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rbd: added RBD features support for krbd

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Added support for `object-map, fast-diff`

Signed-off-by: Konstantin Shalygin <k0ste@k0ste.ru>
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Konstantin Shalygin
2021-09-16 13:38:04 +03:00
committed by mergify[bot]
parent 64ce5e0949
commit 7411773f73
5 changed files with 48 additions and 14 deletions
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docs/deploy-rbd.md
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@ -55,7 +55,7 @@ make image-cephcsi
| `dataPool` | no | Ceph pool used for the data of the RBD images. |
| `volumeNamePrefix` | no | Prefix to use for naming RBD images (defaults to `csi-vol-`). |
| `snapshotNamePrefix` | no | Prefix to use for naming RBD snapshot images (defaults to `csi-snap-`). |
| `imageFeatures` | yes | RBD image features. CSI RBD currently supports `layering`, `journaling`, `exclusive-lock` features. If `journaling` is enabled, must enable `exclusive-lock` too. See [man pages](http://docs.ceph.com/docs/master/man/8/rbd/#cmdoption-rbd-image-feature) Note that the required support for [object-map and fast-diff were added in 5.3 and journaling does not have KRBD support yet](https://docs.ceph.com/en/latest/rbd/rbd-config-ref/#image-features). deep-flatten is added for cloned images. |
| `imageFeatures` | yes | RBD image features. CSI RBD currently supports `layering`, `journaling`, `exclusive-lock`, `object-map`, `fast-diff` features. If `journaling` is enabled, must enable `exclusive-lock` too. See [man pages](http://docs.ceph.com/docs/master/man/8/rbd/#cmdoption-rbd-image-feature) Note that the required support for [object-map and fast-diff were added in 5.3 and journaling does not have KRBD support yet](https://docs.ceph.com/en/latest/rbd/rbd-config-ref/#image-features). deep-flatten is added for cloned images. |
| `tryOtherMounters` | no | Specifies whether to try other mounters in case if the current mounter fails to mount the rbd image for any reason |
| `mapOptions` | no | Map options to use when mapping rbd image. See [krbd](https://docs.ceph.com/docs/master/man/8/rbd/#kernel-rbd-krbd-options) and [nbd](https://docs.ceph.com/docs/master/man/8/rbd-nbd/#options) options. |
| `unmapOptions` | no | Unmap options to use when unmapping rbd image. See [krbd](https://docs.ceph.com/docs/master/man/8/rbd/#kernel-rbd-krbd-options) and [nbd](https://docs.ceph.com/docs/master/man/8/rbd-nbd/#options) options. |