[Cialug] disk write speed during transfer

Jonathan A. Kollasch jakllsch at kollasch.net
Wed Dec 11 13:18:01 CST 2013


On Wed, Dec 11, 2013 at 12:54:08PM -0600, Kenneth Younger wrote:
> I've got dd writing /dev/random to a disk.
> 
> Is there any way to determine how fast data is being written to the disk
> during this process?

You can send a SIGINFO (or on Linux SIGUSR1) to the dd process to have
it display progress and rate information.

	Jonathan Kollasch


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