openstack
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nova
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Merge "Clarify max_local_block_devices config option usage"

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Jenkins 2015-09-17 21:00:50 +00:00 committed by Gerrit Code Review
parent cba10442a0 6ef4814099
commit 49696792a4
1 changed files with 9 additions and 2 deletions
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11
nova/compute/api.py
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@ -114,8 +114,15 @@ compute_opts = [
default=3,
help='Maximum number of devices that will result '
'in a local image being created on the hypervisor node. '
'Setting this to 0 means nova will allow only '
'boot from volume. A negative number means unlimited.'),
'A negative number means unlimited. Setting '
'max_local_block_devices to 0 means that any request that '
'attempts to create a local disk will fail. This option '
'is meant to limit the number of local discs (so root '
'local disc that is the result of --image being used, and '
'any other ephemeral and swap disks). 0 does not mean '
'that images will be automatically converted to volumes '
'and boot instances from volumes - it just means that all '
'requests that attempt to create a local disk will fail.'),
]
ephemeral_storage_encryption_group = cfg.OptGroup(