Re: New filesystem for Linux

[Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>]

> On Thu, 2 November 2006 22:52:47 +0100, Mikulas Patocka wrote:
> > new method to keep data consistent in case of crashes (instead of
> > journaling),
>
> Your 32-bit transaction counter will overflow in the real world.  It
> will take a setup with millions of transactions per second and even
> then not trigger for a few years, but when it hits your filesystem,
> the administrator of such a beast won't be happy at all. :)
>
> Jörn

If it overflows, it increases crash count instead. So really you have 2^47 
transactions or 65536 crashes and 2^31 transactions between each crash.

Mikulas