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Cloud Block Storage - Overview

Rackspace Cloud Block Storage is a block-level storage solution that allows you to expand the storage capacity of your Rackspace Cloud Server. This means you can increase your storage without increasing the size or capacity of your Server or by provisioni ...

Create and Use Cloud Block Storage Snapshots

A Snapshot is a copy made of your Volume at a specific moment in time. It contains the full directory structure of the Volume. Snapshots can be used as incremental backups of your Volumes, as restore points for your data, as long-term storage for your dat ...

Detach and Delete Cloud Block Storage Volumes

Detaching a Cloud Block Storage volume will prevent you from writing to it when you want to take a snapshot. It is also useful when you want to take a volume offline for archival purposes, or to move a volume to another server. A Cloud Block Storage volum ...

Create and Attach a Cloud Block Storage Volume

In Cloud Block Storage, we work with volumes. Volumes are the detachable block storage devices that expand the storage capacity of your server. You can think of them like USB memory sticks. Like a USB memory stick, volumes may only be attached to one serv ...

Prepare Your Cloud Block Storage Volume

After you have created and attached your Cloud Block Storage volume, you must prepare it for use on your server. To prepare your volume, you must partition, format, and mount it. After you have successfully completed these steps, your volume is usable li ...

What do the various icons and statuses on the ticket list represent?

Once a ticket is opened it can be in one of the following four states depending on the work done on it. New In progress Pending your response Solved Closed As soon as a ticket is opened by a Rackspace Cloud customer it is in the " New " state. O ...

Terms of Service

Please click here to view The Rackspace Cloud Terms of Service . Please click here to view the Mail Hosting Services Terms of Service . cloud cloudsites cloud sites Terms of Service t.o.s. Email & Apps Email Archiving Cloud Drive Exchange Rackspace ...

Allowing Snapshots Without Detaching the Volumes

by John Strunk One of the most common things the Cloud Block Storage (CBS) team hears from you, our customers, is: "Allowing snapshots without detaching the volumes would be a really handy solution for data protection, just saying…" This brings ...

Cloud Block Storage (CBS) Benchmarking

by John Strunk When considering benchmarking information for Cloud Block Storage, there are several things you need to consider to understand the performance differences, similarities, and how more than just throughput is needed to determine which volume ...

Can I utilize a software RAID to improve the I/O performance of my SATA Cloud Block Storage volumes?

Yes. However at some point the cost benefit of utilizing multiple less expensive SATA volumes in a RAID configuration will be outweighed by the benefit of utilizing a single higher I/O SSD volume. In the event that you are looking to increase the I/O perf ...

When I am using a volume, how can I know how much space I have left?

You can verify a volume’s capacity and available space using basic system commands available via their Cloud Server operating system: In Linux CLI: From a terminal window, run the “df -h” command and note the Size, Used, Avail, and Capacity of the storage ...

If the system employs RAID level 10 on the back end storage nodes, can I assume my volumes are fully protected from a failure scenario?

The hardware RAID level 10 employed by Cloud Block Storage nodes provides protection against disk failures on the storage nodes themselves. However customers are strongly encouraged to implement a RAID level 1 (mirror) configuration across multiple volum ...

What parts of the storage system are highly available (HA)?

Cloud Block Storage back-end storage volumes employ a RAID (Redundant Array of Independent Disks) level 10 configuration. RAID 10 provides high availability by combining features of RAID level 0 and RAID level 1 in which data is stripped and mirrored to p ...

How does Cloud Block Storage keep my data from potentially becoming visible when the hard drive space I used is returned to the general pool?

The Cloud Block Storage system overwrites the used portions of the disk with zeros prior to that resource getting returned to the pool that is available for use by other Cloud Block Storage customers. Cloud Block Storage Backups ...

Is Cloud Block Storage a replacement for existing Rackspace storage products?

Cloud Block Storage (CBS) is not meant as a direct replacement of any existing Rackspace products (shared or dedicated). CBS allows Rackspace Cloud customers to add "a la carte" storage to their existing next generation Cloud Servers and should be conside ...

Does Cloud Block Storage have a Service Level Agreement (or SLA)?

Yes. Details regarding the Cloud Block Storage SLA can be found here: http://www.rackspace.com/cloud/legal/sla . Cloud Block Storage Backups ...

What is the default maximum capacity of Cloud Block Storage that can be consumed by a single customer account?

The limit for Volumes and storage is 10 TB total stored or 50 volumes per region (whichever is reached first). Cloud Block Storage Backups ...

What are the minimum / maximum limits for single Cloud Block Storage volumes?

The minimum size for a Cloud Block Storage volume is 100 GB. The maximum volume size is 1TB. Cloud Block Storage Backups ...

What is Rackspace Cloud Block Storage?

Rackspace Cloud Block Storage provides persistent block-level storage volumes for use with Rackspace next generation Cloud Servers. Volumes can be created and deleted independently of the Cloud Servers they are attached to. Rackspace Cloud Block Storage c ...

Can I use Cloud Backup to backup my Cloud Block Storage Volumes?

Yes, you can. After you have attached and mounted your Cloud Block Storage Volume, you can add it to your current Cloud Backup Schedule. Edit the Backup Schedule and browse to the drive letter of your Volume or to individual files on the drive. Save your ...

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