Howto mdadm » Historie » Version 2
Jeremias Keihsler, 17.09.2024 10:58
| 1 | 1 | Jeremias Keihsler | h1. Howto mdadm |
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| 2 | |||
| 3 | lsblk is your best friend |
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| 4 | |||
| 5 | <pre><code class="shell"> |
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| 6 | lsblk |
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| 7 | </code></pre> |
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| 8 | |||
| 9 | we are going to use partitions as base for the raid |
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| 10 | |||
| 11 | h2. create Linux RAID partitions |
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| 12 | |||
| 13 | <pre><code class="shell"> |
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| 14 | fdisk /dev/nvme0n1 |
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| 15 | </code></pre> |
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| 16 | |||
| 17 | h3. create new GPT disklabel |
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| 18 | |||
| 19 | <pre> |
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| 20 | g |
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| 21 | </pre> |
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| 22 | |||
| 23 | h3. create new partion |
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| 24 | |||
| 25 | <pre> |
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| 26 | n |
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| 27 | </pre> |
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| 28 | |||
| 29 | h3. change type to Linux RAID |
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| 30 | |||
| 31 | <pre> |
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| 32 | t |
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| 33 | </pre> |
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| 34 | |||
| 35 | <pre> |
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| 36 | 29 |
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| 37 | </pre> |
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| 38 | |||
| 39 | repeat for all drives e.g. @/dev/nvme0n1@ and @/dev/nvme1n1@ |
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| 40 | 2 | Jeremias Keihsler | |
| 41 | check with lsblk |
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| 42 | |||
| 43 | h2. create Raid |
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| 44 | |||
| 45 | <pre><code class="shell"> |
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| 46 | mdadm --create /dev/md20 --level=1 --raid-devices=2 /dev/nvme0n1p1 /dev/nvme1n1p1 |
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| 47 | </code></pre> |
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| 48 | |||
| 49 | check with lsblk |
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| 50 | |||
| 51 | h2. create filesystem on Raid |
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| 52 | |||
| 53 | <pre><code class="shell"> |
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| 54 | mkfs.xfs /dev/md20 |
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| 55 | </code></pre> |