openstack/openstack-manuals
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Update get started storage concepts for Manila

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This patch updates the get started storage concepts guide for Manila.

Change-Id: I58060d75f76cf3e007c3cd6a717d409b068f60dc
This commit is contained in:
Xing Yang 2015-10-11 23:57:34 -04:00
parent 97c1be9d54
commit ae7cec085a
1 changed files with 9 additions and 1 deletions
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doc/common-rst/get_started_storage_concepts.rst
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@ -6,32 +6,40 @@ The OpenStack stack uses the following storage types:
.. list-table:: Storage types
:header-rows: 1
:widths: 30 30 30
:widths: 30 30 30 30
* - On-instance / ephemeral
- Block storage (cinder)
- Object Storage (swift)
- File Storage (manila)
* - Runs operating systems and provides scratch space
- Used for adding additional persistent storage to a virtual machine (VM)
- Used for storing virtual machine images and data
- Used for providing file shares to a virtual machine
* - Persists until VM is terminated
- Persists until deleted
- Persists until deleted
- Persists until deleted
* - Access associated with a VM
- Access associated with a VM
- Available from anywhere
- Access can be provided to a VM
* - Implemented as a filesystem underlying OpenStack Compute
- Mounted via OpenStack Block Storage controlled protocol (for example, iSCSI)
- REST API
- Provides Shared File System service via nfs, cifs, glusterfs, or hdfs protocol
* - Encryption is available
- Encryption is available
- Work in progress - expected for the Mitaka release
- Encryption is not available yet
* - Administrator configures size setting, based on flavors
- Sizings based on need
- Easily scalable for future growth
- Sizing based on need
* - Example: 10 GB first disk, 30 GB/core second disk
- Example: 1 TB "extra hard drive"
- Example: 10s of TBs of data set storage
- Example: 1 TB of file share
.. note::