import os
import logging
+import math
import pkg_resources
from oslo_serialization import jsonutils
self.server.send_command(cmd)
self.client.send_command(cmd)
- """multiqueue setup"""
+ # multiqueue setup
if not self._is_irqbalance_disabled():
self._disable_irqbalance()
def _get_vnic_driver_name(self):
cmd = "readlink /sys/class/net/%s/device/driver" % self.vnic_name
LOG.debug("Executing command: %s", cmd)
- status, stdout, stderr = self.server.execute(cmd)
- if status:
- raise RuntimeError(stderr)
+ _, stdout, _ = self.server.execute(cmd, raise_on_error=True)
return os.path.basename(stdout.strip())
def _is_irqbalance_disabled(self):
"""Did we disable irqbalance already in the guest?"""
is_disabled = False
cmd = "grep ENABLED /etc/default/irqbalance"
- status, stdout, stderr = self.server.execute(cmd)
- if status:
- raise RuntimeError(stderr)
+ _, stdout, _ = self.server.execute(cmd, raise_on_error=True)
if "0" in stdout:
is_disabled = True
def _disable_irqbalance(self):
cmd = "sudo sed -i -e 's/ENABLED=\"1\"/ENABLED=\"0\"/g' " \
"/etc/default/irqbalance"
- status, stdout, stderr = self.server.execute(cmd)
- status, stdout, stderr = self.client.execute(cmd)
- if status:
- raise RuntimeError(stderr)
+ self.server.run(cmd)
+ self.client.run(cmd)
cmd = "sudo service irqbalance stop"
- status, stdout, stderr = self.server.execute(cmd)
- status, stdout, stderr = self.client.execute(cmd)
- if status:
- raise RuntimeError(stderr)
+ self.server.run(cmd)
+ self.client.run(cmd)
cmd = "sudo service irqbalance disable"
- status, stdout, stderr = self.server.execute(cmd)
- status, stdout, stderr = self.client.execute(cmd)
- if status:
- raise RuntimeError(stderr)
+ self.server.run(cmd)
+ self.client.run(cmd)
def _setup_irqmapping_ovs(self, queue_number):
cmd = "grep 'virtio0-input.0' /proc/interrupts |" \
"awk '{match($0,/ +[0-9]+/)} " \
"{print substr($1,RSTART,RLENGTH-1)}'"
- status, stdout, stderr = self.server.execute(cmd)
- if status:
- raise RuntimeError(stderr)
+ _, stdout, _ = self.server.execute(cmd, raise_on_error=True)
cmd = "echo 1 | sudo tee /proc/irq/%s/smp_affinity" % (int(stdout))
- status, stdout, stderr = self.server.execute(cmd)
- status, stdout, stderr = self.client.execute(cmd)
- if status:
- raise RuntimeError(stderr)
+ self.server.run(cmd)
+ self.client.run(cmd)
cmd = "grep 'virtio0-output.0' /proc/interrupts |" \
"awk '{match($0,/ +[0-9]+/)} " \
"{print substr($1,RSTART,RLENGTH-1)}'"
- status, stdout, stderr = self.server.execute(cmd)
- if status:
- raise RuntimeError(stderr)
+ _, stdout, _ = self.server.execute(cmd, raise_on_error=True)
cmd = "echo 1 | sudo tee /proc/irq/%s/smp_affinity" % (int(stdout))
- status, stdout, stderr = self.server.execute(cmd)
- status, stdout, stderr = self.client.execute(cmd)
- if status:
- raise RuntimeError(stderr)
+ self.server.run(cmd)
+ self.client.run(cmd)
if queue_number == 1:
return
for i in range(1, queue_number):
+
+ smp_affinity_mask = format(1 << i, 'x')
+
cmd = "grep 'virtio0-input.%s' /proc/interrupts |" \
"awk '{match($0,/ +[0-9]+/)} " \
"{print substr($1,RSTART,RLENGTH-1)}'" % (i)
- status, stdout, stderr = self.server.execute(cmd)
- if status:
- raise RuntimeError(stderr)
+ _, stdout, _ = self.server.execute(cmd, raise_on_error=True)
cmd = "echo %s | sudo tee /proc/irq/%s/smp_affinity" \
- % (1 << i, int(stdout))
- status, stdout, stderr = self.server.execute(cmd)
- status, stdout, stderr = self.client.execute(cmd)
- if status:
- raise RuntimeError(stderr)
+ % (smp_affinity_mask, int(stdout))
+ self.server.run(cmd)
+ self.client.run(cmd)
cmd = "grep 'virtio0-output.%s' /proc/interrupts |" \
"awk '{match($0,/ +[0-9]+/)} " \
"{print substr($1,RSTART,RLENGTH-1)}'" % (i)
- status, stdout, stderr = self.server.execute(cmd)
- if status:
- raise RuntimeError(stderr)
+ _, stdout, _ = self.server.execute(cmd, raise_on_error=True)
cmd = "echo %s | sudo tee /proc/irq/%s/smp_affinity" \
- % (1 << i, int(stdout))
- status, stdout, stderr = self.server.execute(cmd)
- status, stdout, stderr = self.client.execute(cmd)
- if status:
- raise RuntimeError(stderr)
+ % (smp_affinity_mask, int(stdout))
+ self.server.run(cmd)
+ self.client.run(cmd)
def _setup_irqmapping_sriov(self, queue_number):
cmd = "grep '%s-TxRx-0' /proc/interrupts |" \
"awk '{match($0,/ +[0-9]+/)} " \
"{print substr($1,RSTART,RLENGTH-1)}'" % self.vnic_name
- status, stdout, stderr = self.server.execute(cmd)
- if status:
