Re: How can I benchmark my brand new usb 3.0 WD My Passport hdd
Another measurement you might like to make would be random reads and/or writes.
Take a look at the debian package called "bonnie++"
> Provides: bonnie, zcav
> Description: Hard drive benchmark suite.
> It is called Bonnie++ because it was based on the Bonnie program.
> This program also tests performance with creating large
> numbers of files. Now includes zcav raw-read test program.
> A modern hard drive will have more sectors in the outer tracks
> because they are longer. The hard drive will have a number
> (often more than 8) of zones where each zone has the same number of
> sectors (due to the need for an integral number of sectors per track).
> This program allows you to determine the levels of
> performance provided by different zones and store them in a
> convenient format for gnuplot.
On May 29, 2014, at 3:36 AM, Anubhav Yadav <email@example.com> wrote:
> I have purchased a WD my passport 2.5 inch external portable usb 3.0 hdd.
> I wanted to benchmark the drive after connecting it to my usb 3.0 port.
> I did the following two test already.
> sudo hdparm -Tt /dev/sdc
> Timing cached reads: 10856 MB in 2.00 seconds = 5431.12 MB/sec
> Timing buffered disk reads: 304 MB in 3.01 seconds = 101.00 MB/sec
> and also this one:
> dd if=/dev/zero of=/media/My\ Passport/output bs=8k count=10k; rm -f
> /media/My\ Passport/output
> 10240+0 records in
> 10240+0 records out
> 83886080 bytes (84 MB) copied, 2.03511 s, 41.2 MB/s
> I tried gnome-disk-utility but it says that since the disk contains a
> GPT, it cannot benchmark the disk.
> Are there any better ways to find out about the read-write speeds of my disk?
> Anubhav Yadav
> Imperial College of Engineering and Research,