Не единственное.
Linux fedora 22
[ingoa@node02 ~]$ mount
sysfs on /sys type sysfs (rw,nosuid,nodev,noexec,relatime)
proc on /proc type proc (rw,nosuid,nodev,noexec,relatime)
devtmpfs on /dev type devtmpfs (rw,nosuid,size=4020520k,nr_inodes=1005130,mode=755)
securityfs on /sys/kernel/security type securityfs (rw,nosuid,nodev,noexec,relatime)
tmpfs on /dev/shm type tmpfs (rw,nosuid,nodev)
devpts on /dev/pts type devpts (rw,nosuid,noexec,relatime,gid=5,mode=620,ptmxmode=000)
tmpfs on /run type tmpfs (rw,nosuid,nodev,mode=755)
tmpfs on /sys/fs/cgroup type tmpfs (ro,nosuid,nodev,noexec,mode=755)
cgroup on /sys/fs/cgroup/systemd type cgroup (rw,nosuid,nodev,noexec,relatime,xattr,release_agent=/usr/lib/systemd/systemd-cgroups-agent,name=systemd)
pstore on /sys/fs/pstore type pstore (rw,nosuid,nodev,noexec,relatime)
cgroup on /sys/fs/cgroup/net_cls,net_prio type cgroup (rw,nosuid,nodev,noexec,relatime,net_cls,net_prio)
cgroup on /sys/fs/cgroup/blkio type cgroup (rw,nosuid,nodev,noexec,relatime,blkio)
cgroup on /sys/fs/cgroup/devices type cgroup (rw,nosuid,nodev,noexec,relatime,devices)
cgroup on /sys/fs/cgroup/pids type cgroup (rw,nosuid,nodev,noexec,relatime,pids)
cgroup on /sys/fs/cgroup/memory type cgroup (rw,nosuid,nodev,noexec,relatime,memory)
cgroup on /sys/fs/cgroup/cpu,cpuacct type cgroup (rw,nosuid,nodev,noexec,relatime,cpu,cpuacct)
cgroup on /sys/fs/cgroup/perf_event type cgroup (rw,nosuid,nodev,noexec,relatime,perf_event)
cgroup on /sys/fs/cgroup/freezer type cgroup (rw,nosuid,nodev,noexec,relatime,freezer)
cgroup on /sys/fs/cgroup/hugetlb type cgroup (rw,nosuid,nodev,noexec,relatime,hugetlb)
cgroup on /sys/fs/cgroup/cpuset type cgroup (rw,nosuid,nodev,noexec,relatime,cpuset)
configfs on /sys/kernel/config type configfs (rw,relatime)
/dev/md127 on / type xfs (rw,relatime,attr2,inode64,sunit=1024,swidth=3072,noquota)
systemd-1 on /proc/sys/fs/binfmt_misc type autofs (rw,relatime,fd=30,pgrp=1,timeout=300,minproto=5,maxproto=5,direct)
debugfs on /sys/kernel/debug type debugfs (rw,relatime)
hugetlbfs on /dev/hugepages type hugetlbfs (rw,relatime)
tmpfs on /tmp type tmpfs (rw)
mqueue on /dev/mqueue type mqueue (rw,relatime)
nfsd on /proc/fs/nfsd type nfsd (rw,relatime)
/dev/md125 on /boot type ext4 (rw,relatime,stripe=384,data=ordered)
/dev/md124 on /home type xfs (rw,relatime,attr2,inode64,sunit=1024,swidth=3072,noquota)
/dev/md123 on /kvm type xfs (rw,relatime,attr2,inode64,sunit=1024,swidth=3072,noquota)
sunrpc on /var/lib/nfs/rpc_pipefs type rpc_pipefs (rw,relatime)
fusectl on /sys/fs/fuse/connections type fusectl (rw,relatime)
tmpfs on /run/user/1000 type tmpfs (rw,nosuid,nodev,relatime,size=806144k,mode=700,uid=1000,gid=1000)
tmpfs on /run/user/0 type tmpfs (rw,nosuid,nodev,relatime,size=806144k,mode=700)

FreeBSD 10.2
[ingoa@fobos ~]$ mount
zroot on / (zfs, local, nfsv4acls)
devfs on /dev (devfs, local, multilabel)
zroot/tmp on /tmp (zfs, local, nosuid, nfsv4acls)
zroot/usr on /usr (zfs, local, nfsv4acls)
zroot/usr/home on /usr/home (zfs, local, nfsv4acls)
zroot/usr/ports on /usr/ports (zfs, local, nosuid, nfsv4acls)
zroot/usr/ports/distfiles on /usr/ports/distfiles (zfs, local, noexec, nosuid, nfsv4acls)
zroot/usr/ports/packages on /usr/ports/packages (zfs, local, noexec, nosuid, nfsv4acls)
zroot/usr/src on /usr/src (zfs, local, noexec, nosuid, nfsv4acls)
zroot/var on /var (zfs, local, nfsv4acls)
zroot/var/crash on /var/crash (zfs, local, noexec, nosuid, nfsv4acls)
zroot/var/data on /var/data (zfs, local, nfsv4acls)
zroot/var/data/pgsql on /var/data/pgsql (zfs, local, nfsv4acls)
zroot/var/data/plone on /var/data/plone (zfs, local, nfsv4acls)
zroot/var/db on /var/db (zfs, local, noexec, nosuid, nfsv4acls)
zroot/var/db/pkg on /var/db/pkg (zfs, local, nosuid, nfsv4acls)
zroot/var/empty on /var/empty (zfs, local, noexec, nosuid, read-only, nfsv4acls)
zroot/var/log on /var/log (zfs, local, noexec, nosuid, nfsv4acls)
zroot/var/mail on /var/mail (zfs, local, noexec, nosuid, nfsv4acls)
zroot/var/run on /var/run (zfs, local, noexec, nosuid, nfsv4acls)
zroot/var/sharepublic on /var/sharepublic (zfs, local, nfsv4acls)
zroot/var/tftp on /var/tftp (zfs, local, noexec, nosuid, nfsv4acls)
zroot/var/tmp on /var/tmp (zfs, local, nosuid, nfsv4acls)

Linux
MOUNT(8)                                                            System Administration                                                            MOUNT(8)

NAME
       mount - mount a filesystem

FreeBSD
MOUNT(8)                FreeBSD System Manager's Manual               MOUNT(8)

NAME
     mount -- mount file systems