Difference between sda and hda in Linux
Do you understand what is the difference between /dev/hda and /dev/sda in Linux? In order to understand that, you need to understand how the drives are named in Linux operating system. This is very important to know how Linux names its drive. If you understand the naming convention of drives under Linux, you would easily figure out if the drive is IDE or SCSI. IDE convention is - /dev/hdx# : Where x stands for drive and # stands for partition number that the distribution is on. The # would be 1 if there is only one partition on the drive. Drive Location /dev/hda (ide0) – Primary Master - Master drive on the primary IDE bus /dev/hdb (ide1) – Primary Slave - Slave drive on the primary IDE bus /dev/hdc (ide2) – Secondary Master - Master drive on the secondary IDE bus /dev/hdd (ide3) – Secondary Slave - Slave drive on the secondary IDE bus Note: In x86 PC architecture