#Sharing RAID1 array between Win10 and Mint21

1 messages · Page 1 of 1 (latest)

quick salmon
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Before I waste anyones time: I do not know if this is possible, and it is far beyond anything I have tried in linux so far.

Description:
I installed Win10 and used my BIOS (asus x99 deluxe) to create a RAID1 array named 'backup' using Intel RST (2x500gb ssd). The array works without issue in Win10 and required no further setup. I installed Mint 21.3 on a separate drive and set up dual booting without issue. I am now trying to get Mint to recognize the RAID1 array.

My intention is to do work on Win10, save the work to the array, boot to Mint, open the work from the array, work on it, save it back to the array, boot to Win10, repeat.

Steps taken so far:
I identified the drives in the array as /dev/ssd and /dev/sdg.
I installed mdadm

I ran:
sudo IMSM_NO_PLATFORM=1 mdadm --assemble --scan --verbose
It returned:

mdadm: /dev/sdd is identified as a member of /dev/md/imsm0, slot 0.
mdadm: added /dev/sdd to /dev/md/imsm0 as 0
mdadm: added /dev/sdg to /dev/md/imsm0 as -1
mdadm: Container /dev/md/imsm0 has been assembled with 2 drives```
and
```mdadm: looking in container /dev/md/imsm0
mdadm: found match on member /md127/0 in /dev/md/imsm0
mdadm: /dev/md/backup has been assembled with 1 device and started.```

Using `cat /proc/mdstat` returned:
```Personalities : [raid1] 
md126 : active raid1 sdd[0]
      488383488 blocks super external:/md127/0 [2/1] [U_]
      
md127 : inactive sdg[1](S) sdd[0](S)
      8297 blocks super external:imsm
       
unused devices: <none>```
This confused me.

Using `sudo mdadm --query --detail /dev/md/backup` confirmed that RAID level is raid1, with a total size of 500gb, 2 RAID devices, and a total of 1 device. State is clean, but degraded. 1 active device, 1 working device, 0 failed.

Both drives show as separate devices in Computer, and are inaccessible (Unable to mount: unknown error). I don't know what to do next. Starting from scratch is an option, ty
primal lance
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sooooooooooo much unnecessary complication. Jesus Christ

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just have one hard drive that's not RST. in exfat format, and not a bootable drive. both os's apps can work on a file from it in turn. then just backup once a week to a thumb drive or however often u want

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if u wanna complicate it to the extreme degree though, have at it.

quick salmon
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Thanks for your swift reply! I'm going to leave this post here in the event someone comes along who knows something about this issue.