~/talk

Computing Performance 2022: What's on the Horizon

Talkat SREcon22 Asia/Pacific · 2022-12-07..12-09· [machine-learning]
slides:none on file

Survey of near-term platform changes: processors hit ~3.5 GHz plateau with recent beta 3.9 GHz parts, chiplet and 3D stacking and rising core counts (e.g., AMD 96, Ampere 128) driving horizontal scale; memory sees DDR5 doubling bandwidth but not latency and on-package HBM enabling “HBM-only” server modes; storage and SSDs show new pathologies as NVMe/PCIe5 scales; networking shifts to QUIC, XDP/eBPF and 400–800 Gb/s NICs; lightweight VMs (Firecracker, Cloud Hypervisor) approach bare-metal; observability expands to PMCs, libbpf and io_uring; prediction: multi-socket is doomed and AI auto-tuning (Granulate, Acumoss) will surface high-value tunables.

AI-written summary · about

  1. 0:00Start
  2. 1:58Processors
  3. 3:15Interconnects
  4. 4:11Lithography
  5. 6:23Other processor scaling
  6. 7:33Recent server processor examp
  7. 9:09Accelerators
  8. 10:10Latest GPU examples
  9. 11:39My Prediction: Multi-socket is doo
  10. 24:59DDR latency
  11. 27:07Server DRAM size
  12. 30:44Flash memory-based disks
  13. 32:03Latest storage device examples
  14. 34:08Networking
  15. 35:23Linux Network Stack
  16. 35:50Linux TCP send path
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