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From Ted Yu <yuzhih...@gmail.com>
Subject Re: zookeeper node count
Date Thu, 25 Jul 2013 13:42:42 GMT
Please take a look at http://hbase.apache.org/book.html#zookeeper

There is section 'How many ZooKeepers should I run?'


On Thu, Jul 25, 2013 at 1:44 AM, Henry Hung <YTHung1@winbond.com> wrote:

> Hi All,
> My understanding is that hbase master node and hadoop name node are the
> single point of failures in the cluster.
> So for Production environment I will have 2 servers configured as Active /
> Passive Cluster with share storage, if the Active server crashed, then
> Passive will take over and bring up the name node / master node.
> Now my only concern is the zookeeper node, right now I intend to run
> single zookeeper node in Active server, and configured it to be able to
> failover to Passive when disaster happens.
> My question is can I always use 1 zookeeper node to handle all clients
> request? Or should I scale it according to how many client that will make
> read/write?
> Best regards,
> Henry
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