- 1000101
- May 14, 2003
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BIRTHDAY BIRTHDAY BIRTHDAY BIRTHDAY BIRTHDAY BIRTHDAY FRUITCAKE!
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teamdest posted:
B
RAID-0 (Suicide)
If you're looking to set up a Raid 0 (a.k.a. striping), stop and think seriously before continuing. Some Reports severely undermine the oft-believed concept that double the drives means double the performance, and when you consider that doubling the number of the drives DOES double the failure chance, the question "is it worth it" becomes well-on impossible to answer in the affirmative. The only situation where a RAID-0 array might be required is in high-availability environments where many people will be accessing one array at the same time, and even then it is almost always better to use RAID-5 (nearly the same performance, but with redundancy too!).
Just being pedantic but RAID 0 is rarely used in HA environments unless coupled with RAID 1; and even then only when high performance is required. RAID 5 is slower than RAID 0 but I'll qualify that with the fact that no home user will ever notice.
You'll use RAID 0 (really RAID 10) with applications that need a lot of IOPS (exchange, very busy SQL databases, possibly clustered filesystems).
Anyway, carry on.
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Mar 19, 2008 07:10
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