FG

Is it possible to create a software RAID 1 with different sector sizes?

Fresh3 days ago
Mar 15, 202610433 views
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Problem

I bought a hard drive of a different model to my main drive and tried to mirrored them, but the following error message came up in Windows 7 Virtual Disk Manager: All disks holding extends for a given volume must have the same sector size, and the sector size must be valid. My disks have the follow…

Error Output

Main drive: SAMSUNG HD103SI, physical sector size 512b.
Mirror drive: WDC WD10EARX, physical sector size 4096b.

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Fix for: Is it possible to create a software RAID 1 with different sector sizes?

Low Risk

Yes, it is possible to run RAID-1 on harddrives with different physical sector sizes. Having said that, it might not be a good idea. If your software RAID-1 implementation writes in 512 bytes chunks then it will be inefficient and slow. This is prob…

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