------- Comment From [email protected] 2026-03-16 13:53 EDT------- HI fheimes,
In my setup, its case A where each HBA sees every LUNs. To prove this, below are some commands results: ----------------------------------------------------------------- In my setup, there are two FC link: root@ubuntu-server:/# lspci | grep -i fibre 002b:01:00.0 Fibre Channel: QLogic Corp. ISP2812-based 64/32G Fibre Channel to PCIe Controller (rev 02) 002b:01:00.1 Fibre Channel: QLogic Corp. ISP2812-based 64/32G Fibre Channel to PCIe Controller (rev 02) ----------------------------------------------------------------- root@ubuntu-server:/# ls /sys/class/fc_host host1 host2 host3 ----------------------------------------------------------------- root@ubuntu-server:/# cat /sys/class/fc_host/host*/port_name 0xffffffffffffffff 0x2100f4c7aa00a2a8 0x2100f4c7aa00a2a9 ----------------------------------------------------------------- root@ubuntu-server:/# for i in /sys/class/scsi_host/host*; do echo $i cat $i/proc_name done /sys/class/scsi_host/host0 ibmvscsi /sys/class/scsi_host/host1 ibmvfc /sys/class/scsi_host/host2 (null) /sys/class/scsi_host/host3 (null) ---------------------------------------------------------------- root@ubuntu-server:/# readlink -f /sys/class/fc_host/host*/device /sys/devices/vio/300000ca/host1 /sys/devices/pci002b:01/002b:01:00.0/host2 /sys/devices/pci002b:01/002b:01:00.1/host3 ---------------------------------------------------------------- root@ubuntu-server:/# readlink -f /sys/class/scsi_host/host*/device /sys/devices/vio/30000066/host0 /sys/devices/vio/300000ca/host1 /sys/devices/pci002b:01/002b:01:00.0/host2 /sys/devices/pci002b:01/002b:01:00.1/host3 ---------------------------------------------------------------- root@ubuntu-server:/# ls /sys/class/scsi_device 0:0:1:0 3:0:0:0 3:0:0:2 3:0:0:4 3:0:0:6 3:0:0:8 3:0:1:0 3:0:1:2 3:0:1:4 3:0:1:6 3:0:1:8 0:0:2:0 3:0:0:1 3:0:0:3 3:0:0:5 3:0:0:7 3:0:0:9 3:0:1:1 3:0:1:3 3:0:1:5 3:0:1:7 3:0:1:9 ----------------------------------------------------------------- root@ubuntu-server:/# ls -l /sys/block/sd*/device lrwxrwxrwx 1 root root 0 Mar 16 22:06 /sys/block/sda/device -> ../../../0:0:1:0 lrwxrwxrwx 1 root root 0 Mar 16 22:06 /sys/block/sdb/device -> ../../../3:0:0:0 lrwxrwxrwx 1 root root 0 Mar 16 22:06 /sys/block/sdc/device -> ../../../3:0:0:1 lrwxrwxrwx 1 root root 0 Mar 16 22:06 /sys/block/sdd/device -> ../../../3:0:0:2 lrwxrwxrwx 1 root root 0 Mar 16 22:06 /sys/block/sde/device -> ../../../3:0:0:3 lrwxrwxrwx 1 root root 0 Mar 16 22:06 /sys/block/sdf/device -> ../../../3:0:0:4 lrwxrwxrwx 1 root root 0 Mar 16 22:06 /sys/block/sdg/device -> ../../../3:0:0:5 lrwxrwxrwx 1 root root 0 Mar 16 22:06 /sys/block/sdh/device -> ../../../3:0:0:6 lrwxrwxrwx 1 root root 0 Mar 16 22:06 /sys/block/sdi/device -> ../../../3:0:0:7 lrwxrwxrwx 1 root root 0 Mar 16 22:06 /sys/block/sdj/device -> ../../../3:0:0:8 lrwxrwxrwx 1 root root 0 Mar 16 22:06 /sys/block/sdk/device -> ../../../3:0:0:9 lrwxrwxrwx 1 root root 0 Mar 16 22:06 /sys/block/sdl/device -> ../../../3:0:1:0 lrwxrwxrwx 1 root root 0 Mar 16 22:06 /sys/block/sdm/device -> ../../../3:0:1:1 lrwxrwxrwx 1 root root 0 Mar 16 22:06 /sys/block/sdn/device -> ../../../3:0:1:2 lrwxrwxrwx 1 root root 0 Mar 16 22:06 /sys/block/sdo/device -> ../../../3:0:1:3 lrwxrwxrwx 1 root root 0 Mar 16 22:06 /sys/block/sdp/device -> ../../../3:0:1:4 lrwxrwxrwx 1 root root 0 Mar 16 22:06 /sys/block/sdq/device -> ../../../3:0:1:5 lrwxrwxrwx 1 root root 0 Mar 16 22:06 /sys/block/sdr/device -> ../../../3:0:1:6 lrwxrwxrwx 1 root root 0 Mar 16 22:06 /sys/block/sds/device -> ../../../3:0:1:7 