Dec 20, 2016

Attaching lots of EBS volumes

When you attach an EBS volume to an EC2 instance, you’ll see a prompt like this if you’re using the console:

Attach volume dialog

What if you have already used /dev/sdf to /dev/sdp1? You can still use other names!

Here is the AWS documentation for device naming. I’ve copied the relevant table below.

Available EBS Names

/dev/sd[f-p] are recommended, but you can use the rest of the letters (except for whatever is reserved for root).

  1. If you are using that many devices, you’re probably doing something wrong…
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