Please see: https://issues.apache.org/jira/browse/APEXCORE-380 https://github.com/apache/incubator-apex-core/pull/271
On Thu, Mar 24, 2016 at 12:27 PM, Sandesh Hegde <[email protected]> wrote: > Hello Team, > > The attributes SPIN_MILLIS is the amount of time the input operator sleeps > while there are no inputs to process and it's default value is 10ms. > > Recently while I was doing performance experiments, reducing the > SPIN_MILLIS to 1ms increased the number of tuples processed by the input > operator. Instead of manually adjusting the SPIN_MILLIS for best > performance, how about changing it based on the heuristic? > > Here is the idea > After sleeping for SPIN_MILLIS, if tuples are found reduce the SPIN_MILLIS > otherwise increase the SPIN_MILLIS. > > Let me know your thoughts. > > Thanks > Sandesh >
