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<p class="MsoNormal"><span lang="EN-US" style="font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D">Hi, Andy<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D">I found that OSA use keepalived to resolve controller HA, but whether the keepalived support compute HA? What shoud I do or which file I need to
config if I want to resolve compute HA?<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D">And there are some solutions for compute HA in this web:
<a href="http://aspiers.github.io/openstack-summit-2016-austin-compute-ha/">http://aspiers.github.io/openstack-summit-2016-austin-compute-ha/</a> . Would the OSA use pacemaker or some other solutions to support compute HA?<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal" style="text-align:justify;text-justify:inter-ideograph"><span lang="EN-US" style="font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal" style="text-align:justify;text-justify:inter-ideograph"><span lang="EN-US" style="font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal" style="text-align:justify;text-justify:inter-ideograph"><span lang="EN-US" style="font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal" style="text-align:justify;text-justify:inter-ideograph"><span lang="EN-US" style="font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D">Best Regards!<o:p></o:p></span></p>
<p class="MsoNormal" style="text-align:justify;text-justify:inter-ideograph"><span lang="EN-US" style="font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D">Maxwell Li<o:p></o:p></span></p>
<p class="MsoNormal" style="text-align:justify;text-justify:inter-ideograph"><span lang="EN-US" style="font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D"><a href="maxwelli.com"><span style="color:#0563C1">maxwelli.com</span></a><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><b><span style="font-size:11.0pt;font-family:"微软雅黑","sans-serif"">发件人<span lang="EN-US">:</span></span></b><span lang="EN-US" style="font-size:11.0pt;font-family:"微软雅黑","sans-serif""> Andy McCrae [mailto:andy.mccrae@gmail.com]
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</span><b><span style="font-size:11.0pt;font-family:"微软雅黑","sans-serif"">发送时间<span lang="EN-US">:</span></span></b><span lang="EN-US" style="font-size:11.0pt;font-family:"微软雅黑","sans-serif""> 2017</span><span style="font-size:11.0pt;font-family:"微软雅黑","sans-serif"">年<span lang="EN-US">4</span>月<span lang="EN-US">26</span>日<span lang="EN-US">
17:13<br>
</span><b>收件人<span lang="EN-US">:</span></b><span lang="EN-US"> OpenStack Development Mailing List (not for usage questions)<br>
</span><b>抄送<span lang="EN-US">:</span></b><span lang="EN-US"> openstack@lists.openstack.org; openstack-ops@lists.openstack.org<br>
</span><b>主题<span lang="EN-US">:</span></b><span lang="EN-US"> Re: [Openstack] [openstack-dev] OpenStack-Ansible HA solution<o:p></o:p></span></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
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<p class="MsoNormal"><span lang="EN-US">Hi Maxwell,<o:p></o:p></span></p>
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<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span lang="EN-US" style="font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D"> </span><span lang="EN-US"><o:p></o:p></span></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span lang="EN-US" style="font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D">I have some questions about OSA project.</span><span lang="EN-US"><o:p></o:p></span></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span lang="EN-US" style="font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D"> </span><span lang="EN-US"><o:p></o:p></span></p>
<p class="gmail-m1058311486942577640msolistparagraph" style="margin-left:18.0pt;text-align:justify;text-justify:inter-ideograph">
<span lang="EN-US" style="font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D">1.</span><span lang="EN-US" style="font-size:7.0pt;font-family:"Times New Roman","serif";color:#1F497D">
</span><span lang="EN-US" style="font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D">OSA can install haproxy, but I can not found any other HA solution in openstack-ansible-haproxy_server, like keepalived or pacemarker. So how to making HAproxy
high-available?</span><span lang="EN-US"><o:p></o:p></span></p>
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<p class="MsoNormal"><span lang="EN-US">Take a look at: <a href="https://docs.openstack.org/developer/openstack-ansible-haproxy_server/configure-haproxy.html#making-haproxy-highly-available">https://docs.openstack.org/developer/openstack-ansible-haproxy_server/configure-haproxy.html#making-haproxy-highly-available</a>
that will give you some direction on how to set that up!<o:p></o:p></span></p>
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<span lang="EN-US" style="font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D">2.</span><span lang="EN-US" style="font-size:7.0pt;font-family:"Times New Roman","serif";color:#1F497D">
</span><span lang="EN-US" style="font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497D">Could OSA support compute node high available? If my compute node down, could the instance on this node move to other nodes?</span><span lang="EN-US"><o:p></o:p></span></p>
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<p class="MsoNormal"><span lang="EN-US">This wouldn't specifically be OSA as such - the configuration side of it could be set up by OSA, such as configuration options, shared storage required. However the automatic evacuation of instances, or migration of instances
wouldn't be handled by OSA or anything that OSA deploys.<o:p></o:p></span></p>
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<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
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<p class="MsoNormal"><span lang="EN-US">I hope that helps! If you have any more questions, or need further help getting set up with OSA feel free to drop by the #openstack-ansible channel on Freenode IRC.<o:p></o:p></span></p>
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<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
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<p class="MsoNormal"><span lang="EN-US">Thanks!<o:p></o:p></span></p>
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<p class="MsoNormal"><span lang="EN-US">Andy<o:p></o:p></span></p>
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