app.run(ip, port=port, threaded=True)

app.run(ip, port=port, threaded=False, processes=2)

preload_app = False
bind = "0.0.0.0:{}".format(8889)
workers = 1
debug = False
timeout = 120

strace: Process 4387 attached
select(4, [3], [], [], {tv_sec=0, tv_usec=832486}) = 0 (Timeout)
fstat(6, {st_mode=S_IFREG|001, st_size=0, ...}) = 0
select(4, [3], [], [], {tv_sec=1, tv_usec=0}) = 0 (Timeout)
fstat(6, {st_mode=S_IFREG|001, st_size=0, ...}) = 0
select(4, [3], [], [], {tv_sec=1, tv_usec=0}) = 0 (Timeout)
fstat(6, {st_mode=S_IFREG|001, st_size=0, ...}) = 0
select(4, [3], [], [], {tv_sec=1, tv_usec=0}) = 0 (Timeout)
fstat(6, {st_mode=S_IFREG|001, st_size=0, ...}) = 0