Feasability of VERY large ext3 file system?

Arjan van de Ven arjanv at redhat.com
Wed Dec 4 09:21:00 CST 2002

On Wed, Dec 04, 2002 at 12:05:58PM -0000, Basil Hussain wrote:
> * Would a single multi-TB file system using ext3 be pushing things a bit?

any multi-TB filesystem is pushing things
RHL 8.0 supports upto 1Tb per filesystem; 2Tb for certain theoretical setups
(eg not involving raid or lvm)

above that you need a 2.6.x kernel....

> * The data stored would be organised in a directory hierarchy only one level
> deep. How would ext3 cope with, say, 4000-5000 directories off the file
> system's root?

ext3 has a 32000 limit of subdirectories in a directory

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