Brendan Gregg

SEPTEMBER 5, 2017

I gave a talk about container performance recently at DockerCon, and included a quick summary of how they work: YouTube , SlideShare : If you search of slideshare and youtube, you'll find many other good talks on containers as well. People rarely create them manually.

Virtualization 76

Virtualization AWS Engineering Hardware 76

Dynatrace

JUNE 6, 2019

contributed the containerd container runtime to the Cloud Native Computing Foundation (CNCF) in 2017. Through Davis, the Dynatrace AI engine, you get actionable insights into the performance and health of your applications and the underlying Kubernetes platform. So stay tuned. Dynatrace news. Docker, Inc.

Monitoring 165

Monitoring Tuning Metrics Analytics 165

Smashing Magazine

JUNE 3, 2022

Measuring The Performance Of Typefaces For Users (Part 1). Measuring The Performance Of Typefaces For Users (Part 1). How well does a typeface work and perform against another similar typeface? Reasons To Measure The Performance Of Typefaces? Measuring Typefaces And The Resulting Performance Data. Thomas Bohm.

Performance 110

Performance Design Best Practices Testing 110

Rigor

SEPTEMBER 11, 2019

Reading time 16 min Whether you’re a web performance expert, an evangelist for the culture of performance, a web engineer incorporating performance into your process, or someone new to the web performance entirely, you probably identify as curious, excited about new ideas, and always learning. Rick Byers.

Performance 89

Performance Education Google Website 89

Brendan Gregg

SEPTEMBER 5, 2021

I summarized this case study at [Kernel Recipes] in 2017 and have shared the full story here. ## 1. I have been surprised many times by unexpected performance issues, so I thought I should check their instances anyway. The default size is 128 Kbytes, and people shouldn't be tuning below 8 Kbytes. contending for the same locks).

Cache 145

Cache Cloud Java Tuning 145

Dynatrace

FEBRUARY 25, 2021

since 2017, and many customers have used it with great success while we collected requirements for the next iteration of our Lambda extension. We’re talking about a few hundred milliseconds, but this can have a considerable performance impact when cold starts occur too often. Stay tuned?for functionality?in

Lambda 220

Lambda AWS Monitoring Serverless 220

Brendan Gregg

SEPTEMBER 25, 2021

These strange questions came to the fore back in 2014 when Netflix was switching services from CentOS Linux to Ubuntu, and I helped debug several weird performance issues including one I'll describe here. A quick check of basic performance statistics showed over 30% higher CPU consumption. How would you _time_ time?

Speed 126

Speed Java AWS Virtualization 126

Percona

AUGUST 17, 2023

StackOverflow statistics show that 26% of developers preferred it in 2017, 34% in 2019, and 40% in 2021. It’s reliable, robust, feature-rich, and performant. Additionally, the IT team must have the expertise to maintain the deployment at peak performance. It all helps ensure the cluster’s peak performance.

Open Source 76

Open Source Healthcare Social Media Database 76

The Netflix TechBlog

OCTOBER 19, 2020

By 2017, open source projects like Open-Tracing and Open-Zipkin were mature enough for use in polyglot runtime environments at Netflix. Our engineering teams tuned their services for performance after factoring in increased resource utilization due to tracing.

Infrastructure 233

Infrastructure Transportation Storage Open Source 233

The Netflix TechBlog

MAY 1, 2019

In late 2017, we received some critical feedback from the brothers on the Stranger Things 2 audio mix: in some scenes, there was a reduced sense of where sounds are located in the 5.1-channel Constrained environments can be due to changing network conditions and device performance limitations. or playback interruption.

Engineering 274

Engineering Network Media Entertainment 274

SQL Performance

MARCH 17, 2020

Back in 2014, I wrote an article called Performance Tuning the Whole Query Plan. Performance is competitive at around 15ms. This code is provided for interest and is not included in the performance summary table. BountyAmount ; Performance Summary Table. Performance Summary Table (duration / CPU in milliseconds).

Servers 86

Servers Tuning Database Efficiency 86

KeyCDN

JANUARY 31, 2019

As for Romania, it covers an area of over 238,000 square kilometers and as of 2017 had a population of almost 20 million. In 2017, the average speed was 21.33Mb/s ranking them 18th in the world. As of 2016, Bucharest alone had a population of over 1.83 million people. million Romanian eCommerce users who spend an average of $237.38

Internet 48

Internet Internet Ecommerce Speed 48

SQL Server According to Bob

FEBRUARY 15, 2018

Microsoft engineering is actually sending quite a few folks over the Atlantic to come talk about SQL Server 2017, SQL Server on Linux, GDPR, Performance, Security, Azure Data Lake, Azure SQL Database, Azure SQL Data Warehouse, and Azure CosmosDB. Maximise compute performance with Azure SQL Data Warehouse – More JRJ on Azure DW.

Engineering 40

Engineering Azure Best Practices Servers 40

Percona

JANUARY 17, 2019

In this article, we will look at how this can improve the reporting/analytical query performance in MySQL. I’m using the “Airlines On-Time Performance” database from [link] (You can find the scripts I used here: [link] ). sec) mysql> explain select count(*) from ontime where flightdate > '2017-01-01'G 1. MySQL on ec2.

Cache 46

Cache C++ AWS Airlines 46

Percona

APRIL 12, 2023

2017: MongoDB goes public, trading as MDB. So if they can’t beat ‘em in the DBaaS space, they often feel like they have to join ‘em — to the tune of total stack sharing or some proprietary arrangement. Some might say this marked the beginning of MongoDB’s “cloud push” escalation.)

