# auto-mux: Trying existing master

**URL:** <https://forum.ansible.com/t/auto-mux-trying-existing-master/23225>\
**Category:** Ansible Project\
**Created:** [December 11, 2016, 5:50am UTC](https://forum.ansible.com/t/auto-mux-trying-existing-master/23225 "2016-12-11T05:50:20Z")\
**Posts on this page:** 1\
**Page:** 1

<div class="post-metadata">

**Author:** ![Margin\_Hu](https://avatars.discourse-cdn.com/v4/letter/m/dbc845/32.png) [@Margin\_Hu](https://forum.ansible.com/u/Margin_Hu)\
**Post date:** [December 11, 2016, 5:50am UTC](https://forum.ansible.com/t/auto-mux-trying-existing-master/23225/1 "2016-12-11T05:50:20Z")

</div>

I met a issue when run a playbook. what caused that symtom ?

[root@director restart-service-overcloud]# vim site.yml  
[root@director restart-service-overcloud]# ansible-playbook site.yml

PLAY [controllers] \*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*

GATHERING FACTS \*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*  
ok: [slot7]  
ok: [slot14]  
ok: [slot5]

TASK: [controller | script restart-service.sh neutron-l3-agent] \*\*\*\*\*\*\*\*\*\*\*\*\*\*  
changed: [slot14]  
failed: [slot5] =\> {“changed”: true, “rc”: 1}  
stderr: OpenSSH\_6.6.1, OpenSSL 1.0.1e-fips 11 Feb 2013  
debug1: Reading configuration data /etc/ssh/ssh\_config  
debug1: /etc/ssh/ssh\_config line 56: Applying options for \*  
debug1: auto-mux: Trying existing master  
debug1: mux\_client\_request\_session: master session id: 2  
Shared connection to slot5 closed.

stdout: Error: Unable to cleanup resource: neutron-l3-agent  
Error performing operation: No such device

failed: [slot7] =\> {“changed”: true, “rc”: 1}  
stderr: OpenSSH\_6.6.1, OpenSSL 1.0.1e-fips 11 Feb 2013  
debug1: Reading configuration data /etc/ssh/ssh\_config  
debug1: /etc/ssh/ssh\_config line 56: Applying options for \*  
debug1: auto-mux: Trying existing master  
debug1: mux\_client\_request\_session: master session id: 2  
Shared connection to slot7 closed.

stdout: Error: Unable to cleanup resource: neutron-l3-agent  
Error performing operation: No such device

TASK: [controller | script restart-service.sh neutron-metadata-agent] \*\*\*\*\*\*\*\*  
changed: [slot14]

TASK: [controller | script restart-service.sh neutron-dhcp-agent] \*\*\*\*\*\*\*\*\*\*\*\*  
changed: [slot14]

TASK: [controller | script restart-service.sh neutron-openvswitch-agent] \*\*\*\*\*  
changed: [slot14]

TASK: [controller | script restart-service.sh neutron-server] \*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*  
changed: [slot14]

TASK: [controller | script restart-service.sh openstack-nova-scheduler] \*\*\*\*\*\*  
changed: [slot14]

TASK: [controller | script restart-service.sh openstack-nova-conductor] \*\*\*\*\*\*  
changed: [slot14]

TASK: [controller | script restart-service.sh openstack-nova-api] \*\*\*\*\*\*\*\*\*\*\*\*  
changed: [slot14]

PLAY [computes] \*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*

GATHERING FACTS \*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*  
ok: [slot2]  
ok: [slot9]  
ok: [slot4]  
ok: [slot1]  
ok: [slot3]  
ok: [slot13]  
ok: [slot10]  
ok: [slot11]  
ok: [slot12]

TASK: [compute | shell openstack-service restart] \*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*  
changed: [slot3]  
changed: [slot4]  
changed: [slot9]  
changed: [slot1]  
changed: [slot2]  
changed: [slot11]  
changed: [slot13]  
changed: [slot10]  
changed: [slot12]

TASK: [compute | neutron-sriov-nic-agent.service] \*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*  
changed: [slot2]  
changed: [slot4]  
changed: [slot1]  
changed: [slot3]  
changed: [slot9]  
changed: [slot10]  
failed: [slot13] =\> {“failed”: true}  
msg: failure 1 running systemctl show for ‘neutron-sriov-nic-agent.service’: Unit neutron-sriov-nic-agent.service could not be found.

changed: [slot11]  
changed: [slot12]

PLAY RECAP \*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*  
to retry, use: --limit @/root/site.retry

slot1 : ok=3 changed=2 unreachable=0 failed=0  
slot10 : ok=3 changed=2 unreachable=0 failed=0  
slot11 : ok=3 changed=2 unreachable=0 failed=0  
slot12 : ok=3 changed=2 unreachable=0 failed=0  
slot13 : ok=2 changed=1 unreachable=0 failed=1  
slot14 : ok=9 changed=8 unreachable=0 failed=0  
slot2 : ok=3 changed=2 unreachable=0 failed=0  
slot3 : ok=3 changed=2 unreachable=0 failed=0  
slot4 : ok=3 changed=2 unreachable=0 failed=0  
slot5 : ok=1 changed=0 unreachable=0 failed=1  
slot7 : ok=1 changed=0 unreachable=0 failed=1  
slot9 : ok=3 changed=2 unreachable=0 failed=0

[root@director restart-service-overcloud]#