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访问DS224C/DS2246混合磁盘架堆栈中的驱动器时出现延迟

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适用场景

  • ONTAP 9
  • DS224C和DS2246

问题描述

  • 通过DS2246磁盘架机箱路径访问DS224C磁盘架上的驱动器时、会出现驱动器读取延迟
  • DS2246磁盘架已安装IOM12、但机箱仍以6 Gb/秒的速度访问驱动器
磁盘架堆栈示例:
 
Expanders on channel 1a:
Level    1: WWN 500a098008116b35, ID 31, Serial Number ' SHFGD0000000003', Product 'DS22412IOM12A   ', Rev '0270', Slot A
Level    2: WWN 500a0980080b0161, ID 32, Serial Number ' SHFGD0000000001', Product 'DS22412IOM12A   ', Rev '0270', Slot A
Level    3: WWN 500a0980081ee179, ID 33, Serial Number ' SHFGD0000000002', Product 'DS224IOM12A     ', Rev '0270', Slot A

Expanders on channel 9b:
Level    1: WWN 500a0980081ddddd, ID 33, Serial Number ' SHFGD0000000002', Product 'DS224IOM12A     ', Rev '0270', Slot B
Level    2: WWN 500a0980080af8a5, ID 32, Serial Number ' SHFGD0000000001', Product 'DS22412IOM12A   ', Rev '0270', Slot B
Level    3: WWN 500a098008116de5, ID 31, Serial Number ' SHFGD0000000003', Product 'DS22412IOM12A   ', Rev '0270', Slot B
 
磁盘架扩展器示例:
 

Expander phy state on 1a.33 (NETAPP  :DS224IOM12A      SHFGD0000000002):
                              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    
------- ----------------- --- --- --- --- ------ ------ ------ ------ ------ ------ ----------------
 0/P0:0 12.0 Gb/s         --- --- --- --- 0      0      0      0      0      1      ----------------
 1/P0:1 12.0 Gb/s         --- --- --- --- 0      0      0      0      0      1      ----------------
 2/P0:2 12.0 Gb/s         --- --- --- --- 0      0      0      0      0      1      ----------------
 3/P0:3 12.0 Gb/s         --- --- --- --- 0      0      0      0      0      1      ----------------
 4/P1:0 Disabled        
 5/P1:1 Disabled        
 6/P1:2 Disabled        
 7/P1:3 Disabled        
 8/P2:0 12.0 Gb/s         --- --- --- --- 0      0      0      0      0      13     ----------------
 9/P2:1 12.0 Gb/s         --- --- --- --- 0      0      0      0      0      13     ----------------
10/P2:2 12.0 Gb/s         --- --- --- --- 0      0      0      0      0      13     ----------------
11/P2:3 12.0 Gb/s         --- --- --- --- 0      0      0      0      0      13     ----------------
12/P3:0 Disabled        
13/P3:1 Disabled        
14/P3:2 Disabled        
15/P3:3 Disabled        
16/0   6.0 Gb/s          YES 0   0   0   0      0      0      0      0      1      ----------------
17/1   6.0 Gb/s          YES 0   0   0   0      0      0      0      0      1      ----------------
18/2   6.0 Gb/s          YES 0   0   0   0      0      0      0      0      1      ----------------
19/3   6.0 Gb/s          YES 0   0   0   0      0      0      0      0      1      ----------------
20/4   6.0 Gb/s          YES 0   0   0   0      0      0      0      0      1      ----------------
21/5   6.0 Gb/s          YES 0   0   0   0      0      0      0      0      1      ----------------
22/6   6.0 Gb/s          YES 0   0   0   0      0      0      0      0      1      ----------------
23/7   6.0 Gb/s          YES 0   0   0   0      0      0      0      0      1      ----------------
24/8   6.0 Gb/s          YES 0   0   0   0      0      0      0      0      1      ----------------

 

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