ustcweizhou opened a new pull request #4019: URL: https://github.com/apache/cloudstack/pull/4019
## Description <!--- Describe your changes in detail --> When restore a Running vm twice, the vm cannot be started. Steps to reproduce the issue (1) deploy a vm (2) restore the vm twice by cloudmonkey cloudmonkey restore virtualmachine virtualmachineid=<vmid> & cloudmonkey restore virtualmachine virtualmachineid=<vmid>& The vm cannot be restarted again as there are two ROOT volumes. ![image](https://user-images.githubusercontent.com/3204966/78601410-07678700-7855-11ea-9026-f4f051d934b8.png) <!-- For new features, provide link to FS, dev ML discussion etc. --> <!-- In case of bug fix, the expected and actual behaviours, steps to reproduce. --> <!-- When "Fixes: #<id>" is specified, the issue/PR will automatically be closed when this PR gets merged --> <!-- For addressing multiple issues/PRs, use multiple "Fixes: #<id>" --> <!-- Fixes: # --> ## Types of changes <!--- What types of changes does your code introduce? Put an `x` in all the boxes that apply: --> - [ ] Breaking change (fix or feature that would cause existing functionality to change) - [ ] New feature (non-breaking change which adds functionality) - [X] Bug fix (non-breaking change which fixes an issue) - [ ] Enhancement (improves an existing feature and functionality) - [ ] Cleanup (Code refactoring and cleanup, that may add test cases) ## Screenshots (if appropriate): ## How Has This Been Tested? <!-- Please describe in detail how you tested your changes. --> <!-- Include details of your testing environment, and the tests you ran to --> <!-- see how your change affects other areas of the code, etc. --> Same steps succeed with this PR (the vm will be restored twice). <!-- Please read the [CONTRIBUTING](https://github.com/apache/cloudstack/blob/master/CONTRIBUTING.md) document --> ---------------------------------------------------------------- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: us...@infra.apache.org