![]() ![]() We can see in this case this works out near perfectly when we look at the byte based size:Īnd 119.3 (as reported by lsblk) = 119.3 x 1073700000 = 128092410000. This is because lsblk will give you the result in Gibibyte ( 1 Gibibyte = 1073700000 bytes) whereas drive manufactures sell their drives using the “Gigabyte” standard (a Gigabyte = 1000000000 bytes). ![]() It is not uncommon for a 128GB drive to show as only ~115-120G in lsblk. ![]() This drive is marketed as 128GB, and it’s a major brand. do a listing similar to ls (‘directory listing’) on all bulk (blk) volumes.Īs you can see, there is a 119.3G drive available. Here we are executing lsblk: you can read this as ls blk: i.e. Next, navigate to your terminal/command prompt (On Ubuntuįor example you can do this by simply clicking Activities at the top left of the screen > type Terminal and click the Terminal icon). For USB memory stick/flash drives, simply insert them via a USB port to your computer. For SD cards, you will usually use a SD card reader which you can insert via a USB port to your computer. If it is a SSD (Solid State Drive) or HDD (Hard Disk Drive), you will want to shutdown your computer, insert the drive and reboot the system. To start, plug your drive into your machine. How to benchmark Disk performance on Linux – CLI Tools $ – requires given linux commands to be executed as a regular non-privileged user # – requires given linux commands to be executed with root privileges either directly as a root user or by use of sudo command Privileged access to your Linux system as root or via the sudo command. Requirements, Conventions or Software Version Used ![]() How to benchmark Disk performance on Linux Software Requirements and Conventions Used Software Requirements and Linux Command Line Conventions Category ![]()
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