Brendan Gregg

FEBRUARY 28, 2023

As I was determined to become great at my new occupation regardless of my location, I read every sysadmin book, article, and magazine I could find on the shelf. I didn't end up getting published in SysAdmin directly, but my performance work did make it as a feature article (thanks Matty). Or even on a plane.

Performance 110

Performance Latency Cache Virtualization 110

The Netflix TechBlog

MARCH 7, 2023

We refer the reader to our previous blog article for details. We store all OperationIDs which are in STARTED state in a distributed cache (EVCache) for fast access during searches. For example, they can store the annotations in a blob storage like S3 and give us a link to the file as part of the single API.

Media 264

Media Latency Architecture Database 264

Percona

SEPTEMBER 1, 2023

Inadequate CPU, memory, or storage can lead to bottlenecks and performance degradation, so remedying these issues involves upgrading hardware or optimizing resource utilization through query and server configuration adjustments. Avoid over-indexing, which can bloat storage and slow writes.

Tuning 52

Tuning Database Performance Hardware 52

Smashing Magazine

DECEMBER 23, 2020

The service workers enable the offline usage of the PWA by fetching cached data or informing the user about the absence of an Internet connection. When developing a PWA, you can cache the application shell’s resources and assets in the browser. Cached content with IndexedDB. Cache first, then network. Service Workers.

Cache 124

Cache Internet Internet Google 124

Smashing Magazine

OCTOBER 26, 2021

In this article, we will go through how to optimize and build a high-performance Next.js If you’re a developer looking to optimize applications and create reuseable components across applications effectively, this article will show you how to quickly scale your applications, and how to work with Nx. Cloud storage. What Is Nx?

Cache 110

Cache Servers Code Storage 110

Smashing Magazine

JUNE 25, 2020

Today, we’ll address storing and serving files for both single-server and scalable deployments while considering factors like compression, caching, and availability. We’ll also discuss the costs and benefits of CDNs and dedicated file storage solutions. First, you’ll need to install the libraries boto3 and django-storages.

Media 69

Media Cache Storage AWS 69

Particular Software

MAY 22, 2023

Here’s the shopping cart part of the entity relationship diagram we’ll print out and keep at our desk 2 like a holy article of software design scripture: We’ve also realized that a cart has some behavior associated with it as well, operations like AddToCart() , SaveForLater() , and Checkout().

Systems 98

Systems Cache Strategy Database 98

Brendan Gregg

FEBRUARY 28, 2023

As I was determined to become great at my new occupation regardless of my location, I read every sysadmin book, article, and magazine I could find on the shelf. I didn't end up getting published in SysAdmin directly, but my performance work did make it as a feature article (thanks Matty). Or even on a plane.

Performance 52

Performance Latency Cache Virtualization 52

SQL Performance

APRIL 27, 2020

The basic tier provides up to 5 DTUs with standard storage. The standard tier supports from 10 up to 3000 DTUs with standard storage and the premium tier supports 125 up to 4000 DTUs with premium storage, which is orders of magnitude faster than standard storage. vCore Pricing Tier. GB per vCore. HyperScale Database.

Azure 55

Azure Database Serverless Hardware 55

Smashing Magazine

JUNE 18, 2020

In this article, we’re going to see some of those differences and how to overcome them. More specifically, we’re going to talk about storage and UI differences, which are the ones that most often cause confusion to developers when writing Flutter code that they want to be cross-platform. Example 1: Storage.

Storage 93

Storage Mobile Website Java 93

SQL Server According to Bob

DECEMBER 18, 2018

Durability is a cornerstone of any database system and starting with SQL Server 2017 on Linux Cumulative Update 6 (CU6), SQL Server on Linux enables “Forced Flush” behavior as described in this article , improving durability on non-Fua optimized systems. “Be Any storage device that can survive a power outage. Starting with the Linux 4.18

Servers 90

Servers Media Cache Storage 90

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. From Addy’s article “ Loading Web Pages Fast On A $20 Feature Phone ”.

