crash_reused_sha2.rb

require 'digest/sha2'

# GC.disable
N = 1_500_000
#N = 500_000


def workload
	sha2 = Digest::SHA2.new
	N.times do
		# Digest::SHA2.base64digest 'data'.freeze
		sha2.reset
		sha2 << 'data'.freeze
		sha2.base64digest
	end
end

# puts 'in the main thread'
# t_start = Time.now
# 	workload
# puts "Total: %.3f" % (Time.now - t_start)
# puts


worker1 = Ractor.new do
	Ractor.receive
	print '['; workload; ']'
end
worker2 = Ractor.new do
	Ractor.receive
	print '['; workload; ']'
end

puts 'in 2 ractors'
t_start = Time.now
	worker1.send 'start'
	worker2.send 'start'
	print '='
	print worker1.take
	print worker2.take
puts
puts "Total: %.3f" % (Time.now - t_start)