Dynatrace

JULY 24, 2023

Observability data provides a treasure trove of performance, stability, and user experience metrics encompassing error rates, response times, and user engagement. With swift precision, an answer-driven automation solution that uses causal AI can transform these metrics into invaluable insights. Download the free 2023 CIO Report.

DevOps 224

DevOps Traffic Efficiency Servers 224

The Netflix TechBlog

MARCH 7, 2024

Once we have discovered the Parquet files to be processed, MetaflowDataFrame takes over: it downloads data using Metaflow’s high-throughput S3 client directly to the process’ memory, which often outperforms reading of local files. In other cases, it is more convenient to share the results via a low-latency API.

Systems 226

Systems Media Cache Open Source 226

Smashing Magazine

AUGUST 3, 2023

Google’s Core Web Vitals is a set of performance metrics that site owners can use to evaluate performance and diagnose performance issues. These metrics provide a different perspective on user experience: Largest Contentful Paint (LCP) Measures the time it takes for the main content on a webpage to load. One of the key Next.js

Performance 74

Performance Cache Traffic Metrics 74

Dynatrace

SEPTEMBER 25, 2019

Citrix platform performance—optimize your Citrix landscape with insights into user load and screen latency per server. As a part of the Citrix monitoring extension for Dynatrace, we deliver a OneAgent plugin that adds several Citrix-specific WMI counters to the set of metrics reported by OneAgent.

Latency 118

Latency Performance Virtualization Infrastructure 118

Percona

DECEMBER 26, 2023

This PoC demonstrates how to install and configure pg_stat_monitor in order to extract useful and actionable metrics from a PostgreSQL database and display them on a Grafana dashboard. About the environment Grafana: version 10.0.0 Grafana database backend: Prometheus version 2.15.2+d tps, lat 11.718 ms stddev 3.951 progress: 4440.0

Benchmarking 121

Benchmarking Metrics C++ Database 121

Dynatrace

JANUARY 18, 2023

This methodology aims to improve software system reliability using several key categories such as availability, performance, latency, efficiency, capacity, and incident response. They enable organizations to set and measure specific metrics for agreed-upon service levels, ensuring that users receive the high-quality experience they expect.

DevOps 203

DevOps Best Practices Innovation Strategy 203

Smashing Magazine

AUGUST 15, 2023

In order for the browser to display the image, it has a fairly long chain of dependencies: Download the HTML. Download and parse the CSS. Download the image. So noticeable, in fact, that Core Web Vitals has a metric all about it called Largest Contentful Paint (LCP). Reconcile the CSS ruleset with the DOM.

Media 73

Media Metrics Mobile Best Practices 73

Percona

JUNE 22, 2023

This includes metrics such as query execution time, the number of queries executed per second, and the utilization of query cache and adaptive hash index. Replication lag can occur due to various factors such as network latency, system resource limitations, complex transactions, or heavy write loads on the primary/master database.

Performance 102

Performance Monitoring Traffic Database 102

Scalegrid

JANUARY 19, 2024

Therefore, companies must carefully consider key performance metrics and methodologies to stay relevant and successful in timely and trend-oriented markets. By incorporating journaling into MongoDB, data integrity is maintained while reducing latency for writing, ultimately improving the overall stability and performance of the database.

Database 130

Database Network Servers Monitoring 130

Adrian Cockcroft

JANUARY 29, 2023

The mean and percentile measurements hide this structure, but the rest of this post will show how the structure can be measured and analyzed so that you can figure out a useful model of your system, understand what is driving the long tail of latencies and come up with better SLAs and measures of capacity.

Lambda 98

Lambda Latency Cache C++ 98

CSS - Tricks

APRIL 1, 2021

Site performance is potentially the most important metric. seconds faster on average and it drove 60 million more Firefox downloads per year. Having a slow site might leave you on page 452 of search results, regardless of any other metric. billion if the site slowed down by just one second.

Cache 92

Cache Social Media Media Website 92

Smashing Magazine

MARCH 25, 2021

However, having a performance budget as a standalone metric might not be of much help. Anyone with a web presence would appreciate the relationship between the effect of various performance measures on business metrics. CDNs can alleviate last-mile latency, shorten a video’s start time, and potentially reduce buffering issues.

Media 118

Media Performance Mobile Latency 118

Smashing Magazine

MAY 16, 2022

The header is constructed via a name with an optional description and/or metric value. Web browsers expose a global Performance Timeline API to inspect details about specific metrics/events that have happened during the page lifecycle. For example, we almost always trigger image downloads by putting an img element in our HTML.

