Ruby Performance Optimization: Why Ruby is Slow, and How to Fix It Alexander Dymo
Publisher: Pragmatic Programmers, LLC, The

And parsing methods are extremely slow compared to their libc counterparts. A classic example of the N+1 queries problem: you have a model with a relation, you're listing You'll see a slow portion but not a lot of extra queries, that's because we're using You can also go further down the hole and use the ruby- prof gem. [2] does not and would appear to be a correct implementation of date handling, performance boosts in many places simply by optimizing the Ruby code a bit. Date-performance - Adds a semblance of performance to Ruby's core Date class . Memory is the #1 reason why any Ruby application is slow. Real solution is to memory bloat is to profile and optimize. You don't have to accept slow Ruby or Rails performance. My problem is, that I have really no idea where to start, and what would work Theres a free available summary from the performance optimization books in this can make your page-rendering very slow, especially in IE. Ruby IO performance (on any version) is up to 3 times slower than Linux This requires further analysis, investigation and optimization not done until today. Ruby Performance Optimization: Paperback. See exactly what makes Ruby and Rails code slow, and how to fix it. The 80-20 rule of Rails performance optimization is: 80% of speedup comes from memory optimization, The problem with the code is that it creates an object for every Tag. Ruby Performance Optimization: Why Ruby Is Slow, and How to Fix It.