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Raid 0 and 1

Omri

I want to do raid 0 with 2 ssd but my question is if I do that can I do raid 1 with another drive and the two ssd (while they are in raid o)?

 

If yes will the raid 1 will cancel out the speed benefit of the raid 0 (if the drive is slower than the raid 0 ssds)?

 

Do I need special hardware to do raids?

 

(It doesn't matter why I want to that, it's complicated)

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2 minutes ago, Omri said:

If yes will the raid 1 will cancel out the speed benefit of the raid 0 (if the drive is slower than the raid 0 ssds)?

Yes, RAID1 will be as slow as the slowest drive in it.

3 minutes ago, Omri said:

Do I need special hardware to do raids?

No, software-RAID is perfectly viable.

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Just for informative purposes - what you are talking about is RAID 10.

Software RAID is fine, the speed boost from hardware RAID is pretty small and not that special for normal users.

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Even so if you want to use Raid 0 for speed , make sure the controller can handle higher speeds.

i did this as well and the speed of the controller was the bottleneck..

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16 hours ago, jj9987 said:

Just for informative purposes - what you are talking about is RAID 10.

Software RAID is fine, the speed boost from hardware RAID is pretty small and not that special for normal users.

No, he's not.

As he wants to RAID 1 a RAID 0 with a single drive.

 

ANd that's pretty bullshit, though that's RAID with SSDs as it increases the latency...

 

For more Performance there are PCIe SSDs like the Samsung 960 EVO.

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8 hours ago, Stefan Payne said:

No, he's not.

As he wants to RAID 1 a RAID 0 with a single drive.

 

ANd that's pretty bullshit, though that's RAID with SSDs as it increases the latency...

 

For more Performance there are PCIe SSDs like the Samsung 960 EVO.

Oh, thought it was possible, as RAID 10 is pretty much just RAID 1 and RAID 0 together. Thanks for the correction.

HAL9000: AMD Ryzen 9 3900x | Noctua NH-D15 chromax.black | 32 GB Corsair Vengeance LPX DDR4 3200 MHz | Asus X570 Prime Pro | ASUS TUF 3080 Ti | 1 TB Samsung 970 Evo Plus + 1 TB Crucial MX500 + 6 TB WD RED | Corsair HX1000 | be quiet Pure Base 500DX | LG 34UM95 34" 3440x1440

Hydrogen server: Intel i3-10100 | Cryorig M9i | 64 GB Crucial Ballistix 3200MHz DDR4 | Gigabyte B560M-DS3H | 33 TB of storage | Fractal Design Define R5 | unRAID 6.9.2

Carbon server: Fujitsu PRIMERGY RX100 S7p | Xeon E3-1230 v2 | 16 GB DDR3 ECC | 60 GB Corsair SSD & 250 GB Samsung 850 Pro | Intel i340-T4 | ESXi 6.5.1

Big Mac cluster: 2x Raspberry Pi 2 Model B | 1x Raspberry Pi 3 Model B | 2x Raspberry Pi 3 Model B+

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