timed disk reads ec2 instance time disk reads test for ec2 instance timed unique: Processor: 4 x Intel Xeon X5550 @ 2.67GHz (4 Cores), Memory: 35840MB, Disk: 99GB OS: Ubuntu 10.04, Kernel: 2.6.32-344-ec2 (x86_64), Desktop: GNOME 2.30.2, Display Server: X Server 1.7.6, Compiler: GCC 4.4.3, File-System: ext3, Screen Resolution: 1600x876 hdparm Timed Disk Reads Disk To Read: /dev/sda1 MB/s > Higher Is Better timed unique . 99.39 |========================================================= hdparm Timed Disk Reads Disk To Read: /dev/sdb MB/s > Higher Is Better timed unique . 533.37 |========================================================