Brendan Gregg

DECEMBER 30, 2017

My last talk for 2017 was at AWS re:Invent, on "How Netflix Tunes EC2 Instances for Performance," an updated version of my [2014] talk. Our team looks after the BaseAMI, kernel tuning, OS performance tools and profilers, and self-service tools like Vector. Networking. Casey Rosenthal (traffic and chaos) Models of Availability.

Tuning 52

Tuning AWS Best Practices Network 52

Dynatrace

APRIL 26, 2022

Digital experience monitoring enables companies to respond to issues more efficiently in real time, and, through enrichment with the right business data, understand how end-user experience of their digital products significantly affects business key performance indicators (KPIs). One of the key advantages of DEM is its versatility.

Monitoring 196

Monitoring Social Media IoT Metrics 196

Scalegrid

MARCH 22, 2024

Choosing the Right Cloud Services Choosing the right cloud services is crucial in developing an efficient multi cloud strategy. This process thoroughly assesses factors like cost-effectiveness, security measures, control levels, scalability options, customization possibilities, performance standards, and availability expectations.

Strategy 130

Strategy Cloud Government Innovation 130

Dynatrace

SEPTEMBER 28, 2021

Deployment frequency measures both long-term and short-term efficiency. For example, by measuring deployment frequency daily or weekly, you can determine how efficiently your team is responding to process changes. This metric gauges the stability and efficiency of your DevOps processes. App availability.

DevOps 193

DevOps Metrics Traffic Efficiency 193

Dynatrace

DECEMBER 18, 2023

This challenge has given rise to the discipline of observability engineering, which concentrates on the details of telemetry data to fine-tune observability use cases. But often, we use additional services and solutions within our environment for backups, storage, networking, and more. Please stay tuned!

Metrics 172

Metrics Engineering Energy Tuning 172

Dynatrace

MARCH 25, 2022

Like most IT professionals, Harikrishnan and the Parker team’s cybersecurity engineer Tom Hood have multiple requirements to manage, from implementing digital transformation and ensuring operational efficiency to securing IT systems. What device are they using over what type of network? Efficiency. Accessibility.

Benchmarking 166

Benchmarking Efficiency DevOps Tuning 166

The Netflix TechBlog

MAY 1, 2019

We expect these bitrates to evolve over time as we get more efficient with our encoding techniques. This approach selects the audio bitrate based on network conditions at the start of playback. Adaptive streaming is a technology designed to deliver media to the user in the most optimal way for their network connection.

Engineering 274

Engineering Network Media Entertainment 274

Dynatrace

OCTOBER 28, 2021

The crisis could be technical, natural, or malicious events, for example an earthquake affecting data center availability, or a cyberattack infecting applications and websites. Greater innovation and collaboration from development and SRE teams means better software that meets new customer demands quickly with efficiency and high performance.

Engineering 218

Engineering Entertainment Cloud Infrastructure 218

Percona

DECEMBER 13, 2023

MySQL 8 introduces Error Log Filtering as a mechanism to fine-tune the error log, allowing administrators to focus on the most critical issues. This is particularly beneficial in high-traffic environments where minimizing log noise is crucial for efficient log analysis.

Database 91

Database Open Source Tuning Traffic 91

Sutter's Mill

NOVEMBER 11, 2023

If you want to do efficient linear algebra, you don’t want to write your own code by hand; that would be slow. Instead, you want a library that is tuned for your target hardware architecture and ready for par_unseq vectorized algorithms, for blazing speed. This is that library.

C++ 115

C++ Lambda Network Programming 115

Smashing Magazine

NOVEMBER 8, 2021

Surveying the existing landscape of available developer tools and runtimes, we felt that there is a gap. One network hop up, Shopify’s CDN adds optimized edge-delivery with commerce specialized protection against malicious actors and shopping bots that now often operate at a scale that is able to DDoS many storefronts.

Cache 137

Cache Best Practices Strategy Servers 137

The Morning Paper

JUNE 13, 2019

As we saw with the SOAP paper last time out, even with a fixed model variant and hardware there are a lot of different ways to map a training workload over the available hardware. We’d like to pack models as efficiently as possible on the underlying infrastructure. The paper is silent on this issue.

Hardware 58

Hardware Latency Serverless Energy 58

KeyCDN

SEPTEMBER 20, 2018

Error monitoring can get increasingly complicated as you deal with bugs reported by users and your production team, which is why having an efficient error tracking workflow from the beginning is so important. Not all back-end errors affect the user experience, but keeping track of them can prove helpful when tuning your app.

