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运行 ONTAP 9.6 或 9.7 的 AFF 上的 LUN 或命名空间性能较慢

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Category:
ontap-9
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适用于

  • ONTAP 9.5P6 , 9.6 - 9.6P7 , 9.7 - 9.7P2
  • AFF
  • 为任何 SAN 协议提供服务的环境 ( iSCSI/FCP / FCoE/NVMEoF )

问题

  • 启用了数据缩减的全闪存 FAS ( AFF )正在运行 SAN 协议( iSCSI , FC/FCoE , NVMEoF )。
  • 主机将看到间歇性访问问题,这些问题最终会恶化,如果启用,则会导致无法访问或系统中断,从而导致高可用性接管。
  • 中止和超时将显示在主机日志中,例如 ESXi 中的以下内容:

示例

中止     cpu15;20977090NMP: nmp_Throttlelogfordevice;3802; cmd 0x89 90x45a2b689d580, 57664670 to dev 'naa.600a0980383143c642b50365737566d' on path 'vmhba2;C0:t7;l2' failed; h;0x8 d;0x0 p;0x0 Invalid sense data; 0x0 0x0 0x0. act;EvaL

timeout2020-01-01t15;00;20.461z cpu26;20997240hbx: 1034; 'NetApp_AFF_Lun-1'; hb at offset 3486100 - setting pulse failed; timeout;

 

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