def runTTCP(self, remote, arglist, ssh):
self.ssh = ssh
self.firewall = False
self.remote = remote
mtus = "1496,552"
buffers = 50000
size = 8192
socks = "131072"
reps = 9
nomtu = False
if arglist:
for arg in arglist:
l = string.split(arg, "=", 1)
if l[0] == "mtu":
mtus = l[1]
elif l[0] == "buffers":
buffers = int(l[1])
elif l[0] == "size":
size = int(l[1])
elif l[0] == "reps":
reps = int(l[1])
elif l[0] == "nomtu":
nomtu = True
# Get a TTCP peer
peer = xenrt.NetworkTestPeer()
self.peer = peer
try:
peer.runCommand("killall ttcp")
except:
pass
self.tec.comment("%u buffers of %u bytes" % (buffers, size))
self.tec.comment("MTUs %s" % (mtus))
self.tec.comment("Peer %s" % (peer.getAddress()))
# Install TTCP on the remote
self.install(remote)
# Disable firewalls etc.
if remote.windows:
try:
remote.xmlrpcExec('NETSH firewall set allowedprogram '
'program="%s" name="TTCP" mode=ENABLE' %
(self.ttcp))
except:
xenrt.TEC().comment("Error disabling firewall")
else:
try:
if not remote.execcmd("/etc/init.d/iptables status", retval="code"):
self.firewall = True
remote.execcmd("/etc/init.d/iptables stop")
except:
pass
# Run the tests
try:
for mtustr in string.split(mtus, ","):
if mtustr == "default":
mtu = 0
else:
mtu = int(mtustr)
if not nomtu:
if mtu:
peer.runCommand("/sbin/ifconfig eth0 mtu %u" % (mtu))
else:
peer.runCommand("/sbin/ifconfig eth0 mtu 1500")
for sockstr in string.split(socks, ","):
sock = int(sockstr)
tx = []
rx = []
for i in range(reps):
v = self.doTX(peer, remote, mtu, sock, buffers, size)
tx.append(v)
self.tec.appresult("TX:%u:%u (%u) %f" %
(sock, mtu, i, v))
v = self.doRX(peer, remote, mtu, sock, buffers, size)
rx.append(v)
self.tec.appresult("RX:%u:%u (%u) %f" %
(sock, mtu, i, v))
v = xenrt.median(tx)
self.tec.value("TX:%u:%u" % (sock, mtu), v, "MB/s")
v = xenrt.median(rx)
self.tec.value("RX:%u:%u" % (sock, mtu), v, "MB/s")
finally:
if not nomtu:
peer.runCommand("/sbin/ifconfig eth0 mtu 1500")
except xenrt.XRTException, e:
failures.append(e)
if "UDP" in protocols:
try:
v, c = self.doTest(peer,
remote,
sock,
duration,
"UDP_STREAM")
txudp.append(v)
self.tec.appresult("TX:UDP:%u:%u (%u) %f" %
(sock, mtu, i, v))
except xenrt.XRTException, e:
failures.append(e)
if "TCP" in protocols:
v = xenrt.median(tx)
self.tec.value("TX:TCP:%u:%u" % (sock, mtu), v, "MB/s")
v = xenrt.median(rx)
self.tec.value("RX:TCP:%u:%u" % (sock, mtu), v, "MB/s")
if tcprr:
v = xenrt.median(rr)
self.tec.value("RR:TCP:%u:%u" % (sock, mtu), v, "t/s")
if "UDP" in protocols:
v = xenrt.median(txudp)
self.tec.value("TX:UDP:%u:%u" % (sock, mtu), v, "MB/s")
finally:
if not nomtu:
peer.runCommand("/sbin/ifconfig eth0 mtu 1500")
if len(failures) == 1:
raise failures[0]
elif len(failures) > 1:
