Open Stack

Hi Smooney,

thank you for your help. I am trying to enable randomization but not
working. The instance I have created is still in the same node. Below is my
nova configuration (added randomization from your suggestion) from the
master node (Template jinja2 based).

[DEFAULT]
enabled_apis = osapi_compute,metadata
transport_url = rabbit://openstack:{{ rabbitmq_pw }}@{{ controller1_ip_man
}}:5672,openstack:{{ rabbitmq_pw }}@{{ controller2_ip_man
}}:5672,openstack:{{ rabbitmq_pw }}@{{ controller3_ip_man }}:5672
my_ip = {{ hostvars[inventory_hostname]['ansible_ens3f1']['ipv4']['address']
}}
use_neutron = True
firewall_driver = nova.virt.firewall.NoopFirewallDriver
[api]
auth_strategy = keystone
[api_database]
[barbican]
[cache]
backend=oslo_cache.memcache_pool
enabled=true
memcache_servers={{ controller1_ip_man }}:11211,{{ controller2_ip_man
}}:11211,{{ controller3_ip_man }}:11211
[cells]
[cinder]
[compute]
[conductor]
[console]
[consoleauth]
[cors]
[crypto]
[database]
[devices]
[ephemeral_storage_encryption]
[filter_scheduler]
[glance]
api_servers = http://{{ vip }}:9292
[guestfs]
[healthcheck]
[hyperv]
[ironic]
[key_manager]
[keystone]
[keystone_authtoken]
auth_url = http://{{ vip }}:5000/v3
memcached_servers = {{ controller1_ip_man }}:11211,{{ controller2_ip_man
}}:11211,{{ controller3_ip_man }}:11211
auth_type = password
project_domain_name = default
user_domain_name = default
project_name = service
username = nova
password = {{ nova_pw }}
[libvirt]
virt_type = kvm
[matchmaker_redis]
[metrics]
[mks]
[neutron]
url = http://{{ vip }}:9696
auth_url = http://{{ vip }}:35357
auth_type = password
project_domain_name = default
user_domain_name = default
region_name = RegionOne
project_name = service
username = neutron
password = {{ neutron_pw }}
[notifications]
[osapi_v21]
[oslo_concurrency]
lock_path = /var/lib/nova/tmp
[oslo_messaging_amqp]
[oslo_messaging_kafka]
[oslo_messaging_notifications]
[oslo_messaging_rabbit]
[oslo_messaging_zmq]
[oslo_middleware]
[oslo_policy]
[pci]
[placement]
os_region_name = RegionOne
project_domain_name = Default
project_name = service
auth_type = password
user_domain_name = Default
auth_url = http://{{ vip }}:5000/v3
username = placement
password = {{ placement_pw }}
[quota]
[rdp]
[remote_debug]
[scheduler]
[serial_console]
[service_user]
[spice]
[upgrade_levels]
[vault]
[vendordata_dynamic_auth]
[vmware]
[vnc]
enabled = True
keymap=en-us
server_listen = {{ hostvars[inventory_hostname]['ansible_ens3f1']['ipv4'][
'address'] }}
server_proxyclient_address = {{ hostvars[inventory_hostname][
'ansible_ens3f1']['ipv4']['address'] }}
novncproxy_base_url = https://{{ vip }}:6080/vnc_auto.html
[workarounds]
[wsgi]
[xenserver]
[xvp]

Thank you,

Best Regards,
Zufar Dhiyaulhaq

On Mon, Nov 26, 2018 at 11:13 PM Sean Mooney <smooney at redhat.com> wrote:

