Changes

====Identifying Hard Drives====

====Identifying Hard Drives====

It may not always be obvious which physical hard drive maps to which logical device. The simplest method to verify this if you have a drive with S.M.A.R.T. capability is to map the serial number on the physical package with that displayed by smartctl. Assuming the device of interest is '''sda''' then you would issue the following command from root:

It may not always be obvious which physical hard drive maps to which logical device. The simplest method to verify this if you have a drive with S.M.A.R.T. capability is to map the serial number on the physical package with that displayed by smartctl. Assuming the device of interest is '''sda''' , (a SCSI drive), then you would issue the following command from root:

  smartctl -i /dev/sda

  smartctl -i /dev/sda