[perl #123519] earliest { ... } uses busy waiting when used with more than one channel, drives CPU usage up to 100%

[via RT]

# New Ticket Created by  Rob Hoelz 
# Please include the string:  [perl #123519]
# in the subject line of all future correspondence about this issue. 
# <URL: https://rt.perl.org/Ticket/Display.html?id=123519 >


See also https://rt.perl.org/Ticket/Display.html?id=123515