Recovering an ERROR state instance after a failed migration attempt

Solution Verified - Updated -

Issue

  • After a failed migration attempt, instance went into ERROR not able to bring the instance up
  • This article discusses the situation when Nova DB is updated with the instance's destination host while the instance files are not copied to the destination completely. For recovering the instance when Nova DB is not updated, i.e. the instance is still on the source compute node, please refer to During resize instance went into ERROR not able to bring the instance up.

Environment

  • Red Hat OpenStack Platform 9

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