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)。