Lars,<div><br></div><div>I think it's possible if you set <span style="font-family:Verdana,Geneva,sans-serif;font-size:13px">glance_api_servers</span> option in nova.conf on each compute node to something like:</div><div>

<br></div><div><span style="font-family:Verdana,Geneva,sans-serif;font-size:13px">glance_api_servers</span> = localhost:9292</div><div><br></div><div>You don't have to run glance-registry service in every compute node. Just make sure that glance-registry host configured properly in glance-api.conf files on all compute nodes.</div>

<div><br></div><div>--</div><div>Best regards,</div><div>Oleg Gelbukh</div><div>Mirantis Inc</div><div><br><div class="gmail_quote">On Thu, Aug 16, 2012 at 10:42 PM, Lars Kellogg-Stedman <span dir="ltr"><<a href="mailto:lars@seas.harvard.edu" target="_blank">lars@seas.harvard.edu</a>></span> wrote:<br>

<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">Assuming some sort of shared filesystem, can I run multiple glance<br>
indexes in order to distribute the i/o load across multiple systems?<br>
Do I need to run both the registry and API service in each location?<br>
<br>
We're running with an NFS-backed data store, and it seems that we<br>
could eliminate some network i/o if we were to have each compute note<br>
run the glance service locally (but all managing the same directory).<br>
<br>
Does this make any sense?<br>
<span class="HOEnZb"><font color="#888888"><br>
--<br>
Lars Kellogg-Stedman <<a href="mailto:lars@seas.harvard.edu">lars@seas.harvard.edu</a>>       |<br>
Senior Technologist                                | <a href="http://ac.seas.harvard.edu/" target="_blank">http://ac.seas.harvard.edu/</a><br>
Academic Computing                                 | <a href="http://code.seas.harvard.edu/" target="_blank">http://code.seas.harvard.edu/</a><br>
Harvard School of Engineering and Applied Sciences |<br>
<br>
<br>
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</font></span></blockquote></div><br></div>