December 2013
Intermediate to advanced
1872 pages
153h 31m
English
Before we go too much further, we need to talk about how you should lay out a SQL Server implementation on the shared disks managed by the failover cluster. The overall usage intent of a particular SQL Server instance dictates how you might choose to configure your shared disk and how it might be best configured for scalability and availability.
In general, RAID 0 is great for storage that doesn’t need fault tolerance; RAID 1 or RAID 10 is great for storage that needs fault tolerance but doesn’t have to sacrifice too much performance (as with most online transaction processing [OLTP] systems); and RAID 5 is great for storage that needs fault tolerance but whose data doesn’t change that much (that is, low ...