EmbeddingGemma 2: an open, lightweight multimodal embedding model
deepmind.google·6d ago
AI Engineering
Lobsters·Aug 21·5 min read
Data races and the memory model in Go
TL;DR
In Go, data races can occur when one goroutine writes a value while another reads it without proper synchronization. This post highlights the risks of such practices and suggests using channels for safe communication between goroutines.
✦ Why It Matters
Use channels for goroutine communication to avoid data races and ensure data consistency.
Key Takeaways
- Always synchronize access to shared variables in Go.
- Use atomic operations for simple flags to ensure visibility.
- Implement mutexes to protect complex data structures.
- Avoid busy waiting; use WaitGroup or channels for synchronization.
How It Works
Atomic operations in Go, defined by the sync/atomic package, ensure that writes are visible to other goroutines. For instance, using atomic.Bool allows one goroutine to signal completion while guaranteeing that all prior writes are visible to the reading goroutine.