Latest / Linux Server Admin with Fexingo: Sysadmin, Bash, and Server Engineering
Debugging Slow Servers with Strace and Ltrace
When your Linux web server stalls for five seconds on every other request, where do you start? This episode walks through a real debugging session using strace and ltrace to uncover a hidden file-lock bottleneck. Lucas and Luna trace system calls and library calls in real time, showing how a single read operation on a shared config file turned a fast Nginx server into a crawl. You'll learn the practical difference between strace's -p and -c flags, how to read call output without drowning in data, and when ltrace's library-level view reveals what strace misses. By the end, you'll have a…
The skinny
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