Lessons about Performance (page 4)

adamj.eu

How to Modernize a Django Index Definition with Zero Downtime:

If you’ve read the Django documentation for Model.Meta.index_together recently, you may have noticed this note:

Flavio Juvenal·August 5, 2020

3perf.com

Case study about Notion performance

How to make a React app load ~30% faster – by tuning some configs and delaying some scripts

Vanessa Barreiros·June 22, 2020

github.com

Django application providing queryset sealing capability to force appropriate usage of only()/defer() and select_related()/ prefetch_related()

Flavio Juvenal·May 7, 2020

alexpareto.com

Scaling to 100k Users

João Lins·February 6, 2020

medium.com

Lessons learned scaling PostgreSQL database to 1.2bn records/month:

Flávio Juvenal·February 3, 2020

theverge.com

Chrome plans to give slow websites a new badge of shame

Google experimenting with lots of different badge options in a test that could launch in Chrome soon

Tiago Costa·November 12, 2019

stackoverflow.com

Best way to select random rows PostgreSQL:

Flávio Juvenal·November 7, 2019

speakerdeck.com

PostgreSQL Configuration for Humans:

Video: https://www.youtube.com/watch?v=IFIXpm73qtk PostgreSQL is the world’s most advanced open source database. Indeed! With around 270 configuratio…

Flávio Juvenal·October 23, 2019

depesz.com

Waiting for PostgreSQL 11 – Fast ALTER TABLE ADD COLUMN with a non-NULL default:

Flávio Juvenal·September 30, 2019

blog.acolyer.org

"Rather than accepting the current rendered view (web page) as seen by the end-user as fixed, and then asking what can be don...

"Rather than accepting the current rendered view (web page) as seen by the end-user as fixed, and then asking what can be done to optimise the end-to-end loading time of that page, this paper examines the question of what changes to the current view could dramatically reduce its load time? I.e., small (or sometimes not so small) changes to what the end user ultimately sees on the page, that can have a net benefit on the overall user experience" -

Flávio Juvenal·July 12, 2019

developers.soundcloud.com

Garbage Collection in Redux Applications

This post describes why and how we implemented a garbage collector in our Xbox application on top of Redux and in addition to the JavaScript engine’s regular garbage collector.

João Lins·July 2, 2019

hakibenita.com

Simple fixes for slow Django REST Framework serializers (not prefetch!):

Flávio Juvenal·June 12, 2019

rangle.io

Why reselect is useful to increase the performance of a React Redux app

When used together, React and Redux are an awesome combination of technologies that help us structure applications with a true separation of concerns. Even with React being extremely performant out of the box, there comes a time when even higher performance is required.

João Lins·May 31, 2019

pgdash.io

Getting The Most Out Of Your PostgreSQL Indexes:

Flávio Juvenal·May 27, 2019

unix.stackexchange.com

Use psrecord to make a graph of the CPU and memory usage of a process: #414770

Flávio Juvenal·May 27, 2019