How to Diagnose Ruby on Rails N + 1 Query Problems
Diagnosing performance problems in a production Ruby on Rails application can be deceptively complex. When constructing a new application or expanding the features of an existing one, development environments that are not subject to typical production web traffic may not make performance issues evident. In those instances, the use of some simple (and mostly free) tools can help diagnose performanc
Optimizing Sidekiq
2015-10-14 Sidekiq has a reputation for being much faster than its competition but there’s always room for improvement. I recently rewrote its internals and made it six times faster. Here’s how! It’s been quite a while since I’ve touched Sidekiq’s core design. That was intentional: for the last year Sidekiq has stabilized and become reliable infrastructure that Ruby developers can trust when build
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GitHub - flyerhzm/bullet: help to kill N+1 queries and unused eager loading
