Are you logging GC activity on the zk jvm? We had a lot of zk gc problems before we got more scientific about our jvm settings (I think we added some notes on the operations page).
-Jay On Thu, Oct 11, 2012 at 7:48 AM, Guy Doulberg <[email protected]>wrote: > Hi guys, > > I am trying to understand a phenomena I am having in my cluster, > > My cluster consist of 3 zookeeprs (that are in the same machines as the > brokers) > > Sometimes the zookeeprs freezes, which means, I cann't use new consumers, > and I can't browse the znode using zookeeper browser. > > It disappears after a while, without doing anything pro-actively. > > A consumer that was already running is working alright - I guess since the > zookeeper are not available the consumer doesn't report offsets. > > > in my connection string I put all the 3 zookeeper instances. > > > Have it ever happened to one of you? > > Thanks, > > Guy Doulberg > Data Infrastructure engineer > Conduit > > >
