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A comment on A cheaper, smaller Raspberry Pi 3 is now available. Parent comment

Re:A cheaper, smaller Raspberry Pi 3 is now available by pmarin on Thursday November 15, 2018 @12:47PM (#18461445)
On unix systems you can always do a sync(2) to commit the buffers to disk.

https://linux.die.net/man/2/sync

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Re:A cheaper, smaller Raspberry Pi 3 is now available by cat199 on Thursday November 15, 2018 @01:13PM (#18461716)
or sync 3 times and then pull the plug

https://utcc.utoronto.ca/~cks/space/blog/unix/TheLegendOfSyn...

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