DZone

AUGUST 28, 2024

This is a clear performance-oriented decision. Putting an external cache in front of the database is commonly used to compensate for subpar latency stemming from various factors, such as inefficient database internals, driver usage, infrastructure choices, traffic spikes, and so on.

Cache 278

Cache Database Latency Traffic 278

Dynatrace

AUGUST 25, 2023

This article explores SLOs for service performance. According to the Google Site Reliability Engineering (SRE) handbook, monitoring the four golden signals is crucial in delivering high-performing software solutions. SLOs, as a measure of service quality, can track the related availability, reliability, and performance.

Performance 185

Performance Latency Traffic Metrics 185

Dynatrace

FEBRUARY 21, 2024

Benefits of quality gates Quality gates provide several advantages to organizations, including the following: Optimized software performance : Quality gates assess code at different SDLC stages and ensure that only high-quality code progresses. Several tools can be used to collect metrics in load/performance testing.

Speed 219

Speed Software Software Latency 219

Dynatrace

JUNE 25, 2020

The network latency between cluster nodes should be around 10 ms or less. Minimized cross-data center network traffic. – A Dynatrace customer, Head of Performance Engineering. Regular Dynatrace Managed deployments can work seamlessly when a maximum of two nodes are down at a time and the network has low latency.

Availability 256

Availability Hardware Latency Traffic 256

The Netflix TechBlog

SEPTEMBER 10, 2024

By Jose Fernandez , Sebastien Dabdoub , Jason Koch , Artem Tkachuk The Compute and Performance Engineering teams at Netflix regularly investigate performance issues in our multi-tenant environment. Traditional performance analysis tools such as perf can introduce significant overhead, risking further performance degradation.

Latency 251

Latency Metrics Programming Monitoring 251

The Netflix TechBlog

FEBRUARY 18, 2022

By: Ankush Gulati , David Gevorkyan Additional credits: Michael Clark , Gokhan Ozer Intro Netflix has more than 220 million active members who perform a variety of actions throughout each session, ranging from renaming a profile to watching a title. This helps limit the outgoing traffic footprint considerably.

Systems 334

Systems Traffic Architecture Mobile 334

The Netflix TechBlog

OCTOBER 8, 2024

Rajiv Shringi Vinay Chella Kaidan Fullerton Oleksii Tkachuk Joey Lynch Introduction As Netflix continues to expand and diversify into various sectors like Video on Demand and Gaming , the ability to ingest and store vast amounts of temporal data — often reaching petabytes — with millisecond access latency has become increasingly vital.

Latency 242

Latency Storage Traffic Tuning 242

Dynatrace

DECEMBER 27, 2022

When organizations implement SLOs, they can improve software development processes and application performance. SLOs can be a great way for DevOps and infrastructure teams to use data and performance expectations to make decisions, such as whether to release and where engineers should focus their time. SLOs improve software quality.

Software 276

Software Software Benchmarking Latency 276

The Netflix TechBlog

MARCH 5, 2024

Reduced tail latencies In both our GRPC and DGS Framework services, GC pauses are a significant source of tail latencies. Each of these errors is a canceled request resulting in a retry so this reduction further reduces overall service traffic by this rate: Errors rates per second. There is no best garbage collector.

Latency 240

Latency Java Tuning Efficiency 240

The Netflix TechBlog

NOVEMBER 2, 2020

How viewers are able to watch their favorite show on Netflix while the infrastructure self-recovers from a system failure By Manuel Correa , Arthur Gonigberg , and Daniel West Getting stuck in traffic is one of the most frustrating experiences for drivers around the world. Logs and background requests are examples of this type of traffic.

Traffic 263

Traffic Metrics Infrastructure Architecture 263

The Netflix TechBlog

SEPTEMBER 18, 2024

Firstly, developers struggled to reason about consistency, durability and performance in this complex global deployment across multiple stores. These include challenges with tail latency and idempotency, managing “wide” partitions with many rows, handling single large “fat” columns, and slow response pagination.

Latency 254

Latency Storage Cache Efficiency 254

The Netflix TechBlog

NOVEMBER 3, 2022

In that scenario, the system would need to deal with the data propagation latency directly, for example, by use of timeouts or client-originated update tracking mechanisms. With traffic growth, a single leader node handling all request volume started becoming overloaded. The cache is kept in sync with the current leader process.

