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Allocator switching can cut P99 latency in Rust services. It can also do absolutely nothing. Here’s how to benchmark it like an adult and tune jemalloc without cargo-culting.
Why C++ heap corruption crashes move around, disappear under debugging, and only show up in...
Your server's default memory allocator is almost certainly the wrong choice for concurrent workloads. Here's how jemalloc and tcmalloc crush P99 latency without changing a single line of code.
Prelude In my previous blog we tried to analyze what could be the reason behind a Rails...
Results after recompiling Ruby with jemalloc