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- Do all drives have to be the same model and capacity for a RAID 5 array . . .
Do all drives have to be the same model and capacity for a RAID 5 array? The short answer is No, the drives don't have to be exactly the same The longer explanation is that for compatibility reasons, we usually recommend using the same model
- Dell Enterprise RAID and Physical Drive: Replacement FAQ - Can . . .
Using identical hard drives was never a requirement within a RAID array since the initial concept of RAID However, there are several factors that are likely contributors to the perpetuated myth that hard drives must be identical
- Matched or unmatched drives for RAID arrays? - Super User
Depending on the RAID Controller, the differences in unmatched drives can be heavily mitigated
- RAID1: do I need identical drives or just same capacity?
Doesn't make any sense to me, but then again I don't work with those things FWIW most low end onboard based raid exist in a kind of grey area between hardware and software based raid In fact
- Raid. . . . Hard drives need to be exactly identical? - AnandTech Forums
The hard drives do not have to be identical They don't even have to be the same size (but you'll waste space that way) Once the array is set up, it is seen as a regular drive, which can be
- Do all drives in a RAID 5 have to be the same size? - Darwin\s Data
It is possible to configure a RAID 5 with hard drives of varying capacities However, there are some caveats to be aware of when mixing drive sizes The main thing to understand is that RAID 5 will utilize the maximum capacity that is available across all drives
- Do all drives in a RAID 10 array need to be the same specification?
The only absolute requirement for matching drive specs in a RAID 10 array is that the drives must be of the same architecture, e g , all SAS or SATA
- Does RAID 1 drives have to be the same size? : r HomeServer - Reddit
Rule of thumb: you can usually replace disks with the same size or larger disks But you need at least the original size If you build a RAID1 array with two 6TB drives, you naturally can't replace the failed drive with 1TB drive as it won't have enough space to mirror the data
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