<div dir="ltr"><br><div class="gmail_extra"><br><br><div class="gmail_quote">On Tue, May 27, 2014 at 8:13 PM, Mike Spreitzer <span dir="ltr"><<a href="mailto:mspreitz@us.ibm.com" target="_blank">mspreitz@us.ibm.com</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><tt><font>Joe Gordon <<a href="mailto:joe.gordon0@gmail.com" target="_blank">joe.gordon0@gmail.com</a>> wrote on 05/27/2014
07:31:16 PM:<br>
<br>
> From: Joe Gordon <<a href="mailto:joe.gordon0@gmail.com" target="_blank">joe.gordon0@gmail.com</a>></font></tt>
<br><div class=""><tt><font>> To: "OpenStack Development Mailing List
(not for usage questions)" <br>
> <<a href="mailto:openstack-dev@lists.openstack.org" target="_blank">openstack-dev@lists.openstack.org</a>>, </font></tt>
<br></div><tt><font>> Date: 05/27/2014 07:32 PM</font></tt>
<br><div class=""><tt><font>> Subject: Re: [openstack-dev] [neutron] Supporting
retries in neutronclient</font></tt>
<br><tt><font>> <br>
> <br>
</font></tt>
<br></div><div class=""><tt><font>> On Tue, May 27, 2014 at 1:51 PM, Eugene Nikanorov
<<a href="mailto:enikanorov@mirantis.com" target="_blank">enikanorov@mirantis.com</a><br>
> > wrote:</font></tt>
<br><tt><font>> In fact, nova should be careful about changing
number of retries for<br>
> neutron client.</font></tt>
<br><tt><font>> It's known that under significant load (people
test serial VM <br>
> creation) neutron client may timeout on POST operation which does
<br>
> port creation; retrying this again leads to multiple fixed IPs <br>
> assigned to a VM</font></tt>
<br><tt><font>> <br>
> This sounds like a bug in nova, nova should be able to handle <br>
> intermittent service timeouts without doing the wrong thing.</font></tt>
<br>
<br></div><tt><font>It's just one of many bugs that are unavoidable consequences
of APIs that do not support idempotent usage.</font></tt>
<br></blockquote><div><br></div><div>++</div><div> </div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><br>_______________________________________________<br>
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