Section #6. Conclusion
lsof, strace, and gdb are extremely powerful tools for troubleshooting tricky problems that occur while developing Ruby applications. They are by no means your only options, and the documentation in this shortcut is certainly not exhaustive. My main objective is to get you interested in learning more about these tools and to convince you that they are directly applicable to real-world problems that you are likely to face when developing Ruby applications.
Knowing system-level tools well is especially relevant for Ruby development, because the tools and deployment strategies are often less mature than those in other platforms (say, Java and .NET). Besides, you are often more exposed to the operating system, because Ruby ...
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