Percona

MAY 1, 2023

This blog was originally published in August 2018 and was updated in May 2023. Connection pooling: Minimizing connection overhead and improving response times for frequently accessed data by implementing mechanisms for connection pooling and caching strategies. It is just a guideline, not the exact allocated memory or cache size.

Tuning 52

Tuning Efficiency Database Performance 52

KeyCDN

OCTOBER 24, 2018

With Helsinki being the capital and most populous municipality of Finland, it makes for a great edge server location. However, now with the Helsinki edge server in production, this helps further close the gap between visitors who live in Finland and the nearest KeyCDN POP they have access to.

Internet 48

Internet Internet Speed Network 48

MachMetrics

DECEMBER 14, 2019

Similar to our article Average Page Load Times for 2018 , we’ll go over the averages for metrics and help you determine if your site is faster or slower than average. How fast is the average time to first byte (server delay)? How long is the average server delay? Source: ThinkWithGoogle. Mobile is still the top priority.

Best Practices 105

Best Practices Speed Mobile Google 105

Dean Hume

APRIL 24, 2018

As data centers and volumes of servers have grown, so has the overall amount of electricity consumed around the world. Electricity used by servers doubled between 2000 and 2005 (and has continued growing ever since) from 12 billion to 23 billion kilowatt hours. Server Power Consumption (Source: Intel Labs 2008).

Energy 40

Energy Cache Traffic Website 40

Dean Hume

APRIL 24, 2018

As data centers and volumes of servers have grown, so has the overall amount of electricity consumed around the world. Electricity used by servers doubled between 2000 and 2005 (and has continued growing ever since) from 12 billion to 23 billion kilowatt hours. Server Power Consumption (Source: Intel Labs 2008).

Energy 40

Energy Cache Traffic Website 40

Dean Hume

APRIL 24, 2018

As data centers and volumes of servers have grown, so has the overall amount of electricity consumed around the world. Electricity used by servers doubled between 2000 and 2005 (and has continued growing ever since) from 12 billion to 23 billion kilowatt hours. Server Power Consumption (Source: Intel Labs 2008).

Energy 40

Energy Cache Traffic Website 40

High Scalability

NOVEMBER 30, 2018

8 : successful Mars landings; $250,000 : proposed price for Facebook Graph API; 33 : countries where mobile internet is faster than WiFi; 1000s : Facebook cache poisoning; 8.2 ” @emileifrem : Adobe used 125 MongoDB servers to run their activity feed. It was replaced by 48 Cassandra servers. servers of Neo4j.

Internet 28

Internet Internet Scalability Blockchain 28

SQL Server According to Bob

DECEMBER 18, 2018

SQL Server relies on Forced-Unit-Access (Fua) I/O subsystem capabilities to provide data durability, detailed in the following documents: SQL Server 2000 I/O Basic and SQL Server I/O Basics, Chapter 2. Be sure to deploy SQL Server 2017 CU6 or newer for best data durability and performance results. “. 4 Socket, TPCC.

Servers 90

Servers Media Cache Storage 90

ACM Sigarch

MARCH 25, 2019

Figure 1 depicts a simple queue where tasks arrive, are optionally queued in the buffers to the left if the server is already busy, are then serviced one at a time in the circular server, and depart to the right. For the previous cache miss buffer example, the 32-buffer answer is minimal for 100-ns average miss latency.

Systems 53

Systems Latency Performance C++ 53

Smashing Magazine

JANUARY 15, 2019

The Mozilla Internet Health Report 2018 states that — especially as the Internet expands into new territory — “sustainability should be a bigger priority.” So, apart from powering servers with renewable energy, what else can web developers do about climate change? Server-Side Performance.

Website Performance 73

Website Performance Website Energy Performance 73

KeyCDN

SEPTEMBER 12, 2019

KeyCDN’s Cache Enabler plugin is fully compatible the HTML attributes that make images responsive. It also allows for additional control over the caching of your images as well as hotlink protection. The Cache Enabler plugin then delivers WebP images based to supported browsers. jpg 480 KB 407 KB 43 KB 89% jpg-to-webp-2.jpg

Social Media 106

Social Media Media Google Website 106

Jos

JUNE 2, 2018

presented in Google IO 2018 ( source ) These tools make it easier to determine where we need to put emphasis to improve our sites. How would you architecture a non-trivial size web project (client, server, databases, caching layer)? How do you scale it through different servers? A screenshot of Lighthouse 3.0,

Performance 237

Performance Speed Google Media 237

SQL Performance

OCTOBER 13, 2021

I also compare them with stored procedures, mainly focusing on differences in terms of default optimization strategy, and plan caching and reuse behavior. As you can see in Figure 1, thanks to the fact that the function got inlined, SQL Server was able to create an optimal plan that interacts directly with the underlying base table’s indexes.