Servers 94

Servers Monitoring Cache Network 94

Smashing Magazine

JANUARY 11, 2021

LogRocket tracks key metrics, incl. Getting Ready: Planning And Metrics Performance culture, Core Web Vitals, performance profiles, CrUX, Lighthouse, FID, TTI, CLS, devices. Download The Checklist (PDF, Apple Pages, MS Word). Getting Ready: Planning And Metrics. Get a free trial of LogRocket today. Table Of Contents.

Performance 145

Performance Cache Media Metrics 145

John McCalpin

APRIL 2, 2020

All of the SPECfp_rate2000 results were downloaded from www.spec.org, the results were sorted by processor type, and “peak floating-point operations per cycle” was manually added for each processor type. In these tests, we did not have the same ability to vary memory latency that I had with the 2007 Opteron systems.

Benchmarking 59

Benchmarking Performance Latency Architecture 59

CSS - Tricks

JULY 25, 2019

Lighthouse records metrics from the browser, applies a scoring model to them, and presents an overall performance score. Guidelines for improvement are suggested based on how specific metrics score. During performance tests, Lighthouse records many metrics focused on what a user sees and experiences. Estimated Input Latency.

Google 71

Google Engineering Speed Mobile 71

CSS - Tricks

MARCH 16, 2020

Along with other general diagnostics and web performance metrics, a really useful feature of the report is that each of the key areas is aggregated into color-coded scores between 0-100. I use the Homebrew package manager, but you can also download an installer straight from the Node.js Here’s what a full report looks like.

Google 82

Google Latency Website Metrics 82

Alex Russell

MARCH 6, 2021

The scale of the effect can be deeply situational or hard to suss out without solid metrics. Since then, the metrics conversation has moved forward significantly, culminating in Core Web Vitals , reported via the Chrome User Experience Report to reflect the real-world experiences of users. Is that a lot?

Performance 124

Performance Network Cache Metrics 124

Smashing Magazine

JANUARY 6, 2020

Getting Ready: Planning And Metrics. Download The Checklist (PDF, Apple Pages, MS Word). You can also just download the checklist PDF (166 KB) or download editable Apple Pages file (275 KB) or the.docx file (151 KB). (You Getting Ready: Planning And Metrics. Setting Realistic Goals. Defining The Environment.

Performance 145

Performance Cache Network Metrics 145

Percona

APRIL 7, 2023

Here’s how the same test performed when running Percona Distribution for PostgreSQL 14 on these same servers: Queries: reads Queries: writes Queries: other Queries: total Transactions Latency (95th) MySQL (A) 1584986 1645000 245322 3475308 122277 20137.61 Download Percona Monitoring and Management Today

Tuning 135

Tuning Cache Servers Benchmarking 135

Smashing Magazine

JANUARY 7, 2019

Getting Ready: Planning And Metrics. Download The Checklist (PDF, Apple Pages, MS Word). You can also just download the checklist PDF (166 KB) or download editable Apple Pages file (275 KB) or the.docx file (151 KB). (You Getting Ready: Planning And Metrics. Setting Realistic Goals. Defining The Environment.

Performance 104

Performance Cache Metrics Network 104

Percona

SEPTEMBER 1, 2023

This reduction in latency ensures that applications and websites provide a more rapid and responsive user experience. Download the eBook now What are the Common Performance Issues in MySQL Databases? Key metrics such as CPU usage, memory usage, and disk I/O offer insights into how efficiently your database server operates.

Tuning 52

Tuning Database Performance Hardware 52

Smashing Magazine

MAY 20, 2020

Which metrics should I use?” Which values of these metrics are acceptable?”. The metrics selection is outside of the scope of this article and depends highly on the project context, but I recommend that you start by reading User-centric Performance Metrics by Philip Walton. Adding 20% to them and set as your next goals.

Performance 99

Performance Metrics Best Practices Code 99

The Netflix TechBlog

JUNE 13, 2023

By collecting and analyzing key performance metrics of the service over time, we can assess the impact of the new changes and determine if they meet the availability, latency, and performance requirements. The results are then evaluated using specific metrics to determine whether the hypothesis is valid.

Traffic 279

Traffic Metrics Systems Strategy 279

Alex Russell

OCTOBER 22, 2017

This helps support executive sponsors who then have meaningful metrics to point to in justifying the investments being made. Very rarely have we seen a team succeed that doesn’t set budgets, gather RUM metrics, and carry representative customer devices. Teams with budgets also find it easier to track and graph progress.

