prtdiag 不显示连接到 MB 的 NVMe 驱动器的正确插槽信息 (23537630)

语言：

`prtdiag` 不显示连接到 MB 的 NVMe 驱动器的正确插槽信息 (23537630)

在有 12 个驱动器底板的 SPARC S7-2L 服务器上，所有 NVMe 驱动器配置 prtdiag 为插槽 3、4 和 5 中的 NVMe 驱动器显示了不正确的 NAC 名称，如下所示。

======================================== IO Devices =======================================       
 Slot +            Bus   Name +                            Model      Max Speed  Cur Speed 
 Status            Type  Path                                         /Width     /Width    
-------------------------------------------------------------------------------------------
 ...
 ...
 /SYS/MB/PCIE_SWITCH1 PCIE  nvme-pciexclass,010802       8.0GT/x4   8.0GT/x4   
                          /pci@300/pci@2/pci@0/pci@6/nvme@0            
 /SYS/MB/PCIE_SWITCH1 PCIE  nvme-pciexclass,010802       8.0GT/x4   8.0GT/x4  
                          /pci@300/pci@2/pci@0/pci@7/nvme@0            
 ... 
 /SYS/MB/CMP1/IOS0 PCIX  nvme-pciexclass,010802          8.0GT/x4   8.0GT/x4   
                          /pci@302/pci@2/pci@0/pci@4/nvme@0           
...
...

插槽 3、4 和 5 中的 NVMe 驱动器的 NAC 名称正确时，prtdiag 输出将如下所示：

 ======================================== IO Devices =======================================
 Slot +            Bus   Name +                            Model      Max Speed  Cur Speed 
 Status            Type  Path                                         /Width     /Width    
 -------------------------------------------------------------------------------------------
 ...
 ...
 /SYS/DBP/NVME4    PCIE  nvme-pciexclass,010802        8.0GT/x4   8.0GT/x4   
                       /pci@300/pci@2/pci@0/pci@6/nvme@0           
 /SYS/DBP/NVME3    PCIE  nvme-pciexclass,010802        8.0GT/x4   8.0GT/x4   
                       /pci@300/pci@2/pci@0/pci@7/nvme@0           
 /SYS/MB/PCIE5     PCIE  nvme-pciexclass,010802        8.0GT/x4   8.0GT/x4   
                       /pci@300/pci@2/pci@0/pci@15/nvme@0          
 ...
 ...

解决方法：使用 format 命令或 diskinfo 命令找到正确的 NAC 名称以及采用此配置的 NVMe 驱动器的关联设备路径。例如，键入：

  # diskinfo
			      D:devchassis-path                    c:occupant-compdev
			      -----------------------------------  ------------------
                              /dev/chassis/SYS/DBP/NVME0/disk      c14t1d0           
                              /dev/chassis/SYS/DBP/NVME1/disk      c15t1d0           
                              /dev/chassis/SYS/DBP/NVME2/disk      c16t1d0           
                              /dev/chassis/SYS/DBP/NVME3/disk      c7t1d0            
                              /dev/chassis/SYS/DBP/NVME4/disk      c6t1d0            
                              /dev/chassis/SYS/DBP/NVME5/disk      c13t1d0           
                              /dev/chassis/SYS/DBP/NVME6/disk      c9t1d0            
                              /dev/chassis/SYS/DBP/NVME7/disk      c11t1d0           
                              /dev/chassis/SYS/DBP/NVME8/disk      c12t1d0           
                              /dev/chassis/SYS/DBP/NVME9/disk      c3t1d0            
                              /dev/chassis/SYS/DBP/NVME10/disk     c4t1d0            
                              /dev/chassis/SYS/DBP/NVME11/disk     c5t1d0
                              ...

# format
                              Searching for disks...done

                              AVAILABLE DISK SELECTIONS:
                                  0. c14t1d0 <INTEL-SSDPE2ME016T4S-8DV1-1.46TB>
                                     /pci@302/pci@2/pci@0/pci@17/pci@0/pci@4/nvme@0/disk@1
                                     /dev/chassis/SYS/DBP/NVME0/disk
                                  1. c15t1d0 <INTEL-SSDPE2ME016T4S-8DV1-1.46TB>
                                     /pci@302/pci@2/pci@0/pci@17/pci@0/pci@5/nvme@0/disk@1
                                     /dev/chassis/SYS/DBP/NVME1/disk
                                  2. c16t1d0 <INTEL-SSDPE2ME016T4S-8DV1-1.46TB>
                                     /pci@302/pci@2/pci@0/pci@17/pci@0/pci@6/nvme@0/disk@1
                                     /dev/chassis/SYS/DBP/NVME2/disk
                                  3. c7t1d0 <INTEL-SSDPE2ME016T4S-8DV1-1.46TB>
                                     /pci@300/pci@2/pci@0/pci@7/nvme@0/disk@1
                                     /dev/chassis/SYS/DBP/NVME3/disk
                                  4. c6t1d0 <INTEL-SSDPE2ME016T4S-8DV1-1.46TB>
                                     /pci@300/pci@2/pci@0/pci@6/nvme@0/disk@1
                                     /dev/chassis/SYS/DBP/NVME4/disk
                                  5. c13t1d0 <INTEL-SSDPE2ME016T4S-8DV1-1.46TB>
                                     /pci@302/pci@2/pci@0/pci@4/nvme@0/disk@1
                                     /dev/chassis/SYS/DBP/NVME5/disk
                                  6. c9t1d0 <INTEL-SSDPE2ME016T4S-8DV1-1.46TB>
                                     /pci@302/pci@1/pci@0/pci@13/pci@0/pci@4/nvme@0/disk@1
                                     /dev/chassis/SYS/DBP/NVME6/disk
                                  7. c11t1d0 <INTEL-SSDPE2ME016T4S-8DV1-1.46TB>
                                     /pci@302/pci@1/pci@0/pci@13/pci@0/pci@5/nvme@0/disk@1
                                     /dev/chassis/SYS/DBP/NVME7/disk
                                  8. c12t1d0 <INTEL-SSDPE2ME016T4S-8DV1-1.46TB>
                                     /pci@302/pci@1/pci@0/pci@13/pci@0/pci@6/nvme@0/disk@1
                                     /dev/chassis/SYS/DBP/NVME8/disk
                                  9. c3t1d0 <INTEL-SSDPE2ME016T4S-8DV1-1.46TB>
                                     /pci@300/pci@1/pci@0/pci@11/pci@0/pci@4/nvme@0/disk@1
                                     /dev/chassis/SYS/DBP/NVME9/disk
                                 10. c4t1d0 <INTEL-SSDPE2ME016T4S-8DV1-1.46TB>
                                     /pci@300/pci@1/pci@0/pci@11/pci@0/pci@5/nvme@0/disk@1
                                     /dev/chassis/SYS/DBP/NVME10/disk
                                 11. c5t1d0 <INTEL-SSDPE2ME016T4S-8DV1-1.46TB>
                                     /pci@300/pci@1/pci@0/pci@11/pci@0/pci@6/nvme@0/disk@1
                                     /dev/chassis/SYS/DBP/NVME11/disk

有关驱动器错误的其他信息，请参见S7-2L 12 和 24 磁盘底板系统无法枚举磁盘 (18712182)。