Cache 235

Cache Latency Traffic Systems 235

Dynatrace

FEBRUARY 15, 2023

SREs use Service-Level Indicators (SLI) to see the complete picture of service availability, latency, performance, and capacity across various systems, especially revenue-critical systems. While this empowers teams to frequently deliver new features, the overall business, security, and quality objectives must be maintained.

DevOps 230

DevOps Latency Traffic Best Practices 230

DZone

APRIL 7, 2021

When 54 percent of the internet traffic share is accounted for by Mobile , it's certainly nontrivial to acknowledge how your app can make a difference to that of the competitor! Introduction.

Network 200

Network Performance Cache Internet 200

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. CFS is widely used and therefore well tested and Linux machines around the world run with reasonable performance.

Cache 260

Cache Latency Airlines Logistics 260

Dynatrace

MAY 31, 2023

With so many of their transactions occurring online, customers are becoming more demanding, expecting websites and applications to always perform perfectly. There are now many more applications, tools, and infrastructure variables that impact an application’s performance and availability. Remember that less is more.

Best Practices 233

Best Practices DevOps Latency Metrics 233

DZone

MARCH 14, 2023

As an engineer, you probably know that server performance under heavy load is crucial for maintaining the availability and responsiveness of your services. But what happens when traffic bursts overwhelm your system? Queueing requests is a common solution, but what's the best approach: FIFO or LIFO?

Strategy 147

Strategy Latency Availability Traffic 147

Dynatrace

JUNE 1, 2023

Service level objectives (SLOs) provide a powerful framework for measuring and maintaining software performance, reliability, and user satisfaction. SLOs are a valuable tool for organizations to ensure the health and performance of their applications. Note : you might hear the term latency used instead of response time.

Latency 189

Latency Website Traffic Virtualization 189

The Netflix TechBlog

DECEMBER 17, 2024

The Challenge of Title Launch Observability As engineers, were wired to track system metrics like error rates, latencies, and CPU utilizationbut what about metrics that matter to a titlessuccess? By logging all titles as they are displayed, we can process these logs to identify anomalies and gain insights into system performance.

Traffic 174

Traffic Scalability Strategy Monitoring 174

The Netflix TechBlog

SEPTEMBER 8, 2020

For each route we migrated, we wanted to make sure we were not introducing any regressions: either in the form of missing (or worse, wrong) data, or by increasing the latency of each endpoint. Being able to canary a new route let us verify latency and error rates were within acceptable limits. Replay Testing Enter replay testing.

Latency 243

Latency Cache Java Traffic 243

DZone

JANUARY 21, 2024

These organizations face a common challenge – how much infrastructure do they need to ensure optimal performance without overprovisioning – which can become very costly, very quickly. Even retail giants like Amazon have faced customer dissatisfaction during events like Prime Day when the website couldn't handle the traffic.

Retail 182

Retail Games Latency Traffic 182

Dynatrace

MAY 17, 2023

Validation tasks are then extended left to cover performance testing and release validation in a pre-production environment. While the first guardian validates the traffic, the second guardian checks the business transactions generated during the observation period. The functionality is implemented via an automated workflow.

DevOps 199

DevOps Traffic Latency Best Practices 199

DZone

FEBRUARY 26, 2021

Today, every business wants high-performing and high-quality software. But usually, it is seen that most of the applications fail to deliver expected performance under peak load or fluctuating network conditions. What Is Performance Testing? Today, let's learn more about this testing type in depth.

Performance Testing 127

Performance Testing Testing Performance Latency 127

Dynatrace

MARCH 16, 2023

In the 2023 Perform session “SLOs done right: A practitioners guide,” Michael Cabrera, SRE lead at Vivint, and Andreas Grabner, DevSecOps activist at Dynatrace, break down the state of SLOs and discuss how teams can adopt successful SLOs, avoid less-than-ideal objectives, and ultimately build better SLOs.

DevOps 228

DevOps Latency Metrics Traffic 228

Dynatrace

JUNE 1, 2023

Service level objectives (SLOs) provide a powerful framework for measuring and maintaining software performance, reliability, and user satisfaction. Teams can build on these SLO examples to improve application performance and reliability. Note : you might hear the term latency used instead of response time.

