Re: ZooKeeper ensemble behind load balancer

2012-12-30 Thread Marcin Rzewucki
Right, that's a good idea. Thanks! On 30 December 2012 17:41, Aloke Ghoshal wrote: > Hi Marcin, > > Since you are thinking of this in the context of Amazon, I would suggest > taking a different route. Assign an Elastic IP (EIP) to each EC2 instance > running the ZK node & use the EIP in Solr. Th

Re: ZooKeeper ensemble behind load balancer

2012-12-30 Thread Aloke Ghoshal
Hi Marcin, Since you are thinking of this in the context of Amazon, I would suggest taking a different route. Assign an Elastic IP (EIP) to each EC2 instance running the ZK node & use the EIP in Solr. This way you could easily map the EIP to a new EC2 instance subsequently, if required, and the ch

Re: ZooKeeper ensemble behind load balancer

2012-12-30 Thread Marcin Rzewucki
Hi, Thanks for your replies. I don't change ZK hosts a lot of times. I'm using Amazon platform and if a ZK host is not available I will start new EC2 instance and will have to plug it to Solr configuration (restart required). In case of load balancer this would be much easier (no need to restart so

Re: ZooKeeper ensemble behind load balancer

2012-12-29 Thread Anirudha Jadhav
A zookeeper ensemble should be a fairly reliable, large enough no.of machines(3+ typically 5,7,9) for a quorum. So adding a load balancer on top will just add a hop and decrease performance, and also add a failure point in the system. that being said there needs to be a way to provide solr with a

Re: ZooKeeper ensemble behind load balancer

2012-12-29 Thread Upayavira
I would suggest asking this on the zookeeper user list. And let us know here what you find out, I'd be interested. Note, zookeeper, as I understand it, uses its own protocol, so to some reasonable extent it probablmy depends on yr load balancer. Also, as I understand it, zookeeper maintains activ