Hello,
I am currently in ZFS on Linux for my host server and I am running with snapd for LXD.
I had a problem today where I lost the whole user and group in my container. They all went to nobody:nogroup.
root@box:/# id nobody
uid=65534(nobody) gid=65534(nogroup) groups=65534(nogroup)
Example:
ls -lha / drwxr-xr-x 22 nobody nogroup 22 Apr 5 2018 . drwxr-xr-x 22 nobody nogroup 22 Apr 5 2018 .. drwxr-xr-x 2 nobody nogroup 172 Nov 7 12:42 bin drwxr-xr-x 3 nobody nogroup 3 Apr 5 2018 boot drwxr-xr-x 8 root root 500 Nov 19 12:02 dev drwxr-xr-x 105 nobody nogroup 199 Nov 16 06:33 etc drwxr-xr-x 3 nobody nogroup 3 Apr 10 2018 home drwxr-xr-x 22 nobody nogroup 25 Dec 16 2018 lib drwxr-xr-x 2 nobody nogroup 3 Dec 16 2018 lib64 drwxr-xr-x 7 nobody nogroup 7 Oct 3 2018 media drwxr-xr-x 2 nobody nogroup 2 Apr 5 2018 mnt drwxr-xr-x 2 nobody nogroup 2 Apr 5 2018 opt dr-xr-xr-x 984 nobody nogroup 0 Nov 19 12:02 proc drwx------ 8 nobody nogroup 17 Nov 14 23:35 root drwxr-xr-x 17 root root 620 Nov 19 12:02 run drwxr-xr-x 2 nobody nogroup 229 Oct 10 10:41 sbin drwxr-xr-x 2 nobody nogroup 3 May 23 2018 snap drwxr-xr-x 3 nobody nogroup 3 Apr 16 2018 srv dr-xr-xr-x 13 nobody nogroup 0 Nov 19 11:56 sys drwxrwxrwt 9 nobody nogroup 9 Nov 19 12:09 tmp drwxr-xr-x 10 nobody nogroup 10 Apr 5 2018 usr drwxr-xr-x 14 nobody nogroup 16 Apr 11 2018 var
OS: Ubuntu 18.04.3 LTS
LXD Version: 3.18
I tried to rollback the container but the owner/group has not changed and the problem is still there. Let me know if you need more information.