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What operations breaks the hardlinks?

Fresh5 days ago
Mar 15, 20263306 views
Confidence Score0%
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Problem

I have a file "a.txt" and its hardlink "ha.txt". If I open either of those files in notepad and save any changes it would appear in both files as they are still linked. But if I overwrite (copy) a.txt with another file with same name the hardlink breaks. What other operations do this? Also, can I u…

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Fix for: What operations breaks the hardlinks?

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Anything that deletes and recreates the target file will break the link. Some applications will do this, some won't. I don't think there's any way to predict this in advance. Hard links are not a sensible backup mechanism, since there is only ever o…

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