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Feature #44700
openAdd support for sparse-read and "sparse_copyup" writes against RBD clones
Status:
New
Priority:
Normal
Assignee:
-
Category:
-
Target version:
-
% Done:
0%
Source:
Tags:
Backport:
Reviewed:
Affected Versions:
Description
When the required OSD release is octopus or later, the "sparse_copyup" cls method is available which can be used to potentially avoid writing unnecessary zeroed extents to a cloned image backing object (when combined with the OSD sparse-read op against the parent image).
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