When does a buffer manager write a page to disk what does


1. Explain what the buffer manager must do to process a read request for a page. What happens if the requested page is in the pool but not pinned?

2. When does a buffer manager write a page to disk?

3. What does it mean to say that a page is pinned in the buffer pool? Who is responsible for pinning pages? Who is responsible for unpinning pages?

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Operating System: When does a buffer manager write a page to disk what does
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