Because {T216004}.
For the record, all the following VMs are currently unreachable:
```lines=20
root@cloudcontrol1004:~# nova list --all-tenants --host cloudvirt1018
+--------------------------------------+----------------------------------+---------------------------+---------+------------+-------------+------------------------------------------------------+
| ID | Name | Tenant ID | Status | Task State | Power State | Networks |
+--------------------------------------+----------------------------------+---------------------------+---------+------------+-------------+------------------------------------------------------+
| f866beab-86c4-406b-9daf-8840343497b6 | a11y | reading-web-staging | ACTIVE | - | Running | lan-flat-cloudinstances2b=172.16.2.58 |
| ecef497d-4b1f-4217-a4fc-2c6b7b12cf22 | abogott-scapserver | testlabs | ACTIVE | - | Running | lan-flat-cloudinstances2b=172.16.7.181 |
| 0b180503-67c2-44ed-ad69-07614a7e1339 | af-puppetdb01 | automation-framework | ACTIVE | - | Running | lan-flat-cloudinstances2b=172.16.4.74 |
| 1f14c95b-c347-41ce-9518-f225c17929ff | api | openocr | ACTIVE | - | Running | lan-flat-cloudinstances2b=172.16.2.118 |
| 6b0fed2a-34a6-48d1-ba2f-472a3f22c5c7 | asdf | quotatest | ACTIVE | - | Running | lan-flat-cloudinstances2b=172.16.5.196 |
| 1144cb61-f7ab-436f-bd02-003e40667be6 | bastion-eqiad1-02 | bastion | ACTIVE | - | Running | lan-flat-cloudinstances2b=172.16.3.155, 185.15.56.16 |
| 46ee95a5-04d3-4490-b334-692a92d2fc85 | clm-test-01 | community-labs-monitoring | ACTIVE | - | Running | lan-flat-cloudinstances2b=172.16.5.10 |
| b65c0c7d-280f-407b-bf13-fb4b16523c2c | compiler1002 | puppet-diffs | ACTIVE | - | Running | lan-flat-cloudinstances2b=172.16.4.137 |
| f14867c7-d6d1-4ffc-bcf7-0674a9114733 | cyberbot-exec-iabot-01 | cyberbot | ACTIVE | - | Running | lan-flat-cloudinstances2b=172.16.2.22, 185.15.56.22 |
| 27460e9d-5548-4cd6-9472-548db6402294 | deployment-db03 | deployment-prep | ACTIVE | - | Running | lan-flat-cloudinstances2b=172.16.5.23 |
| 73f33f94-7cc3-4015-a9e1-59bb7ed81cb3 | deployment-db04 | deployment-prep | ACTIVE | - | Running | lan-flat-cloudinstances2b=172.16.5.5 |
| 52864d30-c5c1-420a-bcb7-b0dd14c5ef7a | deployment-memc05 | deployment-prep | ACTIVE | - | Running | lan-flat-cloudinstances2b=172.16.5.17 |
| c5959b75-64b2-4203-98ed-ccb4bbcf0a79 | deployment-pdfrender02 | deployment-prep | ACTIVE | - | Running | lan-flat-cloudinstances2b=172.16.5.43 |
| 3982270f-e578-4a39-809a-eb5c9656f13a | deployment-sca01 | deployment-prep | ACTIVE | - | Running | lan-flat-cloudinstances2b=172.16.5.13 |
| 30c4c394-d8cf-49de-8169-94be79b2d8bb | design-lsg3 | design | SHUTOFF | - | Shutdown | lan-flat-cloudinstances2b=172.16.7.136 |
| 9b42bf2e-dda6-4898-b2d5-09383d6891ea | eventmetrics-dev01 | eventmetrics | ACTIVE | - | Running | lan-flat-cloudinstances2b=172.16.2.51 |
| 13911639-b8a4-4144-ab12-c43eab9ad8e7 | fridolin | catgraph | ACTIVE | - | Running | lan-flat-cloudinstances2b=172.16.2.8 |
| c7bed3eb-decf-4a95-8ed5-a13703f0284d | gtirloni-puppetmaster-01 | testlabs | ACTIVE | - | Running | lan-flat-cloudinstances2b=172.16.2.3 |
| 86d34401-0a21-443c-8fb4-6bd2fc62069b | hadoop-master-3 | analytics | ACTIVE | - | Running | lan-flat-cloudinstances2b=172.16.2.239 |
