Percona

MARCH 27, 2023

A lot of useful information can be retrieved from this schema, for example, table metadata and foreign key relations, but trying to query I_S can induce performance degradation if your server is under heavy load, as shown in the following example test. You can read some optimization examples in the official doc: [link].

Cache 97

Cache Hardware Servers Benchmarking 97

HammerDB

JUNE 27, 2022

HammerDB is a software application for database benchmarking. Databases are highly sophisticated software, and to design and run a fair benchmark workload is a complex undertaking. The Transaction Processing Performance Council (TPC) was founded to bring standards to database benchmarking, and the history of the TPC can be found here.

Benchmarking 62

Benchmarking Open Source C++ Cache 62

Percona

JULY 25, 2023

They are then applied (for example, writing old values back again) to the pages again and written to disk. After the “data dictionary” (DD) engine and DD cache are initialized on a server, the Storage Engines can ask for a table definition. Let’s take a look at the example table. CREATE TABLE test.t1(a

Cache 83

Cache Benchmarking Servers Design 83

Percona

JUNE 22, 2023

Let’s dive in and learn how (and what) to effectively monitor MySQL performance, along with examples from PMM, by understanding the critical KPIs to watch for. 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.

Performance 101

Performance Monitoring Traffic Database 101

Percona

SEPTEMBER 1, 2023

For example, if an UPDATE statement modifies 100 rows, a statement-level trigger related to that statement will execute only once for the entire statement. Here are a few examples: Audit Logging : In compliance-driven industries like finance or healthcare, it’s crucial to maintain an audit trail of database changes.

Cache 59

Cache Database Games Healthcare 59

The Morning Paper

MAY 12, 2019

An open-source benchmark suite for microservices and their hardware-software implications for cloud & edge systems Gan et al., It’s a pretty impressive effort to pull together and make available in open source (not yet available as I write this) such a suite, and I’m sure explains much of the long list of 24 authors on this paper.

Open Source 61

Open Source Hardware Benchmarking Systems 61

Percona

MARCH 17, 2023

For example, a higher number of data samples ingested per second or a monitoring database with a huge number of tables (1000+) can affect performance; similarly, the configuration for exporters or a custom metric resolution can also have an impact on the performance of a PMM server host. Virtual Memory utilization was averaging 48 GB of RAM.

Monitoring 94

Monitoring Scalability Cache Database 94

ACM Sigarch

OCTOBER 12, 2020

Programmers continue to write applications in them, and they continue to evolve: the just approved C++20 standard is the latest example. Par t of the appeal of Python is that there is a vast array of libraries available for it; when these are written in C, they can go a long way to alleviating Python’s performance problems.

C++ 108

C++ Benchmarking Hardware Architecture 108

ScaleOut Software

MAY 15, 2014

For example, the IMDG must be able to efficiently create millions of objects in each server to make use of its huge storage capacity. Given all this, we thought it would be a good opportunity to see how we are doing relative to the competition, and in particular, relative to Microsoft’s AppFabric caching for Windows on-premise servers.

Cache 40

Cache Servers Network Design 40

Smashing Magazine

AUGUST 9, 2022

PageSpeed Compare is a page speed evaluation and benchmarking tool. It also lists cached resources and identifies unused Javascript. For example, it could recommend that you remove unused CSS and show you the savings this would give in a graph. With Treo Site Speed, you can also benchmark a website against competitors.

Performance 131

Performance Benchmarking Website Metrics 131

Percona

DECEMBER 23, 2022

The use case is the TPC-C benchmark but executed not on a high-end server but on a lower-spec virtual machine that is I/O limited like for example, with AWS EBS volumes. I wanted most of the memory to be available for the file cache, where the compressed SST files will be cached.

Storage 55

Storage Cache C++ Virtualization 55

Percona

MARCH 23, 2023

By caching hot datasets, indexes, and ongoing changes, InnoDB can provide faster response times and utilize disk IO in a much more optimal way. Each of them has its own limits and advantages: for example, XFS is fast in deleting large files, while EXT4 can provide better performance on fast SSD drives, and ZFS on Linux has progressed a lot.

Performance 123

Performance Hardware Tuning Storage 123

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. The code for the site is available on GitHub for reference. An example CSS file that wouldn’t block rendering would be: <link href="printing.css" rel="stylesheet" media="print">. Text-based assets.

Cache 92

Cache Social Media Media Website 92

Dotcom-Montior

AUGUST 5, 2020

There are tools available such as Dotcom-Monitor’s free speed test that you can utilize to gauge performance. If you are running on a CMS platform like WordPress, there are a number of minification plugins available. Browser Caching: Although it may seem commonplace, caching is sometimes overlooked.

Website 92

Website Speed Cache Traffic 92

SQL Performance

NOVEMBER 18, 2019

Memory optimized – High memory-to-CPU ratio, relational database servers, medium to large caches, and in-memory analytics. and the overall size will determine the amount of temporary storage available. Once you select your filter options, if any, you will see a list of available servers. Benchmark Test. VM Image Options.

Azure 76

Azure Benchmarking Storage Virtualization 76

Percona

SEPTEMBER 1, 2023

This results in expedited query execution, reduced resource utilization, and more efficient exploitation of the available hardware resources. MySQL relies heavily on the availability of hardware resources to perform at its best. Another highly beneficial caching method is key-value caching.

Tuning 52

Tuning Database Performance Hardware 52

KeyCDN

DECEMBER 8, 2022

Many factors affect the speed of your WordPress website; some of them are: Your web host Server-side optimizations (PHP version, compression, caching, etc.) Several website speed testing tools available could be used for this purpose. Configure cache to optimize your website Caching is a complex technology with many layers.

