Obviously ephemeral. It has higher IO availability, will not affect your Ethernet IO performance, and it is free (included in instance price) and the redundancy is provided by cassandra itself.
從我的 BlackBerry® 無線裝置 -----Original Message----- From: Madalina Matei <madalinaima...@gmail.com> Date: Fri, 7 Oct 2011 09:02:06 To: <user@cassandra.apache.org> Reply-To: user@cassandra.apache.org Subject: ebs or ephemeral Hi, I'm looking to deploy a 5 nodes cluster in EC2 with RF3 and QUORUM CL. Could you please advice me on EBS vs ephemeral storage ? Cheers, Madalina