Performance 145

Performance Cache Media Metrics 145

SQL Performance

DECEMBER 17, 2019

This removes the burden of purchasing and maintaining your hardware, storage and networking infrastructure, while still giving you a very familiar experience with Windows and SQL Server itself. There are also large differences in storage capacity and throughput between these extremes. GHz, 128MB of L3 cache, 128 PCIe 4.0

Azure 72

Azure Virtualization Servers Storage 72

Dotcom-Montior

MARCH 6, 2022

Moreover, caching utility may decrease the waiting time. Empty Cache (First View): The user access the website for the first time and has no cached data. Typical browser-based tools are going to clear the cache before making the requests. One of the important things to realize is that the empty cache takes 6.8

Performance 52

Performance Cache Website Speed 52

Percona

MAY 1, 2023

Hardware optimization : You need to ensure that the CPU, memory, and storage components meet the performance requirements of the database workload. Connection pooling: Minimizing connection overhead and improving response times for frequently accessed data by implementing mechanisms for connection pooling and caching strategies.

Tuning 52

Tuning Efficiency Database Performance 52

SQL Performance

OCTOBER 7, 2020

Its raison d’être is to cache result rows from a plan subtree, then replay those rows on subsequent iterations if any correlated loop parameters are unchanged. For more background on these performance spools see my prior article. With those out of the way, this article is exclusively about Sorts and when they can rewind.

Servers 106

Servers Cache Azure Performance 106

CSS - Tricks

JUNE 5, 2020

The HBO sitcom Silicon Valley hilariously followed Pied Piper, a team of developers with startup dreams to create a compression algorithm so powerful that high-quality streaming and file storage concerns would become a thing of the past. This article is about my experience using Brotli at production scale. This is all so good.

Cache 79

Cache Website Servers Open Source 79

High Scalability

NOVEMBER 25, 2019

It is limited by the disk space; it can’t expand storage elastically; it chokes if you run few I/O intensive processes or try collaborating with 100 other users. Over time, costs for S3 and GCS became reasonable and with Egnyte’s storage plugin architecture, our customers can now bring in any storage backend of their choice.

Architecture 52

Architecture Cache Azure Storage 52

SQL Performance

APRIL 8, 2019

Back on December 5, 2017, Microsoft announced that they were using AMD EPYC 7551 processors in their storage-optimized Lv2-Series virtual machines. These AMD EPYC processors have a number of advantages for SQL Server workloads, as I will explain in this article. The L3 cache size is 64MB. The L3 cache size is 64MB.

Azure 42

Azure Virtualization Storage Benchmarking 42

SQL Performance

SEPTEMBER 6, 2022

This article isn’t about the act of lock escalation itself, which is already well documented and generally well understood. SET NOCOUNT , XACT_ABORT ON ; -- Prevent plan caching for this procedure. -- See [link]. When the SQL Server query processor needs to read or change data, it does so via one or more storage engine access methods.

Database 98

Database Storage Testing Servers 98

Percona

JULY 17, 2023

First, some stage-setting for this blog article. Storing large datasets can be a challenge, as Redis’ storage capacity is limited by available RAM. Also, Redis is designed primarily for key-value storage and lacks advanced querying capabilities. The popularity of MongoDB MongoDB has emerged as a popular database platform.

Open Source 75

Open Source Database Scalability Software 75

Dotcom-Montior

MAY 6, 2020

Moreover, caching utility may decrease the waiting time. Empty Cache (First View): The user access the website for the first time and has no cached data. Typical browser-based tools are going to clear the cache before making the requests. One of the important things to realize is that the empty cache takes 6.8

Performance 53

Performance Cache Website Speed 53

Smashing Magazine

JANUARY 6, 2020

From Addy’s article “ Loading Web Pages Fast On A $20 Feature Phone ”. awesome-webpack is a curated list of useful Webpack resources, libraries and tools, including articles, videos, courses, books and examples for Angular, React and framework-agnostic projects. Large preview ). We could also go beyond the bundle size budget though.

Performance 145

Performance Cache Network Metrics 145

Percona

MAY 15, 2023

This operation is quite expensive but our database can run it in a few milliseconds or less, thanks to several optimizations that allow the node to execute most of them in memory with no or little access to mass storage. If there is no distinction in the article between a simple database and an RDBMS, run away.

Traffic 123

Traffic Scalability Database Servers 123

Percona

APRIL 17, 2023

The swap issue is explained in the excellent article by Jeremy Cole at the Swap Insanity and NUMA Architecture. Make sure the drives are mounted with noatime and also if the drives are behind a RAID controller with appropriate battery-backed cache. There is an issue with this, which causes the OS to swap even with memory available.

