Evolution of the Grid

fullgorgedcutΔίκτυα και Επικοινωνίες

24 Οκτ 2013 (πριν από 3 χρόνια και 7 μήνες)

76 εμφανίσεις

sc2003 S.Wallach

1

Super Networking


Evolution of the Grid


SC2003

“swallach@chiaro.com”

sc2003 S.Wallach

2

Speakers


Dan Blumenthal


Larry Smarr


Andrew Chien


Jason Leigh


Rick Stevens

sc2003 S.Wallach

3

Grid Day 0


Circa 1975

Users

Central Processor Unit

Main Memory

RS
-

232

DISK

Device Drivers

Timesharing

sc2003 S.Wallach

4

Grid Day 1


Circa 1982

Central Processor Unit

Main Memory

DISK

Workstations

Ethernet


Layer 2 (TCP/IP
)

Network Stack

sc2003 S.Wallach

5

Grid Day 2
-

Circa 1987 (client/server)

Workstations

LAN

Switch

.Ethernet
-

Layer 2(TCP/IP)

.Heterogeneous Environments


.Software


FTP, RLOGIN

LAN

Disk

LAN

Central Processor Unit

Main Memory

LAN

Central Processor Unit

Main Memory

sc2003 S.Wallach

6

Node Topology Change

Client/Server

LAN Switch

WAN Switch

Client/Server

LAN Switch

AKA Router

.Separate Addressing Domains for LAN and WAN References.

.
Separate Switches


Layer 2 & Layer 3

.Dynamic Routing Protocols (BGP, OSPF, etc)

.Optical Transmission for Wide Area Network (Bandwidth the
same for local or wide
-
area)

Storage

Storage

sc2003 S.Wallach

7

AMPLIFIER TECHNOLOGY

(
WDM)

sc2003 S.Wallach

8

Grid Day 3


Networked (Early 90’s)

WAN Switch

LAN Switch

Storage

WAN Switch

LAN Switch

Storage

Storage

Long Haul

T1/OC3
-
12

WAN Switch

LAN Switch

Storage

sc2003 S.Wallach

9

Grid Day 4 (today)


Grid Enabled
-

TeraGrid

Storage

Storage

Storage

.Optics is the Enabler

.Homogeneous Development
Environments

.Multiple Lambda’s (4)

Long Haul

OC48/192 (Sonet)

WAN Switch

LAN Switch

Storage

WAN Switch

LAN Switch

Storage

A Cluster is a LOCAL GRID

WAN Switch

LAN Switch

Storage

sc2003 S.Wallach

10

Grid Day 5 (Future)


Layer 3 IPv4/6

WAN Switch

LAN Switch

Integrated

LAN/WAN Switch

.Layer 3 Switching and Addressing is inherently Global in Nature.

.New Transport Protocols (Reliable UDP, XCP, SABLE, etc)

.Global view of the Grid to support (design @1, execute @2, store @3)

.DWDW


Multiple Optical Channels
-

Terabits/sec (Multiple Lambda’s)

.Cluster/SMP has integrated Grid Support

Storage

Storage

sc2003 S.Wallach

11

The OptIPuter 2003

Experimental Network

Wide Array of Vendors

sc2003 S.Wallach

12

Global Architecture of a 2009 COTS

PetaFLOPS System

I/O

ALL
-
OPTICAL

SWITCH

Multi
-
Die

Multi
-
Processor

1

2

3

64

63

49

48

4

5

16

17

18

32

33

47

46

128 Die/Box

4 CPU/Die

10
meters=

50 nanosec Delay

...

...

...

...

LAN/WAN

Source: Steve Wallach, Supercomputing 2000 Keynote

Systems Become

GRID Enabled