[root@venus ~]# lsblk
NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT
sda 8:0 0 223.6G 0 disk
├─sda1 8:1 0 500M 0 part /boot
├─sda2 8:2 0 10G 0 part /
├─sda3 8:3 0 4G 0 part [SWAP]
└─sda4 8:4 0 209.1G 0 part
[root@venus ~]# dmesg | grep -i sata | grep 'link up'
ata1: SATA link up 6.0 Gbps (SStatus 133 SControl 300)
[root@venus ~]# smartctl -i /dev/sda
smartctl 5.43 2012-06-30 r3573 [x86_64-linux-2.6.32-642.el6.x86_64] (local build)
Copyright (C) 2002-12 by Bruce Allen, http://smartmontools.sourceforge.net
=== START OF INFORMATION SECTION ===
Device Model: Crucial_CT240M500SSD1
Serial Number: 14310CD21C31
LU WWN Device Id: 5 00a075 10cd21c31
Firmware Version: MU05
User Capacity: 240,057,409,536 bytes [240 GB]
Sector Sizes: 512 bytes logical, 4096 bytes physical
Device is: Not in smartctl database [for details use: -P showall]
ATA Version is: 8
ATA Standard is: ATA-8-ACS revision 6
Local Time is: Thu Jan 5 07:16:03 2017 EST
SMART support is: Available - device has SMART capability.
SMART support is: Enabled
[root@venus ~]# hdparm -tT /dev/sda
/dev/sda:
Timing cached reads: 25756 MB in 2.00 seconds = 12899.05 MB/sec
Timing buffered disk reads: 1330 MB in 3.00 seconds = 442.86 MB/sec