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RE: Missing blocks



Thanks for explaining this to me. 

--------------------
 
Matt Dodson
Infrastructure Engineer
matt_dodson messageone com
http://www.messageone.com
 
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-----Original Message-----
From: Jon Burgess [mailto:jburgess777 googlemail com] 
Sent: Monday, March 05, 2007 4:40 PM
To: Matt Dodson
Cc: ext3-users redhat com
Subject: Re: Missing blocks

On Mon, 2007-03-05 at 16:18 -0600, Matt Dodson wrote:
> Hopefully this is a simple issue or just my ignorance on the results
> returned by "df -k" but can anyone explain why the available block is
> 0 if total 1k-blocks - Used is greater than 0? 
> 
> 
You have 5% reserved for root use only, this is 20GB on your current
filesystem. See the -m option in 'man mke2fs' for details. 

tune2fs can adjust this if the filesystem is unmounted. 



> #df -k /ems/bigdisk/
> 
> Filesystem                              1K-blocks       Used
> Available       Use%    Mounted on
> 
> /dev/mapper/vg0-bigdisk                     397367512   383562960
> 0             100%    /<name>
> 

> Block count:              100925440
> 
> Reserved block count:     5046160
> 
> Free blocks:              3174088

> Block size:               4096

Above we see 5046160 x 4096 bytes are reserved.

	Jon




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