Understanding Go's sync.Map from API to Hash Trie

· Victoriametrics · Aug. 26, 2026, 3:21 a.m.
Summary
This blog post explains the workings of Go's sync.Map, detailing its use of a hash trie and exploring various features such as lock-free reads, writer locking, and other operations. It provides insights into the implementation details and trade-offs involved in using sync.Map over traditional maps with RWMutex.