Puede utilizar el comando mpathadm para mostrar la información de compatibilidad con rutas múltiples y para gestionar la detección de rutas múltiples. La información de propiedades y admisión de rutas múltiples se identifica con el nombre de biblioteca del complemento de API de gestión de rutas múltiples, que aparece cuando se utiliza el comando mpathadm.
# 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 . . .
La salida del comando también muestra una lista de los dispositivos admitidos por el software compatible con rutas múltiples. El archivo de biblioteca libmpscsi_vhci.so de compatibilidad con rutas múltiples admite dispositivos compatibles con grupos de puertos de destino T10 de manera predeterminada.
En los pasos siguientes se describe cómo mostrar las propiedades de un puerto de iniciador.
# 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
Si no especifica el puerto de iniciador con el comando mpathadm show initiator-port, se muestran las propiedades de todos los puertos de iniciador detectados.
Visualice la lista de LU junto con las propiedades de cada LUN mediante el comando mpathadm. La lista de LU que se muestra incluye nombres que, a su vez, se pueden utilizar para visualizar las propiedades de una LU determinada.
# 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
Si no especifica el nombre de LU con el comando mpathadm show lu, se muestra la información de todas las unidades lógicas detectadas.
Realice los pasos siguientes para visualizar rutas mediante un puerto de destino.
# 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 . . .
Visualice información detallada sobre las LU de rutas múltiples, incluida la información sobre rutas y grupos de puertos de destino. Tenga en cuenta que la propiedad de nombre de la información representa el identificador de esta LU, que se obtiene del hardware y es utilizado por este sistema. Si el nombre se obtiene de la página 83 de los datos vitales del producto (VPD) de la consulta SCSI, la propiedad de tipo nombre representa un tipo de identificador asociado definido por los estándares SCSI.
# 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
Puede especificar las opciones –e o –-path-missing con el comando mpathadm show lu para mostrar sólo las unidades lógicas de las rutas faltantes.
# mpathadm list lu -n 600a0b800026d63a0000a4994e2342d4 mpath-support: libmpscsi_vhci.so /dev/rdsk/c0t600A0B800026D63A0000A4994E2342D4d0s2 Total Path Count: 4 Operational Path Count: 4