.ssh/config 
{
  Host TNAS
    User donges
    Port 9222
    HostName 192.168.178.69
    IdentityFile ~/.ssh/id_rsa
}

Hardware
{
  CPU: Realtek RDT1296 @1.4 GHz
  property: ARM Cortex-A53 x 4
  device name: TNAS-0189B3
  Model: F4-210
  TOS: 4.1.32-2008031214
  BOOT: RTD1296_V4.9.1
}

uname -a
{
  Linux TNAS-0189B3 4.4.18-g8bcbd8a-dirty #1250 SMP Wed Nov 27 14:30:56 CST 2019 aarch64 GNU/Linux
}

admin env
{
  BASH=/bin/bash
  BASHOPTS=cmdhist:complete_fullquote:expand_aliases:extquote:force_fignore:hostcomplete:interactive_comments:login_shell:progcomp:promptvars:sourcepath
  BASH_ALIASES=()
  BASH_ARGC=()
  BASH_ARGV=()
  BASH_CMDS=()
  BASH_LINENO=()
  BASH_SOURCE=()
  BASH_VERSINFO=([0]="4" [1]="3" [2]="42" [3]="1" [4]="release" [5]="aarch64-openwrt-linux-gnu")
  BASH_VERSION='4.3.42(1)-release'
  COLUMNS=237
  DIRSTACK=()
  EUID=3
  GROUPS=()
  HISTFILE=/home/admin/.bash_history
  HISTFILESIZE=500
  HISTSIZE=500
  HOME=/home/admin
  HOSTNAME=TNAS-0189B3
  HOSTTYPE=aarch64
  IFS=$' \t\n'
  LD_LIBRARY_PATH=/lib:/lib64:/usr/lib:/usr/lib64/:/usr/local/lib:/usr/local/lib64
  LINES=33
  LOGNAME=admin
  MACHTYPE=aarch64-openwrt-linux-gnu
  MAIL=/var/mail/admin
  MAILCHECK=60
  OLDPWD=/mnt/md0/appdata
  OPTERR=1
  OPTIND=1
  OSTYPE=linux-gnu
  PATH=/usr/sbin:/usr/bin:/sbin:/bin:/usr/local/bin:/usr/local/sbin
  PIPESTATUS=([0]="0")
  PPID=5359
  PS1='\u@\h:\w\$ '
  PS2='> '
  PS4='+ '
  PWD=/mnt/md0/appdata/docker
  SHELL=/bin/bash
  SHELLOPTS=braceexpand:emacs:hashall:histexpand:history:interactive-comments
  SHLVL=1
  SSH_CLIENT='192.168.178.49 50764 9222'
  SSH_CONNECTION='192.168.178.49 50764 192.168.178.69 9222'
  SSH_TTY=/dev/pts/1
  TERM=xterm-256color
  UID=3
  USER=admin
  _='\u@\h:\w\$'
  arp () 
  { 
      cat /proc/net/arp
  }
  ad
}

mount
{

  proc on /proc type proc (rw,nosuid,nodev,noexec,noatime)
  sysfs on /sys type sysfs (rw,nosuid,nodev,noexec,noatime)
  cgroup on /sys/fs/cgroup type cgroup (rw,nosuid,nodev,noexec,relatime,cpuset,cpu,cpuacct,blkio,memory,devices,freezer,net_cls,perf_event,net_prio,hugetlb,pids)
  tmpfs on /dev type tmpfs (rw,nosuid,noatime,size=512k,mode=755)
  devpts on /dev/pts type devpts (rw,nosuid,noexec,noatime,mode=600,ptmxmode=000)
  /dev/md9 on / type ext4 (rw,noatime,data=ordered)
  tmpfs on /tmp type tmpfs (rw,nosuid,nodev,noatime)
  tmpfs on /dev type tmpfs (rw,nosuid,relatime,size=512k,mode=755)
  devpts on /dev/pts type devpts (rw,nosuid,noexec,relatime,mode=600,ptmxmode=000)
  tmpfs on /var type tmpfs (rw,relatime)
  debugfs on /sys/kernel/debug type debugfs (rw,noatime)
  /dev/sda1 on /mnt/bootdev type ext4 (rw,relatime,data=ordered)
  /dev/mapper/vg0-lv0 on /mnt/md0 type ext4 (rw,noatime,block_validity,delalloc,nojournal_checksum,barrier,user_xattr,acl,jqfmt=vfsv1,usrjquota=quota.user,grpjquota=quota.group)
  nfsd on /proc/fs/nfsd type nfsd (rw,relatime)
  /dev/mapper/vg0-lv0 on /mnt/md0/appdata/docker/overlay2 type ext4 (rw,noatime,block_validity,delalloc,nojournal_checksum,barrier,user_xattr,acl,jqfmt=vfsv1,usrjquota=quota.user,grpjquota=quota.group)
  overlay on /mnt/md0/appdata/docker/overlay2/ce9ce4739fc8f9cce90d6ca8cfacd73857970467a4a6dc49a9d556897649239a/merged type overlay (rw,relatime,lowerdir=/mnt/md0/appdata/docker/overlay2/l/QXWE2RLQVWEVZGHRKBJ4VD67G5:/mnt/md0/appdata/docker/overlay2/l/3CJIKZKTYOA4TWRWFSQTC7RYYH:/mnt/md0/appdata/docker/overlay2/l/GUXPCNQVLLZACHHNU2W6UNUFL6:/mnt/md0/appdata/docker/overlay2/l/BK4QICLFYGIG3626ZCOIRIWJGN,upperdir=/mnt/md0/appdata/docker/overlay2/ce9ce4739fc8f9cce90d6ca8cfacd73857970467a4a6dc49a9d556897649239a/diff,workdir=/mnt/md0/appdata/docker/overlay2/ce9ce4739fc8f9cce90d6ca8cfacd73857970467a4a6dc49a9d556897649239a/work)
  shm on /mnt/md0/appdata/docker/containers/5b78a7b19694950be017c0cbbb93180aa8c1606e2d28557df6ab2215e8d54a6b/shm type tmpfs (rw,nosuid,nodev,noexec,relatime,size=65536k)
  nsfs on /var/run/docker/netns/3a179b92abcd type nsfs (rw)
}


docker
{
  problem {
    admin@TNAS-0189B3:/mnt/md0/appdata/docker$ docker ps
    Got permission denied while trying to connect to the Docker daemon socket at unix:///var/run/docker.sock: Get http://%2Fvar%2Frun%2Fdocker.sock/v1.30/containers/json: dial unix /var/run/docker.sock: connect: permission denied
  }
  solution {
    add admin and donges to new group "docker" int he TOS GUI

    admin@TNAS-0189B3:/$ docker ps
    CONTAINER ID        IMAGE               COMMAND             CREATED             STATUS              PORTS               NAMES
    5b78a7b19694        ubuntu              "/bin/bash"         17 hours ago        Up 21 minutes                           ubuntu

    admin@TNAS-0189B3:/$ docker exec -it 5b78a7b19694    bash

  }


}