The Netflix TechBlog

OCTOBER 15, 2019

caching (Memcached etc.), In Netflix the microservice architecture is widely adopted and each microservice typically handles only one type of data. No need to acquire locks on tables, which is essential to ensure that the write traffic on the database is never blocked by our service. Please stay tuned.

Transportation 192

Transportation Architecture Processing Storage 192

Dynatrace

SEPTEMBER 17, 2019

REDIS for caching. MaaSS for Cloud Architects: Deployment and Architecture Validations. Validate correct architecture, configuration and deployment by looking at Service Flow! Having Dynatrace also looking at key EFS metrics gives them additional root cause information in case something goes wrong. 1 Validate Deployment.

AWS 128

AWS Monitoring Ecommerce Lambda 128

KeyCDN

JANUARY 23, 2020

During a user session, a variety of metrics can be collected, including: Failed login attempts APDEX score Load times for specific elements Time-to-first-byte A software development team would gather these types of metrics to find problems in an application that negatively affect the user experience. Basic server metrics.

Strategy 72

Strategy Metrics Monitoring Servers 72

All Things Distributed

NOVEMBER 26, 2013

and enable you to maintain a nearly up-to-date copy of your master database in a different AWS Region. Amazon RDS offers a monthly uptime percentage SLA of 99.95% per Multi-AZ database instance. Cross Region Read Replicas are available for MySQL 5.6

Cloud 145

Cloud AWS Traffic Latency 145

Jos

JUNE 2, 2018

UI/UX : There is usually a designer and/or UX person that sets the look & feel and information architecture. One could argue this is a metric-driven decision. How would you architecture a non-trivial size web project (client, server, databases, caching layer)? Testing : Well, we should write some tests, right?

Performance 237

Performance Speed Google Media 237

Smashing Magazine

NOVEMBER 2, 2021

Moreover, Garten-und-Freizeit, a German e-commerce store that sells furniture, saw an amazing improvement in their metrics after getting a PWA. Due to the use of modern frameworks, advanced caching and rendering, and data transmission via API, properly developed PWAs can be a seven-league step up to boost the store’s speed.

Code 74

Code Cache Retail Mobile 74

Scalegrid

DECEMBER 21, 2023

With its widespread use in modern application architectures, understanding the ins and outs of Redis® monitoring is essential for any tech professional. Identifying key Redis® metrics such as latency, CPU usage, and memory metrics is crucial for effective Redis monitoring.

Strategy 130

Strategy Monitoring Latency DevOps 130

The Morning Paper

FEBRUARY 23, 2020

Our approach differs substantially by (1) providing economic incentives for data to be contributed and integrated into existing schemas, (2) offering a SQL interface instead of graph based approaches, (3) including the computational and storage infrastructure in the architectural vision. Coordinators that don’t want to pay contractors?

Blockchain 94

Blockchain Internet Internet IoT 94

Dynatrace

MAY 13, 2022

Apache Cassandra is an open-source, distributed, NoSQL database. Because of its scalability and distributed architecture, thousands of companies trust it to run their cloud and hybrid-based workloads at high availability without compromising performance. Microsoft Azure offers multiple ways to manage Apache Cassandra databases.

Azure 238

Azure Latency Metrics Infrastructure 238

Dynatrace

AUGUST 30, 2019

Infrastructure Optimization: 100% improvement in Database Connectivity. Missing Cache Settings – Make sure you cache resources that don’t change often on the browser or use a CDN. Reducing performance and architectural issues in their backend system gave them a 99% performance improvement!

Cache 199

Cache Database Architecture Government 199

Jos

JUNE 2, 2018

UI/UX : There is usually a designer and/or UX person that sets the look & feel and information architecture. One could argue this is a metric-driven decision. Again, it’s easy to fake performance optimization by leaving out the bad metrics, blocking users who spoil the stats. Well, not so fast. Only then it will be built.

Performance 130

Performance Speed Google Media 130

Percona

JUNE 22, 2023

To make data count and to ensure cloud computing is unabated, companies and organizations must have highly available databases. A basic high availability database system provides failover (preferably automatic) from a primary database node to redundant nodes within a cluster. HA is sometimes confused with “fault tolerance.”

Availability 110

Availability Database Open Source Hardware 110

Dynatrace

NOVEMBER 3, 2021

Organizations are depending more and more on distributed architectures to provide application services. Monitoring focuses on watching specific metrics. Observability is the ability to understand a system’s internal state by analyzing the data it generates, such as logs, metrics, and traces. Dynatrace news.

Monitoring 223

Monitoring Metrics DevOps Scalability 223

Highly Scalable

AUGUST 20, 2013

This article is an effort to explore techniques used by developers of in-stream data processing systems, trace the connections of these techniques to massive batch processing and OLTP/OLAP databases, and discuss how one unified query engine can support in-stream, batch, and OLAP processing at the same time.

Big Data 154

Big Data Processing Lambda Database 154

Smashing Magazine

NOVEMBER 22, 2021

Better tooling and metrics standardization. Moreover, the industry has primarily standardized on Google’s Core Web Vitals (CWV) performance metrics, and monitoring them is now integrated into services such as the Google Search Console. But which metrics should be measured in order to determine website performance?

Website 126

Website Performance Google Media 126

All Things Distributed

SEPTEMBER 3, 2013

Today, we added two important choices for customers running high performance apps in the cloud: support for Redis in Amazon ElastiCache and a new high memory database instance (db.cr1.8xlarge) for Amazon RDS. No single database architecture or solution can meet all of Amazon.com’s or our customers’ needs.