Strategy 67

Strategy Monitoring Website Google 67

Scalegrid

JANUARY 8, 2019

In Part I , we introduced a High Availability (HA) framework for MySQL hosting and discussed various components and their functionality. Semisynchronous replication, which is natively available in MySQL, helps the HA framework to ensure data consistency and redundancy for committed transactions.

Availability 113

Availability Tuning Speed Network 113

Percona

APRIL 24, 2023

Indexes are generally considered to be the panacea when it comes to SQL performance tuning, and PostgreSQL supports different types of indexes catering to different use cases. I keep seeing many articles and talks on “tuning” discussing how creating new indexes speeds up SQL but rarely ones discussing removing them.

Tuning 125

Tuning Cache Storage Database 125

The Morning Paper

NOVEMBER 10, 2019

Snap: a microkernel approach to host networking Marty et al., This paper describes the networking stack, Snap , that has been running in production at Google for the last three years+. The desire for CPU efficiency and lower latencies is easy to understand. SOSP’19. Emphasis mine). It reminds me of ZeroMQ.

Network 92

Network Transportation Latency Entertainment 92

Dynatrace

SEPTEMBER 29, 2021

For a deeper look into how to gain end-to-end observability into Kubernetes environments, tune into the on-demand webinar Harness the Power of Kubernetes Observability. The “scheduler” determines the placement of new containers so compute resources are used most efficiently. Networking. Watch webinar now!

Open Source 295

Open Source Traffic DevOps Cloud 295

KeyCDN

AUGUST 15, 2019

Before you begin tuning your website or application, you must first figure out which metrics matter most to your users and establish some achievable benchmarks. Its tailored to enterprise applications that have thousands of users, but limited free edition is available. What is Performance Testing? Consider optimizing before investing.

Testing Tools 55

Testing Tools Best Practices Performance Testing Testing 55

The Netflix TechBlog

DECEMBER 21, 2020

We built AutoOptimize to efficiently and transparently optimize the data and metadata storage layout while maximizing their cost and performance benefits. This article will list some of the use cases of AutoOptimize, discuss the design principles that help enhance efficiency, and present the high-level architecture.

Storage 203

Storage Latency Efficiency Data Engineering 203

Dynatrace

NOVEMBER 15, 2021

A log is a detailed, timestamped record of an event generated by an operating system, computing environment, application, server, or network device. Log analytics also help identify ways to make infrastructure environments more predictable, efficient, and resilient. Together, they provide continuous value to the business.

Analytics 202

Analytics Monitoring Artificial Intelligence DevOps 202

Abhishek Tiwari

JULY 12, 2018

Data Pipeline A data pipeline is a software that ingests data from multiple sources, transforms it and finally makes it available to internal or external products. If tuned for performance, there is a good change reliability is compromised - and vice versa. This can be efficient at the beginning but counter-productive in a long run.

Latency 63

Latency Analytics Scalability Engineering 63

Percona

OCTOBER 18, 2023

Resource allocation: Personnel, hardware, time, and money The migration to open source requires careful allocation (and knowledge) of the resources available to you. Look closely at your current infrastructure (hardware, storage, networks, etc.) Performance tuning The first critical move in performance tuning is query optimization.

Open Source 90

Open Source Database Hardware Strategy 90

IO River

NOVEMBER 2, 2023

With the ever-growing demands of the internet, websites and web applications face the challenge of delivering content swiftly and efficiently to users worldwide. Enter the concept of Content Delivery Networks (CDN) with Multiple Origins Load Balancing. Turbocharge Your Content Delivery With CDN Multiple Origins Load Balancer!

Traffic 52

Traffic Cache Servers Latency 52

Percona

APRIL 17, 2023

The main objective of this post is to share my experience over the past years tuning MongoDB and centralize the diverse sources that I crossed in this journey in a unique place. There is an issue with this, which causes the OS to swap even with memory available. Spoiler alert: This post focuses on MongoDB 3.6.X 25.84 - Total 21.04

Best Practices 52

Best Practices Design Tuning Database 52

IO River

NOVEMBER 2, 2023

With the ever-growing demands of the internet, websites and web applications face the challenge of delivering content swiftly and efficiently to users worldwide. Enter the concept of Content Delivery Networks (CDN) with Multiple Origins Load Balancing. Turbocharge Your Content Delivery With CDN Multiple Origins Load Balancer!

