> I think ZooKeeper can handle thousands of updates, I meant "thousands of updates per second".
Thanks, - Tsuyoshi On Fri, Feb 13, 2015 at 3:59 PM, Tsuyoshi Ozawa <oz...@apache.org> wrote: > Hi Suma, > > I think ZooKeeper can handle thousands of updates, so thousands of > jobs can be "launched" at the same time. > More jobs can be running at the same time since the number of updates > against ZooKeeper is less than the number of jobs. Please free to ask > us if you face the scalability or performance issue when you test. We > can tackle the issue. > > Thanks, > - Tsuyoshi > > On Wed, Feb 11, 2015 at 6:08 PM, Suma Shivaprasad > <sumasai.shivapra...@gmail.com> wrote: >> Can ZKStateStore scale for large clusters. Any idea on the number of >> concurrent jobs that can be supported on top of these ? >> >> Thanks >> Suma >> >> On Wed, Feb 11, 2015 at 1:45 PM, Karthik Kambatla <ka...@cloudera.com> >> wrote: >>> >>> We recommend ZK-store, particularly if you plan to deploy multiple >>> ResourceManagers with failover. ZK-store ensures a single RM has write >>> access and thus is better protected against split-brain cases where both RMs >>> think they are active. >>> >>> On Tue, Feb 10, 2015 at 9:59 PM, Suma Shivaprasad >>> <sumasai.shivapra...@gmail.com> wrote: >>>> >>>> We are planning to deploy Hadoop 2.6.0 with a default configuration to >>>> cache 10000 entries in the state store. With a workload of 150-250 >>>> concurrent applications at any time , which state store is better to use >>>> and for what reasons ? >>>> >>>> Thanks >>>> Suma >>> >>> >>> >>> >>> -- >>> Karthik Kambatla >>> Software Engineer, Cloudera Inc. >>> -------------------------------------------- >>> http://five.sentenc.es >>> >>
