my $archive_queue = Thread::Conveyor -> new (
                    {
                      maxboxes => 5000,
                      minboxes => 4000,
                      optimize => 'memory',
                    }
);

my $compress_log_thread_1 = new threads (\&compress_logs);
my $compress_log_thread_2 = new threads (\&compress_logs);
my $compress_log_thread_3 = new threads (\&compress_logs);
my $compress_log_thread_4 = new threads (\&compress_logs);