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Getting Started with Cubieboard by Olliver M. Schinagl

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Forcing the system to write all content to disks

Modern systems buffer everything in memory and occasionally write that content to disk. The obvious reason for this is that the disks are very slow and the memory is fast. This does have a bad side effect, that is, sometimes the data that we expect to be on a disk is not actually written. The sync command causes all the data that is not yet written to disk to be synchronized to the disk, as follows:

packt@PacktPublishing:~$ sync

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