def _instance_update_dynamic(self, instance, device):
load = [
int(value)
for value in instance._load_monitor.get_device_load(device)
]
if load is None:
return
if not device in instance._stats:
self._init_stats_and_idle(instance, device)
self._update_stats(instance, device, load)
self._update_idle(instance, device)
stats = instance._stats[device]
idle = instance._idle[device]
if idle["level"] == 0 and idle["read"] >= self._level_steps and idle[
"write"] >= self._level_steps:
idle["level"] = 1
log.info("%s: setting 100Mbps" % device)
ethcard(device).set_speed(100)
elif idle["level"] == 1 and (idle["read"] == 0 or idle["write"] == 0):
idle["level"] = 0
log.info("%s: setting max speed" % device)
ethcard(device).set_max_speed()
log.debug("%s load: read %0.2f, write %0.2f" %
(device, stats["read"], stats["write"]))
log.debug("%s idle: read %d, write %d, level %d" %
(device, idle["read"], idle["write"], idle["level"]))
def _instance_update_dynamic(self, instance, device):
load = map(lambda value: int(value), instance._load_monitor.get_device_load(device))
if load is None:
return
if not device in instance._stats:
self._init_stats_and_idle(instance, device)
self._update_stats(instance, device, load)
self._update_idle(instance, device)
stats = instance._stats[device]
idle = instance._idle[device]
if idle["level"] == 0 and idle["read"] >= self._level_steps and idle["write"] >= self._level_steps:
idle["level"] = 1
log.info("%s: setting 100Mbps" % device)
ethcard(device).set_speed(100)
elif idle["level"] == 1 and (idle["read"] == 0 or idle["write"] == 0):
idle["level"] = 0
log.info("%s: setting max speed" % device)
ethcard(device).set_max_speed()
log.debug("%s load: read %0.2f, write %0.2f" % (device, stats["read"], stats["write"]))
log.debug("%s idle: read %d, write %d, level %d" % (device, idle["read"], idle["write"], idle["level"]))
def _instance_unapply_dynamic(self, instance, device):
if device in instance._idle and instance._idle[device]["level"] > 0:
instance._idle[device]["level"] = 0
log.info("%s: setting max speed" % device)
ethcard(device).set_max_speed()
def _init_stats_and_idle(self, instance, device):
max_speed = self._calc_speed(ethcard(device).get_max_speed())
instance._stats[device] = {"new": 4 * [0], "max": 2 * [max_speed, 1]}
instance._idle[device] = {"level": 0, "read": 0, "write": 0}
def _init_stats_and_idle(self, instance, device):
max_speed = self._calc_speed(ethcard(device).get_max_speed())
instance._stats[device] = { "new": 4 * [0], "max": 2 * [max_speed, 1] }
instance._idle[device] = { "level": 0, "read": 0, "write": 0 }
def _instance_unapply_dynamic(self, instance, device):
if device in instance._idle and instance._idle[device]["level"] > 0:
instance._idle[device]["level"] = 0
log.info("%s: setting max speed" % device)
ethcard(device).set_max_speed()