custom@custom-VPC:~$ sudo smartctl /dev/sdb
smartctl 6.2 2013-07-26 r3841 [x86_64-linux-4.4.0-53-generic] (local build)
Copyright (C) 2002-13, Bruce Allen, Christian Franke,
www.smartmontools.orgATA device successfully opened
Use 'smartctl -a' (or '-x') to print SMART (and more) information
custom@custom-VPC:~$ sudo smartctl /dev/sdb
smartctl 6.2 2013-07-26 r3841 [x86_64-linux-4.4.0-53-generic] (local build)
Copyright (C) 2002-13, Bruce Allen, Christian Franke,
www.smartmontools.orgATA device successfully opened
Use 'smartctl -a' (or '-x') to print SMART (and more) information
custom@custom-VPC:~$ sudo smartctl /dev/sdb1
smartctl 6.2 2013-07-26 r3841 [x86_64-linux-4.4.0-53-generic] (local build)
Copyright (C) 2002-13, Bruce Allen, Christian Franke,
www.smartmontools.orgSCSI device successfully opened
Use 'smartctl -a' (or '-x') to print SMART (and more) information
custom@custom-VPC:~$ sudo smartctl /dev/sdb -a
smartctl 6.2 2013-07-26 r3841 [x86_64-linux-4.4.0-53-generic] (local build)
Copyright (C) 2002-13, Bruce Allen, Christian Franke,
www.smartmontools.orgRead Device Identity failed: scsi error medium or hardware error (serious)
A mandatory SMART command failed: exiting. To continue, add one or more '-T permissive' options.
custom@custom-VPC:~$ sudo smartctl /dev/sdb -x
smartctl 6.2 2013-07-26 r3841 [x86_64-linux-4.4.0-53-generic] (local build)
Copyright (C) 2002-13, Bruce Allen, Christian Franke,
www.smartmontools.orgRead Device Identity failed: scsi error medium or hardware error (serious)
A mandatory SMART command failed: exiting. To continue, add one or more '-T permissive' options.
custom@custom-VPC:~$