Traffic 40

Traffic Cache Network Servers 40

MachMetrics

APRIL 3, 2020

And if you absolutely have to have it on a device, most of them are available via Kindle as well. Sounders, along with 8 expert contributors, expands upon the tips in the first book and offers best practices in JavaScript, network, and browser optimization. Let’s get started! – Aurel V.

Speed 85

Speed Performance Best Practices Website 85

O'Reilly

NOVEMBER 28, 2023

A year after the first web servers became available, how many companies had websites or were experimenting with building them? Second, while OpenAI’s GPT-4 announcement last March demoed generating website code from a hand-drawn sketch, that capability wasn’t available until after the survey closed. Certainly not two-thirds of them.

Open Source 111

Open Source Artificial Intelligence Google Infrastructure 111

The Morning Paper

JUNE 27, 2019

Named dimensions are an easy to understand example, but the challenges go much deeper than that, and were keenly felt by the authors during research on Capsule networks. Convolutional Capsule primitives can be implemented reasonably efficiently on CPU but problems arise on accelerators (e.g. Challenges compiling non-standard kernels.

Systems 87

Systems Tuning Programming Innovation 87

Tasktop

MAY 24, 2021

Citing the Navy’s “leadership factory”, he encouraged attendees to focus on tuning a system for building leaders, to give them the responsibility and ownership to hone their skills and come back “stronger” from missions. We’ll be sure to share Mik and our other favorite sessions as and when they come available. Any memorable quotes? .

DevOps 91

DevOps Metrics Healthcare Innovation 91

Smashing Magazine

AUGUST 22, 2021

As we will see, QUIC and HTTP/3 indeed have great web performance potential, but mainly for users on slow networks. If your average visitor is on a fast cabled or cellular network, they probably won’t benefit from the new protocols all that much. An often used metaphor is that of a pipe used to transport water. Congestion Control.

Performance 107

Performance Network Latency Servers 107

All Things Distributed

MARCH 19, 2018

Amazon SageMaker training supports powerful container management mechanisms that include spinning up large numbers of containers on different hardware with fast networking and access to the underlying hardware, such as GPUs. Post-training model tuning and rich states. Cross-instance support relies heavily on containerization.

Scalability 159

Scalability Hardware AWS Tuning 159

Percona

JULY 2, 2023

Having a backup strategy in place that takes regular backups and has secure storage is essential to protect the database in an enterprise-grade environment to ensure its availability in the event of failures or disasters. Automatic Backups Setting up automated backup procedures in PostgreSQL is important for data safety and availability.

Strategy 52

Strategy Database Storage Open Source 52

CSS Wizardry

NOVEMBER 3, 2020

So many false starts, tedious workflows, and a complete lack of efficiency really made it difficult for me to find momentum. In a separate sheet—available at the same link as before —I’ve simply graphed the data by page type. For now, I’m usually sat with a coffee, some tunes on, and an old-school pen and paper making notes.

Speed 292

Speed Ecommerce Metrics Analytics 292

Dynatrace

DECEMBER 8, 2020

This result s in w eb – service integrations perforat ing firewalls, network content not being captured by intrusion detection and vulnerability scanners miss ing what’s running in production. . One single platform drives efficient DevSecOps collaboration and automated vulnerability management.

Cloud 284

Cloud Open Source Internet Internet 284

Smashing Magazine

SEPTEMBER 6, 2021

Next, we’ll look at how to set up servers and clients (that’s the hard part unless you’re using a content delivery network (CDN)). Using just a few (but still more than one), however, could nicely balance congestion growth with better performance, especially on high-speed networks. Servers and Networks. What Does It All Mean?

Network 107

Network Servers Cache Traffic 107

Smashing Magazine

FEBRUARY 2, 2022

This problem is more apparent on unreliable and slow networks and lower-end devices. JavaScript-based frameworks like React made the process of developing web applications streamlined and efficient, for better or worse. Notice the difference in loading times between mobile and cable networks. Large preview ). Large preview ).

Code 91

Code Performance Network Website 91

Smashing Magazine

AUGUST 9, 2021

QUIC is needed because TCP, which has been around since the early days of the Internet, was not really built with maximum efficiency in mind. It also, however, takes a full network round trip to complete before anything else can be done on a connection. and lower), this typically takes two network round trips.

Transportation 145

Transportation Internet Internet Network 145