Best Practices 52

Best Practices Design Tuning Database 52

Smashing Magazine

JANUARY 7, 2019

awesome-webpack is a curated list of useful Webpack resources, libraries and tools, including articles, videos, courses, books and examples for Angular, React and framework-agnostic projects. PRPL stands for Pushing critical resource, Rendering initial route, Pre-caching remaining routes and Lazy-loading remaining routes on demand.

Performance 104

Performance Cache Network Metrics 104

Highly Scalable

APRIL 2, 2012

In this article, I describe major architectural decisions we made and techniques we used. I can recommend this article by Peter Morville and Jeffrey Callender for further reading. So, the only way was to cache all necessary data to minimize interaction with RDBMS. Storage nodes are basically Coherence storage nodes.

Ecommerce 100

Ecommerce Cache Storage Architecture 100

Smashing Magazine

NOVEMBER 2, 2021

On the contrary, a native application of an e-commerce store can come at 30, 50, or even 100 MB and up, consuming internal device storage. Due to the use of modern frameworks, advanced caching and rendering, and data transmission via API, properly developed PWAs can be a seven-league step up to boost the store’s speed. Large preview ).

Code 74

Code Cache Retail Mobile 74

SQL Performance

MAY 16, 2019

For the conditions that apply when the target table is a heap, see the previous article in this series. The estimated data size calculation here is subject to the same quirks described in the previous article for heaps , except that the 8-byte RID is not present. spt_values AS SV ; Plan Caching. Summary for Clustered Tables.

Cache 67

Cache Servers Testing Storage 67

SQL Server According to Bob

JANUARY 11, 2020

Important When planning, deploying, and maintaining a Microsoft SQL Server installation, ensure that the I/O system supports all the factors outlined in this article. Stable Media Stable media is often confused with physical storage. SQL Server defines stable media as storage that can survive system restart or common failure.

Servers 40

Servers Cache Media Hardware 40

Smashing Magazine

SEPTEMBER 20, 2021

A natural language translation service presenting a news website article translated from English to Japanese. Search Engine And Web Archive Cached Results. Another common category of imposter domains are domains used by search engines for delivering cached results or archived versions of page views. Large preview ).

Website 89

Website Analytics Google Cache 89

Percona

NOVEMBER 6, 2023

Obviously, there are ways to monitor the backup through storage monitoring or Pod status, but why bother if the Operator already provides this information? 274] "discovery finished, cache updated" I0706 14:43:28.285652 1 metrics_handler.go:99] 98] "Starting kube-state-metrics". I0706 14:43:28.285613 1 discovery.go:274]

Metrics 69

Metrics Monitoring Database Cache 69

SQL Performance

MAY 29, 2019

GO. -- Clear the plan cache. There is a final condition evaluated by storage engine code ( IndexDataSetSession::WakeUpInternal ) at execution time: DMLRequestSort is currently true ; and. GO. -- Clear the plan cache. We must also remember the final storage engine test for at least 100 rows: I >= 100. DETAILED'. )

Cache 64

Cache Testing Servers Code 64

Percona

JANUARY 17, 2019

now has a version which will support parallelism for SELECT queries (utilizing the read capacity of storage nodes underneath the Aurora cluster). In this article, we will look at how this can improve the reporting/analytical query performance in MySQL. The second and third run used the cached data. This query is 100% cached.

Cache 46

Cache C++ AWS Airlines 46

Speed Curve

FEBRUARY 25, 2024

Guest profiles also start with empty caches, empty cookie stores, empty browser storage, etc. These may get populated during testing, but we can clear them at any time via Application > Storage > Clear Site Data in DevTools. Opening a guest profile in Chrome 2.

Analytics 91

Analytics Processing Google Mobile 91

Smashing Magazine

OCTOBER 22, 2019

This is a sponsored article. ) Instead, you can integrate your existing image server (on your web host) or external storage service (like S3) with ImageKit. However, once you integrate your images or image storage with ImageKit, the tool will take control of your image sizing. A Guide To Optimizing Images For Mobile.

Mobile 63

Mobile Media Website Storage 63

Smashing Magazine

MAY 17, 2021

Lighthouse also caught a cache misconfiguration that prevented some of our static assets from being served from our CDN. We are hosted on Google Cloud Platform, and the Google Cloud CDN requires that the Cache-Control header contains “public”. The first easy win came from an experimental Next.js

Google 93

Google Analytics Serverless Metrics 93