SNIA

Advancing Storage and Information Technology
 
 

A glossary of storage networking, data, and information management terminology. To learn more about the SNIA Dictionary click here.

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RAID 1RAID Level 1

A placement policy where each logical block of data is stored on more than one independent storage device.

This is commonly referred to as mirroring. Data stored using this form of RAID is able to survive a single storage device failure without data loss.

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  • Storage System

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RAID01

A data placement policy that creates a mirrored device (RAID 1) over a set of striped devices (RAID 0).

This is commonly referred to as RAID 0+1 or RAID 0/1. Data stored using this form of RAID is able to survive a single RAID 0 data set failure without data loss.

Context Categories:
  • Storage System

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