Home | About | Sematext search-lucene.com search-hadoop.com
 Search Hadoop and all its subprojects:

Switch to Threaded View
Kafka >> mail # dev >> Re: Get all the partion details from zookeeper for a topic


Copy link to this message
-
Re: Get all the partion details from zookeeper for a topic
I didn't check before I typed. I was referring to readData().

Thanks,
Neha
On Tue, Mar 5, 2013 at 11:04 PM, sourabh chaki <[EMAIL PROTECTED]>wrote:

> Hi Neha,
> I am using zkclient version 0.1. I dont see any method "getData" in
> zkclient. Please let me know which version should I use.
>
> Thanks
> Sourabh
>
>
> On Tue, Mar 5, 2013 at 10:01 PM, Neha Narkhede <[EMAIL PROTECTED]
> >wrote:
>
> > The problem is that you need to invoke getData, not getChildren on this
> > path - /brokers/topics/test-topic/1. That will return the # of partitions
> > on this broker, which is 1.
> >
> > Thanks,
> > Neha
> >
> >
> > On Tue, Mar 5, 2013 at 6:48 AM, sourabh chaki <[EMAIL PROTECTED]
> > >wrote:
> >
> > > Hi Neha,
> > >
> > > Thanks for your reply.
> > >
> > > ZkClient zk = new ZkClient(serverstring );
> > > List<String> partitions =
> zk.getChildren("/brokers/topics/test-topic/1");
> > > // my topic = test-topic, broker id = 1
> > >
> > > This broker is associated with partition 0. So I am expecting output
> > should
> > > be [0] but I am getting empty response [].
> > >
> > > Is there anything wrong in the way I am calling it?
> > > Please help.
> > >
> > > Thanks
> > > Sourabh
> > >
> > >
> > > On Wed, Feb 27, 2013 at 11:22 PM, Neha Narkhede <
> [EMAIL PROTECTED]
> > > >wrote:
> > >
> > > > Sourabh,
> > > >
> > > > In 0.7, you can use zkclient or the zookeeper client library to query
> > the
> > > > following zookeeper path to get a number of partitions for a topic -
> > > >
> > > > get /brokers/topics/[topic]/[broker-id]
> > > >
> > > > This will give you # of partitions/broker, you can then add up this
> > value
> > > > across all brokers.
> > > >
> > > > Thanks,
> > > > Neha
> > > >
> > > >
> > > > On Wed, Feb 27, 2013 at 4:32 AM, sourabh chaki <
> > [EMAIL PROTECTED]
> > > > >wrote:
> > > >
> > > > > Hi All,
> > > > >
> > > > > I am using zookeeper based connector to get data from Kafka Server.
> > Is
> > > > > there any way to get all the partitions from zookeeper for a given
> > > topic?
> > > > >
> > > > > I need do do that through java code.
> > > > >
> > > > > Please help!!!
> > > > >
> > > > > Thanks.
> > > > >
> > > >
> > >
> >
>