What does sync() _really_ do?

[Dave Eisen]

In article <PCG.90Dec22171527 at odin.cs.aber.ac.uk> pcg at cs.aber.ac.uk (Piercarlo Grandi) writes:
>
>Yep. The *only* portable way to make sure that the buffers associated to
>a file's block are freed is to unmount the filesystem on which the file
>resides.
>

Is unmounting a filesystem an easier way than doing enough reads from 
other parts of the disk to overwrite all of the buffers in the cache?




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Dave Eisen                          dkeisen at Gang-of-Four.Stanford.EDU
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