je sais,plus très bien mais il me semble en effet
root@debian:/home/alain# df -h /tmp/
Sys. de fichiers Taille Utilisé Dispo Uti% Monté sur
/dev/sda5 9,1G 8,3G 279M 97% /
root@debian:/home/alain# du -xsh /tmp
root@debian:/home/alain# df -h
Sys. de fichiers Taille Utilisé Dispo Uti% Monté sur
/dev/sda5 9,1G 8,3G 279M 97% /
udev 10M 0 10M 0% /dev
tmpfs 3,1G 9,4M 3,1G 1% /run
tmpfs 7,7G 160K 7,7G 1% /dev/shm
tmpfs 5,0M 4,0K 5,0M 1% /run/lock
tmpfs 7,7G 0 7,7G 0% /sys/fs/cgroup
/dev/sda7 845G 33G 770G 5% /home
tmpfs 1,6G 8,0K 1,6G 1% /run/user/118
tmpfs 1,6G 8,0K 1,6G 1% /run/user/1000
/dev/sdc1 1,9T 234M 1,9T 1% /media/alain/HDD EXT 1
/dev/sdd1 1,9T 1,6T 314G 84% /media/alain/HDD EXT 2
/dev/sde1 3,7T 1,4T 2,4T 37% /media/alain/HDD EXT 3
root@debian:/home/alain# fdisk -l /dev/sda
Disque /dev/sda : 1,8 TiB, 2000398934016 octets, 3907029168 secteurs
Unités : secteur de 1 × 512 = 512 octets
Taille de secteur (logique / physique) : 512 octets / 4096 octets
taille d'E/S (minimale / optimale) : 4096 octets / 4096 octets
Type d'étiquette de disque : dos
Identifiant de disque : 0x000c8e33
Device Boot Start End Sectors Size Id Type
/dev/sda1 2048 206847 204800 100M 7 HPFS/NTFS/exFAT
/dev/sda2 * 206848 2021488639 2021281792 963,8G 7 HPFS/NTFS/exFAT
/dev/sda3 2021490686 3907028991 1885538306 899,1G 5 Extended
/dev/sda5 2021490688 2041020415 19529728 9,3G 83 Linux
/dev/sda6 2041022464 2106816511 65794048 31,4G 82 Linux swap / Solaris
/dev/sda7 2106818560 3907028991 1800210432 858,4G 83 Linux
La partition 4 ne commence pas sur une frontière de cylindre physique.
root@debian:/home/alain# cat /etc/fstab
# /etc/fstab: static file system information.
#
# Use 'blkid' to print the universally unique identifier for a
# device; this may be used with UUID= as a more robust way to name devices
# that works even if disks are added and removed. See fstab(5).
#
# <file system> <mount point> <type> <options> <dump> <pass>
# / was on /dev/sda5 during installation
UUID=1432ba42-31c4-4ca6-a952-e96043b05bbf / ext4 errors=remount-ro 0 1
# /home was on /dev/sda7 during installation
UUID=13a6167a-1b50-471b-9748-3ccd0c793914 /home ext4 defaults 0 2
# swap was on /dev/sda6 during installation
UUID=86d0c2d8-7a70-4d03-8bc9-bbdee70bec31 none swap sw 0 0
/dev/sr0 /media/cdrom0 udf,iso9660 user,noauto 0 0
/dev/sr1 /media/cdrom1 udf,iso9660 user,noauto 0 0
root@debian:/home/alain# ls -al /tmp
total 64
drwxrwxrwt 15 root root 4096 oct. 7 09:04 .
drwxr-xr-x 24 root root 4096 oct. 7 00:09 ..
drwxrwxrwt 2 root root 4096 oct. 7 08:52 .font-unix
drwxrwxrwt 2 root root 4096 oct. 7 08:54 .ICE-unix
drwx------ 2 alain alain 4096 janv. 1 1970 orbit-alain
drwx------ 2 root root 4096 oct. 7 08:52 pulse-PKdhtXMmr18n
drwx------ 2 alain alain 4096 oct. 7 08:54 ssh-pzuWC1iFN76t
drwx------ 3 root root 4096 oct. 7 08:52 systemd-private-585a6d770a94461fa460cd9ede99caf2-colord.service-qlOFt0
drwx------ 3 root root 4096 oct. 7 08:57 systemd-private-585a6d770a94461fa460cd9ede99caf2-cups.service-HvP22L
drwx------ 3 root root 4096 oct. 7 08:52 systemd-private-585a6d770a94461fa460cd9ede99caf2-rtkit-daemon.service-GK6SRg
drwx------ 3 root root 4096 oct. 7 08:52 systemd-private-585a6d770a94461fa460cd9ede99caf2-systemd-timesyncd.service-u4a6gB
drwxrwxrwt 2 root root 4096 oct. 7 08:52 .Test-unix
drwx------ 2 alain alain 4096 oct. 7 08:54 tracker-extract-files.1000
-r--r--r-- 1 root root 11 oct. 7 08:52 .X0-lock
drwxrwxrwt 2 root root 4096 oct. 7 08:52 .X11-unix
drwxrwxrwt 2 root root 4096 oct. 7 08:52 .XIM-unix
root@debian:/home/alain#