All Things Distributed

JUNE 20, 2017

This enables customers to serve content to their end users with low latency, giving them the best application experience. In 2008, AWS opened a point of presence (PoP) in Hong Kong to enable customers to serve content to their end users with low latency. Since then, AWS has added two more PoPs in Hong Kong, the latest in 2016.

AWS 149

AWS Logistics Cloud Social Media 149

All Things Distributed

SEPTEMBER 29, 2016

Based in the Paris area, the region will provide even lower latency and will allow users who want to store their content in datacenters in France to easily do so. Lors de ses quatre années d’existence, elle a réussi à se développer jusqu’à réunir plus de 1,3 milliards d’utilisateurs sur Internet.

AWS 166

AWS IoT Internet Internet 166

ACM Sigarch

MARCH 18, 2019

This Part 1 discusses Bottleneck Analysis and Little’s Law, while Part 2 presents the M/M/1 Queue. Computer systems, from the Internet-of-Things devices to datacenters, are complex and optimizing them can enhance capability and save money. This post discusses Bottleneck Analysis and Little’s Law, while Part 2 touts the M/M/1 Queue.

Systems 60

Systems Latency Performance Analytics 60

All Things Distributed

JANUARY 6, 2016

A region in South Korea has been highly requested by companies around the world who want to take full advantage of Korea’s world-leading Internet connectivity and provide their customers with quick, low-latency access to websites, mobile applications, games, SaaS applications, and more.

AWS 110

AWS Cloud Games Latency 110

Brendan Gregg

JULY 4, 2021

## References I've reproduced the talk references below, so you can click on links: - [Gregg 08] Brendan Gregg, “ZFS L2ARC,” [link] Jul 2008 - [Gregg 10] Brendan Gregg, “Visualizations for Performance Analysis (and More),” [link] 2010 - [Greenberg 11] Marc Greenberg, “DDR4: Double the speed, double the latency? Ford, et al., “TCP

Performance 52

Performance Latency Hardware Storage 52

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 52

Performance Latency Cache Virtualization 52

Smashing Magazine

AUGUST 3, 2021

Different browsers running on different platforms and hardware, respecting our user preferences and browsing modes (Safari Reader/ assistive technologies), being served to geo-locations with varying latency and intermittency increase the likeness of something not working as intended. More after jump!

Network 145

Network Engineering Availability Monitoring 145

All Things Distributed

JULY 11, 2011

Spot Instances are ideal for use cases like web and data crawling, financial analysis, grid computing, media transcoding, scientific research, and batch processing. a Fast and Scalable NoSQL Database Service Designed for Internet Scale Applications. Recent Entries. Driving Storage Costs Down for AWS Customers. Amazon DynamoDB â??

AWS 87

AWS Storage Cloud Big Data 87

Brendan Gregg

SEPTEMBER 25, 2021

A Cassandra database cluster had switched to Ubuntu and noticed write latency increased by over 30%. This was a weird problem to think about: Time itself had now become a resource and target of performance analysis. Colleagues/Internet I love using [Linux performance tools]. That changed by the end of the year.) ## 5.

Speed 126

Speed Java AWS Virtualization 126

The Morning Paper

JANUARY 23, 2020

Trade-offs under pressure: heuristics and observations of teams resolving internet service outages , Allspaw, Masters thesis, Lund University 2015. Today we’ll be digging into the analysis of an incident that took place at Etsy on December 4th, 2014. Event analysis. Semi-structured interviews using cued-recall.

Internet 53

Internet Internet Cache Engineering 53

Smashing Magazine

OCTOBER 31, 2023

Chrome DevTools includes a separate “Performance” tab where the testing environment’s CPU and network connection can be artificially throttled to mirror a specific testing condition, such as slow internet speeds. In contrast, lab reports contain a lot of analysis and recommendations on how to improve your page speed.

Speed 97

Speed Google Website Metrics 97

Brendan Gregg

SEPTEMBER 25, 2021

A Cassandra database cluster had switched to Ubuntu and noticed write latency increased by over 30%. This was a weird problem to think about: Time itself had now become a resource and target of performance analysis. Colleagues/Internet I love using Linux performance tools. Microbenchmark os::javaTimeMillis() on both systems.

Speed 52

Speed Java AWS Virtualization 52

All Things Distributed

APRIL 4, 2017

This enables customers to serve content to their end users with low latency, giving them the best application experience. In 2011, AWS opened a Point of Presence (PoP) in Stockholm to enable customers to serve content to their end users with low latency. As well as AWS Regions, we also have 24 AWS Edge Network Locations in Europe.

AWS 117

AWS Airlines Latency Games 117

The Netflix TechBlog

FEBRUARY 18, 2022

While a mobile device is almost always connected to the internet and reachable, a smart TV is only online while in use. Scaling Policies To address the thundering herd problem and to keep latencies under acceptable thresholds, the cluster scale-up policies are configured to be more aggressive than the scale-down policies.

Systems 334

Systems Traffic Architecture Mobile 334

Scalegrid

JANUARY 12, 2024

Key Takeaways A cloud workload encompasses any application or service running on a cloud infrastructure, facilitating tasks ranging from basic functions to advanced data analysis with the help of resources like databases, collaboration tools, and disaster recovery systems. Additionally. Additionally.

Cloud 130

Cloud Virtualization Storage Efficiency 130

Brendan Gregg

SEPTEMBER 25, 2021

A Cassandra database cluster had switched to Ubuntu and noticed write latency increased by over 30%. This was a weird problem to think about: Time itself had now become a resource and target of performance analysis. Colleagues/Internet I love using [Linux performance tools]. Microbenchmark os::javaTimeMillis() on both systems.

