cat brain.log | less

Getting it down on `paper`

disk utilities

% List model/serial of drive.
$ /sbin/hdparm -I /dev/sda

% Find UUID of a drive.
$ ls -l /dev/disk/by-uuid/

% Show partition table information.
$ sudo fdisk -l

% Test disk read performance.
$ sudo /sbin/hdparm -tT /dev/sdb1

% Show processes performing disk I/O.
$ iotop

 

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