Cache 144

Cache Strategy C++ Code 144

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. Source: Google /SOASTA Research, 2018. It begins with retrieving the HTML from the server and converting this into the Document Object Model (DOM). Compressing, minifying and caching assets.

Cache 92

Cache Social Media Media Website 92

High Scalability

JULY 20, 2018

That means multiple data indirections mean multiple cache misses. Mark LaPedus : MRAM, a next-generation memory type, is being touted as a replacement for embedded flash and cache applications. It also works well to justify an acquisition of more servers to investors. They are very expensive. This is where your performance goes.

Internet 121

Internet Internet Scalability Automotive 121

Smashing Magazine

NOVEMBER 22, 2021

A website’s performance can make or break its success, yet in August 2020, despite many improvements we had previously made, such as implementing Server-Side Rendering (SSR), the ratio of Wix websites with good Google Core Web Vitals (CWV) scores was only 4%. Dan Shappir. 2021-11-22T10:30:00+00:00. 2021-11-22T11:06:56+00:00.

Website 127

Website Performance Google Media 127

Jos

JUNE 2, 2018

presented in Google IO 2018 ( source ). How would you architecture a non-trivial size web project (client, server, databases, caching layer)? How do you scale it through different servers? They can be run as a one-off or integrated in our development and deployment pipelines. A screenshot of Lighthouse 3.0, Aim for that.

Performance 130

Performance Speed Google Media 130

MachMetrics

JUNE 30, 2021

The factors that impact on LCP: Slow origin server response times Render-blocking JavaScript and CSS on page load Page Resource load times User side page rendering. Pingdom, 2018. Thanks to the awesome caching plugins available for WordPress will make your site much faster and make your pages feel lightweight when configured correctly.

Cache 78

Cache Speed Google Website 78

Smashing Magazine

OCTOBER 26, 2018

2018-10-26T13:45:46+02:00. In addition to MVC separation, we can (for security reasons or speed improvements) place the JS App on a separate server like in the schema below: Decoupled WordPress diagram. Headless WordPress: The Ups And Downs Of Creating A Decoupled WordPress. Denis Žoljom. 2019-04-29T18:34:58+00:00. Large preview ).

Cache 79

Cache Website Speed Database 79

Smashing Magazine

OCTOBER 31, 2023

The truth is that the two tools were fairly distinct until PSI was updated in 2018 to use Lighthouse reporting. DevTools throttling is easier to set up, but doesn’t accurately reflect how server connections work on the network. Large preview ) TTFB identifies how fast or slow a web server is to respond to requests.

Speed 99

Speed Google Website Metrics 99

Smashing Magazine

JULY 29, 2019

A 2018 study by cable.co.uk found that Zimbabwe was the most expensive country in the world for mobile data, where 1 GB cost an average of $75.20, ranging from $12.50 Meanwhile, a study of the cost of broadband in 2018 shows that a broadband connection in Niger costs $263 ‘per megabit per month’. Let’s talk about caching.

Cache 97

Cache Google Mobile Network 97

Rigor

SEPTEMBER 3, 2019

What you may be overlooking is that peak-event readiness is about more than just load testing or ensuring that your servers are up throughout a specific timeframe. In one high-profile example, Amazon dealt with significant outages on Prime Day 2018 , which may have cost them as much as $99 million in sales. Case studies abound.

Website 74

Website Cache Traffic Ecommerce 74

SQL Performance

JULY 16, 2019

A close monitoring of the hardware enthusiast community, including many of the most respected hardware analysts and reviewers paints an even more dire picture about Intel in the server processor space. Despite all of this, Intel is not going to lose their entire server processor business any time soon. So, what has changed my mind?

Servers 46

Servers Hardware Architecture Retail 46

Randon ASCII

FEBRUARY 25, 2018

See the end of the post for an October 2018 bug fix update, or read the whole story: Flaky failures are the worst. This was starting to look like a Windows file cache bug. Maybe something to do with multi-socket coherency of the disk and cache or ??? Update, October 2018.

Programming 79

Programming Hardware Cache Code 79

KeyCDN

MARCH 10, 2021

With Tel Aviv being the technology capital of Israel, it's the ideal edge server location. How to check a POP location Each edge server adds the HTTP response header X-Edge-Location delivered by KeyCDN. The image below shows a significant drop in latency once we've launched the new point of presence in Israel.