> On Mon, 2018-11-26 at 17:45 +0700, Zufar Dhiyaulhaq wrote:
> > Hi,
> >
> > I am deploying OpenStack with 3 compute node, but I am seeing an
> abnormal distribution of instance, the instance is
> > only deployed in a specific compute node, and not distribute among other
> compute node.
> >
> > this is my nova.conf from the compute node. (template jinja2 based)
>
> hi, the default behavior of nova used to be spread not pack and i belive
> it still is.
> the default behavior with placement however is closer to a packing
> behavior as
> allcoation candiates are retrunidn in an undefined but deterministic order.
>
> on a busy cloud this does not strictly pack instaces but on a quite cloud
> it effectivly does
>
> you can try and enable randomisation of the allocation candiates by
> setting this config option in
> the nova.conf of the shcduler to true.
>
> https://docs.openstack.org/nova/latest/configuration/config.html#placement.randomize_allocation_candidates
>
> on that note can you provide the nova.conf for the schduelr is used
> instead of the compute node nova.conf.
> if you have not overriden any of the nova defaults the ram and cpu weigher
> should spread instances withing
> the allocation candiates returned by placement.
>
> >
> > [DEFAULT]
> > osapi_compute_listen = {{
> hostvars[inventory_hostname]['ansible_ens3f1']['ipv4']['address'] }}
> > metadata_listen = {{
> hostvars[inventory_hostname]['ansible_ens3f1']['ipv4']['address'] }}
> > enabled_apis = osapi_compute,metadata
> > transport_url = rabbit://openstack:{{ rabbitmq_pw }}@{{
> controller1_ip_man }}:5672,openstack:{{ rabbitmq_pw }}@{{
> > controller2_ip_man }}:5672,openstack:{{ rabbitmq_pw }}@{{
> controller3_ip_man }}:5672
> > my_ip = {{
> hostvars[inventory_hostname]['ansible_ens3f1']['ipv4']['address'] }}
> > use_neutron = True
> > firewall_driver = nova.virt.firewall.NoopFirewallDriver
> > [api]
> > auth_strategy = keystone
> > [api_database]
> > connection = mysql+pymysql://nova:{{ nova_dbpw }}@{{ vip }}/nova_api
> > [barbican]
> > [cache]
> > backend=oslo_cache.memcache_pool
> > enabled=true
> > memcache_servers={{ controller1_ip_man }}:11211,{{ controller2_ip_man
> }}:11211,{{ controller3_ip_man }}:11211
> > [cells]
> > [cinder]
> > os_region_name = RegionOne
> > [compute]
> > [conductor]
> > [console]
> > [consoleauth]
> > [cors]
> > [crypto]
> > [database]
> > connection = mysql+pymysql://nova:{{ nova_dbpw }}@{{ vip }}/nova
> > [devices]
> > [ephemeral_storage_encryption]
> > [filter_scheduler]
> > [glance]
> > api_servers = http://{{ vip }}:9292
> > [guestfs]
> > [healthcheck]
> > [hyperv]
> > [ironic]
> > [key_manager]
> > [keystone]
> > [keystone_authtoken]
> > auth_url = http://{{ vip }}:5000/v3
> > memcached_servers = {{ controller1_ip_man }}:11211,{{ controller2_ip_man
> }}:11211,{{ controller3_ip_man }}:11211
> > auth_type = password
> > project_domain_name = default
> > user_domain_name = default
> > project_name = service
> > username = nova
> > password = {{ nova_pw }}
> > [libvirt]
> > [matchmaker_redis]
> > [metrics]
> > [mks]
> > [neutron]
> > url = http://{{ vip }}:9696
> > auth_url = http://{{ vip }}:35357
> > auth_type = password
> > project_domain_name = default
> > user_domain_name = default
> > region_name = RegionOne
> > project_name = service
> > username = neutron
> > password = {{ neutron_pw }}
> > service_metadata_proxy = true
> > metadata_proxy_shared_secret = {{ metadata_secret }}
> > [notifications]
> > [osapi_v21]
> > [oslo_concurrency]
> > lock_path = /var/lib/nova/tmp
> > [oslo_messaging_amqp]
> > [oslo_messaging_kafka]
> > [oslo_messaging_notifications]
> > [oslo_messaging_rabbit]
> > [oslo_messaging_zmq]
> > [oslo_middleware]
> > [oslo_policy]
> > [pci]
> > [placement]
> > os_region_name = RegionOne
> > project_domain_name = Default
> > project_name = service
> > auth_type = password
> > user_domain_name = Default
> > auth_url = http://{{ vip }}:5000/v3
> > username = placement
> > password = {{ placement_pw }}
> > [quota]
> > [rdp]
> > [remote_debug]
> > [scheduler]
> > discover_hosts_in_cells_interval = 300
> > [serial_console]
> > [service_user]
> > [spice]
> > [upgrade_levels]
> > [vault]
> > [vendordata_dynamic_auth]
> > [vmware]
> > [vnc]
> > enabled = true
> > keymap=en-us
> > novncproxy_base_url = https://{{ vip }}:6080/vnc_auto.html
> > novncproxy_host = {{
> hostvars[inventory_hostname]['ansible_ens3f1']['ipv4']['address'] }}
> > [workarounds]
> > [wsgi]
> > [xenserver]
> > [xvp]
> > [placement_database]
> > connection=mysql+pymysql://nova:{{ nova_dbpw }}@{{ vip }}/nova_placement
> >
> > what is the problem? I have lookup the openstack-nova-scheduler in the
> controller node but it's running well with only
> > warning
> >
> >  nova-scheduler[19255]:
> /usr/lib/python2.7/site-packages/oslo_db/sqlalchemy/enginefacade.py:332:
> NotSupportedWarning:
> > Configuration option(s) ['use_tpool'] not supported
> >
> > the result I want is the instance is distributed in all compute node.
> > Thank you.
> >
> > _______________________________________________
> > Mailing list:
> http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack
> > Post to     : openstack at lists.openstack.org
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>
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