small du(1) question

[Chuck Swiger]

On Oct 19, 2011, at 12:34 PM, Alexander Best wrote:
> the du(1) man page states the following:
> 
> "
>     -B blocksize
>             Calculate block counts in blocksize byte blocks.  This is differ-
>             ent from the -k, -m options or setting BLOCKSIZE and gives an
>             estimate of how much space the examined file hierarchy would
>             require on a filesystem with the given blocksize.  Unless in -A
>             mode, blocksize is rounded up to the next multiple of 512.
> "
> 
> is this a doc bug, or does du(1) really always assume that every filesystem's
> blocksize == 512?

The default blocksize is 512 bytes.

The -B option flag lets you tell du to assume a different filesystem blocksize.

Regards,
-- 
-Chuck