[Beowulf] 10G and rsync

[Michael Di Domenico]

On Thu, Jan 2, 2020 at 12:44 PM David Mathog <mathog at caltech.edu> wrote:
> 1. Is a single large file transfer rate reasonable?
> 2. Ditto for several large files?

yes, if i transfer files outside of rsync performance is reasonable

> Are you sure there is not a patrol read ongoing on one system or the
> other?  That can cause this sort of disk head issue.

yes, i control both sides.  the client side is totally idle and the
lustre system is quiet.

> Also it might be this "hugepage" issue:
> https://www.beowulf.org/pipermail/beowulf/2015-July/033282.html

ah forgot about that one.  tried it, no change