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pmat

A collection of 3 posts
Differential Memory Leak Analysis with Devel::MAT
Devel::MAT

Differential Memory Leak Analysis with Devel::MAT

A look at a slow memory growth case and how recently-added features in Devel::MAT version 0.38 can help get to the bottom of it. Slow Growth Over Time Given a process that grows a small amount of memory over time, it can sometimes be difficult to look for
Dec 5, 2019 6 min read
Tracing Perl memory leaks with Devel::MAT (part 2)
Devel::MAT

Tracing Perl memory leaks with Devel::MAT (part 2)

In the previous article, we took a first look at how to use Devel::MAT to help find the reason why a perl process kept using more and more memory. The cause last time was found to be a single string scalar that grew to a huge 1.6 GiB,
Aug 10, 2019 7 min read
Tracing Perl memory leaks with Devel::MAT (part 1)
Devel::MAT

Tracing Perl memory leaks with Devel::MAT (part 1)

The Devel::MAT ecosystem allows developers of perl programs to inspect and analyse memory-related problems such as memory leaks, unexpected memory consumption, or odd state. So says the first paragraph of the user guide, on CPAN at Devel::MAT::UserGuide. The user guide then goes on a brief overview of
Jul 1, 2019 8 min read
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