Dynatrace

JANUARY 23, 2023

Here’s the update: Improve architectural design to eliminate SSO bottleneck risk [In progress] Security and access are critical aspects of our architecture, and as such, there are many areas we’re looking to improve. Hopefully never.) This has been completed.

Social Media 130

Social Media Cache Traffic Media 130

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

IO River

NOVEMBER 2, 2023

They need to deliver impeccable performance without breaking the bank.According to recent industry statistics, global streaming has seen an uptick of 30% in the past year, underscoring the importance of efficient CDN architecture strategies. This is where a well-architected Content Delivery Network (CDN) shines. The result?

Architecture 52

Architecture Performance Internet Internet 52

The Netflix TechBlog

SEPTEMBER 8, 2020

This allows the app to query a list of “paths” in each HTTP request, and get specially formatted JSON (jsonGraph) that we use to cache the data and hydrate the UI. For us, it means that we now need to have ~15 MDN tabs open when writing routes :) Let’s briefly discuss the architecture of this microservice. It was a Node.js

Latency 233

Latency Cache Java Traffic 233

Smashing Magazine

SEPTEMBER 28, 2022

The resource loading waterfall is a cascade of files downloaded from the network server to the client to load your website from start to finish. It essentially describes the lifetime of each file you download to load your page from the network. You can see this by opening your browser and looking in the Networking tab.

Performance 125

Performance Cache Servers Social Media 125

The Morning Paper

AUGUST 29, 2019

Choosing a cloud DBMS: architectures and tradeoffs Tan et al., As it is infeasible to test every OLAP system runnable on AWS, we chose widely-used systems that represented a variety of architectures and cost models. The design space. Query performance is measured from both warm and cold caches. VLDB’19.

Architecture 76

Architecture Cloud Storage Serverless 76

IO River

NOVEMBER 2, 2023

They need to deliver impeccable performance without breaking the bank.According to recent industry statistics, global streaming has seen an uptick of 30% in the past year, underscoring the importance of efficient CDN architecture strategies. This is where a well-architected Content Delivery Network (CDN) shines. The result?

Architecture 52

Architecture Performance Internet Internet 52

The Morning Paper

JUNE 25, 2019

Designing far memory data structures: think outside the box Aguilera et al., There’s another emerging option that we didn’t talk about there: the use of far-memory , memory attached to the network that can be remotely accessed without mediation by a local processor. Clients cache the entire tree, but not the hash tables.

Design 80

Design Cache Hardware Scalability 80

IO River

NOVEMBER 2, 2023

CDN’s Effectiveness: Static Vs Dynamic ContentBack in the day, a CDN’s primary function revolved around caching static content and delivering it efficiently to end-users. It’s a static file, and CDN can cache it, enabling quick delivery to various locations. Here’s where CDN’s global architecture will not be as advantageous.Â

Cache 52

Cache Traffic Games Network 52

Smashing Magazine

JUNE 10, 2021

Are all the caching headers set correctly? Waterfaller: A Tool Focusing On Network Waterfalls. Contrary to Lighthouse or WebPage Test, Waterfaller focuses on one thing alone — issues in the network waterfall. Waterfaller focuses on issues in the network waterfall and provides recommendations for improvement.

Cache 105

Cache Website Best Practices Network 105

Dynatrace

APRIL 21, 2022

As organizations adopt microservices architecture with cloud-native technologies such as Microsoft Azure , many quickly notice an increase in operational complexity. The Azure Well-Architected Framework is a set of guiding tenets organizations can use to evaluate architecture and implement designs that will scale over time.

Azure 188

Azure Monitoring Virtualization Metrics 188

Dynatrace

SEPTEMBER 13, 2023

This is a set of best practices and guidelines that help you design and operate reliable, secure, efficient, cost-effective, and sustainable systems in the cloud. Storing frequently accessed data in faster storage, usually in-memory caching, improves data retrieval speed and overall system performance. Beyond

AWS 246

AWS Efficiency Azure Cloud 246

The Netflix TechBlog

JUNE 4, 2019

Because microprocessors are so fast, computer architecture design has evolved towards adding various levels of caching between compute units and the main memory, in order to hide the latency of bringing the bits to the brains. This avoids thrashing caches too much for B and evens out the pressure on the L3 caches of the machine.

