Dynatrace

JUNE 25, 2020

The network latency between cluster nodes should be around 10 ms or less. – A Dynatrace customer, Head of Performance Engineering. For Premium HA, this has been extended from 10 ms latency (in the same network region) to around 100 ms network latency due to asynchronous data replication between regions.

Availability 237

Availability Hardware Latency Traffic 237

Dynatrace

SEPTEMBER 13, 2023

In this blog post, we’ll demonstrate how Dynatrace automation and the Dynatrace Site Reliability Guardian can help you implement your applications according to all six AWS Well-Architected pillars by integrating them into your software development lifecycle (SDLC).

AWS 236

AWS Efficiency Azure Cloud 236

Percona

MARCH 23, 2023

This blog is in reference to our previous ones for ‘Innodb Performance Optimizations Basics’ 2007 and 2013. Although there have been many blogs about adjusting MySQL variables for better performance since then, I think this topic deserves a blog update since the last update was a decade ago, and MySQL 5.7

Performance 124

Performance Hardware Tuning Storage 124

Uber Engineering

MARCH 12, 2017

With the evolution of storage formats like Apache Parquet and Apache ORC and query engines like Presto and Apache Impala , the Hadoop ecosystem has the potential to become a general-purpose, unified serving layer for workloads that can tolerate latencies … The post Hudi: Uber Engineering’s Incremental Processing Framework on Apache Hadoop appeared (..)

Processing 100

Processing Latency Storage Engineering 100

Percona

JUNE 22, 2023

In this blog, we will explore various MySQL KPIs that are basic and essential to track using monitoring tools like PMM. Replication lag can occur due to various factors such as network latency, system resource limitations, complex transactions, or heavy write loads on the primary/master database.

Performance 102

Performance Monitoring Traffic Database 102

Percona

JULY 1, 2023

In this blog, we will answer all of these important questions and provide a general overview comparing the two database services, Aurora vs RDS. What we should really compare is the MySQL and Aurora database engines provided by Amazon RDS. What are the differences between Aurora and RDS? How do I choose which one to use?

AWS 52

AWS Database Serverless Storage 52

Dynatrace

APRIL 26, 2022

STM generates traffic that replicates the typical path or behavior of a user on a network to measure performance for example, response times, availability, packet loss, latency, jitter, and other variables). The post How digital experience monitoring helps deliver business observability appeared first on Dynatrace blog.

Monitoring 192

Monitoring Social Media IoT Metrics 192

The Netflix TechBlog

DECEMBER 21, 2020

At this scale, we can gain a significant amount of performance and cost benefits by optimizing the storage layout (records, objects, partitions) as the data lands into our warehouse. We built AutoOptimize to efficiently and transparently optimize the data and metadata storage layout while maximizing their cost and performance benefits.

Storage 203

Storage Latency Efficiency Data Engineering 203

Brendan Gregg

JULY 4, 2021

AWS Graviton2); for memory with the arrival of DDR5 and High Bandwidth Memory (HBM) on-processor; for storage including new uses for 3D Xpoint as a 3D NAND accelerator; for networking with the rise of QUIC and eXpress Data Path (XDP); and so on. Ford, et al., “TCP

Performance 52

Performance Latency Hardware Storage 52

Percona

JULY 17, 2023

In this blog, we’ll examine the reasons why people would seek an alternative to MongoDB Enterprise, and we’ll identify some of the most popular NoSQL alternatives. First, some stage-setting for this blog article. 1 among non-relational/document-based systems ( DB-Engines, July 2023 ). It ranks No.

Open Source 75

Open Source Database Scalability Software 75

The Morning Paper

JANUARY 30, 2020

Edge servers are the middle ground – more compute power than a mobile device, but with latency of just a few ms. physics engine that simulates 3D cubes falling from the air. Why would we want to live migrate web workers? The kind of edge server envisaged here might, for example, be integrated with your WiFi access point.

Mobile 104

Mobile Cloud Latency Games 104

All Things Distributed

SEPTEMBER 25, 2012

Following the huge success of being able to provision a consistent, user-requested I/O rate for DynamoDB and Elastic Block Store (EBS), the AWS Database Services team has now released Provisioned IOPS, a new high performance storage option for the Amazon Relational Database Service (Amazon RDS). Read more about on their blog.

