File system bafflement

[R Kimber]

On Tue, 02 Sep 2014 12:10:28 +0200
Patrick Asselman wrote:

> The root filesystem is the partition mounted as root / including all 
> subfolders but excluding any partitions mounted on it such as /media and 
> in your case /usr /var etc. If you do a df the line with "Mounted on:" = 
> "/" is the root filesystem.
> 
> Can you please give us the exact message that you receive?

The message popped up in a window, which is no longer open, so I can't give
the exact wording, but it was to the effect that the root filesystem was
full.  I'm not sure how it was generated, I discovered it behind another
window !!

> And also the output of "df -m" and "du -x -m -s /*" ?
df -m:-

Filesystem     1M-blocks    Used Available Use% Mounted on
/dev/sda1           4150    4039         0 100% /
none                   1       0         1   0% /sys/fs/cgroup
udev                1934       1      1934   1% /dev
tmpfs                396       2       394   1% /run
none                   5       1         5   1% /run/lock
none                1976       1      1976   1% /run/shm
none                 100       1       100   1% /run/user
/dev/sde6              4       2         3  49% /media/ntfs
/dev/sdb6          79152    9108     66017  13% /mnt/scratch
/dev/sda7          19947    8048     10864  43% /usr
/dev/sda6          26449    2650     22433  11% /mnt/info
/dev/sda5           5285     188      4806   4% /usr/local
/dev/sdd5        1877664 1166575    615687  66% /media/audio
/dev/sde5        1877659 1166573    615685  66% /media/audio_bak
/dev/sdc5          10960    4309      6072  42% /var
/dev/sdc6          20209      45     19116   1% /tmp
/dev/sdb5          88865   17779     66550  22% /home
/dev/sdc8          53101   24106     26276  48% /mnt/dat
/dev/sdb8          55216   19226     35990  35% /mnt/audio
/dev/sdb7           9972    1652      7807  18% /mnt/old_local
/dev/sdc7          29574   13233     14833  48% /mnt/old_dat
/dev/sdf1         281547   84196    183044  32% /media/zip

du -x -m -s /*  :-

10      /bin
93      /boot
1       /dev
78      /etc
17723   /home
0       /initrd.img
0       /initrd.img.old
705     /lib
4       /lib32
1       /lib64
1       /lost+found
1       /media
1       /mnt
1       /mount
136     /opt
du: cannot access ‘/proc/29798/task/29798/fd/4’: No such file or directory
du: cannot access ‘/proc/29798/task/29798/fdinfo/4’: No such file or
directory du: cannot access ‘/proc/29798/fd/4’: No such file or directory
du: cannot access ‘/proc/29798/fdinfo/4’: No such file or directory
0       /proc
51      /root
2       /run
12      /sbin
1       /srv
0       /sys
1       /tmp
8004    /usr
4294    /var
0       /vmlinuz
0       /vmlinuz.old
1       /webmin-setup.out

-Richard
-- 
Richard Kimber