Latency 110

Latency Internet Internet Tuning 110

HammerDB

NOVEMBER 5, 2018

If you are new to running Oracle, SQL Server, MySQL and PostgreSQL TPC-C workloads with HammerDB and have needed to investigate I/O performance the chances are that you have experienced waits on writing to the Redo, Transaction Log or WAL depending on the database you are testing. SQL Server DELAYED_DURABILITY. Checkpoint not complete.

Benchmarking 40

Benchmarking Database C++ Virtualization 40

Brendan Gregg

FEBRUARY 9, 2018

This overhead can be reduced by A) pcid, fully available in Linux 4.14, and B) Huge pages. - **Cache access pattern**: the overheads are exacerbated by certain access patterns that switch from caching well to caching a little less well. virtual (bgregg-c5.9xl-i-xxx) 02/09/2018 _x86_64_ (36 CPU) 05:24:51 PM proc/s cswch/s.

Performance 75

Performance Benchmarking Cache Tuning 75

Smashing Magazine

SEPTEMBER 6, 2021

Next, we’ll look at how to set up servers and clients (that’s the hard part unless you’re using a content delivery network (CDN)). This difference by itself doesn’t do all that much (it mainly reduces the overhead on the server-side), but it leads to most of the following points. Server Sharding and Connection Coalescing.

Network 106

Network Servers Cache Traffic 106

Enprowess

MARCH 10, 2022

Server rendering in Angular vs React. In addition, React JavaScript framework uses server-side rendering to give a flexible, performance-oriented solution. In addition, it has a collection of well-integrated libraries and features like client-server communication, routing, and many more. React can support server-side rendering.

Development 52

Development Google Open Source Servers 52

The Netflix TechBlog

DECEMBER 17, 2019

This way, log event processing can resume event-by-event afterwards, eventually discovering the watermarks, without ever needing to cache log event entries. Delta is used in production since 2018 for datastore synchronization and event processing use cases in Netflix studio applications. References [1] Das, Shirshanka, et al. “

Database 197

Database Traffic Transportation Open Source 197

The Netflix TechBlog

DECEMBER 17, 2019

This way, log event processing can resume event-by-event afterwards, eventually discovering the watermarks, without ever needing to cache log event entries. Delta is used in production since 2018 for datastore synchronization and event processing use cases in Netflix studio applications. References [1] Das, Shirshanka, et al. “

Database 212

Database Traffic Transportation Open Source 212

Brendan Gregg

FEBRUARY 8, 2018

This overhead can be reduced by A) pcid, fully available in Linux 4.14, and B) Huge pages. - **Cache access pattern**: the overheads are exacerbated by certain access patterns that switch from caching well to caching a little less well. virtual (bgregg-c5.9xl-i-xxx) 02/09/2018 _x86_64_ (36 CPU) 05:24:51 PM proc/s cswch/s.

Performance 40

Performance Benchmarking Cache Tuning 40

Percona

JANUARY 17, 2019

I will compare AWS Aurora with MySQL (Percona Server) 5.6 Aurora Parallel Query response time (for queries which can not use indexes) can be 5x-10x better compared to the non-parallel fully cached operations. 84.1 | | version_comment | Percona Server (GPL), Release 84.1, MySQL on ec2.

Cache 46

Cache C++ AWS Airlines 46

Alex Russell

MARCH 6, 2021

A then-representative $200USD device had 4-8 slow (in-order, low-cache) cores, ~2GiB of RAM, and relatively slow MLC NAND flash storage. India became a 4G-centric market sometime in 2018. The Moto G4 , for example. 2] Getting accurate global information that isn't artificially reduced to averages remains an ongoing challenge.

Performance 124

Performance Network Cache Metrics 124

Alex Russell

OCTOBER 22, 2017

Late-loading JavaScript can cause “server-side rendered” pages to fail in infuriating ways. The server sends it as a stream of bytes and when the browser encounters each of the sub-resources referenced in the document, it requests them. For a timely introduction, I recommended Kevin Schaaf’s recent talk.

Performance 68

Performance Benchmarking Network Mobile 68

Smashing Magazine

JANUARY 11, 2021

Build Optimizations JavaScript modules, module/nomodule pattern, tree-shaking, code-splitting, scope-hoisting, Webpack, differential serving, web worker, WebAssembly, JavaScript bundles, React, SPA, partial hydration, import on interaction, 3rd-parties, cache. It used to provide an insight into how quickly the server outputs any data.

Performance 145

Performance Cache Media Metrics 145

Smashing Magazine

JANUARY 6, 2020

Is it worth exploring tree-shaking, scope hoisting, code-splitting, and all the fancy loading patterns with intersection observer, server push, clients hints, HTTP/2, service workers and — oh my — edge workers? It used to provide an insight into how quickly the server outputs any data. What does it mean?

Performance 145

Performance Cache Network Metrics 145