def prepare(self, arglist=[]):
# Call the base prepare.
super(TCIOLatency, self).prepare(arglist)
# Create the SR.
sr = self.createSR(default=True)
# Populate the number of extra disks.
extraDisks = []
for i in range(1, self.edisks+1):
extraDisks.append(self.edisk)
# Check if there any golden image.
existingGuests = self.host.listGuests()
if existingGuests and not self.luntype.startswith("localvm"):
vm = map(lambda x:self.host.getGuest(x), existingGuests)
self.goldenVM = vm[0] # if so, pick the first one available.
else: # Install a one with name 'vm00' with the specified extra disks.
xenrt.TEC().progress("Installing VM zero")
self.goldenVM = xenrt.productLib(host=self.host).guest.createVM(\
host=self.host,
guestname=self.goldvm,
distro=self.distro,
arch=self.arch,
vifs=xenrt.productLib(host=self.host).Guest.DEFAULT,
sr=sr.uuid,
memory=4096, #4096MB: do not swap during test
disks=extraDisks)
self.diskprefix = self.goldenVM.vendorInstallDevicePrefix()
def createVPXOnHost(cls, host, vpxName=None, vpxHttpLocation=None):
"""Import a Netscaler VPX onto the specified host"""
if not vpxName:
vpxName = xenrt.randomGuestName()
if not vpxHttpLocation:
vpxHttpLocation = os.path.join(xenrt.TEC().lookup('EXPORT_DISTFILES_HTTP'), 'tallahassee/NSVPX-XEN-10.0-72.5_nc.xva')
xenrt.TEC().logverbose('Importing VPX [%s] from: %s to host: %s' % (vpxName, vpxHttpLocation, host.getName()))
xenrt.productLib(hostname=host.getName()).guest.createVMFromFile(host=host, guestname=vpxName, filename=vpxHttpLocation)
return cls.setupNetScalerVpx(vpxName)
def run(self, arglist=None):
# Install 'vm00'
xenrt.TEC().progress("Installing VM zero")
self.vm.append(xenrt.productLib(host=self.host).guest.createVM(\
host=self.host,
guestname="vm00",
distro=self.distro,
arch=self.arch,
vifs=xenrt.productLib(host=self.host).Guest.DEFAULT,
disks=[ self.edisk ]))
self.vbds += 2
self.rvms += 1
self.diskprefix = self.vm[0].vendorInstallDevicePrefix()
# Copy latency and stats to 'vm00'
sftp = self.vm[0].sftpClient()
sftp.copyTo("/home/xenrtd/felipef/latency", "/root/latency")
sftp.copyTo("/home/xenrtd/felipef/stats", "/root/stats")
# Populate the extra disk
self.vm[0].execguest("dd if=/dev/zero of=/dev/%sb bs=1M oflag=direct || true" % self.diskprefix)
# Collect reference metrics (1 VM, 2 VBDs)
self.collectMetrics()
# Install more VMs so that we can plug more VBDs in the host
for i in range(1, self.vms+1):
xenrt.TEC().progress("Installing VM %d" % i)
# Copies original VM (much quicker than installing another one)
self.vm[0].shutdown()
self.vm.append(self.vm[0].copyVM(name="vm%02d" % i))
self.vm[i].removeDisk(1)
self.vm[0].start()
self.vm[i].start()
# At this point, we added one VM and plugged only one more VBD to the host
self.rvms += 1
self.vbds += 1
# Recollect metrics
self.collectMetrics()
# Loop adding more VBDs
for j in range(0, self.edisks):
if not self.vm[i].enlightenedDrivers:
self.vm[i].shutdown()
self.vm[i].createDisk(sizebytes=xenrt.GIGA)
self.vbds += 1
if not self.vm[i].enlightenedDrivers:
self.vm[i].start()
time.sleep(60)
self.collectMetrics()
def createVPXOnHost(cls, host, vpxName=None, vpxHttpLocation=None):
"""Import a Netscaler VPX onto the specified host"""
if not vpxName:
vpxName = xenrt.randomGuestName()
if not vpxHttpLocation:
vpxHttpLocation = os.path.join(
