탐색 링크 건너뛰기 | |
인쇄 보기 종료 | |
Oracle Solaris 11.1 관리: SAN 구성 및 다중 경로 Oracle Solaris 11.1 Information Library (한국어) |
mpathadm 명령을 사용하여 Solaris OS 다중 경로 지원을 결정하고 구성합니다. mpathadm 명령을 사용하면 ANSI 표준 다중 경로 관리 API를 통해 다중 경로를 관리할 수 있습니다. 이 장에서 경로, 개시자 포트, 대상 포트 및 LU를 나타내기 위해 사용되는 용어는 T10 사양과 일치합니다.
다중 경로 장치를 관리하려면 다음 작업을 수행하십시오.
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 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
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 list lu -n 600a0b800026d63a0000a4994e2342d4 mpath-support: libmpscsi_vhci.so /dev/rdsk/c0t600A0B800026D63A0000A4994E2342D4d0s2 Total Path Count: 4 Operational Path Count: 4
대칭 장치에서는 가능한 최적 경로에 대한 자동 페일백을 제공할 수 있습니다. 초기 경로에서 페일오버가 발생할 경우 대기 경로가 새 온라인 경로로 설정됩니다. 일반적으로 대기 경로는 최적 경로가 아닙니다. 자동 페일백을 사용으로 설정하면 초기 경로가 다시 온라인으로 전환되며 초기 경로에 대한 페일오버가 자동으로 발생합니다.
# mpathadm list mpath-support mpath-support: libmpscsi_vhci.so
# mpathadm modify mpath-support -a on 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: 1 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 . . .
주 - mpathadm modify 명령 설정으로 시작되는 자동 표시는 시스템이 실행 중인 동안 유효합니다. 하지만 변경된 설정이 지속되도록 유지하려면 /etc/driver/drv/scsi_vhci.conf 파일을 업데이트해야 합니다. 자동 페일백 구성을 참조하십시오.
이 작업은 다음 두 가지 범주의 장치에만 적용할 수 있습니다.
다중 경로 지원을 통해 인식 및 지원되는 독점 페일오버 방식의 비대칭 장치
T10 표준 대상 포트 그룹 지원 libmpscsi_vhci.so를 준수하고 명시적 모드 비대칭 LU 액세스를 제공하는 장치
# 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 . . .
# mpathadm show lu /dev/rdsk/c0t600A0B800026D63A0000A4984E234298d0s2 Logical Unit: /dev/rdsk/c0t600A0B800026D63A0000A4984E234298d0s2 mpath-support: libmpscsi_vhci.so Vendor: SUN Product: CSM200_R Revision: 0660 Name Type: unknown type Name: 600a0b800026d63a0000a4984e234298 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: 5 Explicit Failover: yes Access State: active Target Ports: Name: 200800a0b826d63b Relative ID: 0 Name: 200800a0b826d63c Relative ID: 0 ID: 15 Explicit Failover: yes Access State: standby Target Ports: Name: 200900a0b826d63b Relative ID: 0 Name: 200900a0b826d63c Relative ID: 0
# mpathadm failover lu /dev/rdsk/c0t600A0B800026D63A0000A4984E234298d0s2
이 작업이 성공하면 논리 장치 페일오버로 인해 장치의 대상 포트 그룹에 대한 액세스 상태가 변경됩니다.
# mpathadm show lu /dev/rdsk/c0t600A0B800026D63A0000A4984E234298d0s2 Logical Unit: /dev/rdsk/c0t600A0B800026D63A0000A4984E234298d0s2 mpath-support: libmpscsi_vhci.so Vendor: SUN Product: CSM200_R Revision: 0660 Name Type: unknown type Name: 600a0b800026d63a0000a4984e234298 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: 5 Explicit Failover: yes Access State: standby Target Ports: Name: 200800a0b826d63b Relative ID: 0 Name: 200800a0b826d63c Relative ID: 0 ID: 15 Explicit Failover: yes Access State: active Target Ports: Name: 200900a0b826d63b Relative ID: 0 Name: 200900a0b826d63c Relative ID: 0
LU 경로가 사용 안함으로 설정되어 있는 경우 enable 명령이 경로를 다시 사용으로 변경합니다. 개시자 포트 이름, 대상 포트 이름 및 LU를 사용하여 전체 경로를 지정해야 합니다. 변경을 확인하려면 논리 장치에 대해 show 명령을 실행하십시오.
# 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 Logical Unit: /dev/rdsk/c0t600A0B800026D63A0000A4984E234298d0s2 mpath-support: libmpscsi_vhci.so Vendor: SUN Product: CSM200_R Revision: 0660 Name Type: unknown type Name: 600a0b800026d63a0000a4984e234298 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: 5 Explicit Failover: yes Access State: standby Target Ports: Name: 200800a0b826d63b Relative ID: 0 Name: 200800a0b826d63c Relative ID: 0 ID: 15 Explicit Failover: yes Access State: active Target Ports: Name: 200900a0b826d63b Relative ID: 0 Name: 200900a0b826d63c Relative ID: 0
# mpathadm enable path -i 210000e08b841feb -t 200900a0b826d63b \ -l /dev/rdsk/c0t600A0B800026D63A0000A4984E234298d0s2
이 작업은 작동 상태에 관계없이 경로를 LU에 사용할 수 없도록 합니다.
주 - 사용 안함 상태는 재부트 시 지속되지 않습니다. 경로가 다음 번 부트 시퀀스 전에 작동 상태인 경우 기본적으로 사용으로 설정됩니다. 지정된 경로가 마지막 남은 작동 경로인 경우 이 작업이 허용되지 않습니다.
# 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/c0t600A0B800029065C00007CF34E233F89d0s2 Logical Unit: /dev/rdsk/c0t600A0B800029065C00007CF34E233F89d0s2 mpath-support: libmpscsi_vhci.so Vendor: SUN Product: CSM200_R Revision: 0660 Name Type: unknown type Name: 600a0b800029065c00007cf34e233f89 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: 8 Explicit Failover: yes Access State: standby Target Ports: Name: 200800a0b826d63b Relative ID: 0 Name: 200800a0b826d63c Relative ID: 0 ID: 18 Explicit Failover: yes Access State: active Target Ports: Name: 200900a0b826d63b Relative ID: 0 Name: 200900a0b826d63c Relative ID: 0
# mpathadm disable path -i 210000e08b841feb -t 200900a0b826d63b \ -l /dev/rdsk/c0t600A0B800029065C00007CF34E233F89d0s2