explanation of page in and page cache hit
explanation of page in and page cache hit
- Subject: explanation of page in and page cache hit
- From: Joel Reymont <email@hidden>
- Date: Thu, 10 Dec 2009 21:08:40 +0000
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Page In: A nonresident page was read from disk.
Page Cache Hit: A resident, but unmapped page was touched.
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Does a page become resident but unmapped after a page-in?
What is a resident, but unmapped page?
Thanks, Joel
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Mac hacker with a performance bent
http://www.linkedin.com/in/joelreymont
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