Performance 68

Performance Benchmarking Network Mobile 68

SQL Performance

SEPTEMBER 17, 2019

For years SSRS was bundled with the installation of SQL Server, which helped add to some of the confusion around licensing and support for the product, so beginning with SSRS 2017, the installation package for Reporting Services is a separate download. Disk latency for ReportServer and ReportServerTempDB are very important.

Tuning 67

Tuning Servers Database Best Practices 67

Percona

JULY 1, 2023

Download our eBook, “ Enterprise Guide to Cloud Databases ” to help you make more informed decisions and avoid costly mistakes as you develop and execute your cloud strategy. Download Now What is Amazon Aurora? Percona Monitoring and Management (PMM) can also be used to gather metrics.

AWS 52

AWS Database Serverless Storage 52

Alex Russell

APRIL 29, 2021

Another window into this question is provided by the Web Confluence Metrics project. For heavily latency-sensitive use-cases like WebXR, this is a critical component in delivering a good experience. Enable developers to compress data efficiently without downloading large amounts of code to the browser. Converging Views.

Media 145

Media Games Education Engineering 145

The Netflix TechBlog

FEBRUARY 20, 2019

Today we are excited to announce latency heatmaps and improved container support for our on-host monitoring solution?—?Vector?—?to Remotely view real-time process scheduler latency and tcp throughput with Vector and eBPF What is Vector? to the broader community. Vector is open source and in use by multiple companies.

Performance 211

Performance Latency Open Source Metrics 211

Alex Russell

JULY 14, 2021

This reduces friction and commensurately increases "engagement" metrics. [6]. Because they lean on the system-provided WebView component, they do not need to pay the expense of a heavier app download to support rendering HTML, running JavaScript, decoding images, or loading network resources. It's really as simple as that.

Google 121

Google Mobile Engineering Internet 121

The Netflix TechBlog

JANUARY 24, 2022

Technically, “performance” metrics are those relating to the responsiveness or latency of the app, including start up time. At Netflix the term “performance” usually encompasses both performance metrics (in the strict meaning) and memory metrics, and that’s how we’re using the term here. What do we mean by Performance?

Performance 199

Performance Metrics Performance Testing Testing 199

Alex Russell

JUNE 20, 2020

reading/downloading attachments. Rendering text is important (think login screens), but there's no product without low-latency, adaptive codecs, networking, and camera/microphone access. You're usually better off tackling latency with aggressive performance budgeting. ??. email authoring and spellcheck. folder management.

Hardware 55

Hardware Games Java Media 55

VoltDB

JUNE 9, 2017

These systems drive deep insights into network engineering and planning, capacity management, customer retention, and other key metrics. Try it yourself – download VoltDB today. Telco Operators often have huge investments in data warehouses to do analytics. None of the trends towards real-time data will change that.

Analytics 40

Analytics Strategy Network Games 40

VoltDB

JUNE 9, 2017

These systems drive deep insights into network engineering and planning, capacity management, customer retention, and other key metrics. Try it yourself – download VoltDB today. Telco Operators often have huge investments in data warehouses to do analytics. None of the trends towards real-time data will change that.

Analytics 40

Analytics Strategy Network Games 40

Smashing Magazine

AUGUST 22, 2021

Because we are dealing with network protocols here, we will mainly look at network aspects, of which two are most important: latency and bandwidth. Latency can be roughly defined as the time it takes to send a packet from point A (say, the client) to point B (the server). Two-way latency is often called round-trip time (RTT).

Performance 106

Performance Network Latency Servers 106

SQL Server According to Bob

JANUARY 11, 2020

Then follow the instructions to either download the BOL or browse online. Many high-end disk subsystems provide high-speed cache facilities to reduce the latency of read and write operations. Dirty Page Latency ​​ – A page is considered dirty when data modifications have taken place.

Servers 40

Servers Cache Media Hardware 40

Smashing Magazine

AUGUST 9, 2021

You’ve probably heard things like: “HTTP/3 is much faster than HTTP/2 when there is packet loss”, or “HTTP/3 connections have less latency and take less time to set up”, and probably “HTTP/3 can send data more quickly and can send more resources in parallel”. For HTTP/1.1, Improving this situation was one of the main goals for HTTP/2.

Transportation 145

Transportation Internet Internet Network 145