修改nova.conf文件允许改变大小allow_resize_to_same_host

admin

$ sudo vi /etc/nova/nova.conf
4 a* z8 |8 C* c7 r3 ]+ ~Add the line to [DEFAULT] section.

$ B3 n8 U5 W' L' b; A[DEFAULT]
# Q" Z7 H9 k) C1 j" ]allow_resize_to_same_host = True
3 k) q9 z' n7 s+ _  i7 @8 s! j0 ostate_path = /var/lib/nova
7 i4 y, k, S4 Renabled_apis = osapi_compute,metadata
log_dir = /var/log/nova
' p9 b. g. ^. O, V8 L# H5 j6 kuse_neutron = True
% e8 S: G+ q" \" K/ o. B* ^; xlinuxnet_interface_driver = nova.network.linux_net.LinuxOVSInterfaceDriver
! I& G$ I( |5 B4 pfirewall_driver = nova.virt.firewall.NoopFirewallDriver
vif_plugging_is_fatal = True
3 ]: r+ c% r. y' Qvif_plugging_timeout = 300
resume_guests_state_on_host_boot = True


" G8 C/ m" A6 |2 y$ t2 cThe same setting can be added with
sudo openstack-config --set /etc/nova/nova.conf DEFAULT allow_resize_to_same_host True
Display the value set:
$ openstack-config --get /etc/nova/nova.conf DEFAULT allow_resize_to_same_host  True
+ c, n# M" I2 }/ S
  x, t9 D0 e/ kRestart OpenStack Nova services.
for service in compute api scheduler; do
  sudo systemctl restart openstack-nova-${service}.service
  m, x$ L. h& d% `5 Vdone
- I3 ]0 U" Z( w, y6 Y, |) k& \Retry instance resizing.

- a9 i; V" n2 b* u2 ^7 X