Tag - GDB

Evaluation of PMP Profiling Tools

PMP Profiling Tools

In this blog post, we’ll look at some of the available PMP profiling tools.
While debugging or analyzing issues with Percona Server for MySQL, we often need a quick understanding of what’s happening on the server. Percona experts frequently use the pt-pmp tool from Percona Toolkit (inspired by http://poormansprofiler.org).
The
pt-pmp tool collects application stack traces GDB and then post-processes […]

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MySQL QA Episode 3: How to use the debugging tool GDB

Welcome to MySQL QA Episode 3: “Debugging: GDB, Backtraces, Frames and Library Dependencies”
In this episode you’ll learn how to use debugging tool GDB. The following debugging topics are covered:
1. GDB Introduction
2. Backtrace, Stack trace
3. Frames
4. Commands & Logging
5. Variables
6. Library dependencies
7. c++filt
8. Handy references
– GDB Cheat sheet (page #2): https://goo.gl/rrmB9i
– From Crash to testcase: https://goo.gl/3aSvVW
Also expands on […]

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Optimizing MySQL Performance: Choosing the Right Tool for the Job

Next Wednesday, I will present a webinar about MySQL performance profiling tools that every MySQL DBA should know.
Application performance is a key aspect of ensuring a good experience for your end users. But finding and fixing performance bottlenecks is difficult in the complex systems that define today’s web applications. Having a method and knowing how […]

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