| 7d65bc85-5bc6-4055-a6d8-62658805d6d8 | ign | ign2commons | ACTIVE | - | Running | lan-flat-cloudinstances2b=172.16.7.30 |
| f6fdd3f2-ee6a-4002-8231-92f1921ce4a7 | integration-castor03 | integration | ACTIVE | - | Running | lan-flat-cloudinstances2b=172.16.5.146 |
| 9bd9c836-cead-43c4-bc16-c0f06d7b83c3 | integration-slave-docker-1017 | integration | ACTIVE | - | Running | lan-flat-cloudinstances2b=172.16.2.220 |
| d9c6bb3c-40d9-4331-b88c-06c94bf63f6e | integration-slave-docker-1033 | integration | ACTIVE | - | Running | lan-flat-cloudinstances2b=172.16.2.221 |
| 8a9838cf-f05d-41fe-ba6a-1f975f6ae0ba | integration-slave-docker-1038 | integration | ACTIVE | - | Running | lan-flat-cloudinstances2b=172.16.7.169 |
| 40ceef97-ed07-48bc-8636-8a9dfc6b7ec9 | integration-slave-jessie-1003 | integration | ACTIVE | - | Running | lan-flat-cloudinstances2b=172.16.2.227 |
| dae7f0c4-524a-4a90-bd2a-683c73042ac2 | integration-slave-jessie-android | integration | ACTIVE | - | Running | lan-flat-cloudinstances2b=172.16.6.183 |
| 5a339ad6-fd19-43b7-85ab-23f62153e47a | k8s-master-01 | general-k8s | ACTIVE | - | Running | lan-flat-cloudinstances2b=172.16.2.202 |
| 91a2c950-2590-4e17-88fb-88d8d60ffbdf | k8s-node-03 | general-k8s | ACTIVE | - | Running | lan-flat-cloudinstances2b=172.16.2.200 |
| eb4ab189-eef2-4998-992e-9e028b19f0a0 | k8s-node-05 | general-k8s | ACTIVE | - | Running | lan-flat-cloudinstances2b=172.16.2.205 |
| b25b3e23-ab4f-4844-ab89-9fe17db298da | k8s-node-06 | general-k8s | ACTIVE | - | Running | lan-flat-cloudinstances2b=172.16.2.206 |
| b84f48a5-6e9b-46bf-b0e8-4c1744346ab3 | kdc | analytics | ACTIVE | - | Running | lan-flat-cloudinstances2b=172.16.2.235 |
| 28880c4d-3a07-4a9e-8c56-3f3b26241172 | labstash-jessie1 | logging | ACTIVE | - | Running | lan-flat-cloudinstances2b=172.16.2.32 |
| cead6ba0-bc5b-4b6a-85a2-6480cd9227bd | language-mleb-legacy | language | ACTIVE | - | Running | lan-flat-cloudinstances2b=172.16.2.102 |
| 5f162b81-465f-49f5-baf6-eb90c3ebe020 | login-test | catgraph | ACTIVE | - | Running | lan-flat-cloudinstances2b=172.16.2.7 |
| 2f567056-a6e9-4d25-b346-f72cbc7522e7 | lsg-01 | design | SHUTOFF | - | Shutdown | lan-flat-cloudinstances2b=172.16.7.131 |
| 2600f5bc-dad7-4ccc-9c6a-679819627703 | mathosphere | math | ACTIVE | - | Running | lan-flat-cloudinstances2b=172.16.5.60, 185.15.56.41 |
| 3d70188e-749a-4f21-9780-74990b90ca91 | mc-clusterA-1 | test-twemproxy | ACTIVE | - | Running | lan-flat-cloudinstances2b=172.16.2.74 |
| 1022031a-7557-444e-8d88-27866a65dfe9 | mwoffliner5 | mwoffliner | ACTIVE | - | Running | lan-flat-cloudinstances2b=172.16.7.222 |
| fccb403f-c9c2-4b85-b918-e841a7dfc190 | novaadminmadethis-4 | quotatest | ACTIVE | - | Running | lan-flat-cloudinstances2b=172.16.5.202 |
| fc896d7a-bbf6-431e-9f4d-3d13a9dc21fc | ntp-01 | cloudinfra | ACTIVE | - | Running | lan-flat-cloudinstances2b=172.16.2.81, 185.15.56.3 |
| 484f1583-2288-4be0-8c34-bb130a172124 | ntp-02 | cloudinfra | ACTIVE | - | Running | lan-flat-cloudinstances2b=172.16.2.82, 185.15.56.27 |
| 1ae4ec8f-6bad-42cc-a646-58ede7f143ff | ogvjs-testing | ogvjs-integration | ACTIVE | - | Running | lan-flat-cloudinstances2b=172.16.5.149 |
| 3c3cb7b8-568b-4441-974a-cc0221756ca9 | phragile-pro | phragile | ACTIVE | - | Running | lan-flat-cloudinstances2b=172.16.6.143 |
