2024年3月29日发(作者：)

OceanStor UltraPath V100R008 技术白皮书 密级：秘密

产品名称

OceanStor UltraPath

产品版本

V100R008C00

密级

秘密

共19页

OceanStor UltraPath V100R008

技术白皮书

华为科技有限公司

版权所有 侵权必究

2014-5-27

华为保密信息,未经授权禁止扩散 第1页, 共20页

OceanStor UltraPath V100R008 技术白皮书 密级：秘密

目录

Revision record 修订记录 ............................................................. 错误！未定义书签。

1

多路径软件概述 .............................................................................................. 4

1.1

1.2

单点故障与多路径技术 ......................................................................................4

主流多路径软件一览 .........................................................................................5

2

UltraPath概述 ............................................................................................... 7

2.1

典型组网 ...........................................................................................................7

2.1.1

2.1.2

直连组网 ................................................................................................................................... 7

双交换组网 ............................................................................................................................... 8

2.2

UltraPath原理...................................................................................................8

2.2.1

2.2.2

2.2.3

UltraPath与OS集成方式 ........................................................................................................ 8

如何识别并管理路径 ............................................................................................................. 10

如何识别并管理路径组 ......................................................................................................... 12

2.3

UltraPath基本特性 ......................................................................................... 13

2.3.1

2.3.2

2.3.3

故障转移（failover）和恢复（failback） ............................................................................ 13

路径例测 ................................................................................................................................. 14

负载均衡 ................................................................................................................................. 14

2.4

UltraPath高级特性 ......................................................................................... 16

2.4.1

2.4.2

2.4.3

2.4.4

2.4.5

2.4.6

全路径闪断保护 ..................................................................................................................... 16

间歇性故障路径隔离 ............................................................................................................. 16

误码链路隔离 ......................................................................................................................... 17

路径异常告警 ......................................................................................................................... 18

主机自动注册到阵列 ............................................................................................................. 19

手工禁用路径 ......................................................................................................................... 19

2014-5-27

华为保密信息,未经授权禁止扩散 第2页, 共20页