[GitHub] [storm] RuiLi8080 opened a new pull request #3283: [STORM-3650] Add topology config to attempt to schedule system component evenly throughout workers

[GitBox]

RuiLi8080 opened a new pull request #3283:
URL: https://github.com/apache/storm/pull/3283


   ## What is the purpose of the change
   
   Add topology config for RAS scheduler to attempt to schedule system 
components/executors across all workers evenly instead of scheduling them all 
together after having finished all topology components.
   
   ## How was the change tested
   
   1. test with even distribution option:
   `storm jar /home/y/lib64/jars/storm-starter.jar 
org.apache.storm.starter.WordCountTopology wc1 -c 
topology..system.components.even.distribution=true -c 
topology.acker.executors=8 -c topology.component.resources.onheap.memory.mb=100 
-c topology.acker.resources.onheap.memory.mb=150 -c topology.workers=4 -c 
experimental.topology.ras.order.executors.by.proximity.needs=true -c 
topology.worker.max.heap.size.mb=1000`
   
   
![image](https://user-images.githubusercontent.com/15622046/84088095-5941a000-a9b1-11ea-87e0-26d3b75fc455.png)
   
   2. test without even distribution option `storm jar 
/home/y/lib64/jars/storm-starter.jar org.apache.storm.starter.WordCountTopology 
wc-no-even-distribution -c topology.acker.executors=8 -c 
topology.component.resources.onheap.memory.mb=100 -c 
topology.acker.resources.onheap.memory.mb=150 -c topology.workers=4 -c 
experimental.topology.ras.order.executors.by.proximity.needs=true -c 
topology.worker.max.heap.size.mb=1000`
   
![image](https://user-images.githubusercontent.com/15622046/84088124-6bbbd980-a9b1-11ea-9839-b65b46329353.png)
   


----------------------------------------------------------------
This is an automated message from the Apache Git Service.
To respond to the message, please log on to GitHub and use the
URL above to go to the specific comment.

For queries about this service, please contact Infrastructure at:
us...@infra.apache.org