Cache 251

Cache Latency Airlines Logistics 251

Percona

JUNE 22, 2023

Typically, the servers are configured in a primary/replica configuration, with one server designated as the primary server that handles all incoming requests and the others designated as replica servers that monitor the primary and take over its workload if it fails.

Availability 111

Availability Database Open Source Hardware 111

IO River

NOVEMBER 2, 2023

CDN’s Effectiveness: Static Vs Dynamic ContentBack in the day, a CDN’s primary function revolved around caching static content and delivering it efficiently to end-users. It’s a static file, and CDN can cache it, enabling quick delivery to various locations. Here’s where CDN’s global architecture will not be as advantageous.

Cache 40

Cache Traffic Games Network 40

Smashing Magazine

AUGUST 3, 2023

These pages serve as a pivotal tool in our digital marketing strategy, not only providing valuable information about our services but also designed to be easily discoverable through search engines. You need to beware of large HTML files or slow network connections because they can lead to longer download times.

Performance 74

Performance Cache Traffic Metrics 74

The Morning Paper

FEBRUARY 6, 2020

.’ Stateless is fine until you need state, at which point the coarse-grained solutions offered by current platforms limit the kinds of application designs that work well. On the Cloudburst design teams’ wish list: A running function’s ‘hot’ data should be kept physically nearby for low-latency access.

Lambda 98

Lambda Serverless Cache Latency 98

The Morning Paper

MARCH 8, 2020

This paper describes the design decisions behind the Snowflake cloud-based data warehouse. This paper presents Snowflake design and implementation along with a discussion on how recent changes in cloud infrastructure (emerging hardware, fine-grained billing, etc.) From shared-nothing to disaggregation. joins) during query processing.

Storage 112

Storage Engineering Cache Serverless 112

Smashing Magazine

JULY 18, 2022

If users have a slow network or a slow computer, they will see an ugly loader while their joke is being downloaded. The “stale-while-revalidate” cache control strategy can reduce the TTFB issue by serving a cached version of the page until it’s updated. Your server will have to serve witty jokes for each reader. More after jump!

Cache 114

Cache Website Energy Servers 114

The Morning Paper

JUNE 23, 2019

Why are developers using RInK systems as part of their design? Generally to cache data (including non-persistent data that never sees a backing store), to share non-persistent data across application services (e.g. The network latency of fetching data over the network, even considering fast data center networks.

Cache 79

Cache Latency Google Lambda 79

Smashing Magazine

DECEMBER 23, 2020

However, let’s take a step further and learn how to deploy modern qualities to PWAs, such as offline functionality, network-based optimizing, cross-device user experience, SEO capabilities, and non-intrusive notifications and requests. Application shell architecture. Cached content with IndexedDB. Cache first, then network.

Cache 123

Cache Internet Internet Google 123

ScaleOut Software

MAY 15, 2014

Also, load-balancing after membership changes must be both multi-threaded and pipelined to drive the network at maximum bandwidth. 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

O'Reilly Software

DECEMBER 11, 2017

A message-based microservices architecture offers many advantages, making solutions easier to scale and expand with new services. The asynchronous nature of interservice interactions inherent to this architecture, however, poses challenges for user-initiated actions such as create-read-update-delete (CRUD) requests on an object.

Architecture 68

Architecture Government Latency Efficiency 68

Brendan Gregg

FEBRUARY 28, 2023

DDR6: Here's What to Expect in RAM Modules,” [link] Nov 2020 - [Salter 20] Jim Salter, “Western Digital releases new 18TB, 20TB EAMR drives,” [link] Jul 2020 - [Spier 20] Martin Spier, Brendan Gregg, et al.,

Performance 110

Performance Latency Cache Virtualization 110

Alex Russell

MARCH 6, 2021

Thanks to progress in networks and browsers (but not devices), a more generous global budget cap has emerged for sites constructed the "modern" way: ~100KiB of HTML/CSS/fonts and ~300-350KiB of JS (compressed) is the new rule-of-thumb limit for at least the next year or two. Modern network performance and availability.

Performance 124

Performance Network Cache Metrics 124

Smashing Magazine

JANUARY 11, 2021

Performance isn’t just a technical concern: it affects everything from accessibility to usability to search engine optimization, and when baking it into the workflow, design decisions have to be informed by their performance implications. Networking, HTTP/2, HTTP/3 OCSP stapling, EV/DV certificates, packaging, IPv6, QUIC, HTTP/3.

