btreplay command not found

Introduction

When you run more command in linux terminal / console, you get the following error message

btreplay: command not found

or when using sudo you get the following error message

sudo: btreplay: command not found

Solutions to btreplay: command not found

How To Fix btreplay: command not found in Ubuntu / Debian / Kali Linux / Raspbian

In Ubuntu btreplay is provided by blktrace package.

blktrace is:

blktrace is a block layer IO tracing mechanism which provides detailed information about request queue operations up to user space. There are three major components that are provided:

blktrace: A utility which transfers event traces from the kernel into either long-term on-disk storage, or provides direct formatted output (via blkparse).

blkparse: A utility which formats events stored in files, or when run in live mode directly outputs data collected by blktrace.

iowatcher: A utility to visualize block I/O patterns. It generates graphs from blktrace runs to help visualize IO patterns and performance. It can plot multiple blktrace runs together, making it easy to compare the differences between different benchmark runs.

To fix this problem, we can install more using the command below.

sudo apt-get -y install blktrace

This command might take some time to finish depending on your machine internet connection.

You can also use apt command to install blktrace.

sudo apt -y install blktrace

Or if you have aptitude installed you can use the following command.

sudo aptitude install blktrace

Summary

In this tutorial we learn how to fix btreplay command not found error in Ubuntu / Debian / Kali Linux or Raspbian distribution.