openstack-manuals/doc/common/section_objectstorage-features.xml
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<?xml version="1.0" encoding="utf-8"?>
<section xmlns="http://docbook.org/ns/docbook"
xmlns:xi="http://www.w3.org/2001/XInclude"
xmlns:xlink="http://www.w3.org/1999/xlink"
version="5.0"
xml:id="section_objectstorage_features">
<!-- ... Old module003-ch002-features-benefits edited, renamed, and stored in doc/common for use by both Cloud Admin and Operator Training Guides... -->
<title>Features and benefits</title>
<para>
<informaltable class="c19">
<tbody>
<tr>
<th rowspan="1" colspan="1">Features</th>
<th rowspan="1" colspan="1">Benefits</th>
</tr>
<tr>
<td rowspan="1" colspan="1"><emphasis role="bold"
>Leverages commodity
hardware</emphasis></td>
<td rowspan="1" colspan="1"
>No
lock-in, lower
price/GB</td>
</tr>
<tr>
<td rowspan="1" colspan="1"><emphasis role="bold"
>HDD/node failure agnostic</emphasis></td>
<td rowspan="1" colspan="1">Self-healing, reliable, data redundancy protects
from failures</td>
</tr>
<tr>
<td rowspan="1" colspan="1"><emphasis role="bold"
>Unlimited storage</emphasis></td>
<td rowspan="1" colspan="1">Large and flat namespace, highly scalable read/write
access, able to serve content directly from storage system</td>
</tr>
<tr>
<td rowspan="1" colspan="1"><emphasis role="bold"
>Multi-dimensional scalability</emphasis>
</td>
<td rowspan="1" colspan="1">Scale-out architecture: Scale vertically and
horizontally-distributed storage Backs up and archives large amounts of data
with linear performance</td>
</tr>
<tr>
<td rowspan="1" colspan="1"><emphasis role="bold">Account/container/object
structure</emphasis></td>
<td rowspan="1" colspan="1">No nesting, not a traditional file
system: Optimized for scale, it scales to multiple petabytes and
billions of objects</td>
</tr>
<tr>
<td rowspan="1" colspan="1"><emphasis role="bold">Built-in replication 3&#10005;
+ data redundancy (compared with 2&#10005; on RAID)</emphasis></td>
<td rowspan="1" colspan="1">A configurable number of accounts, containers and
object copies for high availability</td>
</tr>
<tr>
<td rowspan="1" colspan="1"><emphasis role="bold"
>Easily add capacity (unlike
RAID resize)</emphasis></td>
<td rowspan="1" colspan="1"
>Elastic
data scaling with
ease</td>
</tr>
<tr>
<td rowspan="1" colspan="1"><emphasis role="bold"
>No central database</emphasis></td>
<td rowspan="1" colspan="1"
>Higher
performance, no
bottlenecks</td>
</tr>
<tr>
<td rowspan="1" colspan="1"><emphasis role="bold"
>RAID not required</emphasis></td>
<td rowspan="1" colspan="1">Handle many small, random reads and writes
efficiently</td>
</tr>
<tr>
<td rowspan="1" colspan="1"><emphasis role="bold"
>Built-in management
utilities</emphasis></td>
<td rowspan="1" colspan="1">Account management: Create, add, verify, and
delete users; Container management: Upload, download, and verify;
Monitoring: Capacity, host, network, log trawling, and cluster
health</td>
</tr>
<tr>
<td rowspan="1" colspan="1"><emphasis role="bold"
>Drive auditing</emphasis></td>
<td rowspan="1" colspan="1"
>Detect
drive failures preempting data
corruption</td>
</tr>
<tr>
<td rowspan="1" colspan="1"><emphasis role="bold"
>Expiring objects</emphasis></td>
<td rowspan="1" colspan="1"
>Users
can set an expiration time or a TTL on an
object to control
access</td>
</tr>
<tr>
<td rowspan="1" colspan="1"><emphasis role="bold"
>Direct object access</emphasis></td>
<td rowspan="1" colspan="1"
>Enable
direct browser access to content, such as for
a control
panel</td>
</tr>
<tr>
<td rowspan="1" colspan="1"><emphasis role="bold"
>Realtime visibility into client
requests</emphasis></td>
<td rowspan="1" colspan="1"
>Know
what users are
requesting</td>
</tr>
<tr>
<td rowspan="1" colspan="1"><emphasis role="bold"
>Supports S3 API</emphasis></td>
<td rowspan="1" colspan="1"
>Utilize
tools that were designed for the popular S3
API</td>
</tr>
<tr>
<td rowspan="1" colspan="1"><emphasis role="bold"
>Restrict containers per
account</emphasis></td>
<td rowspan="1" colspan="1"
>Limit
access to control usage by
user</td>
</tr>
<tr>
<td rowspan="1" colspan="1"><emphasis role="bold"
>Support for NetApp, Nexenta,
SolidFire</emphasis></td>
<td rowspan="1" colspan="1"
>Unified
support for block volumes using a variety of
storage
systems</td>
</tr>
<tr>
<td rowspan="1" colspan="1"><emphasis role="bold"
>Snapshot and backup API for block
volumes</emphasis></td>
<td rowspan="1" colspan="1"
>Data
protection and recovery for VM
data</td>
</tr>
<tr>
<td rowspan="1" colspan="1"><emphasis role="bold"
>Standalone volume API
available</emphasis></td>
<td rowspan="1" colspan="1"
>Separate
endpoint and API for integration with other
compute
systems</td>
</tr>
<tr>
<td rowspan="1" colspan="1"><emphasis role="bold"
>Integration with Compute</emphasis></td>
<td rowspan="1" colspan="1">Fully integrated with Compute for attaching block
volumes and reporting on usage</td>
</tr>
</tbody>
</informaltable>
</para>
</section>