[RFC PATCH 0/3] qemu: Propagate cluster size to new qcow2 images

Peter Krempa pkrempa at redhat.com
Wed Aug 26 14:56:17 UTC 2020


Cluster size may have performatnce implications. Propagate the cluster
size used by the original image to any copy or overlay.

Peter Krempa (3):
  qemu: monitor: Detect image cluster size from
    'query-named-block-nodes'
  qemu: block: Allow specifying cluster size when using
    'blockdev-create'
  qemuBlockStorageSourceCreateDetectSize: Propagate cluster size for
    'qcow2'

 src/qemu/qemu_block.c        | 6 ++++++
 src/qemu/qemu_monitor.h      | 3 +++
 src/qemu/qemu_monitor_json.c | 3 +++
 src/util/virstoragefile.h    | 1 +
 4 files changed, 13 insertions(+)

-- 
2.26.2




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