<div dir="ltr"><div><font><span style="font-family:arial,helvetica,sans-serif">Thank you for clarifying it.<br><br></span></font></div><font><span style="font-family:arial,helvetica,sans-serif">But in my SLES environment, following the suse install guide:<br>
</span></font><pre class=""><font><span style="font-family:arial,helvetica,sans-serif"># openstack-config --set /etc/nova/nova.conf DEFAULT notification_driver nova.openstack.common.notifier.rpc_notifier
# openstack-config --set /etc/nova/nova.conf DEFAULT notification_driver ceilometer.compute.nova_driver<br><br></span></font></pre><pre class=""><span style="font-family:arial,helvetica,sans-serif"><font>the</font> </span><span style="font-family:arial,helvetica,sans-serif"><span style="text-indent:0px;letter-spacing:normal;font-variant:normal;text-align:left;font-style:normal;display:inline!important;font-weight:normal;float:none;line-height:17.3281px;text-transform:none;font-size:13px;white-space:pre-wrap;word-spacing:0px">nova.openstack.common.notifier.rpc_notifier is overwrite by ceilometer.compute.nova_notifier, but ceilometer meter-list still can show instance and instance.flavor. I'm confused.</span></span></pre>
<span style="font-family:arial,helvetica,sans-serif"><br></span><div class="gmail_extra"><span style="font-family:arial,helvetica,sans-serif"><br></span><br><div class="gmail_quote">On Thu, Jan 16, 2014 at 3:49 AM, Doug Hellmann <span dir="ltr"><<a href="mailto:doug.hellmann@dreamhost.com" target="_blank">doug.hellmann@dreamhost.com</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="ltr"><div style="font-size:small"><br></div><div class="gmail_extra"><br><br><div class="gmail_quote">
<div class="im">On Wed, Jan 15, 2014 at 1:32 PM, ZhiQiang Fan <span dir="ltr"><<a href="mailto:aji.zqfan@gmail.com" target="_blank">aji.zqfan@gmail.com</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="ltr"><div><div>Hi,<br><br>When read Ceilometer install guide[1], the mul<span style="font-family:arial,helvetica,sans-serif">ti valued option notification_driver is set to two drivers, My question is that is the first one, which means <span style="text-indent:0px;letter-spacing:normal;font-variant:normal;text-align:left;font-style:normal;display:inline!important;font-weight:normal;float:none;line-height:17.3281px;text-transform:none;font-size:13px;white-space:pre-wrap;word-spacing:0px">nova.openstack.common.notifier.rpc_notifier, necessary? what will happen if it is removed?<br>
</span></span></div></div></div></blockquote><div><br></div></div><div><div style="font-size:small">If the rpc notifier is not configured in nova's settings, then nova will not send notifications to the message bus and ceilometer will not have data to record about nova resources.</div>
<br></div><div class="im"><div> </div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="ltr"><div><div><span style="font-family:arial,helvetica,sans-serif"><span style="text-indent:0px;letter-spacing:normal;font-variant:normal;text-align:left;font-style:normal;display:inline!important;font-weight:normal;float:none;line-height:17.3281px;text-transform:none;font-size:13px;white-space:pre-wrap;word-spacing:0px">Note, it is not configured even in Nova installation, but is set in Ceilometer compute agent configuration part.<br>
</span></span></div></div></div></blockquote><div><br></div></div><div><div style="font-size:small">The rpc notifier isn't required for nova to operate by itself, only for the integration with ceilometer.</div>
<br></div><div><div style="font-size:small">Doug</div><br></div><div> </div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div class="im"><div dir="ltr">
<div>
<div><span style="font-family:arial,helvetica,sans-serif"><span style="text-indent:0px;letter-spacing:normal;font-variant:normal;text-align:left;font-style:normal;display:inline!important;font-weight:normal;float:none;line-height:17.3281px;text-transform:none;font-size:13px;white-space:pre-wrap;word-spacing:0px">
</span></span></div><div><span style="font-family:arial,helvetica,sans-serif"><span style="text-indent:0px;letter-spacing:normal;font-variant:normal;text-align:left;font-style:normal;display:inline!important;font-weight:normal;float:none;line-height:17.3281px;text-transform:none;font-size:13px;white-space:pre-wrap;word-spacing:0px"><br>
</span></span></div><span style="font-family:arial,helvetica,sans-serif"><span style="text-indent:0px;letter-spacing:normal;font-variant:normal;text-align:left;font-style:normal;display:inline!important;font-weight:normal;float:none;line-height:17.3281px;text-transform:none;font-size:13px;white-space:pre-wrap;word-spacing:0px">I already read the link of SystemUsageData[2], </span></span>NotificationSystem[3], but still get no idea.<br>
<br></div>Please help, thanks<br><div><div><div><div><br><a href="http://docs.openstack.org/havana/install-guide/install/apt/content/ceilometer-install-nova.html" target="_blank">[1] http://docs.openstack.org/havana/install-guide/install/apt/content/ceilometer-install-nova.html</a><br>
[2] <a href="https://wiki.openstack.org/wiki/SystemUsageData" target="_blank">https://wiki.openstack.org/wiki/SystemUsageData</a><br>[3] <a href="https://wiki.openstack.org/wiki/NotificationSystem" target="_blank">https://wiki.openstack.org/wiki/NotificationSystem</a><span><font color="#888888"><br>
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