Cloud 117

Cloud AWS Storage Database 117

Percona

APRIL 7, 2023

Here’s how the same test performed when running Percona Distribution for PostgreSQL 14 on these same servers: Queries: reads Queries: writes Queries: other Queries: total Transactions Latency (95th) MySQL (A) 1584986 1645000 245322 3475308 122277 20137.61 MySQL (B) 2517529 2610323 389048 5516900 194140 11523.48

Tuning 135

Tuning Cache Servers Benchmarking 135

ACM Sigarch

DECEMBER 6, 2018

Each of these categories opens up challenging problems in AI/visual algorithms, high-density computing, bandwidth/latency, distributed systems. Artists, researchers, and engineers are already starting to harness the power of deep learning based generative models to create content. Generative and Interactive Visual Workloads.

Wireless 54

Wireless IoT Analytics Architecture 54

Percona

APRIL 17, 2023

In this blog post, we will discuss the best practices on the MongoDB ecosystem applied at the Operating System (OS) and MongoDB levels. The CFQ works well for many general use cases but lacks latency guarantees. The deadline excels at latency-sensitive use cases ( like databases ), and noop is closer to no schedule at all.

Best Practices 52

Best Practices Design Tuning Database 52

Percona

MAY 2, 2023

This blog was originally published in September 2020 and was updated in May 2023. In this blog, we will be discussing different MongoDB database backup strategies and their use cases, along with pros and cons and a few other useful tips. Especially if going into or out of storage types that may throttle bandwidth/network traffic.

Best Practices 52

Best Practices Database Storage Servers 52

The Netflix TechBlog

FEBRUARY 9, 2021

Growth Engineering at Netflix?—?Automated In the Growth Engineering team, we refer to this as the top of the signup funnel. For more background on the signup funnel and Growth Engineering’s role in the signup funnel, please read our initial post on the topic: Growth Engineering at Netflix? Accelerating Innovation.

Engineering 165

Engineering Storage Latency Entertainment 165

Testsigma

FEBRUARY 12, 2021

According to Gartner, the greatest technological developments in 2021 will influence the future from technology affecting how people operate, to AI engineering and hyperautomation. This obligated QA engineers, in particular, to pay more attention to the user interface. appeared first on Testsigma Blog.

Artificial Intelligence 92

Artificial Intelligence Software Software IoT 92

All Things Distributed

JULY 13, 2010

In particular this has been true for applications based on algorithms - often MPI-based - that depend on frequent low-latency communication and/or require significant cross sectional bandwidth. blog comments powered by Disqus. he posts material that doesnt belong on this blog or on twitter. Contact Info. Werner Vogels.

Cloud 118

Cloud AWS Automotive Latency 118

Alex Russell

APRIL 29, 2021

Apple forces developers of competing browsers to use their engine for all browsers on iOS , restricting their ability to deliver a better version of the web platform. They are, pound for pound, some of the best engine developers globally and genuinely want good things for the web. So is speedy resolution and agreement.

Media 145

Media Games Education Engineering 145

All Things Distributed

NOVEMBER 19, 2010

There were blog posts by Jeff Barr The Cluster GPU Instance and James Hamilton HPC in the Cloud with GPGPUs , as well as my background posting: Expanding the Cloud - Adding the Incredible Power of the Amazon EC2 Cluster GPU Instances. Science & Engineering. an engineering adventure to break the 1,000 mph barrier in a car.

AWS 67

AWS Cloud Benchmarking Storage 67

All Things Distributed

DECEMBER 5, 2010

There is more than one Werner Vogels in this world and although I never get emails, snail mail or phones calls for any of my peers, I am sure they are somewhat frustrated if they type in our name in a search engine :-). This achieves very low-latency for queries which is crucial for the overall performance of internet applications.

Cloud 117

Cloud Internet Internet AWS 117

Alex Russell

JULY 14, 2021

The 85% global-share OS (Android) has historically facilitated browser choice and diversity in browser engines. Engine diversity is essential, as it is the mechanism that causes competition to deliver better performance, capability, privacy, security, and user controls. If so, it's a browser regardless of the underlying engine.

Google 121

Google Mobile Engineering Internet 121

The Netflix TechBlog

SEPTEMBER 24, 2021

Our previous tech blog Packaging award-winning shows with award-winning technology detailed our packaging technology deployed on the streaming side. From chunk encoding to assembly and packaging, the result of each previous processing step must be uploaded to cloud storage and then downloaded by the next processing step.

