Linux.com

Home News Enterprise Computing High Performance High-Performance insideHPC Performance Guru Looks at Nvidia’s New NVLink

insideHPC Performance Guru Looks at Nvidia’s New NVLink

Bill D'Amico"For NVLink to have its highest value it must function properly with unified memory. That means that the Memory Management Units in the CPUs have to be aware of NVLink DMA operations and update appropriate VM structures. The operating system needs to know when memory pages have been altered via NVLink DMA - and this can’t be solely the responsibility of the drivers. Tool developers also need to know details so that MPI or other communications protocols can make use of the new interconnect."

 
Read more at insideHPC
 

Comments

Subscribe to Comments Feed

Upcoming Linux Foundation Courses

  1. LFD331 Developing Linux Device Drivers
    13 Oct » 17 Oct - Virtual
    Details
  2. LFS425 Linux Performance Tuning Crash Course
    16 Oct » 16 Oct - Düsseldorf, Germany
    Details
  3. LFS220 Linux System Administration
    20 Oct » 23 Oct - Virtual
    Details

View All Upcoming Courses

Become an Individual Member
Check out the Friday Funnies

Sign Up For the Linux.com Newsletter


Who we are ?

The Linux Foundation is a non-profit consortium dedicated to the growth of Linux.

More About the foundation...

Frequent Questions

Join / Linux Training / Board