Github user DImuthuUpe commented on the issue:
https://github.com/apache/helix/pull/179
@zhan849 In the code, we are setting the core pool size as 40. Java doc
says "corePoolSize - the number of threads to keep in the pool, even if they
are idle, unless allowCoreThreadTimeOut is set". So it is a fixed number of
threads.
https://docs.oracle.com/javase/7/docs/api/java/util/concurrent/ScheduledThreadPoolExecutor.html#ScheduledThreadPoolExecutor(int,%20java.util.concurrent.RejectedExecutionHandler)
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