Johny's Software Lab

Johny's Software Lab

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All posts in July 2020

The price of dynamic memory: Allocation

The price of dynamic memory: Allocation

Posted on July 25, 2020August 28, 2020Author Ivica BogosavljevićPosted in PerformanceLeave a Reply

We talk about how to speed up your program if your program is taking time to allocate or release memory.

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, 2020August 16, 2020Author 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.

How branches influence the performance of your code and what can you do about it?

How branches influence the performance of your code and what can you do about it?

Posted on July 5, 2020December 31, 2020Author Ivica BogosavljevićPosted in PerformanceLeave a Reply

In this articles we investigate on how branches influence the performance of the code and what can we do to improve the speed of our branchfull code.

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Recent posts

  • Flexibility and Performance
  • Speedscope: visualize what your program is doing and where it is spending time
  • Speeding up an Image Processing Algorithm
  • The true price of virtual functions in C++
  • 2-minute read: Class Size, Member Layout and Speed

About me

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

  • Flexibility and Performance
  • Speedscope: visualize what your program is doing and where it is spending time
  • Speeding up an Image Processing Algorithm
  • The true price of virtual functions in C++
  • 2-minute read: Class Size, Member Layout and Speed

Recent Comments

  • Roi Barkan on Process polymorphic classes in lightning speed
  • Ivica Bogosavljević on Process polymorphic classes in lightning speed
  • Roi Barkan on Process polymorphic classes in lightning speed
  • Ivica Bogosavljević on Process polymorphic classes in lightning speed
  • Roi Barkan on Process polymorphic classes in lightning speed

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