Web Hosting Talk : Web Hosting Main Forums : Hosting Security and Technology : Dreamhost shared server Filesystem structure question

[macroz]

$df -ha
Filesystem Size Used Avail Use% Mounted on
/dev/sda1 2.0G 1.6G 294M 85% /
proc 0 0 0 - /proc
devpts 0 0 0 - /dev/pts
usbfs 0 0 0 - /proc/bus/usb
/dev/sda3 6.9G 2.6G 4.1G 39% /usr/local
/dev/sda8 2.0G 78M 1.8G 5% /usr/local/tmp10.3.100.134:/vol/boot/spunky/chase
319G 202G 117G 64% /home/.chase10.3.100.153:/vol/boot/spunky/fuzz
112G -8.0Z 326G 101% /home/.fuzz10.3.100.154:/vol/boot/spunky/fuzzmental
112G -8.0Z 326G 101% /home/.fuzzmental10.3.100.153:/vol/boot/spunky/fuzzie
112G -8.0Z 326G 101% /home/.fuzzie10.3.100.153:/vol/boot/spunky/fuzzmuzz
112G -8.0Z 326G 101% /home/.fuzzmuzz10.3.100.154:/vol/boot/spunky/gustav
112G -8.0Z 326G 101% /home/.gustav10.3.100.154:/vol/boot/spunky/gusto
112G -8.0Z 326G 101% /home/.gusto10.3.100.154:/vol/boot/spunky/guthrie
112G -8.0Z 326G 101% /home/.guthrie10.3.100.153:/vol/boot/spunky/guy
112G -8.0Z 326G 101% /home/.guy10.3.100.108:/vol/boot/spunky.localbackups/razzle
112G -8.0Z 297G 101% /mnt/filerbackup10.3.100.158:/vol/boot/spunky.crontabs/razzle
1.4T 1.2T 225G 84% /usr/local/var/spool/cron/crontabs
none 0 0 0 - /proc/sys/fs/binfmt_misc10.3.100.176:/vol/boot/spunky/jives
56G -8.0Z 81G 101% /home/.jives10.3.100.177:/vol/boot/spunky/keesa
56G -8.0Z 81G 101% /home/.keesa10.3.100.176:/vol/boot/spunky/lelani
56G -8.0Z 81G 101% /home/.lelani10.3.100.176:/vol/boot/spunky/malomo
56G -8.0Z 81G 101% /home/.malomo

Question:

1. What's this means:
112G(size) -8.0Z(used) 326G(Avail) 101%(Use%) /home/.guthrie10.3.100.153:/vol/boot/spunky/guy
2. How many size /home have?