xenrt.TEC().lookup('EXPORT_DISTFILES_HTTP'),
'tallahassee/NSVPX-XEN-10.0-72.5_nc.xva')
xenrt.TEC().logverbose('Importing VPX [%s] from: %s to host: %s' %
(vpxName, vpxHttpLocation, host.getName()))
xenrt.productLib(hostname=host.getName()).guest.createVMFromFile(
host=host, guestname=vpxName, filename=vpxHttpLocation)
return cls.setupNetScalerVpx(vpxName)
def installGuest(self, guests):
# Install 'vm-worker'
if not self.isNameinGuests(guests, "vm-worker"):
xenrt.TEC().progress("Installing VM worker")
postinstall = [] if self.postinstall is None else self.postinstall.split(
",")
sr = self.createSR()
if self.vm_image is None:
self.guest = xenrt.productLib(host=self.host).guest.createVM(\
host=self.host,
guestname="vm-worker",
vcpus=self.vcpus,
memory=self.vm_ram,
distro=self.distro,
arch=self.arch,
sr=sr,
disks=[("0", self.rootDiskSizeGB, False)],
postinstall=postinstall,
vifs=self.host.guestFactory().DEFAULT)
else:
disturl = xenrt.TEC().lookup("EXPORT_DISTFILES_HTTP", "")
vmurl = "%s/performance/base/%s" % (disturl, self.vm_image)
xenrt.TEC().logverbose("Getting vm from %s" % (vmurl))
self.guest = xenrt.productLib(
host=self.host).guest.createVMFromFile(
host=self.host,
guestname=self.vm_image,
filename=vmurl,
sr=sr)
if self.vcpus:
self.guest.cpuset(self.vcpus)
if self.vm_ram:
self.guest.memset(self.vm_ram)
self.guest.removeCD()
self.startGuest(self.guest)
if self.rootDiskSizeGB > 15:
self.resizeRootPartition(self.guest, self.rootDiskSizeGB)
else:
for vm in guests:
if vm.getName() == "vm-worker":
self.guest = vm
self.installPhoronix(self.guest)
def installGuest(self, guests):
# Install 'vm-worker'
if not self.isNameinGuests(guests, "vm-worker"):
xenrt.TEC().progress("Installing VM worker")
postinstall = [] if self.postinstall is None else self.postinstall.split(",")
sr = self.createSR()
if self.vm_image is None:
self.guest = xenrt.productLib(host=self.host).guest.createVM(\
host=self.host,
guestname="vm-worker",
vcpus=self.vcpus,
memory=self.vm_ram,
distro=self.distro,
arch=self.arch,
sr=sr,
disks=[("0", self.rootDiskSizeGB, False)],
postinstall=postinstall,
vifs=self.host.guestFactory().DEFAULT)
else:
disturl = xenrt.TEC().lookup("EXPORT_DISTFILES_HTTP", "")
vmurl = "%s/performance/base/%s" % (disturl, self.vm_image)
xenrt.TEC().logverbose("Getting vm from %s" % (vmurl))
self.guest = xenrt.productLib(host=self.host).guest.createVMFromFile(
host=self.host,
guestname=self.vm_image,
filename=vmurl,
sr=sr)
if self.vcpus:
self.guest.cpuset(self.vcpus)
if self.vm_ram:
self.guest.memset(self.vm_ram)
self.guest.removeCD()
self.startGuest(self.guest)
if self.rootDiskSizeGB > 15:
self.resizeRootPartition(self.guest, self.rootDiskSizeGB)
else:
for vm in guests:
if vm.getName() == "vm-worker":
self.guest = vm
self.installPhoronix(self.guest)
def isEnabled(self, host):
try:
# Knows about existing shares. Won't need to worry about dups.
share = xenrt.VMSMBShare(hostIndex=1)
sr = xenrt.productLib(host=host).SMBStorageRepository(host, "CIFS-SR")
sr.create(share)
return True
except:
return False
def createVM(self, host, name):
return xenrt.productLib(host=host).guest.createVM(\
host=host,
guestname=name,
distro=self.distro,
arch=self.arch,
memory=self.vmram,
vcpus=self.vcpus,
vifs=self.host.guestFactory().DEFAULT,
disks=[],
postinstall=self.postinstall)
def isEnabled(self, host):
try:
