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All posts in Debugging

RR: The magic of record and replay debugging

RR: The magic of record and replay debugging

Posted on August 16, 2020March 19, 2022Author Ivica BogosavljevićPosted in DebuggingLeave a Reply

Learn about RR, a tool that will change the way you debug. RR will allow you to record bugs once and replay them anywhere. It will also allow you to reverse-execute your program, a feature that will simplify your debugging and your life.

Lessons in debugging: observe how programs interact with the Linux kernel with STRACE

Lessons in debugging: observe how programs interact with the Linux kernel with STRACE

Posted on July 12, 2020March 19, 2022Author Ivica BogosavljevićPosted in Debugging, Developer ToolsLeave a Reply

There are a subset of problems in software development that can be traced back to system calls or signals. Learn about STRACE, tool that let you trace system calls and signals and that can help you quickly figure out the origin of those problems.

GDB: A quick guide to make your debugging easier

GDB: A quick guide to make your debugging easier

Posted on June 21, 2020March 19, 2022Author Ivica BogosavljevićPosted in Debugging, Developer ToolsLeave a Reply

We will talk about how to profit from some of GDB’s very useful albeit less known features.

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Recent posts

  • Memory consumption, dataset size and performance: how does it all relate?
  • Crash course introduction to parallelism: Multithreading
  • Vectorization, dependencies and outer loop vectorization: if you can’t beat them, join them
  • Making your program run faster: the key concepts of software performance
  • Why is quicksort faster than heapsort? And how to make them faster?

About us

Johny’s Software Lab LLC is a software development consulting house specializing in software performance. If you or your developer team needs help on how to make your C or C++ program run faster, or you are missing out important deadlines because of problems with performance, this is the right place to be.

Recent Posts

  • Memory consumption, dataset size and performance: how does it all relate?
  • Crash course introduction to parallelism: Multithreading
  • Vectorization, dependencies and outer loop vectorization: if you can’t beat them, join them
  • Making your program run faster: the key concepts of software performance
  • Why is quicksort faster than heapsort? And how to make them faster?

Recent Comments

  • Ivica Bogosavljević on The true price of virtual functions in C++
  • Jonathan on The true price of virtual functions in C++
  • David Scepanovic on Make your programs run faster by better using the data cache
  • Ivica Bogosavljević on Make your programs run faster by better using the data cache
  • David Scepanovic on Make your programs run faster by better using the data cache

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