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    <div class="moz-cite-prefix">On 10/26/2012 10:52 AM, Dolph Mathews
      wrote:<br>
    </div>
    <blockquote
cite="mid:CAC=h7gUPmsgFBfx7aiZHjCJ5xWYt0M6F+Lb4tKVYSM4ey03HjA@mail.gmail.com"
      type="cite">Pending feedback from Adam and a bug report, here's a
      potential fix: <a moz-do-not-send="true"
        href="https://review.openstack.org/#/c/14865/">https://review.openstack.org/#/c/14865/</a><br
        clear="all">
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    <br>
    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.<br>
    <br>
    Please file this as a bug.  <br>
    <br>
    <br>
    <blockquote
cite="mid:CAC=h7gUPmsgFBfx7aiZHjCJ5xWYt0M6F+Lb4tKVYSM4ey03HjA@mail.gmail.com"
      type="cite">
      <div><br>
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      -Dolph<br>
      <br>
      <br>
      <div class="gmail_quote">On Thu, Oct 25, 2012 at 7:49 PM, Dolph
        Mathews <span dir="ltr"><<a moz-do-not-send="true"
            href="mailto:dolph.mathews@gmail.com" target="_blank">dolph.mathews@gmail.com</a>></span>
        wrote:<br>
        <blockquote class="gmail_quote" style="margin:0 0 0
          .8ex;border-left:1px #ccc solid;padding-left:1ex">
          <div>Any details on what file is being read twice? (I doubt
            this is a quantum issue -- more likely to be keystone)</div>
          <div><br>
          </div>
          <div>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?<span class="HOEnZb"><font color="#888888"><br
                  clear="all">
                <div><br>
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                -Dolph<br>
                <br>
                <br>
              </font></span>
            <div class="gmail_quote">
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                <div class="h5">On Thu, Oct 25, 2012 at 5:16 PM, Shiv
                  Haris <span dir="ltr"><<a moz-do-not-send="true"
                      href="mailto:sharis@brocade.com" target="_blank">sharis@brocade.com</a>></span>
                  wrote:<br>
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                .8ex;border-left:1px #ccc solid;padding-left:1ex">
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                        <p class="MsoNormal">Hi Quantum team,</p>
                        <p class="MsoNormal"> </p>
                        <p class="MsoNormal">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.</p>
                        <p class="MsoNormal"> </p>
                        <p class="MsoNormal">Any ideas?</p>
                        <p class="MsoNormal"> </p>
                        <p class="MsoNormal">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)</p>
                        <p class="MsoNormal"> </p>
                        <p class="MsoNormal">Thanks,</p>
                        <p class="MsoNormal">-Shiv</p>
                        <p class="MsoNormal"> </p>
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