16TB ext3 mainstream - when?

Christian evilninja at gmx.net
Wed Oct 4 18:30:50 UTC 2006

On Wed, 4 Oct 2006, Andreas Dilger wrote:
> 2TB (2^41 bytes), with 4kB blocks (most common) it is 8TB (2^43 bytes)
> with 64kB blocks (PPC64, ia64, other large PAGE_SIZE systems) this limit
> is 32TB (2^45 bytes).

Ah, although a max of 4kB is documented in my e2fsprogs-1.39 manpage, I 
can override it (e.g. -b 65536, but I cannot mount it then). OK.

> The major problem at this point is e2fsck time, which is about 1h/TB for
> fast disks, at minimum (i.e. no major corruption found).  One of the
> goals for future ext4 development is to include checksums into the fs
> to allow online sanity checking, and also speed up e2fsck in various ways.

I'm tracking -mm, hopefully ext4 will be included in it anytime soon...

BOFH excuse #140:

LBNC (luser brain not connected)

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