mpathadm 명령을 사용하여 다중 경로 지원 정보를 표시하고 다중 경로 검색을 관리할 수도 있습니다. 다중 경로 지원 및 등록 정보는 다중 경로 관리 API 플러그인 라이브러리 이름으로 식별됩니다. mpathadm 명령을 사용하여 이 이름을 표시할 수 있습니다.
# mpathadm list mpath-support mpath-support: libmpscsi_vhci.so
# mpathadm show mpath-support libmpscsi_vhci.so mpath-support: libmpscsi_vhci.so Vendor: Sun Microsystems Driver Name: scsi_vhci Default Load Balance: round-robin Supported Load Balance Types: round-robin logical-block Allows To Activate Target Port Group Access: yes Allows Path Override: no Supported Auto Failback Config: yes Auto Failback: on Failback Polling Rate (current/max): 0/0 Supported Auto Probing Config: 0 Auto Probing: NA Probing Polling Rate (current/max): NA/NA Supported Devices: Vendor: SUN Product: T300 Revision: Supported Load Balance Types: round-robin Vendor: SUN Product: T4 Revision: Supported Load Balance Types: round-robin . . .
명령 출력에는 다중 경로 지원 소프트웨어가 지원하는 장치 제품 목록도 표시됩니다. 다중 경로 지원 libmpscsi_vhci.so 라이브러리 파일은 기본적으로 T10 대상 포트 그룹 호환 장치를 지원합니다.
다음 단계에서는 개시자 포트의 등록 정보를 표시하는 방법에 대해 설명합니다.
# mpathadm list initiator-port Initiator Port: iqn.1986-03.com.sun:01:ffffffffffff.4e94f9bd,4000002a00ff Initiator Port: 210100e08ba41feb Initiator Port: 210000e08b841feb
# mpathadm show initiator-port 2000000173018713 Initiator Port: 210100e08ba41feb Transport Type: Fibre Channel OS Device File: /devices/pci@1,0/pci1022,7450@1/pci1077,141@2,1/fp@0,0
mpathadm show initiator-port 명령으로 개시자 포트를 지정하지 않으면 검색된 모든 개시자 포트의 등록 정보가 표시됩니다.
mpathadm 명령을 사용하여 각 LUN의 등록 정보와 함께 LU 목록을 표시합니다. 표시되는 LU 목록에는 특정 LU의 등록 정보를 표시하는 데 사용할 수 있는 이름이 포함됩니다.
# mpathadm list lu /dev/rdsk/c0t600144F08069703400004E828EE10004d0s2 Total Path Count: 8 Operational Path Count: 8 /dev/rdsk/c0t600144F08069703400004E8183DF0002d0s2 Total Path Count: 8 Operational Path Count: 8 /dev/rdsk/c0t600A0B800026D63A0000A4994E2342D4d0s2 Total Path Count: 4 Operational Path Count: 4 /dev/rdsk/c0t600A0B800029065C00007CF54E234013d0s2 Total Path Count: 4 Operational Path Count: 4 /dev/rdsk/c0t600A0B800026D63A0000A4984E234298d0s2 Total Path Count: 4 Operational Path Count: 4 /dev/rdsk/c0t600A0B800029065C00007CF44E233FCFd0s2 Total Path Count: 4 Operational Path Count: 4 /dev/rdsk/c0t600A0B800026D63A0000A4974E23424Ed0s2 Total Path Count: 4 Operational Path Count: 4 . . .
# mpathadm show lu /dev/rdsk/c4t60003BA27D2120004204AC2B000DAB00d0s2 mpath-support: libmpscsi_vhci.so Vendor: SUN Product: Sun Storage NAS Revision: 1.0 Name Type: unknown type Name: 600144f08069703400004e828ee10004 Asymmetric: yes Current Load Balance: round-robin Logical Unit Group ID: NA Auto Failback: on Auto Probing: NA Paths: Initiator Port Name: 210100e08ba41feb Target Port Name: 2100001b329b6c3f Override Path: NA Path State: OK Disabled: no Initiator Port Name: 210100e08ba41feb Target Port Name: 2101001b32bb6c3f Override Path: NA Path State: OK Disabled: no Initiator Port Name: 210100e08ba41feb Target Port Name: 2100001b329b793c Override Path: NA Path State: OK Disabled: no . . . Target Port Groups: ID: 0 Explicit Failover: no Access State: active optimized Target Ports: Name: 2100001b329b6c3f Relative ID: 1 Name: 2101001b32bb6c3f Relative ID: 2 ID: 1 Explicit Failover: no Access State: standby Target Ports: Name: 2100001b329b793c Relative ID: 257 Name: 2101001b32bb793c Relative ID: 256
mpathadm show lu 명령으로 LU 이름을 지정하지 않으면 검색된 모든 논리 장치에 대한 정보가 표시됩니다.
대상 포트를 통해 경로를 표시하려면 다음 단계를 수행하십시오.
# mpathadm list lu /dev/rdsk/c0t600144F08069703400004E828EE10004d0s2 Total Path Count: 8 Operational Path Count: 8 /dev/rdsk/c0t600144F08069703400004E8183DF0002d0s2 Total Path Count: 8 Operational Path Count: 8 /dev/rdsk/c0t600A0B800026D63A0000A4994E2342D4d0s2 Total Path Count: 4 Operational Path Count: 4 /dev/rdsk/c0t600A0B800029065C00007CF54E234013d0s2 Total Path Count: 4 Operational Path Count: 4 . . .
