Happy Eyeballs?

Chris Rapier rapier at psc.edu
Fri Feb 21 04:10:43 AEDT 2025



On 2/14/25 17:08, Christoph Anton Mitterer wrote:
> On Fri, 2025-02-14 at 16:53 -0500, Chris Rapier wrote:
>> Now, the obvious alternative solution would be to just use
>> globus/gridftp but that now comes with licensing constraints that can
>> make it less attractive for under-resourced institutions (to say
>> nothing
>> of the higher administrative burden).
> 
> There are many widespread alternatives for moving large amounts of data
> which are used in science.
> 
> I'm working in LHC context... dCache is open source and provides
> WebDAV, GsiFTP, xroot, NFS4.1.
> Most (all?) other projects of the DDM software stack are also open
> source, e.g. rucio.

I work in HPC and specifically in data movement so I'm aware of the 
alternatives. The issue is that a *lot* of institutions, labs, and users 
still make use of scp, sftp, and rsync to move data. We have been trying 
to push people to use other tools for decades and they are still trying 
to use ssh. So, from my perspective, it makes sense to meet users where 
they are. However, I'm not suggesting OpenSSH do anything as I already 
developed HPN-SSH to give users necessary performance. I'm simply asking 
if there is any interest in a patch for HE for OpenSSH. If not I'll roll 
it out in HPN-SSH and see if it's of value to our user base.

Chris



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