lsb_release-a:command not found
uname-a:command not found
df-h:command not found
/dev/sda5 on / type ext4 (rw,errors=remount-ro)
proc on /proc type proc(rw,noexec,nosuid,nodev)
sysfs on /sys type sysfs(rw,noexec,nosuid,nodev)
none on /sys/fs/fuse/connections type fusect1(rw)
none on /sys/kernel/debug type debugfs(rw)
none on /sys/kernel/security type securityfs (rw)
udev on /dev type devtmpfs(rw,mode=0755)
devpts on /dev/pts type devpts (rw,noexec,nosuid,gid=5,mode=0620)
none on /run/user type tmpfs (rw,noexec,nosuid,nodev,size=104857600,mode=0755)
binfmt_misc on /proc/sys/fs/binfmt_misc type binfmt_misc (rw,noexec,nosuid,nodev)

mount:warning:/etc/mtab is not writable (e.g. read only filesystem)
      It's not possible that information reported by mount(8) is not up to date.For
      actual information about system mount points check the /proc/mounts file.