Growing UFS beyond 2 TB

Arne Wörner arne_woerner at yahoo.com
Fri May 25 14:48:40 UTC 2007


--- Nick Gustas <freebsd-fs at tychl.net> wrote:
> No complaints about arg 3 being the wrong datatype or signed vs unsigned 
> errors, at least on AMD64. Doesn't mean it'll do what we need though! :)
>
Cool...

> It seems you are right, I just tried to grow a ~500GB filesystem to 
> about 990GB on a i386 6.2 server, fsck had a fit even though the file 
> system was mountable. Second run of fsck is still going!
>
Yup... I saw that, too... Although I am unable to reproduce that with an empty
file system... When I saw it the first time, I used a quite full file system...

> I thought I had tried growfs successfully on a sub 2TB FS sometime 
> around 5.4 or 5.5, maybe I was mistaken. It was on a 4TB server, so when 
> growfs gave a weird display when I tried it to grow a 2TB FS to 3TB, I 
> never tried it again and bought all the drives I needed to fill the 
> chassis right away.
>
Sometimes it works with no prob...

-Arne


 
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