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[root@cld-ctrl-01 ~]# openstack aggregate list | grep CMB4Prim
| 147 | Unipd-CMB4PrimordialNonGaussianity                     | nova              |
[root@cld-ctrl-01 ~]# openstack aggregate show 147
+-------------------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| Field             | Value                                                                                                                                                                                                                                                                                                                                                            |
+-------------------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| availability_zone | nova                                                                                                                                                                                                                                                                                                                                                             |
| created_at        | 2018-07-20T08:42:57.000000                                                                                                                                                                                                                                                                                                                                       |
| deleted           | False                                                                                                                                                                                                                                                                                                                                                            |
| deleted_at        | None                                                                                                                                                                                                                                                                                                                                                             |
| hosts             | [u'cld-blu-15.cloud.pd.infn.it', u'cld-blu-16.cloud.pd.infn.it', u'cld-blu-14.cloud.pd.infn.it', u'cld-blu-11.cloud.pd.infn.it', u'cld-blu-12.cloud.pd.infn.it', u'cld-blu-13.cloud.pd.infn.it', u'cld-blu-07.cloud.pd.infn.it', u'cld-blu-06.cloud.pd.infn.it', u'cld-blu-05.cloud.pd.infn.it', u'cld-blu-01.cloud.pd.infn.it', u'cld-blu-02.cloud.pd.infn.it'] |
| id                | 147                                                                                                                                                                                                                                                                                                                                                              |
| name              | Unipd-CMB4PrimordialNonGaussianity                                                                                                                                                                                                                                                                                                                               |
| properties        | filter_tenant_id='ac321427699642e4b940d8489c19cf72', size='normal'                                                                                                                                                                                                                                                                                               |
| updated_at        | None                                                                                                                                                                                                                                                                                                                                                             |
+-------------------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+

[root@cld-ctrl-01 ~]# openstack aggregate remove host 147 cld-blu-01.cloud.pd.infn.it
+-------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| Field             | Value                                                                                                                                                                                                                                                                                                                            |
+-------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| availability_zone | nova                                                                                                                                                                                                                                                                                                                             |
| created_at        | 2018-07-20T08:42:57.000000                                                                                                                                                                                                                                                                                                       |
| deleted           | False                                                                                                                                                                                                                                                                                                                            |
| deleted_at        | None                                                                                                                                                                                                                                                                                                                             |
| hosts             | [u'cld-blu-15.cloud.pd.infn.it', u'cld-blu-16.cloud.pd.infn.it', u'cld-blu-14.cloud.pd.infn.it', u'cld-blu-11.cloud.pd.infn.it', u'cld-blu-12.cloud.pd.infn.it', u'cld-blu-13.cloud.pd.infn.it', u'cld-blu-07.cloud.pd.infn.it', u'cld-blu-06.cloud.pd.infn.it', u'cld-blu-05.cloud.pd.infn.it', u'cld-blu-02.cloud.pd.infn.it'] |
| id                | 147                                                                                                                                                                                                                                                                                                                              |
| metadata          | {u'size': u'normal', u'filter_tenant_id': u'ac321427699642e4b940d8489c19cf72', u'availability_zone': u'nova'}                                                                                                                                                                                                                    |
| name              | Unipd-CMB4PrimordialNonGaussianity                                                                                                                                                                                                                                                                                               |
| updated_at        | None                                                                                                                                                                                                                                                                                                                             |
+-------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
[root@cld-ctrl-01 ~]# openstack aggregate remove host 147 cld-blu-02.cloud.pd.infn.it
+-------------------+--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| Field             | Value                                                                                                                                                                                                                                                                                            |
+-------------------+--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| availability_zone | nova                                                                                                                                                                                                                                                                                             |
| created_at        | 2018-07-20T08:42:57.000000                                                                                                                                                                                                                                                                       |
| deleted           | False                                                                                                                                                                                                                                                                                            |
| deleted_at        | None                                                                                                                                                                                                                                                                                             |
| hosts             | [u'cld-blu-15.cloud.pd.infn.it', u'cld-blu-16.cloud.pd.infn.it', u'cld-blu-14.cloud.pd.infn.it', u'cld-blu-11.cloud.pd.infn.it', u'cld-blu-12.cloud.pd.infn.it', u'cld-blu-13.cloud.pd.infn.it', u'cld-blu-07.cloud.pd.infn.it', u'cld-blu-06.cloud.pd.infn.it', u'cld-blu-05.cloud.pd.infn.it'] |
| id                | 147                                                                                                                                                                                                                                                                                              |
| metadata          | {u'size': u'normal', u'filter_tenant_id': u'ac321427699642e4b940d8489c19cf72', u'availability_zone': u'nova'}                                                                                                                                                                                    |
| name              | Unipd-CMB4PrimordialNonGaussianity                                                                                                                                                                                                                                                               |
| updated_at        | None                                                                                                                                                                                                                                                                                             |
+-------------------+--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
[root@cld-ctrl-01 ~]# 
...
...
[root@cld-ctrl-01 ~]# openstack aggregate delete 147
[root@cld-ctrl-01 ~]#

