in lib/aws/active_job/sqs/cli_options.rb [82:91]
def self.backpressure_option(opts, out)
doc = 'The maximum number of messages to have waiting in ' \
'the Executor queue. This should be a low, but non zero number. ' \
'Messages in the Executor queue cannot be picked up by other ' \
'processes and will slow down shutdown.'
opts.on('-b', '--backpressure INTEGER', Integer, doc) do |a|
out[:backpressure] = a
end
end