Re: abysmally low scp performance

[Edgar Fuß <ef%math.uni-bonn.de@localhost>]

> I do not understand why you expect more than 1000 Mbits/s.
I would expect close to 1000 Mbit/s, say, 800.

> You are looking for things that are not expected
The problem is that I don't know what to expect in that area.

> There have been reports that HPN isn't working well.
> So turn it off and move on.
That's what I did.

> Now that you've measured TCP without ssh, you can measure reading from
> the filesystem on the sender with dd, and writing to the filesystem on
> the receiver also with dd.
I can read >120MB/s on the sending side and write >100MB/s on the receiving side.