ZooKeeper keeps state, so you can't just relaunch it. You need to run at least 3 ZooKeeper servers to survive the loss of one of the ZooKeeper servers.
-Joey On Fri, Sep 2, 2011 at 6:47 PM, Honglin Li <[email protected]> wrote: > Hi, all, > > > > If I have a two-node HBase deployed with a one-node zookeeper, if the node > with the zookeeper goes down, can I just relaunch Hadoop, HBase with new > zookeeper on the 2nd node itself to continue the service? > > > > The real question is: is there persistent data in the old zookeeper that is > needed for the relaunch? Or the 2nd node can just relaunch with a brand new > zookeeper with no data? > > > > Thanks, > > > > Honglin > -- Joseph Echeverria Cloudera, Inc. 443.305.9434
