthetic monitoring can ensure your pages perform flawlessly and revenue isn’t lost. Remember, speed is key to the user experience. Optimize Your Pages.

Website 92

Website Speed Cache Traffic 92

Particular Software

SEPTEMBER 20, 2021

Sometimes developers only care about speed. Why RPC is “faster” It’s tempting to simply write a micro-benchmark test where we issue 1000 requests to a server over HTTP and then repeat the same test with asynchronous messages. But that’s just a micro-benchmark and doesn’t tell you the whole story.

Benchmarking 97

Benchmarking Latency Servers Systems 97

Rigor

JUNE 14, 2019

Whether you’re new to web performance or you’re an expert working with the business side of your organization to gain buy-in on performance culture, we suggest starting with six specific metrics: Time to Interactive , First Contentful Paint , Visually Complete , Speed Index , Time to First Byte , and Total Content Size. Speed Index.

Metrics 101

Metrics Performance Speed Ecommerce 101

Scalegrid

MARCH 28, 2024

Introduction Caching serves a dual purpose in web development – speeding up client requests and reducing server load. Redis Revealed: An Overview Redis, a renowned open-source, in-memory remote dictionary server, stands out for its diverse data structures and advanced features. Data transfer technology.

Cache 130

Cache Storage Scalability Architecture 130

Smashing Magazine

MARCH 2, 2021

This goes way beyond basic optimizations such as color contrast and server response times. If you’d like to dive deeper into the performance of Android and iOS devices, you can check Geekbench Android Benchmarks for Android smartphones and tablets, and iOS Benchmarks for iPhones and iPads. billion by 2026. Large preview ).

Mobile 142

Mobile Testing Website Benchmarking 142

SQL Performance

AUGUST 27, 2019

On August 7, 2019, AMD finally unveiled their new 7nm EPYC 7002 Series of server processors, formerly code-named "Rome" at the AMD EPYC Horizon Event in San Francisco. This is the second generation EPYC server processor that uses the same Zen 2 architecture as the AMD Ryzen 3000 Series desktop processors.

Servers 52

Servers Benchmarking Virtualization Architecture 52

HammerDB

JANUARY 5, 2019

Some opinions claim that “Benchmarks are meaningless”, “benchmarks are irrelevant” or “benchmarks are nothing like your real applications” However for others “Benchmarks matter,” as they “account for the processing architecture and speed, memory, storage subsystems and the database engine.”

Benchmarking 40

Benchmarking Database Social Media Scalability 40

Speed Curve

SEPTEMBER 4, 2013

Why speed matters, examples of the impact saving a few seconds of load time has had on revenue and engagement. Bandwidth, latency and it's fundamental impact on the speed of the web. An overview of tools for measuring performance, uptime monitoring, real user monitoring and performance benchmarking. Muti-device challenges.

Speed 40

Speed Benchmarking Mobile Website 40

Percona

JANUARY 24, 2023

There will be a considerable gain if we combine this with other sets of great improvements in WAL archiving in PostgreSQL 15, as discussed in previous posts New WAL Archive Module/Library in PostgreSQL 15 and Speed Up of the WAL Archiving in PostgreSQL 15. But this comes with a considerable performance implication.

Database 142

Database Benchmarking Open Source Latency 142

Smashing Magazine

FEBRUARY 15, 2021

A video with large dimensions or a high bitrate will take longer to download and will require a higher speed network to play back smoothly. Bitrate is the playback speed of the video. However, all the other connections have a downlink speed that’s significantly lower than 20 MBPS. There is a solution though! Large preview ).

Network 144

Network Speed Website Mobile 144

Brendan Gregg

SEPTEMBER 25, 2021

This server is spending about a third of its CPU cycles just checking the time! Measuring the speed of time Is there already a microbenchmark for os::javaTimeMillis()? Even with the broken Java stacks, I noticed a big difference: On Ubuntu, there's a massive amount of CPU time in a libjvm call: os::javaTimeMillis().

Speed 52

Speed Java AWS Virtualization 52

Smashing Magazine

JUNE 2, 2021

Every front-end developer is chasing the same holy grail of performance: green scores in Google Page Speed. Real-life performance for your users and how the website “feels” when you’re using it should not be discounted, even if it costs you a point or two in Page Speed (otherwise, we would all just have a search bar and unstyled text).

Performance 132

Performance Cache Website Mobile 132

Scalegrid

JANUARY 12, 2024

These include popular technologies such as web servers and web applications, along with advanced solutions like distributed data stores and containerized microservices. Memory Allocation: Allocating sufficient memory linked directly to the assigned CPU ensures effective utilization resulting in better system speed.

