rails-mini-profiler
flamegraph
| rails-mini-profiler | flamegraph | |
|---|---|---|
| 7 | 3 | |
| 404 | 381 | |
| - | - | |
| 5.8 | 0.0 | |
| about 2 months ago | about 3 years ago | |
| Ruby | HTML | |
| MIT License | MIT License |
Stars - the number of stars that a project has on GitHub. Growth - month over month growth in stars.
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For example, an activity of 9.0 indicates that a project is amongst the top 10% of the most actively developed projects that we are tracking.
rails-mini-profiler
- Enabling Hotwire/Turbo in Rails7 from upgraded repo
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How do you find the cause of slowness in your app?
I'd suggest checking out - https://github.com/hschne/rails-mini-profiler As well as checking and monitoring your log for N+1's, usually that's an applications largest performance bottleneck.
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gem suggestion for measuring performance
You may want to look at rails-mini-profiler it kind of piggy backs off rack-mini-profiler and is pretty decent for getting basic application metrics in development.
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newly converted from php and laravel and i miss this tool !!
https://github.com/hschne/rails-mini-profiler is pretty close
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Top 8 Tools for Ruby on Rails Code Optimization and Cleanup.
I'd add Coverband. Also, since you mention rack-mini-profiler, quick plug for rails-mini-profiler, which is my own spin on performance profiling for rails apps. Still WIP though.
- Rails Mini Profiler: Performance profiling for Rails, made simple 🦔
- Rails Mini Profiler: A Rails engine for easy performance profiling
flamegraph
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How do you find the cause of slowness in your app?
I also like using the flamegraph gem (https://github.com/SamSaffron/flamegraph).
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How to see Ruby acting behind the scenes?
Flamegraphs are a great visual option. Although TBH I'm not sure what you're trying to achieve. Sam has also written a ton of blog posts around profiling etc. SimpleCov is another option. Meta programming ruby is a good book on understanding some of the internals of ruby too. Maybe you're looking for something like dependency graphs.
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Sidekiq and busy threads-what do they mean?
There are a lot of libraries that can give you insight into ruby executing, e.g. flamegraph
What are some alternatives?
Coverband - Ruby production code coverage collection and reporting (line of code usage)
asset_ram - Reduce Rails allocations by 35%+ and gain a speed boost. Memoizes asset links.
Rails Performance - Monitor performance of you Rails applications (self-hosted and free)
prosopite - :mag: Rails N+1 queries auto-detection with zero false positives / false negatives
MailCatcher - Catches mail and serves it through a dream.
Karafka - Ruby and Rails efficient multithreaded Kafka processing framework
factory_bot - A library for setting up Ruby objects as test data.
drafting - Ruby gem for saving drafts of ActiveRecord models
io_monitor - A gem that helps to detect potential memory bloats
bullet - help to kill N+1 queries and unused eager loading
rack-mini-profiler - Profiler for your development and production Ruby rack apps.