Brendan Gregg

FEBRUARY 28, 2023

This talk originated from my updates to Systems Performance 2nd Edition , and this was the first time I've given this talk in person! CXL in a way allows a custom memory controller to be added to a system, to increase memory capacity, bandwidth, and overall performance. It was a great privilege. That's about 24 hours from now!

Performance 52

Performance Latency Cache Virtualization 52

SQL Performance

APRIL 8, 2019

These AMD EPYC processors have a number of advantages for SQL Server workloads, as I will explain in this article. This 14nm first-generation AMD EPYC 7551 processor has 32 cores and 64 threads, and it works in one or two-socket servers. This makes it a good choice for many SQL Server workloads, especially DW workloads.

Azure 42

Azure Virtualization Storage Benchmarking 42

O'Reilly

JULY 25, 2023

The inspiration (and title) for it comes from Mike Loukides’ Radar article on Real World Programming with ChatGPT , which shares a similar spirit of digging into the potential and limits of AI tools for more realistic end-to-end programming tasks. Setting the Stage: Who Am I and What Am I Trying to Build?

Programming 98

Programming Code Design Benchmarking 98

The Morning Paper

AUGUST 27, 2019

I am so pleased to see a database systems paper addressing the concerns of the application developer! To the developer, a strongly consistent system behaves exactly like a single-threaded system running on a single node, so reasoning about the behaviour of the system is simple 1. VLDB’19.

Programming 59

Programming Processing Database Systems 59

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. CLI tools The Cassandra systems were EC2 virtual machine (Xen) instances. Microbenchmark os::javaTimeMillis() on both systems.

Speed 52

Speed Java AWS Virtualization 52

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. CLI tools The Cassandra systems were EC2 virtual machine (Xen) instances. Microbenchmark os::javaTimeMillis() on both systems.

Speed 40

Speed Java AWS Virtualization 40

Sutter's Mill

MARCH 11, 2024

I chair the ISO C++ standards committee and I work for Microsoft, but these are my personal opinions and I hope they will invite more dialog across programming language and security communities. When I say “safety” unqualified here, I mean programming language safety, which benefits both software security and software safety.

C++ 139

C++ Programming Code Java 139

Brendan Gregg

JULY 2, 2021

This is also applicable for people adding it to their own in-house monitoring systems. You likely already have agents running on all your customer systems. There are so many options it's really your own preference based on your existing system and customer environments. cachestat File system cache statistics line charts 7.

Open Source 40

Open Source Latency Cache Energy 40

Brendan Gregg

JULY 30, 2017

In late 2014 I was modifying the JDK to preserve the frame pointer so that traditional stack walkers and profilers would work (an example of the problem is here , where Java methods lack ancestry). If you're automating or implementing flame graphs, this is a small detail that may interest you. First, a confession.

Code 40

Code Java C++ Website 40

Percona

JANUARY 14, 2019

In a partitioned massively parallel database system, the storage format and sorting algorithm may not be optimized for that operation as we are reading multiple partitions in parallel. And the results are (here I’m grouping words for each year): For “programming” subreddit: ??year???words??????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????

Database 40

Database Analytics Blockchain Healthcare 40

Enprowess

SEPTEMBER 20, 2021

Created by Evan You, Vue had its first public appearance in 2014. You’ll be able to use a scaffolding tool referred to as create-react-app to begin building your project , establish a local development server, check your code for errors, and execute unit tests/e2e. Server-Side Rendering. Flux and Redux).

Open Source 52

Open Source Mobile Scalability Google 52

Brendan Gregg

AUGUST 8, 2017

Linux load averages are "system load averages" that show the running thread (task) demand on the system as an average number of running plus waiting threads. This measures demand, which can be greater than what the system is currently processing. then your system is idle. - cat /proc/loadavg. 42/3411 43603. 42/3411 43603.

Latency 111

Latency Metrics C++ Systems 111

Enprowess

JANUARY 11, 2022

Many of the software programs have a web version in some form or other. Web apps allow you to break the traditional constraints of the desktop and mobile operating systems and provide freedom to experiment with different varieties of software. Server side rendering is a massive boost for Search Engine Optimization (SEO).

Virtualization 64

Virtualization Website Speed Mobile 64

Rigor

SEPTEMBER 11, 2019

Rachel is also one of the people behind Perch , a PHP content management system (CMS). Patrick is a London-based software developer who specializes in web performance and who describes himself as enjoying “working the entire stack, back-end to front-end, CDN to server.” The future of HTTP/2 server push. Rick Viscomi.

Performance 89

Performance Education Google Website 89

SQL Server According to Bob

DECEMBER 31, 2018

How It Works: XEvent Output and Visualization SQL Server Management Studio Provides–“XE Profiler” Use the SSMS XEvent Profiler. Using SQL Server Management Studio (SSMS) and storing the events in a table requires reading the events, streaming to table storage followed by an order by event sequence query. TSQL Sample Session.

Efficiency 40

Efficiency Code Servers Cache 40

All Things Distributed

OCTOBER 25, 2018

With the AWS based system, Exatype can do this at a fraction of the cost. Since it launched in 2014, more than 9 million people have saved or borrowed on the JUMO platform. What would have taken two weeks on local servers now only takes a few minutes. Traditionally, it cost $300 to $500 to do a single resistance test.

AWS 167

AWS Cloud Education Programming 167