# Knows about existing shares. Won't need to worry about dups.
share = xenrt.VMSMBShare(hostIndex=1)
sr = xenrt.productLib(host=host).SMBStorageRepository(
host, "CIFS-SR")
sr.create(share)
return True
except:
return False
def installGuest(self, guests):
# Install 'vm-worker'
if not self.isNameinGuests(guests, "vm-worker"):
xenrt.TEC().progress("Installing VM worker")
postinstall = [] if self.postinstall is None else self.postinstall.split(",")
self.guest = xenrt.productLib(host=self.host).guest.createVM(\
host=self.host,
guestname="vm-worker",
vcpus=self.vcpus,
memory=self.vm_ram,
distro=self.distro,
arch=self.arch,
postinstall=postinstall,
vifs=self.host.guestFactory().DEFAULT)
else:
for vm in guests:
if vm.getName() == "vm-worker":
self.guest = vm
self.guest.installKernBench()
def run(self, arglist=None):
sftp = self.host.sftpClient()
# From http://downloads.sourceforge.net/project/lmbench/development/lmbench-3.0-a9/lmbench-3.0-a9.tgz
lmbenchFilename = "lmbench.tgz"
lmbenchSrc = "%s/%s" % (self.instFiledir, lmbenchFilename)
lmbenchDest = "/root/%s" % lmbenchFilename
# Install lmbench
sftp.copyTo(lmbenchSrc, lmbenchDest)
output = self.host.execdom0("tar xvfz /root/lmbench.tgz")
xenrt.TEC().logverbose("output: %s" % output)
output = self.host.execdom0("tar xvfz /root/lmbench/lmbench-3.0-a9.tgz")
xenrt.TEC().logverbose("output: %s" % output)
instDir = "/root/lmbench-3.0-a9"
# Install make, gcc
extraargs = ""
if xenrt.productLib(host=self.host) == xenrt.lib.xenserver:
extraargs = "--disablerepo=citrix --enablerepo=base,updates"
cmds = [
"yum %s install -y make" % extraargs,
"yum %s install -y gcc" % extraargs,
]
for cmd in cmds:
output = self.host.execdom0(cmd)
xenrt.TEC().logverbose("output: %s" % output)
# Run the script which tells us what OS name lmbench will use -- normally "i686-pc-linux-gnu" in 32-bit dom0
# (Note: the output from this script is different depending on pwd! Run from within scripts directory.)
osName = self.host.execdom0("cd %s/scripts && ./os" % instDir).strip()
xenrt.TEC().logverbose("lmbench calls the dom0 OS '%s'" % osName)
# Install the config file
configDestDir = "%s/bin/%s" % (instDir, osName)
configDest = "%s/CONFIG.%s" % (configDestDir, self.host.getName())
self.host.execdom0("mkdir -p %s" % configDestDir)
self.host.execdom0("cp /root/lmbench/lmbench.config %s" % configDest)
# Install the info file
self.host.execdom0("cp %s/scripts/info-template %s/INFO.q9" % (instDir, configDestDir)) # "INFO.q9" because this is what is specified in the CONFIG file
substitutions = [
"s/^MB=[0-9]*$/MB=%d/" % self.mb, # Tweak the 'MB' parameter
"s/^OS=\"[^\"]*\"$/OS=\"%s\"/" % osName, # Tweak the 'OS' parameter
]
# Perform substitutions on config file
for sub in substitutions:
self.host.execdom0("sed -i '%s' %s" % (sub, configDest))
# Run the benchmark (repeatedly)
cmds = ["make rerun"] * self.runs # use "rerun" rather than "results" so it picks up the existing CONFIG file
for cmd in cmds:
output = self.host.execdom0("cd %s && %s" % (instDir, cmd), timeout=7200)
xenrt.TEC().logverbose("output: %s" % output)
# Get the output
remoteOutdir = "%s/results/%s" % (instDir, osName)
self.host.execdom0("cd %s; for file in *; do newname=`echo $file | sed 's/^.*\./iter-/'`; mkdir $newname; ln -s ../$file $newname/results.log; done" % remoteOutdir)
xenrt.TEC().logverbose("copying outdir %s to logs" % remoteOutdir)
sftp.copyTreeFromRecurse(remoteOutdir, xenrt.TEC().getLogdir())
xenrt.TEC().logverbose("copied outdir to logs")
def installTemplate(self, guests):
# Install 'vm-template'
if not self.isNameinGuests(guests, "vm-template"):
xenrt.TEC().progress("Installing VM template")