Speed 40

Speed Java AWS Virtualization 40

IO River

NOVEMBER 15, 2023

Each is crucial, and they all feed into each other to create a robust, responsive, and resilient security mechanism.Research‍In the dynamic world of the Internet, new threats are as constant as the rising sun. Aggregating this data into a single, coherent view for analysis becomes an additional hurdle.

Traffic 52

Traffic Network Logistics Architecture 52

All Things Distributed

JUNE 21, 2018

We are increasingly seeing customers wanting to build Internet-scale applications that require diverse data models. Use cases such as gaming, ad tech, and IoT lend themselves particularly well to the key-value data model where the access patterns require low-latency Gets/Puts for known key values. Purpose-built databases.

Database 167

Database AWS Games Latency 167

CSS - Tricks

MARCH 16, 2020

Not only does this allow developers to quickly gauge the quality of a website without further analysis, but it also allows non-technical folk such as stakeholders or clients to understand as well. If your latency is higher than 50ms, users may perceive your app as laggy. Create a new function that accepts a URL as a parameter.

Google 82

Google Latency Website Metrics 82

Alex Russell

JANUARY 30, 2024

Many critiques are possible, both of the target (five seconds for first load), the sample population (worldwide internet users), and of the methodology (informed reckons). 2] Data on mobile network evolution is sketchy, [3] and the largest error bars in this series' analysis continue to reside in this section. In the U.S.,

Performance 90

Performance Network Mobile Speed 90

IO River

NOVEMBER 2, 2023

Each is crucial, and they all feed into each other to create a robust, responsive, and resilient security mechanism.Research‍In the dynamic world of the Internet, new threats are as constant as the rising sun. Aggregating this data into a single, coherent view for analysis becomes an additional hurdle.

Traffic 40

Traffic Network Logistics Architecture 40

All Things Distributed

APRIL 9, 2015

Two areas where Lambda is driving a lot of innovation is Mobile and the Internet of Things (IoT). Synchronous requests allow mobile and IoT apps to move data transformations and analysis to the cloud and make it easy for any application or web service to use Lambda to create back-end functionality.

Lambda 123

Lambda Cloud IoT AWS 123

Highly Scalable

MAY 1, 2012

Statistical analysis and mining of huge multi-terabyte data sets is a common task nowadays, especially in the areas like web analytics and Internet advertising. Analysis of such large data sets often requires powerful distributed data stores like Hadoop and heavy data processing with techniques like MapReduce. Case Study.

Analytics 191

Analytics Traffic Big Data Efficiency 191

Highly Scalable

SEPTEMBER 18, 2012

Historically, NoSQL paid a lot of attention to tradeoffs between consistency, fault-tolerance and performance to serve geographically distributed systems, low-latency or highly available applications. Read/Write latency. Read/Write requests are processes with a minimal latency. Data Placement. Read/Write scalability.

Database 213

Database Latency C++ Scalability 213

Alex Russell

JULY 14, 2021

Modern browsers like Chrome and Samsung Internet support a long list of features that make web apps more powerful and keep users safer. Samsung Internet set as the default browser and loads web pages from links in the app. Such enforcement is not challenging for Google, given its existing binary analysis infrastructure.

Google 121

Google Mobile Engineering Internet 121

Alex Russell

NOVEMBER 6, 2013

Using HTML that all browsers understand saves on complexity, latency, and confusion — assuming that HTML has something that says what you mean. But this analysis also charts a path forward: you know what sort of machine-readable extractable data source would be interesting to search engines?

Engineering 40

Engineering Technology Technology Systems 40

All Things Distributed

NOVEMBER 15, 2010

For example, the most fundamental abstraction trade-off has always been latency versus throughput. Modern CPUs strongly favor lower latency of operations with clock cycles in the nanoseconds and we have built general purpose software architectures that can exploit these low latencies very well. Where to go from here?

AWS 136

AWS Latency Programming Architecture 136

Alex Russell

APRIL 29, 2021

In almost every area, Apple's low-quality implementation of features WebKit already supports requires workarounds not necessary for Firefox (Gecko) or Chrome/Edge/Brave/Samsung Internet (Blink). For heavily latency-sensitive use-cases like WebXR, this is a critical component in delivering a good experience. Converging Views.

Media 145

Media Games Education Engineering 145

Brendan Gregg

SEPTEMBER 5, 2017

Here's some output from my zfsdist tool, in bcc/BPF, which measures ZFS latency as a histogram on Linux: # zfsdist. Tracing ZFS operation latency. My rock solid experience with Ubuntu is on an LTS release. ## Crash Dump Analysis It can be done. Many new tools can now be written, and the main toolkit we're working on is [bcc].

Virtualization 76

Virtualization AWS Engineering Hardware 76

Smashing Magazine

JANUARY 6, 2020

Treo Sites provides competitive analysis based on real-world data. Estimated Input Latency tells us if we are hitting that threshold, and ideally, it should be below 50ms. Thus, it "hides" latency (both in the network and on the server) from clients. Large preview ). Result: zero RTT for repeat views.

Performance 145

Performance Cache Network Metrics 145

Smashing Magazine

JANUARY 11, 2021

Treo provides competitive analysis based on real-world data. Estimated Input Latency tells us if we are hitting that threshold, and ideally, it should be below 50ms. Not to mix up with Microsoft’s JPEG-XR coming from good ol' Internet Explorer 9 times). Large preview ). New metrics landed in Lighthouse v6 in early 2020.

Performance 145

Performance Cache Media Metrics 145