docker: exec format error

[Dustin Kirkland]

On Thu, Jun 25, 2015 at 8:59 AM, Jamie Strandboge <jamie at canonical.com> wrote:
> On 06/25/2015 01:25 AM, Seth Arnold wrote:
>> On Wed, Jun 24, 2015 at 05:40:27PM -0700, Zhuoqun Cheng wrote:
>>> *$ docker run hello-world*
>>> *FATA[0001] Error response from daemon: Cannot start container
>>> abcbe08d0619fef08b9de12dfab982ff747ac47198c185899410676f35b512e2: [8]
>>> System error: exec format error *
>>> (Just to be clear, the first time I ran it, it did pull the image.)
>>
>> "exec format error" sounds a lot like an architecture mis-match. Are you
>> sure the image you downloaded is inteded to be used on ARM? Is it compiled
>> for the correct arm instruction set?
>>
> FYI, if using docker on arm you need to use '-t armbuild/ubuntu:trusty' instead
> of '-t ubuntu:trusty'.

Can we please patch docker to detect and handle that automatically?

Thanks,
Dustin