Open Stack

On 10/26/2012 10:52 AM, Dolph Mathews wrote:
> Pending feedback from Adam and a bug report, here's a potential fix: 
> https://review.openstack.org/#/c/14865/

Yes, please test that out.  I would not expect that the greenthreads 
would intentionall share a file descriptor but there is always the 
possibility of a bug in the Eventlet layer.

Please file this as a bug.


>
> -Dolph
>
>
> On Thu, Oct 25, 2012 at 7:49 PM, Dolph Mathews 
> <dolph.mathews at gmail.com <mailto:dolph.mathews at gmail.com>> wrote:
>
>     Any details on what file is being read twice? (I doubt this is a
>     quantum issue -- more likely to be keystone)
>
>     I'm guessing the culprit is that the auth_token middleware
>     reads/writes a PKI token revocation list to disk... although I'm
>     not sure why it can't be stored in memory -- Adam?
>
>     -Dolph
>
>
>     On Thu, Oct 25, 2012 at 5:16 PM, Shiv Haris <sharis at brocade.com
>     <mailto:sharis at brocade.com>> wrote:
>
>         Hi Quantum team,
>
>         Lately I have come across a new error using quantum from the
>         “master”. Never saw this before. It appears I may have updated
>         some package and at this time I have no idea which one to back
>         off. This may be related to some python package.
>
>         Any ideas?
>
>         2012-10-25 15:11:12 ERROR [keystone.middleware.auth_token]
>         HTTP connection exception: Second simultaneous read on fileno
>         9 detected.  Unless you really know what you're doing, make
>         sure that only one greenthread can read any particular socket.
>         Consider using a pools.Pool. If you do know what you're doing
>         and want to disable this error, call
>         eventlet.debug.hub_multiple_reader_prevention(False)
>
>         Thanks,
>
>         -Shiv
>
>
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>
>

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