Uber Engineering

JANUARY 16, 2023

Uber’s interactive analytics team shares how they integrated Alluxio’s data caching into Presto, the SQL query engine powering thousands of daily active users on petabyte scale at Uber, to dramatically reduce data scan latencies through leveraging Presto on local disks.

Cache 98

Cache Speed Latency Analytics 98

CSS Wizardry

AUGUST 7, 2019

The first—and often most surprising for people to learn—thing that I want to draw your attention to is that TTFB counts one whole round trip of latency. The reason is because mobile networks are, as a rule, high latency connections. only to find that the resource they’re requesting isn’t in that PoP ’s cache.

Latency 270

Latency Ecommerce Servers Mobile 270

Speed Curve

JANUARY 19, 2025

Annie leads the Chrome Speed Metrics team at Google, which has arguably had the most significant impact on web performance of the past decade. It's really important to acknowledge that none of this would have been possible without the great work from Annie and her small-but-mighty Speed Metrics team at Google. Nice job, everyone!

Performance 98

Performance Google Speed Metrics 98

Dynatrace

DECEMBER 13, 2023

By monitoring metrics such as error rates, response times, and network latency, developers can identify trends and potential issues, so they don’t become critical. Load time and network latency metrics. Minimizing the number of network requests that your app makes can improve performance by reducing latency and improving load times.

Best Practices 246

Best Practices Mobile Metrics Performance 246

The Netflix TechBlog

SEPTEMBER 10, 2024

Dynomite is a Netflix open source wrapper around Redis that provides a few additional features like auto-sharding and cross-region replication, and it provided Pushy with low latency and easy record expiry, both of which are critical for Pushy’s workload. As Pushy’s portfolio grew, we experienced some pain points with Dynomite.

Latency 234

Latency Cache Tuning Efficiency 234

Dynatrace

OCTOBER 4, 2022

A data lakehouse features the flexibility and cost-efficiency of a data lake with the contextual and high-speed querying capabilities of a data warehouse. Data lakehouses ingest large structured and unstructured data volumes at a very high speed in their raw, native form. Data lakehouses deliver the query response with minimal latency.

Artificial Intelligence 246

Artificial Intelligence Storage Analytics Government 246

The Netflix TechBlog

MARCH 6, 2019

Disk Caching? — ? MezzFS can be configured to cache objects on the local disk. Regional caching? —?Netflix If an application in region A is using MezzFS to read from an object stored in region B, MezzFS will cache the object in region A. we only pay the transfer costs for one worker, and the rest use the cached object.

Media 218

Media Storage Processing Cache 218

Dynatrace

SEPTEMBER 13, 2023

The Site Reliability Guardian helps automate release validation based on SLOs and important signals that define the expected behavior of your applications in terms of availability, performance errors, throughput, latency, etc. A study by Amazon found that increasing page load time by just 100 milliseconds costs 1% in sales.

AWS 305

AWS Efficiency Azure Cloud 305

All Things Distributed

JUNE 21, 2017

Today, I'm excited to announce the general availability of Amazon DynamoDB Accelerator (DAX) , a fully managed, highly available, in-memory cache that can speed up DynamoDB response times from milliseconds to microseconds, even at millions of requests per second. Fully managed cache for DynamoDB. Enter DynamoDB Accelerator.

Speed 95

Speed Cache Latency AWS 95

Scalegrid

JANUARY 25, 2024

Key Takeaways Critical performance indicators such as latency, CPU usage, memory utilization, hit rate, and number of connected clients/slaves/evictions must be monitored to maintain Redis’s high throughput and low latency capabilities. It can achieve impressive performance, handling up to 50 million operations per second.

Metrics 130

Metrics Monitoring Latency Cache 130

Smashing Magazine

OCTOBER 31, 2023

Answering Common Questions About Interpreting Page Speed Reports Answering Common Questions About Interpreting Page Speed Reports Geoff Graham 2023-10-31T16:00:00+00:00 2023-10-31T17:06:18+00:00 This article is sponsored by DebugBear Running a performance check on your site isn’t too terribly difficult. It’s right there in the name!

Speed 117

Speed Google Website Metrics 117

KeyCDN

FEBRUARY 4, 2021

Source: nameshield.com Why reliable DNS hosting is important Choosing a reliable DNS hosting provider is critical because it can affect everything from the redundancy of your website, speed, and even security. Speed Speed also plays a role with DNS. Speed Speed also plays a role with DNS.

