Skip to content

Instantly share code, notes, and snippets.

@denniswebb

denniswebb/userdata_i3_8x.sh

Created April 16, 2017 19:04
Show Gist options
  • Star 2 You must be signed in to star a gist
  • Fork 1 You must be signed in to fork a gist
  • Save denniswebb/e0fdcbcfec22c8f9bdd1e2ebbc267a50 to your computer and use it in GitHub Desktop.
Save denniswebb/e0fdcbcfec22c8f9bdd1e2ebbc267a50 to your computer and use it in GitHub Desktop.
Download ZIP
Userdata for configuring RAID0 on AWS i3.8xlarge
Raw
userdata_i3_8x.sh
#!/usr/bin/env bash
mkdir -p /data
mdadm --create --verbose --level=0 /dev/md0 --name=DATA --raid-devices=4 /dev/nvme0n1 /dev/nvme1n1 /dev/nvme2n1 /dev/nvme3n1
mdadm --wait /dev/md0
mkfs.ext4 /dev/md0
mdadm --detail --scan >> /etc/mdadm.conf
dracut -H -f /boot/initramfs-$(uname -r).img $(uname -r)
echo /dev/md0 /data ext4 defaults,nofail,noatime,discard 0 2 >> /etc/fstab
mount -a
@AashishChughHome
Copy link

How to increase the size of raid like i created a raid with the script, now i want to add one more disk into raid without losing old disk data.

Is it possible?

Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment