[Fedora] Re: Alternatives to du

[Alan Cox]

> the write to create a new name becomes problematic, but doesn't du just 
> do a linear walk anyway?  I don't see why making the tree deeper and 

There isn't a complete tie between that linear walk and the open - which
must then do a lookup of sorts. The kernel does try and cache namespaces
that are looked up/walked in the dcache.

It's simply not a real world case in any kind of normal use.

Alan