Cache 134

Cache Website Internet Internet 134

Scalegrid

MARCH 28, 2024

Key Takeaways Redis offers complex data structures and additional features for versatile data handling, while Memcached excels in simplicity with a fast, multi-threaded architecture for basic caching needs. Redis is better suited for complex data models, and Memcached is better suited for high-throughput, string-based caching scenarios.

Cache 130

Cache Storage Scalability Architecture 130

Scalegrid

JANUARY 21, 2025

Identifying key Redis metrics such as latency, CPU usage, and memory metrics is crucial for effective Redis monitoring. To monitor Redis instances effectively, collect Redis metrics focusing on cache hit ratio, memory allocated, and latency threshold.

Strategy 130

Strategy Monitoring Latency DevOps 130

The Morning Paper

OCTOBER 4, 2020

We are standing on the eve of the 5G era… 5G, as a monumental shift in cellular communication technology, holds tremendous potential for spurring innovations across many vertical industries, with its promised multi-Gbps speed, sub-10 ms low latency, and massive connectivity. Throughput and latency. energy consumption).

Energy 130

Energy Latency Performance Network 130

Scalegrid

DECEMBER 21, 2023

Identifying key Redis® metrics such as latency, CPU usage, and memory metrics is crucial for effective Redis monitoring. To monitor Redis® instances effectively, collect Redis metrics focusing on cache hit ratio, memory allocated, and latency threshold.

Strategy 130

Strategy Monitoring Latency DevOps 130

The Morning Paper

FEBRUARY 6, 2020

Last week we looked at a function shipping solution to the problem; Cloudburst uses the more common data shipping to bring data to caches next to function runtimes (though you could also make a case that the scheduling algorithm placing function execution in locations where the data is cached a flavour of function-shipping too).

Serverless 98

Serverless Lambda Cache Latency 98

KeyCDN

MARCH 10, 2021

The image below shows a significant drop in latency once we've launched the new point of presence in Israel. In fact, latency has been reduced by almost 50%! With a total of 5 POPs in Oceania, this continent benefits from lower latency with every POP added. Lagos - Nigeria Africa got its second POP!

Latency 110

Latency Internet Internet Speed 110

KeyCDN

NOVEMBER 4, 2021

The POP is strategially located within the country and lowers latency overall. KeyCDN is always on the lookout for ways to minimize latency and accelerate asset delivery worldwide. Hola Mexico! We've launched our new point of presence (POP) in Mexico City.

Latency 111

Latency Cache Tuning Traffic 111

All Things Distributed

JULY 14, 2015

Streams provide you with the underlying infrastructure to create new applications, such as continuously updated free-text search indexes, caches, or other creative extensions requiring up-to-date table changes. Cross-region replication allows us to distribute data across the world for redundancy and speed. ” DynamoDB Triggers.

Database 158

Database Lambda AWS IoT 158

Brendan Gregg

FEBRUARY 28, 2023

My personal opinion is that I don't see a widespread need for more capacity given horizontal scaling and servers that can already exceed 1 Tbyte of DRAM; bandwidth is also helpful, but I'd be concerned about the increased latency for adding a hop to more memory. Ford, et al., “TCP

Performance 103

Performance Latency Cache Virtualization 103

CSS - Tricks

APRIL 1, 2021

Speed is also something Google considers when ranking your website placement on mobile. With all of this in mind, I thought improving the speed of my own version of a slow site would be a fun exercise. I’m going to update my referenced URL to the new site to help decrease latency that adds drag to the initial page load.

Cache 94

Cache Social Media Media Website 94

Sutter's Mill

FEBRUARY 13, 2017

Tue-Thu Apr 25-27: High-Performance and Low-Latency C++ (Stockholm). On April 25-27, I’ll be in Stockholm (Kista) giving a three-day seminar on “High-Performance and Low-Latency C++.” If you’re interested in attending, please check out the links, and I look forward to meeting and re-meeting many of you there.

Latency 48

Latency C++ Hardware Performance 48

Percona

JUNE 22, 2023

Query performance Query performance is a key performance indicator (KPI) in MySQL, as it measures the efficiency and speed of query execution. 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 133

Performance Monitoring Traffic Database 133

All Things Distributed

NOVEMBER 21, 2017

Redis's microsecond latency has made it a de facto choice for caching. Four years ago, as part of our AWS fast data journey, we introduced Amazon ElastiCache for Redis , a fully managed, in-memory data store that operates at microsecond latency. Whether it is gaming, adtech, travel, or retail—speed wins, it's simple.

