Linux and Unix Test Disk I/O Performance With dd Command

Lien : https://www.cyberciti.biz/faq/howto-linux-unix-test-disk-performance-with-dd-command/

• How can I use dd command on a Linux to test I/O performance of my hard disk drive?
• How do I check the performance of a hard drive including the read and write speed on a Linux operating systems?
• How can I use the dd command under Linux I/O performance test?

Exemple de test de performance écriture disque avec dd

dd if=/dev/zero of=test.file bs=64M count=16 oflag=dsync

Tags : linux unix dd performance disque hdd ssd