Mount option hazardous to USB Flash!
Steffen Kluge
kluge at fujitsu.com.au
Fri May 13 06:43:46 UTC 2005
On Thu, 2005-05-12 at 18:07 -0400, Michael H. Warfield wrote:
> BE FOREWARNED! If you are going to write massive amounts of data (lots
> of little files or even just one great big one) to USB keys with FAT
> file systems, do NOT use the hotplug automounts! Unmount the key and
> mount it somewhere else without the sync option. Writing will run much
> much faster, though unmounting and sync will take longer.
Interesting. However, it seems to conflict with this snippet from the
mount(8) man page:
The following options apply to any file system that is being
mounted (but not every file system actually honors them - e.g.,
the sync option today has effect only for ext2, ext3 and ufs)
What gives? It appears FAT mounts should ignore -o sync...
Cheers
Steffen.
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