Unable to launch new instance and nova boot command is failing with below error
Compute Node output on /var/log/nova/compute.log
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tail -f compute.log
2014-05-22 12:23:45.326 29582 ERROR nova.virt.libvirt.driver [-] Getting disk size of instance-00000002: [Errno 2] No such file or directory: '/var/lib/nova/instances/ded56ad8-e5a2-46a6-b62e-c6519d6af402/disk'
2014-05-22 12:24:47.187 29582 ERROR nova.virt.libvirt.driver [-] Getting disk size of instance-00000002: [Errno 2] No such file or directory: '/var/lib/nova/instances/ded56ad8-e5a2-46a6-b62e-c6519d6af402/disk'
2014-05-22 12:25:39.480 29582 ERROR nova.virt.libvirt.driver [-] Getting disk size of instance-00000002: [Errno 2] No such file or directory: '/var/lib/nova/instances/ded56ad8-e5a2-46a6-b62e-c6519d6af402/disk'
2014-05-22 12:25:40.910 29582 WARNING nova.compute.manager [-] Found 2 in the database and 1 on the hypervisor.
2014-05-22 12:26:41.179 29582 ERROR nova.virt.libvirt.driver [-] Getting disk size of instance-00000002: [Errno 2] No such file or directory: '/var/lib/nova/instances/ded56ad8-e5a2-46a6-b62e-c6519d6af402/disk'
2014-05-22 12:27:43.181 29582 ERROR nova.virt.libvirt.driver [-] Getting disk size of instance-00000002: [Errno 2] No such file or directory: '/var/lib/nova/instances/ded56ad8-e5a2-46a6-b62e-c6519d6af402/disk'
2014-05-22 12:27:45.616 29582 ERROR nova.virt.libvirt.driver [-] Getting disk size of instance-00000002: [Errno 2] No such file or directory: '/var/lib/nova/instances/ded56ad8-e5a2-46a6-b62e-c6519d6af402/disk'
2014-05-22 12:28:47.265 29582 ERROR nova.virt.libvirt.driver [-] Getting disk size of instance-00000002: [Errno 2] No such file or directory: '/var/lib/nova/instances/ded56ad8-e5a2-46a6-b62e-c6519d6af402/disk'
2014-05-22 12:29:49.332 29582 ERROR nova.virt.libvirt.driver [-] Getting disk size of instance-00000002: [Errno 2] No such file or directory: '/var/lib/nova/instances/ded56ad8-e5a2-46a6-b62e-c6519d6af402/disk'
2014-05-22 12:30:28.051 29582 ERROR nova.virt.libvirt.driver [-] Getting disk size of instance-00000002: [Errno 2] No such file or directory: '/var/lib/nova/instances/ded56ad8-e5a2-46a6-b62e-c6519d6af402/disk'
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Controller Node
nova list
+--------------------------------------+--------------+--------+------------+-------------+----------------+
| ID | Name | Status | Task State | Power State | Networks |
+--------------------------------------+--------------+--------+------------+-------------+----------------+
| 3074a2d5-08a0-4556-bbb7-12ed2282d128 | Centos-6.5 | ERROR | deleting | NOSTATE | |
| f4ef69f4-c2b1-400d-a892-da19abac0701 | Centos-6.5.1 | ERROR | deleting | NOSTATE | vmnet=10.0.0.5 |
| 95897497-f193-402e-b67f-91ee001e7cce | Centos-6.5.2 | BUILD | scheduling | NOSTATE | |
| f91ec2c1-893e-4a57-8e36-1993f25999df | cirrOS | ACTIVE | - | Running | vmnet=10.0.0.2 |
+--------------------------------------+--------------+--------+------------+-------------+----------------+
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Before this I have deleted the disk file in compute node and deleted entries in mysql nova database.