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What is the best way to make raid 0 out of 2 ssd disks and combine them with another ssd in raid 1?
There is an idea to combine two ssd disks in raid 0 and put them in a 1c server to ensure greater performance. To ensure the safety of information, combine raid 0 disks with another disk in raid 1. I encountered raids for the first time, I am studying the technical part of the issue. If anyone has experienced this please share your experience and thoughts.
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Preservation is done with backups, not arrays.
By putting the ssd in the mirror, you will get resistance to single drive failure, which makes sense only for critical applications, where a simple even for the time of deploying a backup costs more than a raid10 of four drives.
Merging into raid0 is only worth it when you see 70% ssd loading with requests during operation. Or, if you have a database of hundreds of gigabytes, and operations with it take a significant amount of time
. Merging into raid1 is worth it only when it is too expensive for you to simply replace the disk and deploy the backup
RAID does not replace the backup!
You need to use Microsoft's StorageSpace technology.
She can create hybrid variations. There is only one point, you will need a separate disk / disks for the system itself. Since the system itself cannot be booted from StorageSpace
It is not necessary to shove ssdshki in RAID 1 at all ever.
They will die, and at the same time, there was such a practice.
Even if the raid is hardware-based and knows about the existence of TRIM, then all the same, if it falls apart at least once, there will be a resync. And resync eats the resource like hell. Hell, even if you have $9000 discs from a well-known brand with 200+ TBW.
Armenian Radio is right about backups, this is the only thing that will save when the time comes (pah-pah).
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