Ruby Tests Profiling Toolbox

Optimizing JIT compiler built inside CRuby

Community guide to using YubiKey for GnuPG and SSH - protect secrets with hardware crypto.

Sidekiq middleware that adds the ability to rate limit job execution.

Customization of kubernetes YAML configurations

Grafana plugin for calculating time period metrics like week over week, month over month and year over year etc.

Records stats of each sidekiq queue and exposes APIs to retrieve them

A tool for performing online schema changes on MySQL.

💎 A collection of awesome Ruby libraries, tools, frameworks and software

BCC - Tools for BPF-based Linux IO analysis, networking, monitoring, and more

bench of various memory allocators

Got a Ruby heap dump? Great. Use this tool to see what's in it!

Use signal to show stacktrace of a Ruby process without restarting it

Cross-host Sidekiq worker killswitches

Dump C level and Ruby level backtrace from living ruby process or core file using gdb

This guide details creating a secure Linux production system. OpenSCAP (C2S/CIS, STIG).

Main gperftools repository

Custom performance logging for Rails

OCI Runtime Specification

freno: cooperative, highly available throttler service

intermission helps you perform zero down time application maintenance

Liquid performance extension in C.

The swiss army knife of live data migrations

(Nearly) Zero interruption mysql maintenance script.

an extension to the sidekiq message processing to track your jobs

GitHub's Online Schema-migration Tool for MySQL

FlameScope is a visualization tool for exploring different time ranges as Flame Graphs.

Attach comments to ActiveRecord's SQL queries

📦 Per-request global storage for Rails prepared for multi-threaded apps