Performance 145

Performance Cache Media Metrics 145

Smashing Magazine

NOVEMBER 17, 2022

As you may already know, image optimization is the process that a high-quality image has to go through to be delivered in ideal conditions, sometimes with the help of an Image Transformation API and a global Content Delivery Network (CDN) to make the process simpler and scalable. The change of design. — Jamstack.org.

Media 105

Media Cache Website Mobile 105

Alex Russell

DECEMBER 18, 2022

TL;DR : To serve users at the 75 th percentile ( P75 ) of devices and networks, we can now afford ~150KiB of HTML/CSS/fonts and ~300-350KiB of JavaScript (gzipped). This is a slight improvement on last year's budgets , thanks to device and network improvements. This is an ethical crisis for the frontend. 2023 Content Targets #.

Performance 113

Performance Network Mobile Latency 113

Scalegrid

JANUARY 5, 2024

It was initially designed to mitigate the limitations of file management systems, including slow operations, inadequate security, and substantial data redundancy. Types of DBMS DBMS can be classified into hierarchical, network, relational, and object-oriented types.

Efficiency 147

Efficiency Storage Database Scalability 147

Smashing Magazine

JUNE 1, 2022

You’ve spent months putting together a great website design, crowd-pleasing content, and a business plan to bring it all together. You’ve focused on making the web design responsive to ensure that the widest audience of visitors can access your content. You’ve agonized over design patterns and usability. Ken Harker.

Website 131

Website Design Network Best Practices 131

The Netflix TechBlog

NOVEMBER 3, 2022

The original assumptions and architectural choices were no longer viable. We introduce a caching mechanism in the API gateway layer, allowing us to offload processing from singleton leader elected controllers without giving up strict data consistency and guarantees clients observe. How do I know that my cache is up to date?

Cache 224

Cache Latency Traffic Systems 224

Smashing Magazine

JANUARY 6, 2020

Performance isn’t just a technical concern: it affects everything from accessibility to usability to search engine optimization, and when baking it into the workflow, design decisions have to be informed by their performance implications. thanks, Guy Podjarny! ). 300ms RTT, 1.6 Mbps down, 0.8 Mbps up) with a throttled CPU (5× slowdown).

Performance 145

Performance Cache Network Metrics 145

Smashing Magazine

NOVEMBER 2, 2021

Application leaders for digital commerce technologies must plan for PWAs when designing digital commerce experiences”. Meet Adam Silver’s Form Design Patterns , a practical guide to designing and building forms for the web. The Design Gives Ground For Utmost Usability. Jump to table of contents ?. Large preview ).

Code 74

Code Cache Retail Mobile 74

Dotcom-Montior

MARCH 27, 2022

It’s a complex architecture with multiple layers of controlled tricks to block access to websites. It’s designed in such a way that you won’t even notice if the website has been blocked. Instead, you will encounter forever loading and other messages like timeout, connection error, network problem, etc. Blocking IP Access.

Website 82

Website Internet Internet Performance 82

Smashing Magazine

JANUARY 7, 2019

Performance isn’t just a technical concern: it matters, and when baking it into the workflow, design decisions have to be informed by their performance implications. Without a strong alignment between dev/design and business/marketing teams, performance isn’t going to sustain long-term. 150ms RTT, 1.5 Mbps down, 0.7

Performance 103

Performance Cache Metrics Network 103

ScaleOut Software

JULY 21, 2020

For more than fifteen years, ScaleOut StateServer® has demonstrated technology leadership as an in-memory data grid (IMDG) and distributed cache. Designed to help scalable applications deliver high performance, it stores live, fast-changing data in memory (DRAM) for fast updates and retrieval. The Challenges with Parallel Queries.

Analytics 52

Analytics Airlines Cache Scalability 52

ScaleOut Software

JULY 21, 2020

For more than fifteen years, ScaleOut StateServer® has demonstrated technology leadership as an in-memory data grid (IMDG) and distributed cache. Designed to help scalable applications deliver high performance, it stores live, fast-changing data in memory (DRAM) for fast updates and retrieval. The Challenges with Parallel Queries.

Analytics 52

Analytics Airlines Cache Scalability 52