End nodes challenges with multigigabit networking


Click here to start

(or here to get ASCII only)

Table of contents

End nodes challenges with multigigabit networking

Gilder's law

Optical networks

10 GbE /1

10GbE /2

Challenges

Standard data flow /1

Standard data flow /2

Hardware challenges

Processor / Memory bus

Memory b/w

PCI Bus

PCI performance with common chipsets

I/O busses

Network technologies

Software challenges

Software overhead

ULNI / OS-bypass

Standard TCP / OS-bypass ULNI(gm) on i840 chipset

Advanced networking

Zero-copy data flow

Trapeze driver for Myrinet2000 on freeBSD

Fbufs (Druschel 1993)

Gigabit Ethernet TCP

TOE (TCP Off-load Engine)

Network Path Pipelining

Network protocols challenges

AQM (active queue management)

AQM /2

AQM /3

Fair Queuing

Weighted Fair Queuing (WFQ)

CSFQ (Core stateless Fair Queuing)

RED /1 (Random Early Detection)

RED /2

RED /3

ECN (Explicit Congestion Notification) /1

ECN /2

MPLS (Multi Protocol Label Switching)

Congestion control in TCP/1

Congestion control in TCP/2

AIMD / AIPD Congestion control

TCP stacks

TCP Reno

LFN Optimal Bandwidth and TCP Reno

TCP Vegas

Restart of Idle connections

TCP buffer tuning and parallel streaming

TCP friendly streams

iWarp

Author: Roberto Innocente

Compressed postscript

Pdf

Author: Roberto Innocente