[root@cld-ctrl-01 ~]# openstack aggregate list | grep CMB4Prim
| 147 | Unipd-CMB4PrimordialNonGaussianity | nova |
[root@cld-ctrl-01 ~]# openstack aggregate show 147
+-------------------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| Field | Value |
+-------------------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| availability_zone | nova |
| created_at | 2018-07-20T08:42:57.000000 |
| deleted | False |
| deleted_at | None |
| hosts | [u'cld-blu-15.cloud.pd.infn.it', u'cld-blu-16.cloud.pd.infn.it', u'cld-blu-14.cloud.pd.infn.it', u'cld-blu-11.cloud.pd.infn.it', u'cld-blu-12.cloud.pd.infn.it', u'cld-blu-13.cloud.pd.infn.it', u'cld-blu-07.cloud.pd.infn.it', u'cld-blu-06.cloud.pd.infn.it', u'cld-blu-05.cloud.pd.infn.it', u'cld-blu-01.cloud.pd.infn.it', u'cld-blu-02.cloud.pd.infn.it'] |
| id | 147 |
| name | Unipd-CMB4PrimordialNonGaussianity |
| properties | filter_tenant_id='ac321427699642e4b940d8489c19cf72', size='normal' |
| updated_at | None |
+-------------------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
[root@cld-ctrl-01 ~]# openstack aggregate delete 147
Failed to delete aggregate with name or ID '147': Cannot remove host from aggregate 147. Reason: Host aggregate is not empty. (HTTP 400) (Request-ID: req-6edfc16a-5727-4ffa-b617-346400067f7f)
1 of 1 aggregates failed to delete.
[root@cld-ctrl-01 ~]# openstack aggregate remove host 147 cld-blu-01.cloud.pd.infn.it
+-------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| Field | Value |
+-------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| availability_zone | nova |
| created_at | 2018-07-20T08:42:57.000000 |
| deleted | False |
| deleted_at | None |
| hosts | [u'cld-blu-15.cloud.pd.infn.it', u'cld-blu-16.cloud.pd.infn.it', u'cld-blu-14.cloud.pd.infn.it', u'cld-blu-11.cloud.pd.infn.it', u'cld-blu-12.cloud.pd.infn.it', u'cld-blu-13.cloud.pd.infn.it', u'cld-blu-07.cloud.pd.infn.it', u'cld-blu-06.cloud.pd.infn.it', u'cld-blu-05.cloud.pd.infn.it', u'cld-blu-02.cloud.pd.infn.it'] |
| id | 147 |
| metadata | {u'size': u'normal', u'filter_tenant_id': u'ac321427699642e4b940d8489c19cf72', u'availability_zone': u'nova'} |
| name | Unipd-CMB4PrimordialNonGaussianity |
| updated_at | None |
+-------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
[root@cld-ctrl-01 ~]# openstack aggregate remove host 147 cld-blu-02.cloud.pd.infn.it
+-------------------+--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| Field | Value |
+-------------------+--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| availability_zone | nova |
| created_at | 2018-07-20T08:42:57.000000 |
| deleted | False |
| deleted_at | None |
| hosts | [u'cld-blu-15.cloud.pd.infn.it', u'cld-blu-16.cloud.pd.infn.it', u'cld-blu-14.cloud.pd.infn.it', u'cld-blu-11.cloud.pd.infn.it', u'cld-blu-12.cloud.pd.infn.it', u'cld-blu-13.cloud.pd.infn.it', u'cld-blu-07.cloud.pd.infn.it', u'cld-blu-06.cloud.pd.infn.it', u'cld-blu-05.cloud.pd.infn.it'] |
| id | 147 |
| metadata | {u'size': u'normal', u'filter_tenant_id': u'ac321427699642e4b940d8489c19cf72', u'availability_zone': u'nova'} |
| name | Unipd-CMB4PrimordialNonGaussianity |
| updated_at | None |
+-------------------+--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
[root@cld-ctrl-01 ~]#

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