diff options
| -rw-r--r-- | build/Makefile | 2 | ||||
| -rwxr-xr-x | build/overcloud-full.sh | 57 | ||||
| -rwxr-xr-x | build/overcloud-opendaylight.sh | 29 | ||||
| -rwxr-xr-x | ci/clean.sh | 2 | ||||
| -rwxr-xr-x | lib/configure-deps-functions.sh | 53 | ||||
| -rwxr-xr-x | lib/configure-vm | 32 | ||||
| -rw-r--r-- | lib/installer/domain.xml | 6 | ||||
| -rw-r--r-- | lib/python/apex/inventory.py | 3 | ||||
| -rwxr-xr-x | lib/undercloud-functions.sh | 41 | ||||
| -rwxr-xr-x | lib/virtual-setup-functions.sh | 10 |
10 files changed, 167 insertions, 68 deletions
diff --git a/build/Makefile b/build/Makefile index 05e4cd40..43eae37a 100644 --- a/build/Makefile +++ b/build/Makefile @@ -279,7 +279,7 @@ iso: iso-clean images rpms $(CENTISO) @ln $(RPMUDR) $(BUILD_DIR)/centos/Packages @ln $(RPMODL) $(BUILD_DIR)/centos/Packages # add packages to the centos packages - cd $(BUILD_DIR)/centos/Packages && yumdownloader openvswitch jq python34 python34-libs python34-PyYAML python34-setuptools ipxe-roms-qemu python34-jinja2 python34-markupsafe python2-virtualbmc python-pbr python-prettytable python-pyghmi python-crypto + cd $(BUILD_DIR)/centos/Packages && yumdownloader openvswitch jq python34 python34-libs python34-PyYAML python34-setuptools ipxe-roms-qemu python34-jinja2 python34-markupsafe python2-virtualbmc python-pbr python-prettytable python-pyghmi python-crypto libvirt-python cd $(BUILD_DIR)/centos/Packages && curl -O http://artifacts.opnfv.org/apex/dependencies/python3-ipmi-0.3.0-1.noarch.rpm # regenerate yum repo data @echo "Generating new yum metadata" diff --git a/build/overcloud-full.sh b/build/overcloud-full.sh index 0f7318a6..5f50c1d5 100755 --- a/build/overcloud-full.sh +++ b/build/overcloud-full.sh @@ -35,6 +35,37 @@ pushd apex-os-net-config/os_net_config > /dev/null git archive --format=tar.gz --prefix=os_net_config/ HEAD > ${BUILD_DIR}/apex-os-net-config.tar.gz popd > /dev/null +# tar up vsperf +rm -rf vsperf vsperf.tar.gz +git clone https://gerrit.opnfv.org/gerrit/vswitchperf vsperf +tar czf vsperf.tar.gz vsperf + +# Increase disk size by 900MB to accommodate more packages +qemu-img resize overcloud-full_build.qcow2 +900MB + +# expand file system to max disk size +# installing forked apex-puppet-tripleo +LIBGUESTFS_BACKEND=direct virt-customize \ + --run-command "xfs_growfs /dev/sda" \ + --upload ${BUILD_DIR}/apex-puppet-tripleo.tar.gz:/etc/puppet/modules \ + --run-command "cd /etc/puppet/modules && rm -rf tripleo && tar xzf apex-puppet-tripleo.tar.gz" \ + --upload ${BUILD_DIR}/apex-os-net-config.tar.gz:/usr/lib/python2.7/site-packages \ + --run-command "cd /usr/lib/python2.7/site-packages/ && rm -rf os_net_config && tar xzf apex-os-net-config.tar.gz" \ + --run-command "if ! rpm -qa | grep python-redis; then yum install -y python-redis; fi" \ + --run-command "sed -i 's/^#UseDNS.*$/UseDNS no/' /etc/ssh/sshd_config" \ + --run-command "sed -i 's/^GSSAPIAuthentication.