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COW links?

COW links?

Posted May 6, 2009 12:08 UTC (Wed) by arnd (subscriber, #8866)
Parent article: The two sides of reflink()

Interesting to see this come back years after the similar concept of COW
links was shot down. The interface is rather different, but the effective
use cases are practically the same.

COW links were last covered five years ago, in

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COW links?

Posted May 6, 2009 12:25 UTC (Wed) by corbet (editor, #1) [Link]

I meant to work that in, but didn't... cowlinks were a similar idea, but a different implementation. They were really links, while "reflinks" create a new inode. So there's quite a bit of difference in how they work.

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