Emulex InSpeed 350 podręczniki

Emulex InSpeed 350 Instrukcja Użytkownika (6 strony)

Marka: Emulex | Kategoria: Switche sieciowe | Rozmiar: 0.59 MB |

Angielski

Spis treści

Model 350

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

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Embedded Root Switch In

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Disk Storage Systems

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

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Emulex InSpeed 350 Instrukcja Użytkownika (134 strony)

Marka: Emulex | Kategoria: Switche sieciowe | Rozmiar: 4.11 MB |

Angielski

Spis treści

Dummies

1

Computing Systems

3

List (http://www.top500.org)

4

LAN/WAN

5

Cloud Computing Environments

6

SC '13

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• Hardware components

9

• Software components

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• Ex: TCP/IP, UDP/IP

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– E.g., PCI, PCI-X

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– One bit per wire

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– Not scalable:

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IB Trade Association

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• Network speed bottlenecks

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• I/O interface bottlenecks

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• Fast Messages (FM)

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• Myricom GM

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IB Hardware Acceleration

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• Interrupt Coalescing

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• Jumbo Frames

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• Hardware Checksum Engines

25

TOE and iWARP Accelerators

26

• InfiniBand

32

• High-speed Ethernet Family

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InfiniBand

33

Traditional Ethernet

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TCP/IP Stack and IPoIB

34

IB Overview

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Components: Channel Adapters

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• Switches: intra-subnet

38

• Routers: inter-subnet

38

• May support multicast

38

(Courtesy Intel)

39

IB Communication Model

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Global Region Creation

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Queue Pair Model

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Memory Registration

45

Memory Protection

46

(Send/Receive Model)

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Send Recv

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Hardware Protocol Offload

51

• Buffering and Flow Control

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• Switching and Multicast

52

• Network Fault Tolerance

52

• IB WAN Capability

52

Buffering and Flow Control

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Virtual Lanes

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Service Levels and QoS

55

Traffic Segregation Benefits

56

Switch Complex

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Leaf Blocks

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Spine Blocks

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More on Multipathing

60

IB Multicast Example

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IB WAN Capability

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IB Transport Services

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Reliability

66

Transport Layer Capabilities

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Data Segmentation

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Transaction Ordering

69

Message-level Flow-Control

70

Concepts in IB Management

73

Subnet Manager

74

InfiniBand CA

76

Traditional Model

76

Possible SDP Model

76

RSockets Overview

77

HSE Overview

80

Differences

81

Current Usage of Ethernet

88

Myrinet Express (MX)

92

Datagram Bypass Layer (DBL)

93

• Solarflare approach:

94

FastStack DBL

95

• Pros:

98

• Cons:

98

SC'13

100

Presentation Overview

101

IB Hardware Products

102

Tyan Thunder S2935 Board

103

• 72-port “nano magnum”

104

• 10GE switches

105

• 40GE and 100GE switches

105

• Support for VPI and RoCE

106

– www.openfabrics.org

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– Latest release is OFED 3.5

107

Verbs Interface

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(libibverbs)

108

OpenFabrics Software Stack

110

Number of Systems

112

Performance

112

(http://www.top500.org

113

• Integrated Systems

114

Other HSE Installations

115

Case Studies

117

MVAPICH2/MVAPICH2-X Software

123

One-way Latency: MPI over IB

124

Bandwidth: MPI over IB

125

Bandwidth: MPI over iWARP

127

Convergent Technologies:

129

Concluding Remarks

131

Funding Acknowledgments

132

Personnel Acknowledgments

133

Web Pointers

134

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