| 6fa321b2-9e00-49b3-bc45-74183658fc1f | planet-hotdog | planet | ACTIVE | - | Running | lan-flat-cloudinstances2b=172.16.2.208 |
| 035e1323-825a-486e-b355-2a296ae7f540 | pub2 | wikiapiary | ACTIVE | - | Running | lan-flat-cloudinstances2b=172.16.0.87, 185.15.56.32 |
| b0497c5a-04da-4b5c-8db2-7c101fd56686 | puppenmeister | planet | ACTIVE | - | Running | lan-flat-cloudinstances2b=172.16.2.207 |
| baa5fee9-c34c-44d7-915c-554588f422ac | puppet-compiler-v4-other | testlabs | ACTIVE | - | Running | lan-flat-cloudinstances2b=172.16.2.253 |
| 357ce0c0-31a4-4590-95f5-935132a9e370 | puppet-compiler-v4-tools | testlabs | ACTIVE | - | Running | lan-flat-cloudinstances2b=172.16.2.252 |
| d6a6c911-feb1-4a3b-aed4-0d8d81489073 | quarry-beta-01 | quarry | ACTIVE | - | Running | lan-flat-cloudinstances2b=172.16.7.7 |
| 715afc3e-6092-4800-bfc9-32b7d8f338d5 | signwriting-swis | signwriting | ACTIVE | - | Running | lan-flat-cloudinstances2b=172.16.5.145 |
| c8f78a3f-dd7c-4e8f-95a0-46fb427af633 | signwriting-swserver | signwriting | ACTIVE | - | Running | lan-flat-cloudinstances2b=172.16.5.147 |
| 137ee7e2-62f7-4117-b34f-959b484b3c80 | social-tools3 | social-tools | ACTIVE | - | Running | lan-flat-cloudinstances2b=172.16.3.196 |
| bca530a9-888b-438b-94ca-5c0b854cac5c | striker-deploy04 | striker | ACTIVE | - | Running | lan-flat-cloudinstances2b=172.16.2.209 |
| 60dfcf9c-558f-4a1b-b02b-36299741d573 | striker-puppet01 | striker | ACTIVE | - | Running | lan-flat-cloudinstances2b=172.16.2.214 |
| 03d53e02-5084-46ea-8c1c-e0aeffb1f61a | t166878 | otrs | ACTIVE | - | Running | lan-flat-cloudinstances2b=172.16.6.147 |
| 5e15682b-63db-438b-96aa-2ba77b09fb9a | togetherjs | visualeditor | ACTIVE | - | Running | lan-flat-cloudinstances2b=172.16.4.216 |
| 6f86abc0-9786-4f72-80fd-ec1fe7117d41 | tools-sgebastion-06 | tools | ACTIVE | - | Running | lan-flat-cloudinstances2b=172.16.4.22, 185.15.56.48 |
| bad6cee2-2748-4e14-9dcc-3ccdc28f279e | tools-sgeexec-0902 | tools | ACTIVE | - | Running | lan-flat-cloudinstances2b=172.16.4.228 |
| c6fb7a36-21da-40f9-b872-d354957ec55a | tools-sgeexec-0903 | tools | ACTIVE | - | Running | lan-flat-cloudinstances2b=172.16.7.105 |
| 91dab9d7-4e88-427e-a02b-961b705d4355 | tools-sgewebgrid-generic-0901 | tools | ACTIVE | - | Running | lan-flat-cloudinstances2b=172.16.4.209 |
| 9a27a423-3bdf-42da-bd89-52d5b4ad2417 | tools-sgewebgrid-lighttpd-0901 | tools | ACTIVE | - | Running | lan-flat-cloudinstances2b=172.16.4.211 |
| 0934e6d1-8e58-497b-a1d3-d16d015fdcda | ve-font | design | ACTIVE | - | Running | lan-flat-cloudinstances2b=172.16.7.130 |
| 91d34ba6-80cc-4c4f-9dbe-76a2ba5f5ac6 | wikibase1 | sciencesource | ACTIVE | - | Running | lan-flat-cloudinstances2b=172.16.4.30 |
| 02a2bd3e-cf28-4e7a-8567-50736099027b | wikicitevis-prod | wikicitevis | ACTIVE | - | Running | lan-flat-cloudinstances2b=172.16.4.220 |
| e8ac63f4-eba6-42c1-bb10-32a3f5ded1f4 | wikifarm | pluggableauth | ACTIVE | - | Running | lan-flat-cloudinstances2b=172.16.2.41 |
| 8e928fd4-a83a-4917-ac43-f5a770503491 | women-in-red | globaleducation | ACTIVE | - | Running | lan-flat-cloudinstances2b=172.16.2.93 |
+--------------------------------------+----------------------------------+---------------------------+---------+------------+-------------+------------------------------------------------------+
```