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驱动器被绕过,导致控制器进入混合路径状态

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fas-systems
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hw
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适用场景

  • I/O 模块( IOM )— 3.
  • I/O 模块( IOM )— 6.
  • I/O 模块( IOM )— 12
  • I/O 嵌入模块( IOM-E )
  • ONTAP 9

问题描述

  • 磁盘已被绕过, SYSCONFIG -A 并在输出中丢失。
  • EMS 错误示例:

Mon Nov 23 14:43:22 CET [node1: dsa_worker4: ds.sas.hostphy.disableErr:critical]: [  7 ] on channels 0b shelf id 22 IOM B Disabled due to excessive invalid dword error.

  • SAS-expander-PHY 状态,驱动器报告 Disabled/[reason].示例:

    Expander phy state on 0b.22 (NETAPP  :DS224IOM6        1200345678): 
                                  Pwr         Invald Disprt Loss   Phy    CRC    Phy                    
                              Pwr Ccl Rsv Rls DWord  Error  Sync   Reset  Error  Change SATA            
    PHY/BAY STATE             ON  Cnt Cnt Cnt Count  Count  Count  Prob   Cnt    Cnt    Affiliation     
    ------- ----------------- --- --- --- --- ------ ------ ------ ------ ------ ------ ----------------
    15/7    Disabled/IDD     YES 0   0   0  
    21/13   Disabled/BRST_PCD YES 3   0   0  

  • 混合路径存储系统状态示例:
 ::>system node run -node <nodename> -command sysconfig -a NetApp Release 9.5P2: Thu Mar 14 10:01:49 EDT 2019 System ID: 0123456789 (NODE-01); partner ID: 0123456788 (NODE-02) System Serial Number: 0123456789012 (NODE-01) System Rev: A4 System Storage Configuration: Mixed-Path ... 

 

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