Open Source 79

Open Source Programming Database Servers 79

Brendan Gregg

SEPTEMBER 5, 2021

I summarized this case study at Kernel Recipes in 2017; it is an old story that's worth resharing here. I have been surprised many times by unexpected performance issues, so I thought I should check their instances anyway. The default size is 128 Kbytes, and people shouldn't be tuning below 8 Kbytes.

Cache 52

Cache Cloud Java Tuning 52

SQL Performance

MAY 7, 2019

I’m going to introduce you to wait statistics and explain how critical they are for troubleshooting workload performance in SQL Server. This information is extremely useful for troubleshooting workload performance, as you can easily see where performance bottlenecks might be. then this post is for you. Scheduling. No problem.

Servers 40

Servers Azure Metrics Tuning 40

Percona

AUGUST 5, 2023

This blog was originally published in July 2017 and was updated in August 2023. Horizontal and vertical MySQL partitions are techniques used to divide tables into smaller sections for improved performance and management. This method distributes data evenly across partitions to achieve balanced storage and optimal query performance.

Strategy 40

Strategy Storage Database Best Practices 40

KeyCDN

OCTOBER 24, 2018

According to Wikipedia , the average connection speed in Q1 of 2017 was 20.5Mbps. If you are experiencing any issues with the new POP in Helsinki, check our status page to verify if we are performing any scheduled maintenance or open a support request with us directly. This is a massive increase from year 2000 when only 37.2%

Internet 48

Internet Internet Speed Network 48

Brendan Gregg

SEPTEMBER 25, 2021

These strange questions came to the fore back in 2014 when Netflix was switching services from CentOS Linux to Ubuntu, and I helped debug several weird performance issues including one I'll describe here. A quick check of basic performance statistics showed over 30% higher CPU consumption. How would you _time_ time?

Speed 40

Speed Java AWS Virtualization 40

Brendan Gregg

SEPTEMBER 5, 2021

I summarized this case study at [Kernel Recipes] in 2017; it is an old story that's worth resharing here. ## 1. I have been surprised many times by unexpected performance issues, so I thought I should check their instances anyway. The default size is 128 Kbytes, and people shouldn't be tuning below 8 Kbytes.

Cache 40

Cache Cloud Java Tuning 40

The Netflix TechBlog

FEBRUARY 13, 2024

Netflix also performs canary tests — software A/B tests between current and newer software versions. The purpose of a canary test is twofold: to act as a quality-control gate that catches bugs prior to full release, and to measure performance of the new software in the wild.

Testing 239

Testing Software Software Metrics 239

O'Reilly Software

APRIL 4, 2018

The data shape will dictate capacity planning, tuning of the backbone, and scalability analysis for individual components. As Tyler Akiadu, from Google, explained in his Strata NY 2017 presentation, “ Foundations of streaming SQL ”: “Streams are the in-motion form of data, both bounded and unbounded.” At least once? At most once?

Architecture 80

Architecture Scalability Google Operating System 80

SQL Performance

SEPTEMBER 2, 2021

I’ve written several articles about this function (and STRING_AGG, which arrived in SQL Server 2017) since this post was written: Performance Surprises and Assumptions : STRING_SPLIT(). I'm going to compare the performance of a few solutions – and focus on the question everyone always asks: "Which is fastest?" strings. (

C++ 59

C++ Servers Testing Database 59

Percona

JANUARY 14, 2019

To simulate text messages I have used ~3 billion of reddit comments (10 years from 2007 to 2017), downloaded from pushshift.io. With the latest ClickHouse version, all of these features are available, but some of them may not perform fast enough. This is all true for ClickHouse, however, we may be able to live with it for our task.

Database 40

Database Analytics Blockchain Healthcare 40

Alex Russell

MARCH 31, 2022

The best available proxy data also suggests that shared caches would have a minimal positive effect on performance. Like every other successful platform, the web operates on a finely tuned understanding of risk and trust , and deprecations are particularly explosive. [2] exacerbated performance inequality via induced demand.

Cache 82

Cache Government Traffic Network 82

Randon ASCII

APRIL 17, 2018

When you own all of the code then this may involve some back of the envelope estimates, competitive benchmarking, or intuition tuned by experience. The CPU Usage (Precise) graph in WPA ( Windows Performance Analyzer ) shows CPU usage as a percentage of the eight-cores on my system and the table shows it in milliseconds.

Monitoring 43

Monitoring C++ Code Processing 43

John McCalpin

JANUARY 22, 2018

Introduction: In December 2017, my colleague Damon McDougall (now at AMD) asked for help in porting the fused multiply-add example code from a Colfax report ( [link] ) to the Xeon Phi x200 (Knights Landing) processors here at TACC. of the peak performance of (68 cores * 32 FP ops/cycle/core * 1.495 GHz =) 3253 GFLOPS ( note1 ).

Latency 40

Latency Hardware Code Testing 40

The Netflix TechBlog

JULY 1, 2019

Development As part of developing this type of UI experience on any platform, we knew we would need to think about creating smooth, performant animations with a balance between quality and download size for the images and video previews, all without degrading the performance of the app. those running the 2017 SDK?—?also

Cache 166

Cache Design Testing Development 166

All Things Distributed

OCTOBER 2, 2017

We were pushing the limits of what was a leading commercial database at the time and were unable to sustain the availability, scalability and performance needs that our growing Amazon business demanded. Performant – The service would need to be able to maintain consistent performance in the face of diverse customer workloads.

Internet 130

Internet Internet AWS Performance 130

O'Reilly

JULY 25, 2023

To provide some coherence to the music, I decided to use Taylor Swift songs since her discography covers the time span of most papers that I typically read: Her main albums were released in 2006, 2008, 2010, 2012, 2014, 2017, 2019, 2020, and 2022. This choice also inspired me to call my project Swift Papers.

Programming 98

Programming Code Design Benchmarking 98