Traffic 173

Traffic Website Latency Virtualization 173

Dynatrace

MAY 19, 2022

This multinational information technology service and consulting company was asked to help a global automotive manufacturer with the management goal of measuring service flow performance. In their new dashboard, they added dimensions for load, latency, and open problems for each component. Initial SLO management dashboard. Saturation.

Automotive 279

Automotive Latency Architecture Azure 279

The Netflix TechBlog

JANUARY 10, 2024

This architecture shift greatly reduced the processing latency and increased system resiliency. We expanded pipeline support to serve our studio/content-development use cases, which had different latency and resiliency requirements as compared to the traditional streaming use case. divide the input video into small chunks 2.

Processing 240

Processing Media Latency Innovation 240

The Netflix TechBlog

AUGUST 30, 2021

Canary Test Workloads In addition to serving the regular message traffic between users and DUTs, the control plane itself is stress-tested at roughly 3-hour intervals, where nearly 3000 ephemeral MQTT clients are created to connect to and generate flash traffic on the MQTT brokers. million elements.

Latency 224

Latency Traffic Transportation Cloud 224

The Netflix TechBlog

MARCH 10, 2023

Production assets operations are performed in parallel with older data reprocessing without any service downtime. Existing data got updated to be backward compatible without impacting the existing running production traffic. Instead we use Elasticsearch to search those assets which are more performant.

Media 245

Media Traffic Processing Design 245

Dynatrace

AUGUST 27, 2024

After obtaining individual mappings between technical recommendations and DORA requirements, Dynatrace compliance experts perform a thorough review. This single source of truth tears down information silos that traditionally separate teams that perform different functions on many application components.

Best Practices 276

Best Practices Government DevOps Analytics 276

Alex Russell

FEBRUARY 28, 2022

It's being reposted here for completeness, but if you care about web performance, make sure to check out the whole series and get subscribed to the RSS feed to avoid missing any of next year's posts. The predominant answer: a unified theory of web performance. What, in particular, is "web performance"? How do we do it?

Performance 113

Performance Latency Architecture Network 113

Scalegrid

APRIL 16, 2020

Each of these models is suitable for production deployments and high traffic applications, and are available for all of our supported databases, including MySQL , PostgreSQL , Redis™ and MongoDB® database ( Greenplum® database coming soon). This can result in significant cost savings for high traffic applications. Reserved Instances.

Cloud 242

Cloud Azure AWS Database 242

Dynatrace

APRIL 25, 2023

For example, to handle traffic spikes and pay only for what they use. It helps developers and operators identify and troubleshoot issues, optimize performance and improve user experience. Scale automatically based on the demand and traffic patterns. The elasticity of serverless services helps organizations scale as needed.

Serverless 220

Serverless Lambda Azure AWS 220

The Morning Paper

OCTOBER 4, 2020

Understanding operational 5G: a first measurement study on its coverage, performance and energy consumption , Xu et al., What is the end-to-end throughput and latency, and where are the bottlenecks? Throughput and latency. 5G network paths achieve an average latency of 21.8ms, a 32% reduction on the comparable 4G times.

Energy 130

Energy Latency Performance Network 130

The Netflix TechBlog

NOVEMBER 22, 2019

December 2 1pm-2pm CMP 326-R Capacity Management Made Easy with Amazon EC2 Auto Scaling Vadim Filanovsky , Senior Performance Engineer & Anoop Kapoor, AWS Abstract :Amazon EC2 Auto Scaling offers a hands-free capacity management experience to help customers maintain a healthy fleet, improve application availability, and reduce costs.

AWS 38

AWS Entertainment Open Source Benchmarking 38

The Netflix TechBlog

OCTOBER 19, 2020

If we had an ID for each streaming session then distributed tracing could easily reconstruct session failure by providing service topology, retry and error tags, and latency measurements for all service calls. Our engineering teams tuned their services for performance after factoring in increased resource utilization due to tracing.

Infrastructure 239

Infrastructure Transportation Storage Open Source 239

Dynatrace

APRIL 26, 2022

Understanding why a user is experiencing transactional or performance issues enables organizations to achieve greater observability that goes beyond metrics, traces and logs. It is proactive monitoring that simulates traffic with established test variables, including location, browser, network, and device type.

Monitoring 216

Monitoring Social Media IoT Metrics 216