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Kafka >> mail # user >> Re: delete a topic


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Neha Narkhede 2013-08-22, 17:57
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Jay Kreps 2013-08-22, 18:15
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Vadim Keylis 2013-08-22, 18:41
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Neha Narkhede 2013-08-22, 19:25
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Neha Narkhede 2013-08-22, 19:30
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Vadim Keylis 2013-08-22, 20:02
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Neha Narkhede 2013-08-22, 21:00
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Re: delete a topic
You can either try using rmr on zookeeper client 3.4.x (./zkCli.sh rmr
 /node) or write your own script that does a recursive delete -
https://issues.apache.org/jira/browse/ZOOKEEPER-729

Thanks,
Neha
On Fri, Aug 23, 2013 at 10:52 AM, Yu, Libo <[EMAIL PROTECTED]> wrote:

> I will give it a try. I know how to delete log files. But to delete the
> zookeeper data,
> do I only need to run the delete script?
>
> Regards,
>
> Libo
>
>
> -----Original Message-----
> From: Neha Narkhede [mailto:[EMAIL PROTECTED]]
> Sent: Friday, August 23, 2013 1:43 PM
> To: [EMAIL PROTECTED]
> Subject: Re: delete a topic
>
> Without the proper functionality of delete topic, I'm not sure if deleting
> the zookeeper and kafka data just for that topic is enough or not. On the
> surface, this approach seems sufficient, but I'm not sure of all the
> consequences of doing that. Also, remember to bounce the entire cluster
> once you've deleted the zookeeper and kafka data for the topic in question.
>
> Can you give it a try and let us know how it went?
>
> Thanks,
> Neha
>
>
> On Fri, Aug 23, 2013 at 10:15 AM, Yu, Libo <[EMAIL PROTECTED]> wrote:
>
> > Hi Neha,
> >
> > One more questions. Assume I want to delete a topic. When you say
> > deleting zookeeper data and kafka data, do you mean deleting zookeeper
> > data and kafka data for ALL the topics or only for that particular
> > topic?
> >
> >
> > Regards,
> >
> > Libo
> >
> >
> > -----Original Message-----
> > From: Neha Narkhede [mailto:[EMAIL PROTECTED]]
> > Sent: Friday, August 23, 2013 11:33 AM
> > To: [EMAIL PROTECTED]
> > Subject: Re: delete a topic
> >
> > By that, I meant bringing down all brokers, deleting zookeeper data
> > and kafka data and restarting the brokers. I suspect attempting a
> > delete topic might have caused something bad to happen on the ISR
> > side. It will be great if you can start clean and then see if the ISR is
> still an issue.
> >
> > Also, I filed a bug to include a tool that makes it easy to check the
> > replica lag and progress, while troubleshooting ISR membership issues
> > -
> > https://issues.apache.org/jira/browse/KAFKA-1021
> >
> > Thanks,
> > Neha
> >
> >
> > On Fri, Aug 23, 2013 at 6:34 AM, Yu, Libo <[EMAIL PROTECTED]> wrote:
> >
> > > Hi Neha,
> > >
> > > "Wipe out the cluster" Do you mean you uninstall the cluster and
> > > reinstall it?
> > > Or you just delete all kafka data and zookeeper data for the cluster?
> > > This is not a blocking issue for us. Our blocking issue is that some
> > > broker will fall out of ISR and never get back to it. We have
> > > observed that from more that one clusters. I am not sure if it is
> > > related to the deleting issue.
> > >
> > > Regards,
> > >
> > > Libo
> > >
> > >
> > > -----Original Message-----
> > > From: Neha Narkhede [mailto:[EMAIL PROTECTED]]
> > > Sent: Thursday, August 22, 2013 5:01 PM
> > > To: [EMAIL PROTECTED]
> > > Subject: Re: delete a topic
> > >
> > > In production, we are not deleting topics yet. In test environments,
> > > if we have to delete topics, we wipe out the cluster. If this is a
> > > feature that most users are blocked on, I think it makes sense to
> > > prioritize https://issues.apache.org/jira/browse/KAFKA-330.
> > >
> > > Thanks,
> > > Neha
> > >
> > >
> > > On Thu, Aug 22, 2013 at 1:01 PM, Vadim Keylis
> > > <[EMAIL PROTECTED]>
> > > wrote:
> > >
> > > > How do you guys delete a topic if such need arise?
> > > >
> > > >
> > > > On Thu, Aug 22, 2013 at 12:29 PM, Neha Narkhede
> > > > <[EMAIL PROTECTED]
> > > > >wrote:
> > > >
> > > > > I mentioned this in a different thread. I think the
> > > > 0.8.0-beta1-candidate1
> > > > > includes the script, but we have removed it later. I think when
> > > > > we
> > > > publish
> > > > > 0.8-final, this should be resolved.
> > > > >
> > > > > Thanks,
> > > > > Neha
> > > > >
> > > > >
> > > > > On Thu, Aug 22, 2013 at 12:24 PM, Neha Narkhede
> > > > > <[EMAIL PROTECTED]
> > > > > >wrote:
> > > >
 
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Jay Kreps 2013-08-23, 21:29
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Andrew Otto 2013-08-23, 21:57
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Neha Narkhede 2013-08-23, 17:43
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Neha Narkhede 2013-08-23, 15:33
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Vadim Keylis 2013-08-24, 03:00
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Jun Rao 2013-08-24, 04:16