Description of problem: We should preallocate at least the metadata for new qcow2 disks (perhaps just system disks), to improve performance. Version-Release number of selected component (if applicable): How reproducible: Steps to Reproduce: 1. 2. 3. Actual results: Expected results: Additional info:
Closing old bugs. If this issue is still relevant/important in current version, please re-open the bug.
I'd be happy to see this to somewhat reduce the performance gap with raw.
*** This bug has been marked as a duplicate of bug 672346 ***