On Tuesday, January 03, 2012 11:33:10 PM Jon Elson did opine:

> Kirk Wallace wrote:
> > On Tue, 2012-01-03 at 19:26 -0500, Kent A. Reed wrote:
> > ... snip
> > 
> >> The jury still seems to be out on the question of SSD reliability,
> >> partly because there are so few data points compared to rotating
> >> disks.
> > 
> > ... snip
> > 
> > I just replaced a friend's Samsung 60GB SSD. It stopped booting
> > Windows XP. I did a Windows check disk and it was able to recover the
> > drive, then Linux dd to a new hard disk, and she's back in business.
> > As soon as the new hard drive is broken in, I'll try to stress test
> > the SSD to see what's up. I have no idea how long the drive was
> > working, I'm guessing a couple of years. I prefer the older
> > technology, and maybe save some money to put into a RAID or decent
> > backup.
> 
> Now, on Windows, I have no confidence whatsoever that "bad drives" are
> actually bad
> at the hardware level.  I have had so many people say "oh, that power
> surge blew out
> my hard drive", when really what happened was the file system got
> trashed by a power
> failure at a critical moment.  Linux seems to be much more resistant to
> such problems.
> 
> Jon

Can some of that perceived resistance be credited to us linux folks 
generally being more likely to have a decent UPS that shields our boxes 
from a lot of that stuff?

Add that as a whole I think we pay more attention to surge arrestors and 
ground bonding than the typical winderz user too.  I sure have in here, and 
I know well that there have been occasions when this whole rooms 
electronics has bounced 50 kilovolts or more due to a nearby strike.  But 
it all bounces in unison as its all plugged into a single duplex, so there 
is little if any real voltage between the various pieces in here.  I did 
get a bit of hair re-arranged one night, but my hands were 3 or 4" away 
from the keyboard so it didn't do anything but jiggle my hair, and the 
computer just kept on computing.  I had some light bulbs to replace in the 
rest of the house though.

But the huge majority of it can be credited to ext3 with journalling 
enabled I think, and I don't believe that any windows file system has ever 
grown that ability.  At least in the rare instances when I have had to 
rescue the windows machines in the neighborhood, I have seen zero evidence 
that it has such.

Cheers, Gene
-- 
"There are four boxes to be used in defense of liberty:
 soap, ballot, jury, and ammo. Please use in that order."
-Ed Howdershelt (Author)
My web page: <http://coyoteden.dyndns-free.com:85/gene>
Oblivion together does not frighten me, beloved.
                -- Thalassa (in Anne Mulhall's body), "Return to Tomorrow",
                   stardate 4770.3.

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