Maybe due to queueing at the leader in asynchronous mode - if in your experiment you have one client in sync mode the leader has just one op in the queue at a time On Oct 23, 2014 1:57 PM, "Ibrahim" <[email protected]> wrote:
> Hi folks, > > I am testing ZooKeeper latency in Asynchronous mode. I am sending update > (write) requests to Zookeeper cluster that consists of 5 physical > Zookeeper. > > So, when I run the stat command I get high latency like: > Latency min/avg/max: 7/339/392 > Latency min/avg/max: 1/371/627 > Latency min/avg/max: 1/371/627 > Latency min/avg/max: 1/364/674 > I guess such high latency correspond to fsync (batch requests). But I wish > if someone could help me and explain this behaviour. > > However, testing Zookeeper using Synchronous mode, it gives me reasonable > result like: > Latency min/avg/max: 6/24/55 > Latency min/avg/max: 7/22/61 > Latency min/avg/max: 7/30/65 > > Note that the latency measures in milliseconds. > > I look forward to hearing from you. > > Ibrahim > > > > > > > > -- > View this message in context: > http://zookeeper-user.578899.n2.nabble.com/Latency-in-asynchronous-mode-tp7580446.html > Sent from the zookeeper-user mailing list archive at Nabble.com. >
