Performance

The hidden cost of a Ruby threads leakage 1

The hidden cost of a Ruby threads leakage

Bug hunting Recently I’ve been working with one small application that would gradually become slower and slower. While there were many reasons for it to happen, I found one of them interesting. To give you a bit of context: the application was a simple single topic legacy Kafka consumer. I rewrote it to Karafka, and …

The hidden cost of a Ruby threads leakage Read More »

The hidden cost of the Ruby 2.7 dot-colon method reference usage 4

The hidden cost of the Ruby 2.7 dot-colon method reference usage

Note: This case is valid also for the “old” #method method usage. The reason why I mention that in the “dot-colon” context, is the fact that due to the syntax sugar addition, this style of coding will surely be used more intensely. Note: This feature has been reverted. See details here: bugs.ruby-lang.org/issues/16275. Note: Benchmarks and …

The hidden cost of the Ruby 2.7 dot-colon method reference usage Read More »