Cache 129

Cache Cloud Performance Retail 129

Percona

APRIL 7, 2023

I’ve used a fourth instance to host a PMM server to monitor servers A and B and used the data collected by the PMM agents installed on the database servers to compare performance. That’s a heritage of the LAMP model when the same server would host both the database and the web server.

Tuning 138

Tuning Cache Servers Benchmarking 138

Smashing Magazine

AUGUST 3, 2023

Google’s Core Web Vitals is a set of performance metrics that site owners can use to evaluate performance and diagnose performance issues. These metrics provide a different perspective on user experience: Largest Contentful Paint (LCP) Measures the time it takes for the main content on a webpage to load. One of the key Next.js

Performance 74

Performance Cache Traffic Metrics 74

Dynatrace

APRIL 21, 2022

As organizations adopt microservices architecture with cloud-native technologies such as Microsoft Azure , many quickly notice an increase in operational complexity. Most monitoring tools for migrations, development, and operations focus on collecting and aggregating the three pillars of observability— metrics, traces, and logs.

Azure 190

Azure Monitoring Virtualization Metrics 190

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).

Lambda 98

Lambda Serverless Cache Latency 98

All Things Distributed

JANUARY 18, 2012

a Fast and Scalable NoSQL Database Service Designed for Internet Scale Applications. Today is a very exciting day as we release Amazon DynamoDB , a fast, highly reliable and cost-effective NoSQL database service designed for internet scale applications. Werner Vogels weblog on building scalable and robust distributed systems.

Scalability 167

Scalability Database Ecommerce Latency 167

Brendan Gregg

FEBRUARY 9, 2018

This overhead can be reduced by A) pcid, fully available in Linux 4.14, and B) Huge pages. - **Cache access pattern**: the overheads are exacerbated by certain access patterns that switch from caching well to caching a little less well. At 50k syscalls/sec per CPU the overhead may be 2%, and climbs as the syscall rate increases.

Performance 75

Performance Benchmarking Cache Tuning 75

Alex Russell

MARCH 6, 2021

The scale of the effect can be deeply situational or hard to suss out without solid metrics. A then-representative $200USD device had 4-8 slow (in-order, low-cache) cores, ~2GiB of RAM, and relatively slow MLC NAND flash storage. The Moto G4 , for example. Don't pay a lot for an Android-shaped muffler.

Performance 124

Performance Network Cache Metrics 124

The Morning Paper

SEPTEMBER 10, 2019

” For just the YouTube Analytics application, we’re looking at metrics like this, with a 99%-ile latency of 412ms: Embedded statistics use cases include the various counters such as views, likes, and subscriptions that are included in pages. Cache all the things. Procella system overview. The paper covers a lot of territory.

Analytics 75

Analytics Latency Cache Google 75

SQL Server According to Bob

JANUARY 11, 2020

Microsoft SQL Server I/O Basics Author: ​​ Bob Dorr, Microsoft SQL Server Escalation Published: ​​ December, 2004 SUMMARY: ​​ Learn the I/O requirements for Microsoft SQL Server database file operations. This cache is often supported by a battery-powered backup facility.

Servers 40

Servers Cache Media Hardware 40

Brendan Gregg

FEBRUARY 8, 2018

This overhead can be reduced by A) pcid, fully available in Linux 4.14, and B) Huge pages. - **Cache access pattern**: the overheads are exacerbated by certain access patterns that switch from caching well to caching a little less well. At 50k syscalls/sec per CPU the overhead may be 2%, and climbs as the syscall rate increases.

Performance 40

Performance Benchmarking Cache Tuning 40

SQL Performance

MARCH 8, 2021

The following examples use the public Stack Overflow 2013 database ( download details ), with a single index added: CREATE INDEX PP ON dbo. Total elapsed time is 933ms with 6,673ms of CPU time with a warm cache. How row mode metrics are collected. This next example query uses the same database and index as before.

Servers 95

Servers Tuning Architecture Processing 95

Dynatrace

NOVEMBER 29, 2021

Dynatrace’s Lambda extension fully supports Arm-based architectures. When you add the Dynatrace extension to your Lambda functions, Dynatrace begins ingesting their metrics, logs, and traces, which you can monitor and correlate with data from the rest of your stack. Provide a foundation for metric calculation in charts on dashboards.

Lambda 216

Lambda AWS Serverless Metrics 216

High Scalability

NOVEMBER 25, 2019

Over time, costs for S3 and GCS became reasonable and with Egnyte’s storage plugin architecture, our customers can now bring in any storage backend of their choice. Edge caching. In general, Egnyte connect architecture shards and caches data at different levels based on: Amount of data. Nginx for disk based caching.

Architecture 52

Architecture Cache Azure Storage 52

Smashing Magazine

JANUARY 6, 2020

Getting Ready: Planning And Metrics. Getting Ready: Planning And Metrics. You need a business stakeholder buy-in, and to get it, you need to establish a case study, or a proof of concept using the Performance API on how speed benefits metrics and Key Performance Indicators ( KPIs ) they care about. Table Of Contents. Quick Wins.

Performance 145

Performance Cache Network Metrics 145

Smashing Magazine

JANUARY 7, 2019

Getting Ready: Planning And Metrics. Getting Ready: Planning And Metrics. You need a business stakeholder buy-in, and to get it, you need to establish a case study on how speed benefits metrics and Key Performance Indicators ( KPIs ) they care about. Table Of Contents. Setting Realistic Goals. Defining The Environment.

Performance 103

Performance Cache Metrics Network 103