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From Steve Robenalt <sroben...@highwire.org>
Subject Re: Failed attempt to delete topic
Date Thu, 03 Dec 2015 23:56:14 GMT
Hi Rakesh,

Topic deletion didn't really work properly until 0.8.2. Here's a
stackoverflow link that summarizes how to work around this limitation:

http://stackoverflow.com/questions/24287900/delete-topic-in-kafka-0-8-1-1

HTH,
Steve

On Thu, Dec 3, 2015 at 3:33 PM, Mayuresh Gharat <gharatmayuresh15@gmail.com>
wrote:

> Can you paste some logs from the controller, when you deleted the topic?
>
> Thanks,
>
> Mayuresh
>
> On Thu, Dec 3, 2015 at 2:30 PM, Rakesh Vidyadharan <
> rvidyadharan@gracenote.com> wrote:
>
> > Hello,
> >
> > We are on an older kafka (0.8.1) version.  While a number of consumers
> > were running, we attempted to delete a few topics using the
> kafka-topics.sh
> > file (basically want to remove all messages in that topic and restart,
> > since our entities went through some incompatible changes).  We noticed
> > logs saying the topic has been queued for deletion.  After stopping all
> > processes accessing kafka, we restarted kafka and then our processes.
> The
> > old topics do not seem to have been deleted (I can still see the log
> > directories corresponding to the topics), and none of the clients are
> able
> > to either publish or read to the topics that we attempted to delete.
> > Attempting to read gives us the following type of error:
> >
> > Attempting to access an invalid KafkaTopic ( are you operating on a
> closed
> > KafkaTopic ?)
> >
> > Attempting to publish gives us a more general type of error:
> >
> > kafka.common.FailedToSendMessageException: Failed to send messages after
> 3
> > tries.
> > at
> >
> kafka.producer.async.DefaultEventHandler.handle(DefaultEventHandler.scala:90)
> > at kafka.producer.Producer.send(Producer.scala:76)
> >
> > How can be get around this issue and start using the topics that we tried
> > to clean up?  There may have been better ways to achieve what we wanted,
> if
> > so please suggest recommendations as well.
> >
> > Thanks
> > Rakesh
> >
> >
>
>
> --
> -Regards,
> Mayuresh R. Gharat
> (862) 250-7125
>



-- 
Steve Robenalt
Software Architect
srobenalt@highwire.org <bzavon@highwire.org>
(office/cell): 916-505-1785

HighWire Press, Inc.
425 Broadway St, Redwood City, CA 94063
www.highwire.org

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