Justin Piszcz wrote:

On Fri, 12 Dec 2008, Pavel Machek wrote:

quoted

Actually I'd like to know... how does it behave during powerfails
while it is being written to?

Flashes I seen (USB / SD) developed bad sectors in that case, and
ext2/ext3 can't handle that. (And I don't think xfs can handle that
either).

I have a UPS for all of my machines, so that will not be a problem in my
case.

UPSs fail too.

...

With barriers, presumably it would be safe

There are other opinions:  http://lwn.net/Articles/309576/
(Magnetic disks are discussed there.)
-- 
Stefan Richter
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http://arcgraph.de/sr/