openstack
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devstack
Code Issues Proposed changes

Merge "Use Nehalem CPU model by default"

This commit is contained in:
Zuul 2021-10-22 13:27:53 +00:00 committed by Gerrit Code Review
parent af23507c34 e06d954229
commit c8134987c9
3 changed files with 7 additions and 2 deletions
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3
lib/nova
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@ -260,7 +260,8 @@ function configure_nova {
if [ ! -e /dev/kvm ]; then
echo "WARNING: Switching to QEMU"
LIBVIRT_TYPE=qemu
LIBVIRT_CPU_MODE=none
LIBVIRT_CPU_MODE=custom
LIBVIRT_CPU_MODEL=Nehalem
if which selinuxenabled >/dev/null 2>&1 && selinuxenabled; then
# https://bugzilla.redhat.com/show_bug.cgi?id=753589
sudo setsebool virt_use_execmem on

3
lib/nova_plugins/hypervisor-libvirt
View File

@ -40,6 +40,9 @@ function configure_nova_hypervisor {
configure_libvirt
iniset $NOVA_CONF libvirt virt_type "$LIBVIRT_TYPE"
iniset $NOVA_CONF libvirt cpu_mode "$LIBVIRT_CPU_MODE"
if [ "$LIBVIRT_CPU_MODE" == "custom" ] ; then
iniset $NOVA_CONF libvirt cpu_model "$LIBVIRT_CPU_MODEL"
fi
# Do not enable USB tablet input devices to avoid QEMU CPU overhead.
iniset $NOVA_CONF DEFAULT pointer_model "ps2mouse"
iniset $NOVA_CONF libvirt live_migration_uri "qemu+ssh://$STACK_USER@%s/system"

3
stackrc
View File

@ -623,7 +623,8 @@ VIRT_DRIVER=${VIRT_DRIVER:-$DEFAULT_VIRT_DRIVER}
case "$VIRT_DRIVER" in
ironic|libvirt)
LIBVIRT_TYPE=${LIBVIRT_TYPE:-kvm}
LIBVIRT_CPU_MODE=${LIBVIRT_CPU_MODE:-none}
LIBVIRT_CPU_MODE=${LIBVIRT_CPU_MODE:-custom}
LIBVIRT_CPU_MODEL=${LIBVIRT_CPU_MODEL:-Nehalem}
if [[ "$os_VENDOR" =~ (Debian|Ubuntu) ]]; then
# The groups change with newer libvirt. Older Ubuntu used
# 'libvirtd', but now uses libvirt like Debian. Do a quick check