blktrace software package provides utilities for block layer IO tracing, you can install in your Ubuntu 14.04 LTS (Trusty Tahr) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install blktrace
blktrace is installed in your system.
Make ensure the blktrace package were installed using the commands given below,
$ sudo dpkg-query -l | grep blktrace *
You will get with blktrace package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | Utilities |
| Package | blktrace |
| Version | 1.0.5-1 |
| Description | utilities for block layer IO tracing |
| Sub Section | Utils |