What are common performance issues in parallel programming?
Common issues include race conditions, deadlocks, and load imbalance. Would you like to know more about any specific issue?
Can you explain race conditions?
Race conditions occur when multiple threads access shared data simultaneously, leading to unpredictable results. It's crucial to manage access to shared resources.
How can I prevent deadlocks?
To prevent deadlocks, ensure that all threads acquire locks in a consistent order and use timeout mechanisms when trying to acquire locks.
What tools can help diagnose these issues?
Tools like Valgrind, ThreadSanitizer, and Intel Inspector can help identify and diagnose performance issues in parallel code.
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