Re: Multi tenant Kafka with tens of thousands of topics

2014-03-21 Thread Neelesh
Thanks Todd. That's the current thinking. We use multiple clusters in a single data center for solr to avoid a similar problem - number of collections per cluster in solr's case. Your numbers are encouraging. I will go ahead with this design for now. Thanks! Neelesh On Mar 21, 2014 6:42 AM, "To

Re: Multi tenant Kafka with tens of thousands of topics

2014-03-21 Thread Todd Palino
Filehandles can definitely be a concern here, but you can mitigate it to some extent by adding more brokers to the cluster. The number of open file handles is going to be driven in large part by the number of log files on disk. This, in turn, is governed by the number of partitions and how many fil

Multi tenant Kafka with tens of thousands of topics

2014-03-20 Thread Neelesh
Hi, We are prototyping kafka + storm for our stream processing / event processing needs. One of the issues we face is a huge influx of stream data from one of our customers. If we have a single topic for this stream for all customers, other customers who are behind the big customer stream would