Forgets stuff when restarted

[adrianmay]

After restarting the container, most data was forgotten. The contents of the mounted volume are merely:

find /mnt/mag/docker/volumes/p4/
/mnt/mag/docker/volumes/p4/
/mnt/mag/docker/volumes/p4/etc
/mnt/mag/docker/volumes/p4/etc/perforce
/mnt/mag/docker/volumes/p4/etc/perforce/p4dctl.conf.d
/mnt/mag/docker/volumes/p4/etc/perforce/p4dctl.conf.d/README
/mnt/mag/docker/volumes/p4/etc/perforce/p4dctl.conf
/mnt/mag/docker/volumes/p4/gf-home
/mnt/mag/docker/volumes/p4/gf-home/perforce-git-fusion
/mnt/mag/docker/volumes/p4/gf-home/perforce-git-fusion/.bash_profile
/mnt/mag/docker/volumes/p4/gf-home/perforce-git-fusion/p4gf_environment.cfg
/mnt/mag/docker/volumes/p4/gf-home/perforce-git-fusion/.bashrc
/mnt/mag/docker/volumes/p4/gf-home/perforce-git-fusion/.git-fusion
/mnt/mag/docker/volumes/p4/sshkeys
/mnt/mag/docker/volumes/p4/sshkeys/ssh_host_dsa_key
/mnt/mag/docker/volumes/p4/sshkeys/ssh_host_rsa_key
/mnt/mag/docker/volumes/p4/sshkeys/ssh_host_ed25519_key.pub
/mnt/mag/docker/volumes/p4/sshkeys/ssh_host_ecdsa_key.pub
/mnt/mag/docker/volumes/p4/sshkeys/ssh_host_ed25519_key
/mnt/mag/docker/volumes/p4/sshkeys/ssh_host_dsa_key.pub
/mnt/mag/docker/volumes/p4/sshkeys/ssh_host_rsa_key.pub
/mnt/mag/docker/volumes/p4/sshkeys/ssh_host_ecdsa_key