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Inconsistent Data Structure Concurrency Model

7/10 High

Go's built-in data structures (maps, slices, arrays) are not thread-safe despite the language's strong concurrency support. Developers must manually implement synchronization using goroutines, channels, or the sync package, creating inconsistency in how concurrency is handled.

Go
Category
concurrency
Workaround
solid
Stage
build
Freshness
persistent
Scope
language
Upstream
wontfix
Recurring
Yes
Buyer Type
team
Maintainer
slow

Sources

Collection History

Query: “What are the most common pain points with Go for developers in 2025?”3/29/2026

Even though Go has a number of features to support concurrency natively, concurrency safe data collections are not one them. It's your responsibility to ensure the data collection updates are atomic.

Created: 3/29/2026Updated: 3/29/2026