def _set_global_timer(self):
"""Set global timer for the request at the head of the
global_seq_queue.
"""
if self.global_req_timer is not None:
self.global_req_timer.cancel()
if not self.global_req_queue.empty():
timestamp = self.global_req_queue.head.data.request_timestamp
interval = self.config.REQUEST_TIMEOUT - (
time.time() - utils.nanos_to_sec(timestamp))
self.global_req_timer = threading.Timer(interval,
self.remove_request)
self.global_req_timer.start()
def _set_global_timer(self):
"""Set global timer for the request at the head of the
global_seq_queue.
"""
if self.global_req_timer is not None:
self.global_req_timer.cancel()
if not self.global_req_queue.empty():
timestamp = self.global_req_queue.head.data.request_timestamp
interval = self.config.REQUEST_TIMEOUT - (time.time() -
utils.nanos_to_sec(timestamp))
self.global_req_timer = threading.Timer(
interval, self.remove_request)
self.global_req_timer.start()
def guess_server(self):
''' None -> int
Guess the next server that should be written to.
'''
if self.last_state == INITIAL:
return random.randint(0, self.config.FLASH_PER_GROUP - 1)
elif self.last_state == FULL:
return self.last_server + 1
else:
# SUCCESS or FAIL here
guess_inc = (utils.nanos_to_sec(self.delay + utils.nanotime() -
self.largest_timestamp) * self.latest_ips + 1 +
self.config.CLIENT_GUESS_OVERESTIMATION)
guess_token = int(math.ceil(self.largest_token + guess_inc))
guess_token += random.randint(1, 2)
(guess_server, _, _, _) = self.projection.translate(guess_token)
return guess_server
def guess_server(self):
''' None -> int
Guess the next server that should be written to.
'''
if self.last_state == INITIAL:
return random.randint(0, self.config.FLASH_PER_GROUP - 1)
elif self.last_state == FULL:
return self.last_server + 1
else:
# SUCCESS or FAIL here
guess_inc = (
utils.nanos_to_sec(self.delay + utils.nanotime() -
self.largest_timestamp) * self.latest_ips +
1 + self.config.CLIENT_GUESS_OVERESTIMATION)
guess_token = int(math.ceil(self.largest_token + guess_inc))
guess_token += random.randint(1, 2)
(guess_server, _, _, _) = self.projection.translate(guess_token)
return guess_server
