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Re: Removable storage devices and sync



On Thu, 2004-10-28 at 17:10 +0200, Ralf Ertzinger wrote:
> On Thu, Oct 28, 2004 at 10:53:49AM -0400, David Zeuthen wrote:
> 
> > No, option 'sync' only if the filesystem is smaller than 2GB otherwise
> > neither 'sync' nor 'async' options (which will default to 'async').
> 
> OK, you've lost me. Wasn't the logic that mounting sync increases the
> number of write accesses to the device, which is bad for flash devices,
> thus small devices (== more likely to be flash) are mounted async?
> 
> At least that is how I understood Nils' mail.
> 

Nope, the point of mounting 'sync' is to ensure that all IO is done
synchronously to ensure that data is written to the disk in the event
that the user yanks out the device without properly unmounting it.

Cheers,
David


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