Re: df -H can't count

[Bob Proulx]

Thanks for the report.

> Just noticed this in my df output.
> [...I reformated slightly for readability... --bob]
> Filesystem         Size   Used      Avail    Use% Mounted on
> /dev/hda2          3.9G   1.9G      1.8G     50%  /usr
> /dev/hda2       4127108   1936064   1981396  50%  /usr
> 
> According to df 
> 1936064 = 1.9Gb
> 1981396 = 1.8Gb

That does seem rather odd.  I believe it is because the code in the
"human" readable section is probably trying to approximate too much.
In any case I can recreate that here too.  I submitted this to the bug
database.

Bob


Gavin Jones <address@hidden> [2002-09-02 16:16:43 +0000]:
> Just noticed this in my df output.
> 
> address@hidden root]# df -h
> Filesystem            Size  Used Avail Use% Mounted on
> /dev/hda5             2.0G  134M  1.7G   7% /
> /dev/hda1              30M   11M   18M  35% /boot
> none                   61M     0   61M   0% /dev/shm
> /dev/hda7              28G  1.7G   25G   7% /spare
> /dev/hda2             3.9G  1.9G  1.8G  50% /usr
> /dev/hda3             3.0G  112M  2.7G   4% /var
> address@hidden root]# df   
> Filesystem           1k-blocks      Used Available Use% Mounted on
> /dev/hda5              2063504    136376   1822308   7% /
> /dev/hda1                31079     10312     19163  35% /boot
> none                     62816         0     62816   0% /dev/shm
> /dev/hda7             29711956   1692496  26510156   7% /spare
> /dev/hda2              4127108   1936064   1981396  50% /usr
> /dev/hda3              3122988    114168   2850180   4% /var
> 
> These are chronologically seperated by about 4 seconds, its a new install and 
> I'm the only user logged on.
> [RedHat 7.3, fileutils-4.1-10 in case it matters]
> 
> According to df 
> 1936064 = 1.9Gb
> 1981396 = 1.8Gb
> 
> address@hidden root]# bc
> bc 1.06
> Copyright 1991-1994, 1997, 1998, 2000 Free Software Foundation, Inc.
> This is free software with ABSOLUTELY NO WARRANTY.
> For details type `warranty'. 
> 1936064-1981396
> -45332
> 
> So 1.9Gb - 1.8Gb = -45332
> 
> Help is it me or is this wrong ?
> 
> Regards
> Gav
> 
> 
> -- 
> Gavin Jones
> Net-Work Internet Ltd
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