Merge pull request cockroachdb#10972 from cockroachdb/cc-disk-perform…

…ance

Add CC Disk Performance info

cockroachcloud/create-your-cluster.md

@@ -77,6 +77,8 @@ Transactions per second | Each vCPU can handle around 1000 transactions per seco
 When scaling up your cluster, it is generally more effective to increase node size up to 16 vCPUs before adding more nodes. For most production applications, we recommend at least 4 to 8 vCPUs per node.
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+For more detailed disk performance numbers, see the relevant [GCP](https://cloud.google.com/compute/docs/disks/performance) and [AWS](https://aws.amazon.com/ebs/features/#Amazon_EBS_volume_types) documentation.
+
 To change the hardware configuration after the cluster is created, [contact Support](https://support.cockroachlabs.com).
 
 See [Example](#example) for further guidance.