Not able to start the VM Instances

Solution Verified - Updated -

Issue

Not all but some VM instances fail to start with the following messages in /var/log/nova/nova-compute.log.

2015-09-07 12:08:27.542 8640 ERROR oslo.messaging.rpc.dispatcher [-] Exception during message handling: Requested operation is not valid: cannot modify device on transient domain
2015-09-07 12:08:27.542 8640 TRACE oslo.messaging.rpc.dispatcher     if ret == -1: raise libvirtError ('virDomainDetachDeviceFlags() failed', dom=self)
2015-09-07 12:08:27.542 8640 TRACE oslo.messaging.rpc.dispatcher libvirtError: Requested operation is not valid: cannot modify device on transient domain
2015-09-07 12:08:27.542 8640 ERROR oslo.messaging._drivers.common [-] Returning exception Requested operation is not valid: cannot modify device on transient domain to caller
2015-09-07 12:20:16.295 8640 ERROR oslo.messaging.rpc.dispatcher [-] Exception during message handling: Cannot access storage file '/var/lib/nova/mnt/fc3852c36a01fb360d7f31883ba042e0/volume-5879dbde-ecf1-486c-bbc5-5f168c79add2' (as uid:107, gid:107): No such file or directory
2015-09-07 12:20:16.295 8640 TRACE oslo.messaging.rpc.dispatcher     if ret == -1: raise libvirtError ('virDomainCreateWithFlags() failed', dom=self)
2015-09-07 12:20:16.295 8640 TRACE oslo.messaging.rpc.dispatcher libvirtError: Cannot access storage file '/var/lib/nova/mnt/fc3852c36a01fb360d7f31883ba042e0/volume-5879dbde-ecf1-486c-bbc5-5f168c79add2' (as uid:107, gid:107): No such file or directory
2015-09-07 12:20:16.295 8640 ERROR oslo.messaging._drivers.common [-] Returning exception Cannot access storage file '/var/lib/nova/mnt/fc3852c36a01fb360d7f31883ba042e0/volume-5879dbde-ecf1-486c-bbc5-5f168c79add2' (as uid:107, gid:107): No such file or directory to caller

Environment

  • Red Hat Enterprise Linux 7.1
  • Red Hat OpenStack 5.0
  • Nova Computing Nodes

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