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From Apoorva Gaurav <apoorvagau...@gmail.com>
Subject Re: Transferring events across data centers
Date Mon, 04 Feb 2013 17:29:37 GMT
Thanks Jun. Is there any parameter exposed through .properties files? I can
see socket.send.buffer, socket.receive.buffer and max.socket.request.bytes
in broker properties files but nothing in producers'.

On Mon, Feb 4, 2013 at 10:05 PM, Jun Rao <junrao@gmail.com> wrote:

> It's probably fine to have a remote producer too. You will need to do the
> same socket buffer tuning on the producer side to amortize the long network
> delay.
>
> Thanks,
>
> Jun
>
> On Sun, Feb 3, 2013 at 10:01 PM, Apoorva Gaurav <apoorvagaurav@gmail.com
> >wrote:
>
> > Thanks Jun.
> >
> > So we'll have to maintain Zookeepers and Brokers in both the DCs while
> > Producers can be in DC1 and Consumers can be in target DC2.
> >
> > Are there any issues if we keep only Producer in DC1 talking
> > to Zookeepers and Brokers in DC2. I've been able to achieve this by
> making
> > a "hostname" entry in Broker properties which will have internal IP in
> DC2
> > and public IP in DC1.
> >
> > On Mon, Feb 4, 2013 at 10:55 AM, Jun Rao <junrao@gmail.com> wrote:
> >
> > > Apoorva,
> > >
> > > Kafka replication in 0.8 is designed for a Kafka cluster within the
> same
> > > DC. The following wiki describes cross DC mirroring using the tool
> > > MirrorMaker and how to optimize the throughput for long network
> latency.
> > >
> > > https://cwiki.apache.org/KAFKA/kafka-mirroring-mirrormaker.html
> > >
> > > Thanks,
> > >
> > > Jun
> > >
> > > On Fri, Feb 1, 2013 at 6:47 PM, Apoorva Gaurav <
> apoorvagaurav@gmail.com
> > > >wrote:
> > >
> > > > Hello All,
> > > >
> > > > We are working on Kafka based event collection system. This needs to
> > > gather
> > > > events from across data centers. Lets say all the events will be
> > produced
> > > > in DC1 while kafka brokers and consumers are lying in DC2. Round trip
> > > > between DC1 and DC2 can be around ~80 ms. Number of events should be
> > > around
> > > > ~50 million a day, peak being ~5K events a day, data volume ~100GB a
> > day,
> > > > peak being ~10MB a day. What is the best way to do it.
> > > >
> > > > --- Is keeping the producer is DC1 sending events to DC2 a good idea.
> > > > --- Should my ZK quorum lie only in DC2 or should it spawn across
> both
> > > DC1
> > > > and DC2.
> > > > --- Will this problem be solved easily in version .8.0 through broker
> > > > replication by keeping brokers in both DC1 and DC2.
> > > >
> > > > --
> > > > Thanks & Regards,
> > > > Apoorvave
> > > >
> > >
> >
> >
> >
> > --
> > Thanks & Regards,
> > Apoorva
> >
>



-- 
Thanks & Regards,
Apoorva

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