Sorry for this abrupt question. I should have learnt about Trident before 
asking.


> On Aug 14, 2015, at 14:59, 王立 <[email protected]> wrote:
> 
> Hi all, 
> 
> I have a question regarding to the fault tolerance mechanism in storm. 
> 
> I believe the key idea behind fault tolerance mechanism is the statelessness 
> of Nimbus and Supervisors, i.e., storing the state on zookeepers, such that 
> the failure on Nimbus and Supervisors does not result in state loss and they 
> can be restarted as nothing happened.
> 
> My question is: does this means the user has to ensure their spouts and bolts 
> to be stateless, in order to guarantee fault tolerance?
> 
> Any comment will be highly appreciated! Thanks.
> 
> Regards,
> Li
> 

Reply via email to