## +23 ## Back To Basics Debugging ## GREG LAW ## 20 23 October 01 - 06 ## Most programmers spend most of their time debugging  Everyone knows that debugging is twice as hard as writing a program in the first place. So if you're as clever as you can be when you write it, how will you ever debug it? Brian Kernighan Advice vs tools 1. General advice. 2. Fantastic tools and where to find them. Part 0: What is debugging? ## Reality  ## What

## +24 ## Back To Basics Debugging and Testing ## GREG LAW & MIKE SHAH ### Writing software is really hard. If it’s not tested, it doesn’t work Or at least it will soon stop working. ## WHAT'S BUT WHEN I DO, DO IT IN PRODUCTION Software development done right is basically testing and debugging. ## GOOD TESTS ARE • Independent • Repeatable Fast ## DIFFERENT TESTS — ALL ARE NEEDED Unit Most programmers spend most of their time debugging  Everyone knows that debugging is twice as hard as writing a program in

## Back to Basics: Debugging Techniques Bob Steagall CppCon 2021 KEWB COMPUTING ## The Cost of Software Failures ## • January 2018, Tricentis’ Software Fail Watch documents 606 software failures in System component design flaws ## Agenda • What are bugs? • What is debugging? • Challenges when debugging • A simple process for debugging • Some recommendations ## DANGER XING ## Opinions lie ahead! ## violated • This viewpoint is very common in regulated industries ## What is Debugging? ## • Wikipedia says: "... debugging is the process of finding and resolving bugs (defects or problems that prevent

### solo.io ## Developing & Debugging WebAssembly Filters Idit Levine & Yuval Kohavi  ![Image](/uploads/docume

## Debugging the BPF Virtual Machine eBPF Summit ## Why? ● Debugging is useful to understand how things work ● Sometimes, eBPF programs can’t even load - I couldn’t find good resources on this, so O=$PWD/build ARCH=x86_64 menuconfig make O=$PWD/build ARCH=x86_64 -j16 ## Remember to: - Enable debugging symbols under Kernel Hacking -> compile options ## Rootfs git clone git://git.buildroot.net/buildroot ##### verbose(void *, const char *, ...) - We can use it in bpf/verifier.c to do printf based debugging ● Sometimes it’s better than messing around with pointers in gdb ## Thank you!

## eBPF Summit October 28, 2020 ## Debugging Go in production using eBPF  i'm Zain ![Image](/uploads/documents/2/c

## Debugging Istio Within the Department of Defense Nick Nellis / Adam Toy  ![Image](/uploads/documents/7/b/5/7/7b5731 Download Complete! Downloading latest istio ... 1.8.2-tetrate-v0 already fetched: For more information about 1.8.2-t - https://istio.io/latest/news/rel download skipped - v0, please refer to the

improvements to Debugging Go Code in VS Code in the last year Ramya Rao Software Engineer, Microsoft Maintainer of the Go plugin to VS Code ## Add/remove breakpoints when in the middle of debugging ## Attach

. 371 29.6 REPL formatting ..... 372 29.7 System and Package Image Building ..... 373 29.8 Debugging and profiling ..... 373 30 Embedding Julia ..... 376 30.1 High-Level Embedding ..... 376 30 408 33 Stack Traces ..... 409 33.1 Viewing a stack trace ..... 409 33.2 Extracting useful information ..... 410 33.3 Error handling ..... 411 33.4 Exception stacks and current_exceptions ..... Garbage Collection in Julia 1621 103 Developing/debugging Julia's C code 1623 103.1 Reporting and analyzing crashes (segfaults) 1623 103.2 gdb debugging tips . . Part I Manual ## Chapter 1 # Julia