root@ubuntu-lenovo:/mnt# mount | grep tmpfs
udev on /dev type devtmpfs (rw,nosuid,relatime,size=3966784k,nr_inodes=991696,mode=755,inode64)
tmpfs on /run type tmpfs (rw,nosuid,nodev,noexec,relatime,size=805260k,mode=755,inode64)
tmpfs on /dev/shm type tmpfs (rw,nosuid,nodev,inode64)
tmpfs on /run/lock type tmpfs (rw,nosuid,nodev,noexec,relatime,size=5120k,inode64)
tmpfs on /run/user/127 type tmpfs (rw,nosuid,nodev,relatime,size=805256k,nr_inodes=201314,mode=700,uid=127,gid=133,inode64)
tmpfs on /run/snapd/ns type tmpfs (rw,nosuid,nodev,noexec,relatime,size=805260k,mode=755,inode64)
tmpfs on /run/user/0 type tmpfs (rw,nosuid,nodev,relatime,size=805256k,nr_inodes=201314,mode=700,inode64)
sudo mount -t tmpfs -o size=10M tmpfs /mnt/mytmpfs
network.http.referer.XOriginPolicyвыставлен в 0
TypeError: NetworkError when attempting to fetch resource.