Cloud 237

Cloud Media Storage Cache 237

The Netflix TechBlog

SEPTEMBER 2, 2020

For engineers, instead of whodunit, the question is often “what failed and why?” An engineer can find herself digging through logs, poring over traces, and staring at dozens of dashboards. In an earlier blog post, we discussed Telltale , our health monitoring system. The more complex a system, the more places to look for clues.

Latency 296

Latency Transportation Engineering Traffic 296

All Things Distributed

APRIL 28, 2010

There are four main reasons to do so: Performance - For many applications and services, data access latency to end users is important. The new Singapore Region offers customers in APAC lower-latency access to AWS services. You can also find more information on the AWS developer blog. blog comments powered by Disqus.

AWS 61

AWS Cloud Latency Storage 61

Dotcom-Montior

MARCH 6, 2022

Waterfall charts are diagrams which represent how website resources are being downloaded, parsed by the engine, in a timeline that gives us the opportunity to see the sequence and dependencies between resources. A fast website increases conversion rates and leads you to perform well on search engines. Do You Need a CDN?

Performance 52

Performance Cache Website Speed 52

The Netflix TechBlog

JUNE 13, 2023

Our previous blog post presented replay traffic testing — a crucial instrument in our toolkit that allows us to implement these transformations with precision and reliability. This blog post will delve into the techniques leveraged at Netflix to introduce these changes to production.

Traffic 279

Traffic Metrics Systems Strategy 279

The Morning Paper

MAY 28, 2019

We don’t talk about energy as often as we probably should on this blog, but it’s certainly true that our data centres and various IT systems consume an awful lot of it. Together this set of four operations allow us to deliberately engineer “race conditions” in a circuit to perform computation at low energy. ASPLOS’19.

Energy 52

Energy Hardware Efficiency Architecture 52

Dotcom-Montior

MAY 6, 2020

Waterfall charts are diagrams which represent how website resources are being downloaded, parsed by the engine, in a timeline that gives us the opportunity to see the sequence and dependencies between resources. A fast website increases conversion rates and leads you to perform well on search engines. Do You Need a CDN?

Performance 53

Performance Cache Website Speed 53

Brendan Gregg

SEPTEMBER 5, 2017

This includes many great engineers who I'm sure will excel in whatever they choose to work on next. 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. Many new tools can now be written, and the main toolkit we're working on is [bcc].

Virtualization 76

Virtualization AWS Engineering Hardware 76

The Netflix TechBlog

NOVEMBER 3, 2022

This blog post presents how our current iteration of Titus deals with high API call volumes by scaling out horizontally. When a new leader is elected it loads all data from external storage. We started seeing increased response latencies and leader servers running at dangerously high utilization.

Cache 224

Cache Latency Traffic Systems 224

The Netflix TechBlog

MAY 5, 2021

Netflix Drive relies on a data store that will be the persistent storage layer for assets, and a metadata store which will provide a relevant mapping from the file system hierarchy to the data store entities. We will cover the different namespaces of Netflix Drive in more detail in a subsequent blog post. A sample manifest file.

Media 174

Media Storage Architecture Cloud 174

The Netflix TechBlog

APRIL 26, 2022

The first version of our logger library optimized for storage by deduplicating facts and optimized for network i/o using different compression methods for each fact. Since we were optimizing at the logging level for storage and performance, we had less data and metadata to play with to optimize the query performance.

Storage 187

Storage Design Scalability Latency 187

The Netflix TechBlog

NOVEMBER 2, 2021

Such coupling problems abound with our Reloaded architecture, and hence the Media Cloud Engineering and Encoding Technologies teams have been working together to develop a solution that addresses many of the concerns with our previous architecture. This enables us to use our scale to increase throughput and reduce latencies.

Media 171

Media Innovation Metrics Latency 171

All Things Distributed

JANUARY 18, 2012

Amazon DynamoDB offers low, predictable latencies at any scale. In response, we began to develop a collection of storage and database technologies to address the demanding scalability and reliability requirements of the Amazon.com ecommerce platform. Customers can typically achieve average service-side in the single-digit milliseconds.

Scalability 167

Scalability Database Ecommerce Latency 167

All Things Distributed

JUNE 21, 2018

That learning is at the heart of this blog post—databases are built for a purpose and matching the use case with the database will help you write high-performance, scalable, and more functional applications faster. The purpose of DynamoDB is to provide consistent single-digit millisecond latency for any scale of workloads.

Database 167

Database AWS Games Latency 167