postinstall = [] if self.postinstall is None else self.postinstall.split(",")
if self.vm_image:
disturl = xenrt.TEC().lookup("EXPORT_DISTFILES_HTTP", "")
vmurl = "%s/performance/base/%s" % (disturl, self.vm_image)
xenrt.TEC().logverbose("Getting vm from %s" % (vmurl))
self.template = xenrt.productLib(host=self.host).guest.createVMFromFile(
host=self.host,
guestname=self.vm_image,
filename=vmurl)
if self.vcpus_per_vm:
self.template.cpuset(self.vcpus_per_vm)
if self.vm_ram:
self.template.memset(self.vm_ram)
self.template.removeCD()
self.template.start()
else:
self.template = xenrt.productLib(host=self.host).guest.createVM(\
host=self.host,
guestname="vm-template",
vcpus=self.vcpus_per_vm,
memory=self.vm_ram,
distro=self.distro,
arch=self.arch,
postinstall=postinstall,
vifs=self.host.guestFactory().DEFAULT)
if self.template.windows:
if not isinstance(self.template, xenrt.lib.esx.Guest):
self.template.installDrivers(extrareboot=True)
# Use pvsoptimize to reduce background tasks and IO
urlperf = xenrt.TEC().lookup("EXPORT_DISTFILES_HTTP", "")
pvsexe = "TargetOSOptimizer.exe"
pvsurl = "%s/performance/support-files/%s" % (urlperf, pvsexe)
xenrt.TEC().logverbose("Getting pvsfile from %s" % (pvsurl))
pvsfile = xenrt.TEC().getFile(pvsurl,pvsurl)
cpath = "c:\\%s" % pvsexe
self.template.xmlrpcSendFile(pvsfile, cpath)
self.template.xmlrpcExec("%s /s" % cpath)
if self.bench == "fio":
self.template.installFioWin()
else:
self.template.installIOMeter()
# Reboot once more to ensure everything is quiescent
self.template.reboot()
else:
if isinstance(self.template, xenrt.lib.esx.Guest):
self.template.installTools()
if self.bench == "fio":
self.installFioOnLinuxGuest()
else:
self.template.installLatency()
libsynexec.initialise_slave(self.template)
if self.distro.startswith("rhel") or self.distro.startswith("centos") or self.distro.startswith("oel"):
# When we clone this guest, we don't want it to remember its MAC address
self.template.execguest("sed -i /HWADDR/d /etc/sysconfig/network-scripts/ifcfg-eth0")
# Shutdown VM for cloning
self.shutdown_vm(self.template)
else:
for vm in guests:
if vm.getName() == "vm-template":
self.template = vm
self.windows = self.template.windows
def installTemplate(self, guests):
# Install 'vm-template'
if not self.isNameinGuests(guests, "vm-template"):
xenrt.TEC().progress("Installing VM template")
postinstall = [] if self.postinstall is None else self.postinstall.split(
",")
if self.vm_image:
disturl = xenrt.TEC().lookup("EXPORT_DISTFILES_HTTP", "")
vmurl = "%s/performance/base/%s" % (disturl, self.vm_image)
xenrt.TEC().logverbose("Getting vm from %s" % (vmurl))
self.template = xenrt.productLib(
host=self.host).guest.createVMFromFile(
host=self.host,
guestname=self.vm_image,
filename=vmurl)
if self.vcpus_per_vm:
self.template.cpuset(self.vcpus_per_vm)
if self.vm_ram:
self.template.memset(self.vm_ram)
self.template.removeCD()
self.template.start()
else:
self.template = xenrt.productLib(host=self.host).guest.createVM(\
host=self.host,
guestname="vm-template",
vcpus=self.vcpus_per_vm,
memory=self.vm_ram,
distro=self.distro,
arch=self.arch,
postinstall=postinstall,
vifs=self.host.guestFactory().DEFAULT)
if self.template.windows:
if not isinstance(self.template, xenrt.lib.esx.Guest):
self.template.installDrivers(extrareboot=True)
# Use pvsoptimize to reduce background tasks and IO
urlperf = xenrt.TEC().lookup("EXPORT_DISTFILES_HTTP", "")
pvsexe = "TargetOSOptimizer.exe"
pvsurl = "%s/performance/support-files/%s" % (urlperf, pvsexe)
xenrt.TEC().logverbose("Getting pvsfile from %s" % (pvsurl))
pvsfile = xenrt.TEC().getFile(pvsurl, pvsurl)
