Merge "Clarify max_local_block_devices config option usage"
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49696792a4
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@ -114,8 +114,15 @@ compute_opts = [
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default=3,
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help='Maximum number of devices that will result '
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'in a local image being created on the hypervisor node. '
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'Setting this to 0 means nova will allow only '
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'boot from volume. A negative number means unlimited.'),
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'A negative number means unlimited. Setting '
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'max_local_block_devices to 0 means that any request that '
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'attempts to create a local disk will fail. This option '
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'is meant to limit the number of local discs (so root '
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'local disc that is the result of --image being used, and '
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'any other ephemeral and swap disks). 0 does not mean '
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'that images will be automatically converted to volumes '
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'and boot instances from volumes - it just means that all '
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'requests that attempt to create a local disk will fail.'),
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]
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ephemeral_storage_encryption_group = cfg.OptGroup(
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