[cs615asa] How to read data from device

[Zhitao Chen]

I tried this, but it cannot see anything, it just let me input anything
endless

On Wed, May 16, 2018 at 6:27 PM, Zhengkai Wei <zwei11 at stevens.edu> wrote:

> I dont know how to read original data but
> using cat /dev/sdf can see something.
>
> > 在 2018年5月16日，下午6:22，Zhitao Chen <zchen69 at stevens.edu> 写道：
> >
> > Hi,
> >
> > Is anyone know to read data from device? I use dd(1) to try to read the
> data, e.g.
> >
> > # dd if=/dev/xbd3a | od -l
> >
> > but it just print 0's
> >
> > Then I tried to create a new volume and wrote some data to it, but it
> also print 0's
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