- raise RuntimeError(stderr)
+ _, stdout, _ = self.server.execute(cmd, raise_on_error=True)
cmd = "echo 1 | sudo tee /proc/irq/%s/smp_affinity" % (int(stdout))
- status, stdout, stderr = self.server.execute(cmd)
- status, stdout, stderr = self.client.execute(cmd)
- if status:
- raise RuntimeError(stderr)
+ self.server.run(cmd)
+ self.client.run(cmd)
if queue_number == 1:
return
for i in range(1, queue_number):
+ smp_affinity_mask = format(1 << i, 'x')
+
cmd = "grep '%s-TxRx-%s' /proc/interrupts |" \
"awk '{match($0,/ +[0-9]+/)} " \
"{print substr($1,RSTART,RLENGTH-1)}'" % (self.vnic_name, i)
- status, stdout, stderr = self.server.execute(cmd)
- if status:
- raise RuntimeError(stderr)
+ _, stdout, _ = self.server.execute(cmd, raise_on_error=True)
cmd = "echo %s | sudo tee /proc/irq/%s/smp_affinity" \
- % (1 << i, int(stdout))
- status, stdout, stderr = self.server.execute(cmd)
- status, stdout, stderr = self.client.execute(cmd)
- if status:
- raise RuntimeError(stderr)
+ % (smp_affinity_mask, int(stdout))
+ self.server.run(cmd)
+ self.client.run(cmd)
def _get_sriov_queue_number(self):
"""Get queue number from server as both VMs are the same"""
cmd = "grep %s-TxRx- /proc/interrupts | wc -l" % self.vnic_name
LOG.debug("Executing command: %s", cmd)
- status, stdout, stderr = self.server.execute(cmd)
- if status:
- raise RuntimeError(stderr)
+ _, stdout, _ = self.server.execute(cmd, raise_on_error=True)
return int(stdout)
def _get_available_queue_number(self):
cmd = "sudo ethtool -l %s | grep Combined | head -1 |" \
"awk '{printf $2}'" % self.vnic_name
LOG.debug("Executing command: %s", cmd)
- status, stdout, stderr = self.server.execute(cmd)
- if status:
- raise RuntimeError(stderr)
+ _, stdout, _ = self.server.execute(cmd, raise_on_error=True)
return int(stdout)
def _get_usable_queue_number(self):
cmd = "sudo ethtool -l %s | grep Combined | tail -1 |" \
"awk '{printf $2}'" % self.vnic_name
LOG.debug("Executing command: %s", cmd)
- status, stdout, stderr = self.server.execute(cmd)
- if status:
- raise RuntimeError(stderr)
+ _, stdout, _ = self.server.execute(cmd, raise_on_error=True)
return int(stdout)
def _enable_ovs_multiqueue(self):
cmd = "sudo ethtool -L %s combined %s" % \
(self.vnic_name, available_queue_number)
LOG.debug("Executing command: %s", cmd)
- status, stdout, stderr = self.server.execute(cmd)
- status, stdout, stderr = self.client.execute(cmd)
- if status:
- raise RuntimeError(stderr)
+ self.server.run(cmd)
+ self.client.run(cmd)
return available_queue_number
def _iptables_setup(self):
"sudo iptables -A INPUT -p udp --dport 1000:%s -j DROP" \
% (1000 + self.number_of_ports)
LOG.debug("Executing command: %s", cmd)
- status, _, stderr = self.server.execute(cmd, timeout=SSH_TIMEOUT)
- if status:
- raise RuntimeError(stderr)
+ self.server.run(cmd, timeout=SSH_TIMEOUT)
def _iptables_get_result(self):
"""Get packet statistics from server"""
"awk '/dpts:1000:%s/ {{printf \"%%s\", $1}}'" \
% (1000 + self.number_of_ports)
LOG.debug("Executing command: %s", cmd)
- status, stdout, stderr = self.server.execute(cmd)
- if status:
- raise RuntimeError(stderr)
+ _, stdout, _ = self.server.execute(cmd, raise_on_error=True)
return int(stdout)
def run(self, result):
duration, queue_number, pps)
LOG.debug("Executing command: %s", cmd)
- status, stdout, stderr = self.client.execute(cmd, timeout=SSH_TIMEOUT)
-
- if status:
- raise RuntimeError(stderr)
+ _, stdout, _ = self.client.execute(cmd, raise_on_error=True,
+ timeout=SSH_TIMEOUT)
result.update(jsonutils.loads(stdout))
- result['packets_received'] = self._iptables_get_result()
+ received = result['packets_received'] = self._iptables_get_result()
+ sent = result['packets_sent']
result['packetsize'] = packetsize
+ # compatible with python3 /
+ ppm = math.ceil(1000000.0 * (sent - received) / sent)
+
+ result['ppm'] = ppm
if "sla" in self.scenario_cfg:
- sent = result['packets_sent']
- received = result['packets_received']
- ppm = 1000000 * (sent - received) / sent
- # if ppm is 1, then 11 out of 10 million is no pass
- ppm += (sent - received) % sent > 0
LOG.debug("Lost packets %d - Lost ppm %d", (sent - received), ppm)
sla_max_ppm = int(self.scenario_cfg["sla"]["max_ppm"])
- assert ppm <= sla_max_ppm, "ppm %d > sla_max_ppm %d; " \
- % (ppm, sla_max_ppm)
+ self.verify_SLA(ppm <= sla_max_ppm,
+ "ppm %d > sla_max_ppm %d; " % (ppm, sla_max_ppm))
def _test(): # pragma: no cover
Code Review / yardstick.git / blobdiff