*$/GSSAPIAuthentication no/' /etc/ssh/sshd_config" \ + --run-command "yum install -y etcd" \ + --install python-etcd \ + --run-command "puppet module install cristifalcas/etcd" \ + --run-command "rm -f /etc/sysctl.d/80-vpp.conf" \ + --install unzip \ + --upload ${BUILD_DIR}/vsperf.tar.gz:/var/opt \ + --run-command "cd /var/opt && tar xzf vsperf.tar.gz" \ + --run-command "sed -i -E 's/timeout=[0-9]+/timeout=60/g' /usr/share/openstack-puppet/modules/rabbitmq/lib/puppet/provider/rabbitmqctl.rb" \ + -a overcloud-full_build.qcow2 + +# Arch dependent on x86 +if [ "$(uname -i)" == 'x86_64' ]; then dpdk_pkg_str='' for package in ${dpdk_rpms[@]}; do wget "$dpdk_uri_base/$package" @@ -48,11 +79,6 @@ pushd puppet-fdio > /dev/null git archive --format=tar.gz --prefix=fdio/ HEAD > ${BUILD_DIR}/puppet-fdio.tar.gz popd > /dev/null -# tar up vsperf -rm -rf vsperf vsperf.tar.gz -git clone https://gerrit.opnfv.org/gerrit/vswitchperf vsperf -tar czf vsperf.tar.gz vsperf - # Master FD.IO Repo cat > ${BUILD_DIR}/fdio.repo << EOF [fdio-master] @@ -75,44 +101,29 @@ done # Increase disk size by 900MB to accommodate more packages qemu-img resize overcloud-full_build.qcow2 +900MB -# expand file system to max disk size -# installing forked apex-puppet-tripleo # upload dpdk rpms but do not install # install fd.io yum repo and packages # upload puppet fdio # git clone vsperf into the overcloud image # upload the rt_kvm kernel LIBGUESTFS_BACKEND=direct virt-customize \ - --run-command "xfs_growfs /dev/sda" \ - --upload ${BUILD_DIR}/apex-puppet-tripleo.tar.gz:/etc/puppet/modules \ - --run-command "cd /etc/puppet/modules && rm -rf tripleo && tar xzf apex-puppet-tripleo.tar.gz" \ - --upload ${BUILD_DIR}/apex-os-net-config.tar.gz:/usr/lib/python2.7/site-packages \ - --run-command "cd /usr/lib/python2.7/site-packages/ && rm -rf os_net_config && tar xzf apex-os-net-config.tar.gz" \ - --run-command "if ! rpm -qa | grep python-redis; then yum install -y python-redis; fi" \ - --run-command "sed -i 's/^#UseDNS.*$/UseDNS no/' /etc/ssh/sshd_config" \ - --run-command "sed -i 's/^GSSAPIAuthentication.*$/GSSAPIAuthentication no/' /etc/ssh/sshd_config" \ --run-command "mkdir /root/dpdk_rpms" \ $dpdk_pkg_str \ + --upload ${BUILD_DIR}/puppet-fdio.tar.gz:/etc/puppet/modules \ + --run-command "cd /etc/puppet/modules && tar xzf puppet-fdio.tar.gz" \ --run-command "mkdir /root/fdio" \ --upload ${BUILD_DIR}/noarch/$netvpp_pkg:/root/fdio \ $fdio_pkg_str \ --run-command "yum install -y /root/fdio/*.rpm" \ - --run-command "yum install -y etcd" \ - --install python-etcd \ - --run-command "puppet module install cristifalcas/etcd" \ - --run-command "rm -f /etc/sysctl.d/80-vpp.conf" \ - --install unzip \ --upload ${BUILD_DIR}/puppet-fdio.tar.gz:/etc/puppet/modules \ --run-command "cd /etc/puppet/modules && tar xzf puppet-fdio.tar.gz" \ - --upload ${BUILD_DIR}/vsperf.tar.gz:/var/opt \ - --run-command "cd /var/opt && tar xzf vsperf.tar.gz" \ --run-command "curl -f https://copr.fedorainfracloud.org/coprs/leifmadsen/ovs-master/repo/epel-7/leifmadsen-ovs-master-epel-7.repo > /etc/yum.repos.d/leifmadsen-ovs-master-epel-7.repo" \ --run-command "mkdir /root/ovs27" \ --run-command "yumdownloader --destdir=/root/ovs27 openvswitch*2.7* python-openvswitch-2.7*" \ - --run-command "sed -i -E 's/timeout=[0-9]+/timeout=60/g' /usr/share/openstack-puppet/modules/rabbitmq/lib/puppet/provider/rabbitmqctl.rb" \ --upload ${CACHE_DIR}/$kvmfornfv_kernel_rpm:/root/ \ --install python2-networking-sfc \ -a overcloud-full_build.qcow2 +fi mv -f overcloud-full_build.qcow2 overcloud-full.qcow2 popd > /dev/null diff --git a/build/overcloud-opendaylight.sh