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Mount NVMe SSDs in AWS EC2 instances
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Mount Separately | |
---------------- | |
# mount nvme SSDs to /dataN when available for specific instance types | |
# There are only 4 nvme slots in r5 instances. /dev/nvme0n1 is root EBS volume. | |
for i in $(seq 1 4); do | |
if [ -e "/dev/nvme${i}n1" ] | |
then | |
echo "Mounting /dev/nvme${i}n1 to /data${i}" | |
sudo mkfs.ext4 -E nodiscard /dev/nvme${i}n1 | |
sudo mkdir -p /data${i} | |
sudo mount -o discard /dev/nvme${i}n1 "/data${i}" | |
lsblk | |
fi | |
done | |
Mount as LVM | |
------------ | |
for i in $(seq 1 4); do | |
if [ -e /dev/nvme${i}n1 ] | |
then | |
x+=" /dev/nvme${i}n1" | |
fi | |
done | |
yes | sudo pvcreate $x | |
yes | sudo vgcreate nvmevg $x | |
yes | sudo lvcreate -l 100%FREE nvmevg -n nvmelv | |
yes | sudo mkfs.ext4 /dev/nvmevg/nvmelv | |
sudo mkdir -p /data | |
sudo mount /dev/nvmevg/nvmelv /data |
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