Volume-related Utilities and helpers.
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clear_volume(volume_size, volume_path, volume_clear=None, volume_clear_size=None, volume_clear_ionice=None)
Unprovision old volumes to prevent data leaking between users.
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copy_volume(srcstr, deststr, size_in_m, blocksize, sync=False, execute=<function execute at 0x7fa9e7a2d848>, ionice=None)
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get_all_physical_volumes(vg_name=None)
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get_all_volume_groups(vg_name=None)
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get_all_volumes(vg_name=None)
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notify_about_snapshot_usage(context, snapshot, event_suffix, extra_usage_info=None, host=None)
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notify_about_volume_usage(context, volume, event_suffix, extra_usage_info=None, host=None)
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null_safe_str(s)
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supports_thin_provisioning()