问题
Cannot run byobu because [root] does not own [/root]
➜ / ll
total 80K
drwxr-xr-x 2 root root 4.0K May 17 14:26 bin
drwxr-xr-x 3 root root 16K Jan 1 1970 boot
drwxr-xr-x 15 root root 3.7K Feb 11 2016 dev
drwxr-xr-x 94 root root 4.0K May 20 11:57 etc
drwxr-xr-x 4 root root 4.0K Mar 28 2017 home
drwxr-xr-x 19 root root 4.0K May 17 14:25 lib
drwx------ 2 root root 4.0K Jan 1 1970 lost+found
drwxr-xr-x 2 root root 4.0K Oct 21 2015 media
drwxr-xr-x 4 root root 4.0K May 11 09:34 mnt
drwxr-xr-x 3 root root 4.0K May 11 09:31 opt
dr-xr-xr-x 113 root root 0 Jan 1 1970 proc
drwxr-xr-x 15 1002 sudo 8.0K May 27 02:21 root
drwxr-xr-x 21 root root 640 May 26 23:45 run
drwxr-xr-x 2 root root 4.0K May 17 14:25 sbin
drwxr-xr-x 2 root root 4.0K Oct 21 2015 srv
dr-xr-xr-x 12 root root 0 May 27 02:16 sys
drwxrwxrwt 8 root root 4.0K May 26 13:44 tmp
drwxr-xr-x 11 root root 4.0K Oct 10 2017 usr
drwxr-xr-x 11 root root 4.0K Jun 21 2016 var
drwxr-xr-x 2 root root 4.0K May 17 13:04 xsz
➜ / byobu
Cannot run byobu because [root] does not own [/root]
➜ / sudo byobu
Cannot run byobu because [root] does not own [/root]
To run byobu under sudo, you MUST use 'sudo -H'
➜ /
➜ / su
➜ / byobu
Cannot run byobu because [root] does not own [/root]
➜ /
➜ /
解决方法
执行 chown -R root root后解决，可以运行byobu了。
➜ / chown -R root root
➜ / ll
total 80K
drwxr-xr-x 2 root root 4.0K May 17 14:26 bin
drwxr-xr-x 3 root root 16K Jan 1 1970 boot
drwxr-xr-x 15 root root 3.7K Feb 11 2016 dev
drwxr-xr-x 94 root root 4.0K May 20 11:57 etc
drwxr-xr-x 4 root root 4.0K Mar 28 2017 home
drwxr-xr-x 19 root root 4.0K May 17 14:25 lib
drwx------ 2 root root 4.0K Jan 1 1970 lost+found
drwxr-xr-x 2 root root 4.0K Oct 21 2015 media
drwxr-xr-x 4 root root 4.0K May 11 09:34 mnt
drwxr-xr-x 3 root root 4.0K May 11 09:31 opt
dr-xr-xr-x 115 root root 0 Jan 1 1970 proc
drwxr-xr-x 15 root sudo 8.0K May 27 02:24 root
drwxr-xr-x 21 root root 640 May 26 23:45 run
drwxr-xr-x 2 root root 4.0K May 17 14:25 sbin
drwxr-xr-x 2 root root 4.0K Oct 21 2015 srv
dr-xr-xr-x 12 root root 0 May 27 02:16 sys
drwxrwxrwt 8 root root 4.0K May 26 13:44 tmp
drwxr-xr-x 11 root root 4.0K Oct 10 2017 usr
drwxr-xr-x 11 root root 4.0K Jun 21 2016 var
version info
➜ / lsb_release -a
No LSB modules are available.
Distributor ID: Ubuntu
Description: Ubuntu 16.04.4 LTS
Release: 16.04
Codename: xenial
➜ / cat /proc/version
Linux version 4.14.0 (root@wwd) (gcc version 6.3.1 20170109 (Linaro GCC 6.3-2017.02)) #25 SMP Fri May 11 16:57:53 CST 2018
➜ /
➜ / uname -a
Linux NanoPi-NEO2 4.14.0 #25 SMP Fri May 11 16:57:53 CST 2018 aarch64 aarch64 aarch64 GNU/Linux
➜ /
ARM CPU info:
➜ / cat /proc/cpuinfo
processor : 0
BogoMIPS : 48.00
Features : fp asimd evtstrm aes pmull sha1 sha2 crc32 cpuid
CPU implementer : 0x41
CPU architecture: 8
CPU variant : 0x0
CPU part : 0xd03
CPU revision : 4
processor : 1
BogoMIPS : 48.00
Features : fp asimd evtstrm aes pmull sha1 sha2 crc32 cpuid
CPU implementer : 0x41
CPU architecture: 8
CPU variant : 0x0
CPU part : 0xd03
CPU revision : 4
processor : 2
BogoMIPS : 48.00
Features : fp asimd evtstrm aes pmull sha1 sha2 crc32 cpuid
CPU implementer : 0x41
CPU architecture: 8
CPU variant : 0x0
CPU part : 0xd03
CPU revision : 4
processor : 3
BogoMIPS : 48.00
Features : fp asimd evtstrm aes pmull sha1 sha2 crc32 cpuid
CPU implementer : 0x41
CPU architecture: 8
CPU variant : 0x0
CPU part : 0xd03
CPU revision : 4
Hardware : Allwinnersun50iw2Family
Revision : 0000
Serial : 0000000000000000