RAID rebuild times continue to increase and as they do the technology that made the hard drive safe for the enterprise thirty years ago may now be its undoing. The time it takes to rebuild a drive, measured in double digit hours if not days, has a critical impact on performance and data reliability. The work arounds may lead you to solid state disk faster than you originally planned, says storage analyst George Crump. Crump is an analyst of Storage Switzerland, an IT analyst focused on the storage industry.”]
Source: https://www.darkreading.com/database-security/raid-rebuilds-will-kill-the-hard-disk