After running docker ubuntu mirror, apt-getupdate problems as follows:
According to the above error probably because. . . . Do not take effect on a file (entered into force need 10d 13h 33min 45s), appears to be enough time, ah, need to wait, how could the system Made the wrong time, in the past, it is necessary to repair the system time,
ubuntu time depend on the host's time, therefore, modify the host went right time
After editing, run the command again, eliminate the error as follows:
