Background fsck

[Dan Melomedman]

Chris Pressey wrote:
> My own opinion is that the "speed-up-recovery-after-a-crash" thing,
> while apparently a very sexy problem for filesystem programmers to
> tackle, is going to become more and more of a non-problem as UPS's
> become more and more consumer-friendly.
> 
> Like, if I can get one of these:
> 
>   http://www.outletpc.com/c5401.html
> 
> for $20US, and if it gives me enough time to sync everything to disc
> before the power really goes out, then my HDDs will rarely power down in
> an inconsistent state anyway, yes?

No, your power supply may fail, and so could many other things that
cause hardware crashes. You'll still need to run fsck, and it will still
take very long time to run.