def cpu_usage():
time_list_now = map(int, execute("head -n 1 /proc/stat").split(' ')[2:6])
time_list_was = roll_data('/tmp/func-cpu-host', time_list_now, [0] * 6)
deltas = [yi - xi for yi, xi in zip(time_list_now, time_list_was)]
try:
cpu_pct = 1 - (float(deltas[-1]) / sum(deltas))
except ZeroDivisionError:
cpu_pct = 0
return cpu_pct
def cpu_usage():
time_list_now = map(int,
execute("vzctl exec %s \"head -n 1 /proc/stat\"" % vm.ID()).split(' ')[2:6])
time_list_was = roll_data('/tmp/openvz-vm-cpu-%s' % vm.ID(), time_list_now, [0] * 6)
deltas = [yi - xi for yi, xi in zip(time_list_now, time_list_was)]
try:
cpu_pct = 1 - (float(deltas[-1]) / sum(deltas))
except ZeroDivisionError:
cpu_pct = 0
return cpu_pct
def cpu_usage():
time_list_now = map(int,
execute("head -n 1 /proc/stat").split(' ')[2:6])
time_list_was = roll_data('/tmp/func-cpu-host', time_list_now, [0] * 6)
deltas = [yi - xi for yi, xi in zip(time_list_now, time_list_was)]
try:
cpu_pct = 1 - (float(deltas[-1]) / sum(deltas))
except ZeroDivisionError:
cpu_pct = 0
return cpu_pct
def network_usage():
def get_netstats():
return [int(v) for v in execute("vzctl exec %s \"cat /proc/net/dev|grep venet0 | "
"awk -F: '{print \$2}' | awk '{print \$1, \$9}'\""
% vm.ID()).split(' ')]
t2, (rx2, tx2) = time.time(), get_netstats()
t1, rx1, tx1 = roll_data("/tmp/openvz-vm-network-%s" % vm.ID(), (t2, rx2, tx2), (0, 0, 0))
window = t2 - t1
return ((rx2 - rx1) / window, (tx2 - tx1) / window)
def network_usage():
def get_netstats():
iface = get_config().getstring('general', 'main_iface')
return [int(v) for v in execute("grep %s: /proc/net/dev | awk -F: '{print $2}' | "
"awk '{print $1, $9}'" % iface).split(' ')]
try:
t2, (rx2, tx2) = time.time(), get_netstats()
t1, rx1, tx1 = roll_data("/tmp/func-network-host", (t2, rx2, tx2), (0, 0, 0))
window = t2 - t1
return ((rx2 - rx1) / window, (tx2 - tx1) / window)
except ValueError:
return (0, 0) # better this way
def cpu_usage():
time_list_now = map(
int,
execute("vzctl exec %s \"head -n 1 /proc/stat\"" %
vm.ID()).split(' ')[2:6])
time_list_was = roll_data('/tmp/openvz-vm-cpu-%s' % vm.ID(),
time_list_now, [0] * 6)
deltas = [yi - xi for yi, xi in zip(time_list_now, time_list_was)]
try:
cpu_pct = 1 - (float(deltas[-1]) / sum(deltas))
except ZeroDivisionError:
cpu_pct = 0
return cpu_pct
def cpu_usage():
hn_stats = conn.getCPUStats(True, 0)
if hn_stats is None:
return 0.0
time_now = (vm.getCPUStats(True, 0)[0]['cpu_time'],
sum(hn_stats.itervalues()))
time_was = roll_data('/tmp/kvm-vm-cpu-%s' % vm.ID(), time_now, [0] * 6)
deltas = [yi - xi for yi, xi in zip(time_now, time_was)]
try:
cpu_pct = deltas[0] / float(deltas[1])
except ZeroDivisionError:
cpu_pct = 0
return cpu_pct
def cpu_usage():
hn_stats = conn.getCPUStats(True, 0)
if hn_stats is None:
return 0.0
time_now = (vm.getCPUStats(True, 0)[0]['cpu_time'],
sum(hn_stats.itervalues()))
time_was = roll_data('/tmp/kvm-vm-cpu-%s' % vm.ID(), time_now, [0] * 6)
deltas = [yi - xi for yi, xi in zip(time_now, time_was)]
try:
cpu_pct = deltas[0] / float(deltas[1])
except ZeroDivisionError:
cpu_pct = 0
return cpu_pct
def network_usage():
def get_netstats():
return [
int(v) for v in
execute("vzctl exec %s \"cat /proc/net/dev|grep venet0 | "
"awk -F: '{print \$2}' | awk '{print \$1, \$9}'\"" %
vm.ID()).split(' ')
]
t2, (rx2, tx2) = time.time(), get_netstats()
t1, rx1, tx1 = roll_data("/tmp/openvz-vm-network-%s" % vm.ID(),
(t2, rx2, tx2), (0, 0, 0))
window = t2 - t1
return ((rx2 - rx1) / window, (tx2 - tx1) / window)
def network_usage():
def get_netstats():
iface = get_config().getstring('general', 'main_iface')
return [
int(v) for v in execute(
"grep %s: /proc/net/dev | awk -F: '{print $2}' | "
"awk '{print $1, $9}'" % iface).split(' ')
]
try:
t2, (rx2, tx2) = time.time(), get_netstats()
t1, rx1, tx1 = roll_data("/tmp/func-network-host", (t2, rx2, tx2),
(0, 0, 0))
window = t2 - t1
return ((rx2 - rx1) / window, (tx2 - tx1) / window)
except ValueError:
return (0, 0) # better this way