lrwxrwxrwx 1 root root 0 Mar 16 22:06 /sys/block/sdt/device -> ../../../3:0:1:8 lrwxrwxrwx 1 root root 0 Mar 16 22:06 /sys/block/sdu/device -> ../../../3:0:1:9 ---------------------------------------------------------------------------------- mpatha (360050768108001b3a8000000000001d9) dm-0 IBM,2145 size=50G features='1 queue_if_no_path' hwhandler='1 alua' wp=rw |-+- policy='service-time 0' prio=50 status=active | `- 3:0:1:0 sdl 8:176 active ready running `-+- policy='service-time 0' prio=10 status=enabled `- 3:0:0:0 sdb 8:16 active ready running mpathb (360050768108001b3a8000000000001da) dm-1 IBM,2145 size=50G features='1 queue_if_no_path' hwhandler='1 alua' wp=rw |-+- policy='service-time 0' prio=50 status=active | `- 3:0:0:1 sdc 8:32 active ready running `-+- policy='service-time 0' prio=10 status=enabled `- 3:0:1:1 sdm 8:192 active ready running mpathc (360050768108001b3a8000000000001db) dm-5 IBM,2145 size=50G features='1 queue_if_no_path' hwhandler='1 alua' wp=rw |-+- policy='service-time 0' prio=50 status=active | `- 3:0:1:2 sdn 8:208 active ready running `-+- policy='service-time 0' prio=10 status=enabled `- 3:0:0:2 sdd 8:48 active ready running mpathd (360050768108001b3a8000000000001dc) dm-9 IBM,2145 size=50G features='1 queue_if_no_path' hwhandler='1 alua' wp=rw |-+- policy='service-time 0' prio=50 status=active | `- 3:0:0:3 sde 8:64 active ready running `-+- policy='service-time 0' prio=10 status=enabled `- 3:0:1:3 sdo 8:224 active ready running mpathe (360050768108001b3a8000000000001dd) dm-13 IBM,2145 size=50G features='1 queue_if_no_path' hwhandler='1 alua' wp=rw |-+- policy='service-time 0' prio=50 status=active | `- 3:0:1:4 sdp 8:240 active ready running `-+- policy='service-time 0' prio=10 status=enabled `- 3:0:0:4 sdf 8:80 active ready running mpathf (360050768108001b3a8000000000001de) dm-17 IBM,2145 size=50G features='1 queue_if_no_path' hwhandler='1 alua' wp=rw |-+- policy='service-time 0' prio=50 status=active | `- 3:0:0:5 sdg 8:96 active ready running `-+- policy='service-time 0' prio=10 status=enabled `- 3:0:1:5 sdq 65:0 active ready running mpathg (360050768108001b3a800000000000301) dm-21 IBM,2145 size=50G features='1 queue_if_no_path' hwhandler='1 alua' wp=rw |-+- policy='service-time 0' prio=50 status=active | `- 3:0:0:6 sdh 8:112 active ready running `-+- policy='service-time 0' prio=10 status=enabled `- 3:0:1:6 sdr 65:16 active ready running mpathh (360050768108001b3a800000000000302) dm-25 IBM,2145 size=50G features='1 queue_if_no_path' hwhandler='1 alua' wp=rw |-+- policy='service-time 0' prio=50 status=active | `- 3:0:1:7 sds 65:32 active ready running `-+- policy='service-time 0' prio=10 status=enabled `- 3:0:0:7 sdi 8:128 active ready running mpathi (360050768108001b3a800000000000303) dm-29 IBM,2145 size=50G features='1 queue_if_no_path' hwhandler='1 alua' wp=rw |-+- policy='service-time 0' prio=50 status=active | `- 3:0:0:8 sdj 8:144 active ready running `-+- policy='service-time 0' prio=10 status=enabled `- 3:0:1:8 sdt 65:48 active ready running mpathj (360050768108001b3a800000000000304) dm-33 IBM,2145 size=50G features='1 queue_if_no_path' hwhandler='1 alua' wp=rw |-+- policy='service-time 0' prio=50 status=active | `- 3:0:1:9 sdu 65:64 active ready running `-+- policy='service-time 0' prio=10 status=enabled `- 3:0:0:9 sdk 8:160 active ready running -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/2133480 Title: Ubuntu25.10: Ubuntu host installation is failing while doing installation on multiple[2 or more] multipath SAN disks! 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