b/build/overcloud-opendaylight.sh index 33d4dd1f..12b47f1e 100755 --- a/build/overcloud-opendaylight.sh +++ b/build/overcloud-opendaylight.sh @@ -46,9 +46,6 @@ pushd netready/ > /dev/null git archive --format=tar.gz HEAD:deploy/puppet/ > ${BUILD_DIR}/puppet-gluon.tar.gz popd > /dev/null -# Download quagga/zrpc rpms -populate_cache http://artifacts.opnfv.org/apex/danube/quagga/quagga-3.tar.gz - # Download ODL netvirt for VPP populate_cache http://artifacts.opnfv.org/apex/danube/fdio_netvirt/opendaylight-7.0.0-0.1.20170531snap665.el7.noarch.rpm @@ -59,9 +56,7 @@ populate_cache http://artifacts.opnfv.org/apex/danube/fdio_netvirt/opendaylight- # upload neutron patch for generic NS linux interface driver + OVS for external networks LIBGUESTFS_BACKEND=direct virt-customize \ --upload ${BUILD_DIR}/opendaylight.repo:/etc/yum.repos.d/opendaylight.repo \ - --run-command "curl -L https://nexus.fd.io/content/repositories/fd.io.stable.1704.centos7/io/fd/hc2vpp/honeycomb/1.17.04-2048.noarch/honeycomb-1.17.04-2048.noarch.rpm > /root/fdio/honeycomb-1.17.04-2048.noarch.rpm" \ --install opendaylight,python-networking-odl \ - --run-command "yum install -y /root/fdio/honeycomb-1.17.04-2048.noarch.rpm" \ --upload ${BUILD_DIR}/puppet-opendaylight-boron.tar.gz:/etc/puppet/modules/ \ --run-command "cd /etc/puppet/modules/ && tar xzf puppet-opendaylight-boron.tar.gz" \ --upload ${BUILD_DIR}/puppet-opendaylight-carbon.tar.gz:/root/ \ @@ -71,16 +66,30 @@ LIBGUESTFS_BACKEND=direct virt-customize \ --install python-click \ --upload ${CACHE_DIR}/$gluon_rpm:/root/\ --install /root/$gluon_rpm \ - --upload ${CACHE_DIR}/quagga-3.tar.gz:/root/ \ - --run-command "cd /root/ && tar xzf quagga-3.tar.gz" \ --run-command "yum downgrade -y python-zmq-14.3.1" \ - --install zeromq-4.1.4 \ --install capnproto-libs,capnproto \ - --run-command "cd /root/quagga; packages=\$(ls |grep -vE 'debuginfo|devel|contrib'); yum -y install \$packages" \ - --run-command "sudo usermod -a -G quaggavt quagga" \ --upload ${BUILD_ROOT}/patches/neutron-patch-NSDriver.patch:/usr/lib/python2.7/site-packages/ \ --upload ${CACHE_DIR}/opendaylight-7.0.0-0.1.20170531snap665.el7.noarch.rpm:/root/ \ -a overcloud-full-opendaylight_build.qcow2 +# Arch dependent on x86 +if [ "$(uname -i)" == 'x86_64' ]; then + +# Download quagga/zrpc rpms +populate_cache http://artifacts.opnfv.org/apex/danube/quagga/quagga-3.tar.gz +# Download Honeycomb +populate_cache https://nexus.fd.io/content/repositories/fd.io.stable.1704.centos7/io/fd/hc2vpp/honeycomb/1.17.04-2048.noarch/honeycomb-1.17.04-2048.noarch.rpm + +LIBGUESTFS_BACKEND=direct virt-customize \ + --upload ${CACHE_DIR}/honeycomb-1.17.04-2048.noarch.rpm:/root/fdio/ \ + --run-command "yum install -y /root/fdio/honeycomb-1.17.04-2048.noarch.rpm" \ + --install zeromq-4.1.4 \ + --upload ${CACHE_DIR}/quagga-3.tar.gz:/root/ \ + --run-command "cd /root/ && tar xzf quagga-3.tar.gz" \ + --run-command "cd /root/quagga; packages=\$(ls |grep -vE 'debuginfo|devel|contrib'); yum -y install \$packages" \ + --run-command "sudo usermod -a -G quaggavt quagga" \ + -a overcloud-full-opendaylight_build.qcow2 +fi + LIBGUESTFS_BACKEND=direct virt-sparsify --compress overcloud-full-opendaylight_build.qcow2 overcloud-full-opendaylight.qcow2 popd > /dev/null diff --git a/ci/clean.sh b/ci/clean.sh