ArchipelProject/Archipel — pull request #589 by everplays (2012-11-01 08:27:21+00:00)
Title: don't display duplicats in disk stats. fixed #575

sometimes output of df has duplicates like below, which is not what we
want to show to user in Archipel's health.

$ df -P
Filesystem 1024-blocks Used Available Capacity Mounted on
rootfs 15481840 5932212 8763196 41% /
dev 1980788 0 1980788 0% /dev
run 1983520 640 1982880 1% /run
/dev/sdb1 15481840 5932212 8763196 41% /
shm 1983520 176 1983344 1% /dev/shm
tmpfs 1983520 224 1983296 1% /tmp
/dev/sdb3 43994264 7074672 34684816 17% /home