Reserved space (WAS: How to calculate bsdlabel size)

[Claus Guttesen]

>> But it's not my problem. What you mean results in
>> limited available space,
>> but doesn't have any influence on Size summary.
>> Btw I did a newfs with -m 0
>> so it can't be the reaseon.
> 
> This is strongly non-recommended.  The UFS
> algorithms are designed on
> the assumption that there are always free blocks. 
> When you get below
> 5-10% free space, the performance will degrade
> significantly and you
> will start getting file fragmentation.
> 

Does the algorithm(s) rely only on percentage of free
space? On a five TB (netto) filesystem eigth percent
is approx. 410 GB which seems quite alot.

regards
Claus


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