[CentOS] How do I check the real size of a filesystem?

Kevin Thorpe kevin at pricetrak.com
Fri Jul 4 13:09:42 UTC 2008

> Kevin Thorpe wrote:
> > I'm having a spot of bother with a large (900GB) partition.
> > fdisk claims it's 900GB. I made an ext3 fs on it and df says it's 
> > 94GB. Which is correct? Or did I do something wrong?
> If this partition is on a LARGER drive, you may need to use 
> parted and 
> not fdisk to create your partitions.  Large drives need gpt 
> labels and 
> are not able to be partitioned with fdisk.
> However, that is not usually a problem with 900GB drive.

parted claims it's 879GB so the partition appears to be ok. Have I
managed to format a small filesystem on a large partition?

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