<div dir="ltr"><div><div><div>Hi<br></div>Which version of Kafka do you use?<br></div>BR<br></div>Simon<br></div><div class="gmail_extra"><br><div class="gmail_quote">On Thu, Aug 11, 2016 at 10:13 AM, Raghunath D <span dir="ltr"><<a href="mailto:raghunath.d@tcs.com" target="_blank">raghunath.d@tcs.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><font face="sans-serif" size="2">Hi ,</font>
<br>
<br><font face="sans-serif" size="2"> We are injecting events to our
custom plugin in ceilometer.</font>
<br><font face="sans-serif" size="2"> The ceilometer pipeline.yaml
is configured to publish these events over kafka and udp, consuming
these samples using kafka and udp clients.</font>
<br>
<br><font face="sans-serif" size="2"><b> KAFKA publisher:</b></font>
<br><font face="sans-serif" size="2"><b> -----------------------</b></font>
<br><font face="sans-serif" size="2"> When the events are sent continously
,we can see duplicate msg's are recevied in kafka client.</font>
<br><font face="sans-serif" size="2"> From the log it seems ceilometer
kafka publisher is failed to send msg's,but still these msgs </font>
<br><font face="sans-serif" size="2"> are received by kafka server.So
when kafka resends these failed msgs we can see duplicate msg's</font>
<br><font face="sans-serif" size="2"> received in kafka client.</font>
<br><font face="sans-serif" size="2"> Please find the attached log
for reference.</font>
<br><font face="sans-serif" size="2"> Is this know issue ?</font>
<br><font face="sans-serif" size="2"> Is their any workaround for this
issue ?</font>
<br>
<br><font face="sans-serif" size="2"> <b><u> UDP publisher:</u></b></font>
<br><font face="sans-serif" size="2"> No duplicate msg's issue
seen here and it is working as expected.</font>
<br>
<br><font face="sans-serif" size="2"> </font>
<br>
<br><font face="sans-serif" size="2">With Best Regards<br>
Raghunath Dudyala<br>
Tata Consultancy Services Limited<br>
Mailto: <a href="mailto:raghunath.d@tcs.com" target="_blank">raghunath.d@tcs.com</a><br>
Website: </font><a href="http://www.tcs.com/" target="_blank"><font face="sans-serif" size="2">http://www.tcs.com</font></a><font face="sans-serif" size="2"><br>
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