Games 96

Games Retail Latency Education 96

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. Factors that can affect the amount of RAM needed by a database server include the total size of the database, the number of concurrent users, and the complexity of the database queries.

Performance 144

Performance Hardware Tuning Storage 144

KeyCDN

JULY 11, 2019

Using an image CDN, such as KeyCDN, can significantly reduce the latency of your image delivery. For example, while the average mobile download speed on 4G in Switzerland is fast at 35.2 Mbps, countries with a growing Internet users like India is only at an average mobile download speed of 6.8 Mbps ( Opensignal ).

Speed 52

Speed Website Mobile Latency 52

Alex Russell

DECEMBER 18, 2022

We're burning our inheritance and polluting the ecosystem on shockingly thin, perniciously marketed claims of "speed" and "agility" and "better UX" that have not panned out at all. Speeds will be much slower than advertised in many areas , particularly for rural users. 4GiB of RAM.

Performance 120

Performance Mobile Network Latency 120

CSS - Tricks

JULY 25, 2019

In this article, we uncover how PageSpeed calculates it’s critical speed score. It’s no secret that speed has become a crucial factor in increasing revenue and lowering abandonment rates. Now that Google uses page speed as a ranking factor, many organizations have become laser-focused on performance. Cache-Headers missing?

Google 73

Google Engineering Speed Mobile 73

KeyCDN

FEBRUARY 14, 2019

Let’s cover some ways to speed up GIF animations on your website and look at some alternative formats that you should consider. Why Speed Up GIF Animations? Speed Up GIF Animations With Compression Tools Due to their nature, it’s not possible to make changes to GIF files without affecting their graphical data.

Speed 50

Speed Website Servers Latency 50

Smashing Magazine

AUGUST 3, 2023

Largest Contentful Paint (LCP) LCP measures the perceived load speed of a webpage from a user’s perspective. The shorter the TTFB, the better the perceived speed of the site from the user’s perspective. It also opens up the possibility for more effective use of caching strategies, potentially enhancing load times further.

Performance 78

Performance Cache Traffic Metrics 78

Speed Curve

FEBRUARY 5, 2024

Cue server-timing headers Historically, when looking at page speed, we've had the tendency to ignore TTFB when trying to optimize the user experience. Caching the base page/HTML is common, and it should have a positive impact on backend times. Latency – How much time does it take to deliver a packet from A to B.

Servers 64

Servers Cache Retail Benchmarking 64

IO River

NOVEMBER 2, 2023

CDNs cache content on edge servers distributed globally, reducing the distance between users and the content they want.‍CDNs CDN architecture also focuses on caching, load balancing, routing, and optimizing content delivery, which can be measured by: cache offloading and round-trip time (RTT).‍RTT

Architecture 52

Architecture Cache Performance Latency 52

IO River

NOVEMBER 2, 2023

CDNs cache content on edge servers distributed globally, reducing the distance between users and the content they want.‍CDNs use load-balancing techniques to distribute incoming traffic across multiple servers called Points of Presence (PoPs) which distribute content closer to end-users and improve overall performance.

Architecture 52

Architecture Cache Performance Latency 52

KeyCDN

SEPTEMBER 12, 2019

When it comes to marketing your website, there are a lot of different aspects to consider, such as speed, SEO, conversation rates, bounce rate, and many others. KeyCDN’s Cache Enabler plugin is fully compatible the HTML attributes that make images responsive. jpg 480 KB 407 KB 43 KB 89% jpg-to-webp-2.jpg Feel free to comment below!

Social Media 106

Social Media Media Google Website 106

KeyCDN

MAY 14, 2019

This will reduce the total number of image operations because once the image has been processed it will be cached by our shield servers, allowing our edge servers to pull and cache the processed image instead of having to process the image again. This will improve the image processing performance and decrease the overall cost.

Processing 13

Processing Cache Network Latency 13

KeyCDN

JANUARY 25, 2023

With a dedicated POP, latency for visitors is reduced even further, resulting in better loading times. According to the Speedtest Global Index, Peru has an average internet connection speed of just over 67.5 The connection speed has room to grow compared to other countries in the region.

Latency 60

Latency Cache Tuning Speed 60