index bd48c0d1..fba1f126 100755 --- a/ci/clean.sh +++ b/ci/clean.sh @@ -89,7 +89,7 @@ fi # Clean off instack/undercloud VM for vm in instack undercloud; do virsh destroy $vm 2> /dev/null | xargs echo -n - virsh undefine $vm 2> /dev/null | xargs echo -n + virsh undefine --nvram $vm 2> /dev/null | xargs echo -n /usr/bin/touch /var/lib/libvirt/images/${vm}.qcow2 virsh vol-delete ${vm}.qcow2 --pool default 2> /dev/null | xargs echo -n rm -f /var/lib/libvirt/images/${vm}.qcow2 2> /dev/null diff --git a/lib/configure-deps-functions.sh b/lib/configure-deps-functions.sh index 32900015..4c00fbf3 100755 --- a/lib/configure-deps-functions.sh +++ b/lib/configure-deps-functions.sh @@ -129,36 +129,39 @@ EOF virsh pool-list --all | grep default > /dev/null || virsh pool-define-as --name default dir --target /var/lib/libvirt/images virsh pool-list | grep -Eo "default\s+active" > /dev/null || (virsh pool-autostart default; virsh pool-start default) - if ! egrep '^flags.*(vmx|svm)' /proc/cpuinfo > /dev/null; then - echo "${red}virtualization extensions not found, kvm kernel module insertion may fail.\n \ + # Virt flag check is Arch dependent on x86 + if [ "$(uname -i)" == 'x86_64' ]; then + if ! egrep '^flags.*(vmx|svm)' /proc/cpuinfo > /dev/null; then + echo "${red}virtualization extensions not found, kvm kernel module insertion may fail.\n \ Are you sure you have enabled vmx in your bios or hypervisor?${reset}" - fi + fi - if ! lsmod | grep kvm > /dev/null; then modprobe kvm; fi - if ! lsmod | grep kvm_intel > /dev/null; then modprobe kvm_intel; fi + if ! lsmod | grep kvm > /dev/null; then modprobe kvm; fi + if ! lsmod | grep kvm_intel > /dev/null; then modprobe kvm_intel; fi - if ! lsmod | grep kvm > /dev/null; then - echo "${red}kvm kernel modules not loaded!${reset}" - return 1 - fi + if ! lsmod | grep kvm > /dev/null; then + echo "${red}kvm kernel modules not loaded!${reset}" + return 1 + fi - # try to enabled nested kvm - if [ "$virtual" == "TRUE" ]; then - nested_kvm=`cat /sys/module/kvm_intel/parameters/nested` - if [ "$nested_kvm" != "Y" ]; then - # try to enable nested kvm - echo 'options kvm-intel nested=1' > /etc/modprobe.d/kvm_intel.conf - if rmmod kvm_intel; then - modprobe kvm_intel + # try to enabled nested kvm + if [ "$virtual" == "TRUE" ]; then + nested_kvm=`cat /sys/module/kvm_intel/parameters/nested` + if [ "$nested_kvm" != "Y" ]; then + # try to enable nested kvm + echo 'options kvm-intel nested=1' > /etc/modprobe.d/kvm_intel.conf + if rmmod kvm_intel; then + modprobe kvm_intel + fi + nested_kvm=`cat /sys/module/kvm_intel/parameters/nested` + fi + if [ "$nested_kvm" != "Y" ]; then + echo "${red}Cannot enable nested kvm, falling back to qemu for deployment${reset}" + DEPLOY_OPTIONS+=" --libvirt-type qemu" + else + echo "${blue}Nested kvm enabled, deploying with kvm acceleration${reset}" + fi fi - nested_kvm=`cat /sys/module/kvm_intel/parameters/nested` - fi - if [ "$nested_kvm" != "Y" ]; then - echo "${red}Cannot enable nested kvm, falling back to qemu for deployment${reset}" - DEPLOY_OPTIONS+=" --libvirt-type qemu" - else - echo "${blue}Nested kvm enabled, deploying with kvm acceleration${reset}" - fi fi ##sshkeygen for root diff --git a/lib/configure-vm b/lib/configure-vm index 340a7ab6..5cb45218 100755 --- a/lib/configure-vm +++ b/lib/configure-vm @@ -100,6 +100,7 @@ def main(): 'enable_serial_console': '', 'direct_boot': '', 'kernel_args': '', + 'user_interface': '', } if args.image is not None: params['imagefile'] = args.image @@ -162,6 +163,37 @@ def main(): <cmdline>%s</cmdline> """ % ' '.join(args.kernel_args) + if args.arch == 'aarch64': + + params['direct_boot'] += """ + <loader readonly='yes' type='pflash'>/usr/share/AAVMF/AAVMF_CODE.fd</loader> + <nvram>/var/lib/libvirt/qemu/nvram/centos7.0_VARS.fd</nvram> + """ + params['user_interface'] = """ + <controller type='virtio-serial' index='0'> + <address type='virtio-mmio'/> + </controller> + <serial type='pty'> + <target port='0'/> + </serial> + <console type='pty'> + <target type='serial' port='0'/> + </console> + <channel type='unix'> + <target type='virtio' name='org.qemu.guest_agent.0'/> + <address type='virtio-serial' controller='0' bus='0' port='1'/> + </channel> + """ + else: + params['user_interface'] = """ + <input type='mouse' bus='ps2'/> + <graphics type='vnc' port='-1' autoport='yes'/> + <video> + <model type='cirrus' vram='9216' heads='1'/> + </video> + """ + + libvirt_template = source_template % params conn=libvirt.open(args.uri) a = conn.defineXML(libvirt_template) diff --git a/lib/installer/domain.xml b/lib/installer/domain.xml index ead0de69..57a67d87 100644 --- a/lib/installer/domain.xml +++ b/lib/installer/domain.xml @@ -29,10 +29,6 @@ %(network)s %(bm_network)s %(enable_serial_console)s - <input type='mouse' bus='ps2'/> - <graphics type='vnc' port='-1' autoport='yes'/> - <video> - <model type='cirrus' vram='9216' heads='1'/> - </video> + %(user_interface)s </devices> </domain> diff --git a/lib/python/apex/inventory.py b/lib/python/apex/inventory.py index 2e08d3b9..64f47b49 100644 --- a/lib/python/apex/inventory.py +++ b/lib/python/apex/inventory.py @@ -9,6 +9,7 @@ import yaml import json +import platform from .common import constants from .common import utils @@ -67,7 +68,7 @@ class Inventory(dict): 'for non-HA baremetal deployment') if virtual: - self['arch'] = 'x86_64' + self['arch'] = platform.machine() self['host-ip'] = '192.168.122.1' self['power_manager'] = \ 'nova.virt.baremetal.virtual_power_driver.VirtualPowerManager' diff --git a/lib/undercloud-functions.sh b/lib/undercloud-functions.sh index 3bd0341a..44bd3903 100755 --- a/lib/undercloud-functions.sh +++ b/lib/undercloud-functions.sh @@ -173,6 +173,7 @@ EOI echo "Running undercloud installation and configuration." echo "Logging undercloud installation to stack@undercloud:/home/stack/apex-undercloud-install.log" ssh -T ${SSH_OPTIONS[@]} "stack@$UNDERCLOUD" << EOI +set -e openstack-config --set undercloud.conf DEFAULT local_ip ${admin_installer_vm_ip}/${admin_cidr##*/} openstack-config --set undercloud.conf DEFAULT network_gateway ${admin_installer_vm_ip} openstack-config --set undercloud.conf DEFAULT network_cidr ${admin_cidr} @@ -194,6 +195,22 @@ sudo sed -i '/CephClusterFSID:/c\\ CephClusterFSID: \\x27$(cat /proc/sys/kernel sudo sed -i '/CephMonKey:/c\\ CephMonKey: \\x27'"\$(ceph-authtool --gen-print-key)"'\\x27' /usr/share/openstack-tripleo-heat-templates/environments/storage-environment.yaml sudo sed -i '/CephAdminKey:/c\\ CephAdminKey: \\x27'"\$(ceph-authtool --gen-print-key)"'\\x27' /usr/share/openstack-tripleo-heat-templates/environments/storage-environment.yaml +if [ "\$(uname -i)" == 'aarch64' ]; then + +# These two fixes are done in the base OOO image build right now +# keeping them here to know that they are done and in case we need +# to take care of them in the future. +# # remove syslinux references for aarch64 +# sudo sh -xc 'cd /etc/puppet/modules/ironic/manifests && patch -p0 < puppet-ironic-manifests-pxe-pp-aarch64.patch' +# sudo sed -i '/syslinux-extlinux/d' /usr/share/instack-undercloud/puppet-stack-config/puppet-stack-config.pp +# +# # disable use_linkat in swift +# sudo sed -i 's/o_tmpfile_supported()/False/' /usr/lib/python2.7/site-packages/swift/obj/diskfile.py + + openstack-config --set undercloud.conf DEFAULT ipxe_enabled false + sudo sed -i '/ _link_ip_address_pxe_configs/a\\ _link_mac_pxe_configs(task)' /usr/lib/python2.7/site-packages/ironic/common/pxe_utils.py +fi + openstack undercloud install &> apex-undercloud-install.log || { # cat the undercloud install log incase it fails echo "ERROR: openstack undercloud install has failed. Dumping Log:" @@ -201,6 +218,30 @@ openstack undercloud install &> apex-undercloud-install.log || { exit 1 } +if [ "\$(uname -i)" == 'aarch64' ]; then +sudo yum -y reinstall grub2-efi shim +sudo cp /boot/efi/EFI/centos/grubaa64.efi /tftpboot/grubaa64.efi +sudo mkdir -p /tftpboot/EFI/centos +sudo tee /tftpboot/EFI/centos/grub.cfg > /dev/null << EOF +set default=master +set timeout=5 +set hidden_timeout_quiet=false + +menuentry "master" { +configfile /tftpboot/\\\$net_default_ip.conf +} +EOF +sudo chmod 644 /tftpboot/EFI/centos/grub.cfg +sudo openstack-config --set /etc/ironic/ironic.conf pxe uefi_pxe_config_template \\\$pybasedir/drivers/modules/pxe_grub_config.template +sudo openstack-config --set /etc/ironic/ironic.conf pxe uefi_pxe_bootfile_name grubaa64.efi +sudo service openstack-ironic-conductor restart +sudo sed -i 's/linuxefi/linux/g' /usr/lib/python2.7/site-packages/ironic/drivers/modules/pxe_grub_config.template +sudo sed -i 's/initrdefi/initrd/g' /usr/lib/python2.7/site-packages/ironic/drivers/modules/pxe_grub_config.template +echo '' | sudo tee --append /tftpboot/map-file > /dev/null +echo 'r ^/EFI/centos/grub.cfg-(.*) /tftpboot/pxelinux.cfg/\\1' | sudo tee --append /tftpboot/map-file > /dev/null +sudo service xinetd restart +fi + # Set nova domain name sudo openstack-config --set /etc/nova/nova.conf DEFAULT dns_domain ${domain_name} sudo openstack-config --set /etc/nova/nova.conf DEFAULT dhcp_domain ${domain_name} diff --git a/lib/virtual-setup-functions.sh b/lib/virtual-setup-functions.sh index ac7b507b..8e15ef5d 100755 --- a/lib/virtual-setup-functions.sh +++ b/lib/virtual-setup-functions.sh @@ -81,7 +81,7 @@ EOF cpu: $vcpus memory: $ramsize disk: 41 - arch: "x86_64" + arch: "$(uname -i)" capabilities: "$capability" EOF vbmc add baremetal$i --port 623$i @@ -139,11 +139,17 @@ function define_vm () { kernel_args='--kernel-arg console=ttyS0 --kernel-arg root=/dev/sda' fi + if [ "$(uname -i)" == 'aarch64' ]; then + diskbus='scsi' + else + diskbus='sata' + fi + # create the VM $LIB/configure-vm --name $1 \ --bootdev $2 \ --image "$volume_path" \ - --diskbus sata \ + --diskbus $diskbus \ --arch $(uname -i) \ --cpus $vcpus \ --memory $ramsize \ |