What is a well-known algorithm to avoid deadlock?

The famous algorithm to avoid deadlock is the banker's algorithm.

Four conditions:

1. When applying for bank loans in batches, the total amount applied for cannot exceed the amount initially applied for;

2. When applying for a loan It cannot exceed the bank's existing funds;

3. When the bank's funds cannot meet the customer's loan needs, payment can be postponed, but the customer will definitely be able to get the loan within the time required;

4. After receiving the loan, the customer must repay it within the specified time.

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