cpath = "c:\\%s" % pvsexe
self.template.xmlrpcSendFile(pvsfile, cpath)
self.template.xmlrpcExec("%s /s" % cpath)
if self.bench == "fio":
self.template.installFioWin()
else:
self.template.installIOMeter()
# Reboot once more to ensure everything is quiescent
self.template.reboot()
else:
if isinstance(self.template, xenrt.lib.esx.Guest):
self.template.installTools()
if self.bench == "fio":
self.installFioOnLinuxGuest()
else:
self.template.installLatency()
libsynexec.initialise_slave(self.template)
if self.distro.startswith("rhel") or self.distro.startswith(
"centos") or self.distro.startswith("oel"):
# When we clone this guest, we don't want it to remember its MAC address
self.template.execguest(
"sed -i /HWADDR/d /etc/sysconfig/network-scripts/ifcfg-eth0"
)
# Shutdown VM for cloning
self.shutdown_vm(self.template)
else:
for vm in guests:
if vm.getName() == "vm-template":
self.template = vm
self.windows = self.template.windows
def run(self, arglist=None):
sftp = self.host.sftpClient()
# From http://downloads.sourceforge.net/project/lmbench/development/lmbench-3.0-a9/lmbench-3.0-a9.tgz
lmbenchFilename = "lmbench.tgz"
lmbenchSrc = "%s/%s" % (self.instFiledir, lmbenchFilename)
lmbenchDest = "/root/%s" % lmbenchFilename
# Install lmbench
sftp.copyTo(lmbenchSrc, lmbenchDest)
output = self.host.execdom0("tar xvfz /root/lmbench.tgz")
xenrt.TEC().logverbose("output: %s" % output)
output = self.host.execdom0(
"tar xvfz /root/lmbench/lmbench-3.0-a9.tgz")
xenrt.TEC().logverbose("output: %s" % output)
instDir = "/root/lmbench-3.0-a9"
# Install make, gcc
extraargs = ""
if xenrt.productLib(host=self.host) == xenrt.lib.xenserver:
extraargs = "--disablerepo=citrix --enablerepo=base,updates"
cmds = [
"yum %s install -y make" % extraargs,
"yum %s install -y gcc" % extraargs,
]
for cmd in cmds:
output = self.host.execdom0(cmd)
xenrt.TEC().logverbose("output: %s" % output)
# Run the script which tells us what OS name lmbench will use -- normally "i686-pc-linux-gnu" in 32-bit dom0
# (Note: the output from this script is different depending on pwd! Run from within scripts directory.)
osName = self.host.execdom0("cd %s/scripts && ./os" % instDir).strip()
xenrt.TEC().logverbose("lmbench calls the dom0 OS '%s'" % osName)
# Install the config file
configDestDir = "%s/bin/%s" % (instDir, osName)
configDest = "%s/CONFIG.%s" % (configDestDir, self.host.getName())
self.host.execdom0("mkdir -p %s" % configDestDir)
self.host.execdom0("cp /root/lmbench/lmbench.config %s" % configDest)
# Install the info file
self.host.execdom0(
"cp %s/scripts/info-template %s/INFO.q9" % (instDir, configDestDir)
) # "INFO.q9" because this is what is specified in the CONFIG file
substitutions = [
"s/^MB=[0-9]*$/MB=%d/" % self.mb, # Tweak the 'MB' parameter
"s/^OS=\"[^\"]*\"$/OS=\"%s\"/" %
osName, # Tweak the 'OS' parameter
]
# Perform substitutions on config file
for sub in substitutions:
self.host.execdom0("sed -i '%s' %s" % (sub, configDest))
# Run the benchmark (repeatedly)
cmds = [
"make rerun"
] * self.runs # use "rerun" rather than "results" so it picks up the existing CONFIG file
for cmd in cmds:
output = self.host.execdom0("cd %s && %s" % (instDir, cmd),
timeout=7200)
xenrt.TEC().logverbose("output: %s" % output)
# Get the output
remoteOutdir = "%s/results/%s" % (instDir, osName)
self.host.execdom0(
"cd %s; for file in *; do newname=`echo $file | sed 's/^.*\./iter-/'`; mkdir $newname; ln -s ../$file $newname/results.log; done"
% remoteOutdir)
xenrt.TEC().logverbose("copying outdir %s to logs" % remoteOutdir)
sftp.copyTreeFromRecurse(remoteOutdir, xenrt.TEC().getLogdir())
xenrt.TEC().logverbose("copied outdir to logs")
