[Mageia-dev] df lying?

[Colin Guthrie]

'Twas brillig, and Felix Miata at 07/01/13 06:40 did gyre and gimble:
> What is upstream for df command? 

rpm -qf `which df`
coreutils-8.20-1.mga3

So http://www.gnu.org/software/coreutils/ I guess.

> In openSUSE 12.2, Cauldron & F18 on the
> same 64 bit system, df on the only partition on my 1TB data HD is
> obviously lying as to usage and free on a nearly full EXT2 partition:
> 
> # df    # before copy
> Filesystem     1K-blocks      Used Available Use% Mounted on
> /dev/sdb1      968990412 942397904  26592508  98% /disks/esata
> 
> -rw-rw-r-- 1 5548561312 Jan  6 14:59 monk0714IonE-201301061400s2.ts
> -rw-rw-r-- 1 5548200540 Jan  6 15:59 monk0715IonE-201301061500s2.ts
> -rw-rw-r-- 1 5548657192 Jan  6 16:59 monk0716IonE-201301061600s2.ts
> -rw-rw-r-- 1 5547676772 Jan  6 17:59 monk0801IonE-201301061700s2.ts
> -rw-rw-r-- 1 5546660256 Jan  6 18:59 monk0802IonE-201301061800s2.ts
> -rw-rw-r-- 1 5547738436 Jan  6 19:59 monk0803IonE-201301061900s2.ts
> -rw-rw-r-- 1 5548427644 Jan  6 20:59 monk0804IonE-201301062000s2.ts
> 
> # df    # after copying above 37,925,705K bytes in 7 files to
> #       # /disks/esata from another system on the network
> Filesystem     1K-blocks      Used Available Use% Mounted on
> /dev/sdb1      968990412 942397904  26592508  98% /disks/esata
> 
> Unless this is a bug in df, how is this lack of info possible given the
> following filesystem info (e.g., no reserved blocks, and no journal)
> about the partition?

Could be a kernel issue I guess. I dunno. Perhaps Thomas will know?

Col


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Colin Guthrie
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