Has no one faced this issue? Thanks Kashyap On Jun 21, 2015 14:57, "Kashyap Mhaisekar" <[email protected]> wrote:
> Hi, > I have a topology like the below - > A (Spout) ->(Emits a number say 1000) -> B (bolt) [Receives this number > and divides this into 10 emits of 100 each) -> C (bolt) [Recieves these > emits and divides this to 10 emits of 10 numbers) -> D (bolt) [Does some > computation on the number and emits one message] -> E (bolt) [Aggregates > all the data and confirms if all the 1000 messages are processed) > > Every bolt takes under 3 msec to complete and as a result, I estimated > that the end to end processing for 1000 takes not more than 50 msec > including any latencies. But what I noticed is that its takes close to 200 > msec and the Emit from a spout/bolt and getting it to bolt takes close to 6 > ms on a an average. I am not able to figure out why it takes so much time > to come between a spout/bolt to next bolt. I understand that the spout/bolt > buffers the data into a queue and then the subsequent bolt consumes from > there. > > Any pointers on this will help. > > Thanks > Kashyap >
