docker run hello-world
exec format error
FATA[0000] Error response from daemon: Cannot start container 32fd27c15a4719c3e04b20924f0db109966b7b8baf696e0ab358416b68779700: [8] System error: exec format error
看看docker images，试着rmi掉这个hello-world，重新pull一下试试呢