# mpathadm show lu /dev/rdsk/c0t600A0B800029065C00007CF54E234013d0s2 Logical Unit: /dev/rdsk/c0t600A0B800029065C00007CF54E234013d0s2 mpath-support: libmpscsi_vhci.so Vendor: SUN Product: CSM200_R Revision: 0660 Name Type: unknown type Name: 600a0b800029065c00007cf54e234013 Asymmetric: yes Current Load Balance: round-robin Logical Unit Group ID: NA Auto Failback: on Auto Probing: NA Paths: Initiator Port Name: 210000e08b841feb Target Port Name: 200800a0b826d63b Override Path: NA Path State: OK Disabled: no Initiator Port Name: 210000e08b841feb Target Port Name: 200900a0b826d63b Override Path: NA Path State: OK Disabled: no . . . Target Port Groups: ID: 4 Explicit Failover: yes Access State: standby Target Ports: Name: 200800a0b826d63b Relative ID: 0 Name: 200800a0b826d63c Relative ID: 0 ID: 14 Explicit Failover: yes Access State: active Target Ports: Name: 200900a0b826d63b Relative ID: 0 Name: 200900a0b826d63c Relative ID: 0
# mpathadm list lu -t 20030003ba27d212 mpath-support: libmpscsi_vhci.so /dev/rdsk/c0t600A0B800026D63A0000A4994E2342D4d0s2 Total Path Count: 4 Operational Path Count: 4 mpath-support: libmpscsi_vhci.so /dev/rdsk/c0t600A0B800029065C00007CF54E234013d0s2 Total Path Count: 4 Operational Path Count: 4 mpath-support: libmpscsi_vhci.so /dev/rdsk/c0t600A0B800026D63A0000A4984E234298d0s2 Total Path Count: 4 Operational Path Count: 4 mpath-support: libmpscsi_vhci.so /dev/rdsk/c0t600A0B800029065C00007CF44E233FCFd0s2 Total Path Count: 4 Operational Path Count: 4 . . .
경로 및 대상 포트 그룹 정보를 비롯하여 다중 경로가 지정된 LU에 대한 자세한 정보를 표시합니다. 정보의 이름 등록 정보는 하드웨어에서 파생되어 이 시스템에 사용되는 해당 LU에 대한 식별자를 나타냅니다. 이름이 SCSI Inquiry VPD(Vital Product Data) 페이지 83h에서 파생된 경우 이름 유형 등록 정보는 SCSI 표준에 따라 정의된 연관되어 있는 식별자 유형을 나타냅니다.
# mpathadm list lu /dev/rdsk/c0t600144F08069703400004E828EE10004d0s2 Total Path Count: 8 Operational Path Count: 8 /dev/rdsk/c0t600144F08069703400004E8183DF0002d0s2 Total Path Count: 8 Operational Path Count: 8 /dev/rdsk/c0t600A0B800026D63A0000A4994E2342D4d0s2 Total Path Count: 4 Operational Path Count: 4 /dev/rdsk/c0t600A0B800029065C00007CF54E234013d0s2 Total Path Count: 4 Operational Path Count: 4 /dev/rdsk/c0t600A0B800026D63A0000A4984E234298d0s2 Total Path Count: 4 Operational Path Count: 4 /dev/rdsk/c0t600A0B800029065C00007CF44E233FCFd0s2 Total Path Count: 4 Operational Path Count: 4 . . .
# mpathadm show lu /dev/rdsk/c0t600A0B800026D63A0000A4994E2342D4d0s2 Logical Unit: /dev/rdsk/c0t600A0B800026D63A0000A4994E2342D4d0s2 mpath-support: libmpscsi_vhci.so Vendor: SUN Product: CSM200_R Revision: 0660 Name Type: unknown type Name: 600a0b800026d63a0000a4994e2342d4 Asymmetric: yes Current Load Balance: round-robin Logical Unit Group ID: NA Auto Failback: on Auto Probing: NA Paths: Initiator Port Name: 210000e08b841feb Target Port Name: 200800a0b826d63b Override Path: NA Path State: OK Disabled: no Initiator Port Name: 210000e08b841feb Target Port Name: 200900a0b826d63b Override Path: NA Path State: OK Disabled: no Initiator Port Name: 210000e08b841feb Target Port Name: 200800a0b826d63c Override Path: NA Path State: OK Disabled: no Initiator Port Name: 210000e08b841feb Target Port Name: 200900a0b826d63c Override Path: NA Path State: OK Disabled: no Target Port Groups: ID: 3 Explicit Failover: yes Access State: active Target Ports: Name: 200800a0b826d63b Relative ID: 0 Name: 200800a0b826d63c Relative ID: 0 ID: 13 Explicit Failover: yes Access State: standby Target Ports: Name: 200900a0b826d63b Relative ID: 0 Name: 200900a0b826d63c Relative ID: 0
mpathadm show lu 명령에 –e 또는 –-path-missing 옵션을 지정하여 누락된 경로에 대해서만 논리 장치를 표시할 수 있습니다.
# mpathadm list lu -n 600a0b800026d63a0000a4994e2342d4 mpath-support: libmpscsi_vhci.so /dev/rdsk/c0t600A0B800026D63A0000A4994E2342D4d0s2 Total Path Count: 4 Operational Path Count: 4