a monster stole my /

[Jerry McAllister]

On Tue, Apr 29, 2008 at 03:34:12PM +1000, Colin Yuile wrote:

> On Tue, 29 Apr 2008 14:40:09 +1000
> Hartleigh Burton <hartleigh.burton at destra.com> wrote:
> 
> > Hiya!
> > 
> > I have a problem with / currently being at 108% capacity. I have found  
> > a previous thread in the archives which explains a few questions but I  
> > can't find what is taking up all the additional space. At best without  
> > destroying what I still do not understand I can manage to get / to  
> > about 101% capacity.
> > 
> > To answer a couple of potential questions straight up, there is  
> > nothing in /root and /tmp is on a separate partition.
> > 
> > intranet# df -h
> > Filesystem               Size    Used   Avail Capacity  Mounted on
> > /dev/da0s1a              989M    986M    -76M   108%    /
> > devfs                    1.0K    1.0K      0B   100%    /dev
> > /dev/da0s1e              989M    216K    910M     0%    /tmp
> > /dev/da0s1f               58G    4.8G     48G     9%    /usr
> > /dev/da0s1d              4.8G    2.2G    2.3G    49%    /var
> > /dev/da1p1               3.3T    682G    2.4T    22%    /db
> > devfs                    1.0K    1.0K      0B   100%    /var/named/dev
> > 
> > intranet# du -h -d1
> > 2.0K	./.snap
> > 1.5K	./dev
> > 218K	./tmp
> > 4.8G	./usr
> > 2.2G	./var
> > 1.7M	./etc
> > 2.0K	./cdrom
> > 2.0K	./dist
> > 1.1M	./bin
> >   71M	./boot
> > 4.4M	./lib
> > 360K	./libexec
> > 2.0K	./media
> > 512B	./net
> > 2.0K	./proc
> > 3.8M	./rescue
> >   26K	./root
> > 4.1M	./sbin
> > 512B	./host
> > 682G	./db
> > 689G	.
> > 
> > 
> > 
> > If I move the old kernel/GENERIC files from /boot I can manage to get  
> > back to 101%, I really have no idea where the rest of the space has  
> > gone though. Is there any way to locate large files on a specific  
> > partition?
> > 
> > I did have a problem not too long ago where my /db array did not mount  
> > and MySQL managed to recreate the default/sample database on /db/ 
> > mysql, could this default database be somewhere else on / while the / 
> > db array problem was fixed?
> > 
> > *scratches head*
> > 
> 
> 
> It is possible that you have mounted a filesystem onto a non empty directory.
> The stuff in the dir used as a mount point will be hidden by the mount.
> 
> Colin

Good one.   I had forgotten that one.

////jerry

> 
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