Cloud 130

Cloud Virtualization Storage Efficiency 130

HammerDB

JUNE 27, 2022

This post is targeted towards the questions most often asked by non-technical management who want to get up to speed on what HammerDB is (what it isn’t) and how it can benefit their organization. HammerDB is a software application for database benchmarking. What is HammerDB? Supported Databases. Derived Workloads.

Benchmarking 63

Benchmarking Open Source C++ Cache 63

HammerDB

APRIL 27, 2021

As the workflow in the CLI and GUI are the same we will show equivalent commands side by side to help you quickly get up to speed on using the CLI in both interactive and scripted scenarios. In this example we are using SQL Server so the message shows that everything is in order and we can proceed with running tests. help command.

Virtualization 74

Virtualization Benchmarking Database Operating System 74

Rigor

JANUARY 13, 2020

Yet, we wanted to put together our list of the top web performance books for anyone who cares about speed of the web and would like to explore the timeline of web performance engineering milestones over nearly two decades through the lens of published books. Site speed & SEO go hand in hand. Speed Up Your Site. Still good.

Performance 75

Performance Social Media Website Website Performance 75

Brendan Gregg

SEPTEMBER 25, 2021

This server is spending about a third of its CPU cycles just checking the time! Measuring the speed of time Is there already a microbenchmark for os::javaTimeMillis()? Even with the broken Java stacks, I noticed a big difference: On Ubuntu, there's a massive amount of CPU time in a libjvm call: os::javaTimeMillis().

Speed 40

Speed Java AWS Virtualization 40

SQL Server According to Bob

SEPTEMBER 26, 2016

When we released Always On Availability Groups in SQL Server 2012 as a new and powerful way to achieve high availability, hardware environments included NUMA machines with low-end multi-core processors and SATA and SAN drives for storage (some SSDs). As we moved towards SQL Server 2014, the pace of hardware accelerated.

Availability 40

Availability Servers Hardware Benchmarking 40

CSS - Tricks

APRIL 1, 2021

Google’s industry benchmarks from 2018 also provide a striking breakdown of how each second of loading affects bounce rates. Speed is also something Google considers when ranking your website placement on mobile. Speed is also something Google considers when ranking your website placement on mobile.

Cache 94

Cache Social Media Media Website 94

CSS - Tricks

JUNE 5, 2020

It took a few months for major CDN players to support Brotli, but meanwhile it was seeing widespread adoption in tools, services, browsers and servers. I had several tricks that could significantly speed up websites. In my benchmarks, Brotli:11 takes several hundred milliseconds to compress a single minified jQuery file.

Cache 83

Cache Website Servers Open Source 83

Speed Curve

DECEMBER 21, 2022

Your current competitive benchmarks status. We've added new capabilities for defining page labels with an easy, no-code, server-side (SpeedCurve) option using URL patterns. Expanded Industry Speed Benchmarks. You can see at a glance: Key metrics like Core Web Vitals and your User Happiness score.

Benchmarking 52

Benchmarking Retail Traffic Metrics 52

Speed Curve

JULY 2, 2013

SpeedCurve focuses on a third which I like to call web performance benchmarking. These services often check from various geographic locations to keep an eye on network routes to your server and will send you alerts via email and txt if your website is down. Web Performance Benchmarking. Uptime Monitoring. Real User Monitoring.

Benchmarking 40

Benchmarking Performance Website Analytics 40

Speed Curve

NOVEMBER 1, 2022

Page labels give you the ability to: Compare and benchmark similar pages across different sites. Compare and benchmark similar pages across different sites. Benchmark key pages against those of your competitors. Benchmark Dashboard from SpeedCurve. Why should I care about page labels? How do page labels help me?

Benchmarking 64

Benchmarking Best Practices Monitoring Traffic 64

HammerDB

APRIL 19, 2023

GHz 4th Generation Intel Xeon Scalable processors (code-named Sapphire Rapids) Up to 20% higher compute performance than z1d instances Up to 50 Gbps of networking speed Up to 40 Gbps of bandwidth to the Amazon Elastic Block Store (EBS) We can also verify these capabilities by running some simple benchmarks on the different subsystems.

Performance 55

Performance Benchmarking Cache Storage 55

Percona

DECEMBER 20, 2018

In this post we will review the most important Linux settings to adjust for performance tuning and optimization of a MySQL database server. How to Restore MySQL Logical Backup at Maximum Speed. So I started a couple of instances to test Percona Server for MySQL under this CPU. How to Speed Up Pattern Matching Queries.

Database 50

Database Tuning Performance AWS 50