df & du showing different usages for /var
Erik Trulsson
ertr1013 at student.uu.se
Wed Feb 6 19:55:40 UTC 2008
On Wed, Feb 06, 2008 at 02:28:43PM -0500, alex at schnarff.com wrote:
> After nearly running out of space on my /var partition recently, I went in
> to clean things up and ensure that it didn't happen again. Using the "du"
> command to look for offending directories and files, I wiped out a bunch of
> old Apache and Qmail logs...and then found that I was still using 90% of
> the partition. So I cd'd over to /var, and got this rather surprising set
> of results:
>
> [alex at tms /var]$ sudo du -sh
> 395M .
> [alex at tms /var]$ df -h
> Filesystem Size Used Avail Capacity Mounted on
> /dev/ad4s1a 484M 126M 320M 28% /
> devfs 1.0K 1.0K 0B 100% /dev
> /dev/ad4s1f 269G 40G 207G 16% /data
> /dev/ad4s1d 9.7G 7.2G 1.7G 81% /usr
> /dev/ad4s1e 1.9G 1.6G 173M 90% /var
>
> These wildly different results have me confused. How in the world can there
> be a ~1.2GB difference between the disk space in use as reported by these
> two tools? Which is right? More importantly, how do I fix this?
http://www.freebsd.org/doc/en_US.ISO8859-1/books/faq/disks.html#DU-VS-DF
--
<Insert your favourite quote here.>
Erik Trulsson
ertr1013 at student.uu.se
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