wsl can't launch docker

[wenchaomartin]

hi : I am newer the wsl and install docker in the wsl occur some problem

• os ver : microsoft win10.0.18362.720

• i install ubuntu bash (Linux DESKTOP-T90CO9O 4.4.0-18362-Microsoft [#]476-Microsoft Fri Nov 01 16:53:00 PST 2019 x86_64 x86_64 x86_64 GNU/Linux)
  i follow this guide docker doc to intall docker in ubuntu
  docker service not running

• problem:

sudo dockerd

warining:

• Your kernel does not support cgroup memory limit
• Unable to find cpu cgroup in mounts
• Unable to find blkio cgroup in mounts
• Unable to find blkio cgroup in mounts
• Running iptables --wait -t nat -L -n failed with message: iptables v1.6.1: can't initialize iptables table nat': Table does not exist (do you need to insmod?)

error:

• Error initializing network controller: error obtaining controller instance: failed to create NAT chain DOCKER: iptables failed: iptables -t nat -N DOCKER: iptables v1.6.1: can't initialize iptables table `nat': Table does not exist (do you need to insmod?)
  Perhaps iptables or your kernel needs to be upgraded.

[therealkenc]

#767. De-facto hangout for Docker on WSL1 is #2291.