<div style="line-height:1.7;color:#000000;font-size:14px;font-family:arial"><pre>help：How to update openstack from E to G online</pre><pre>I want to update openstack from E  to G online, including to update mysql , without affect to vm running.</pre></div><br><br><span title="neteasefooter"><span id="netease_mail_footer"><span title="neteasefooter"><span id="netease_mail_footer"><a href="#" target="_blank"></a></span></span>
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