Cache 52

Cache Website Speed Website Performance 52

SQL Performance

DECEMBER 17, 2019

For example: a regular Standard_E64s_v3 would have 64 vCPU cores, while a constrained Standard_E64-16s_v3 would have only 16 vCPU cores with otherwise identical specifications. Microsoft's Mine Tokus has a good article where she ran a series of scaled down TPC-E benchmarks against an E64s_v3 VM that was using the older Broadwell processor.

Azure 72

Azure Virtualization Servers Storage 72

Smashing Magazine

JUNE 2, 2021

Today, the website is much faster and ranks highly in various showcases and benchmarks. And while you can usually cache the full page of an article, the same is not true of many shop pages and elements. This way, the file can be cached on the server and in the browser, and no superfluous SVGs will need to be interpreted.

Performance 118

Performance Cache Website Mobile 118

Alex Russell

APRIL 29, 2021

This post mines publicly available data on the pace of compatibility fixes and feature additions to assess the claim. As an engineer on a browser team, I'm privy to the blow-by-blow of various performance projects, benchmark fire drills, and the ways performance marketing (deeply) impacts engineering priorities. Higher is better.

Media 145

Media Games Education Engineering 145

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. Adjust the argument depending on the group of stakeholders you are speaking to.

Performance 145

Performance Cache Media Metrics 145

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. For example, using my [perf-tools]: sudo./perf-tools/bin/funccount

Performance 75

Performance Benchmarking Cache Tuning 75

Rigor

DECEMBER 19, 2019

Reading time 4 min It’s important for both technical and business teams to understand the different web performance monitoring options that are available as well as their various use cases and the benefits of each. Benchmark Against Competitors. They each bring different – and complementary – information to the table.

Monitoring 40

Monitoring Benchmarking Website Traffic 40

Smashing Magazine

JUNE 1, 2022

For example, users can install browser plugins to suggest coupon codes when they are shopping, to scan web pages for malware, to play games or message friends, or do any number of other things. With detailed code walkthroughs , hands-on examples and common gotchas — all broken down into short, manageable lessons. More after jump!

Website 133

Website Design Network Best Practices 133

SQL Performance

APRIL 8, 2019

These VMs are not available in all regions, so you will want to check the availability in the Azure region that you are interested in using. The pricing details for the East US region are here , as an example. The L3 cache size is 64MB. As 128GB DDR4 DIMMs become more widely available that total capacity will double.

Azure 42

Azure Virtualization Storage Benchmarking 42

Smashing Magazine

JANUARY 6, 2020

Run performance experiments and measure outcomes — both on mobile and on desktop (for example, with Google Analytics ). Rather than focusing on full page loading time (via onLoad and DOMContentLoaded timings, for example), prioritize page loading as perceived by your customers. What does it mean?

Performance 145

Performance Cache Network Metrics 145

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. The Moto G4 , for example. Modern network performance and availability. 2] Getting accurate global information that isn't artificially reduced to averages remains an ongoing challenge.

Performance 124

Performance Network Cache Metrics 124

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. For example, using my [perf-tools]: sudo./perf-tools/bin/funccount

Performance 40

Performance Benchmarking Cache Tuning 40

The Morning Paper

MAY 14, 2019

Last time around we looked at the DeathStarBench suite of microservices-based benchmark applications and learned that microservices systems can be especially latency sensitive, and that hotspots can propagate through a microservices architecture in interesting ways. When available, it can use hardware level performance counters.

Big Data 45

Big Data Cloud Performance Hardware 45

SQL Server According to Bob

JANUARY 11, 2020

Stable media is commonly physical disk storage, but other devices and certain caching facilities qualify as well. Many high-end disk subsystems provide high-speed cache facilities to reduce the latency of read and write operations. This cache is often supported by a battery-powered backup facility.

Servers 40

Servers Cache Media Hardware 40

Smashing Magazine

JUNE 26, 2019

An example of your page speed test results from Test My Site. For example: Think with Google suggests the typical page speed optimizations. Let the web developer handle all of the necessary speed optimizations like caching and file minification while you take on the following design tips and strategies: 1. Minification.

Website 111

Website Speed Mobile Design 111

Alex Russell

OCTOBER 22, 2017

Budgets are scaled to a benchmark network & device. If our example document wasn’t reliant on JavaScript to construct the <my-app> custom element, the contents of the document would likely be interactive as soon as enough CSS and content was available to render meaningfully. Global Ground-Truth.

Performance 68

Performance Benchmarking Network Mobile 68

Speed Curve

DECEMBER 25, 2013

There are plenty of automated front-end optimisation tools available like modpagespeed and CloudFlare but being a bit old-school and craft-orientated I prefer the ability to control the load order and optimise not only the individual assets but their sequencing as well. Control and branch the loading of CSS and JS. Source: SpeedCurve.

Performance 60

Performance Mobile Website Benchmarking 60

SQL Server According to Bob

JANUARY 11, 2020

As ​​ a ​​ simple ​​ example, ​​ take the following ​​ 2-byte string value of “AB” and apply a formula to it (Value = Position + ASCII value). ​​ Checksum ​​ is ​​ the sum of the values.

Servers 40

Servers Cache Database Media 40

High Scalability

NOVEMBER 25, 2019

Edge caching. In general, Egnyte connect architecture shards and caches data at different levels based on: Amount of data. Nginx for disk based caching. We use different types of caching techniques depending on the problem statements. Disk based caching. Hybrid Sync. On prem data processing. Offline access.

Architecture 52

Architecture Cache Azure Storage 52