Document IBM Fussion Access (SAN) test

[rbo]

Get iscsi initiator name

 oc get nodes -o name | while read line ; do oc debug -q $line -- cat /host/etc/iscsi/initiatorname.iscsi | ts  "[%Y-%m-%d %H:%M:%S][$line] " ; done
[2025-12-12 09:34:44][node/ocp1-cp-0]  InitiatorName=iqn.1994-05.com.redhat:5787b797b753
[2025-12-12 09:34:58][node/ocp1-cp-1]  InitiatorName=iqn.1994-05.com.redhat:7cb1c5ebe7ce
[2025-12-12 09:35:12][node/ocp1-cp-2]  InitiatorName=iqn.1994-05.com.redhat:31fb6d36e094
[2025-12-12 09:35:13][node/ocp1-worker-0]  InitiatorName=iqn.1994-05.com.redhat:8b9bde8baab7
[2025-12-12 09:35:15][node/ocp1-worker-1]  InitiatorName=iqn.1994-05.com.redhat:383de249616
[2025-12-12 09:35:17][node/ocp1-worker-2]  InitiatorName=iqn.1994-05.com.redhat:2c6052bcf7ca

Create a iSCSI LUN on my NetApp

[rbo]

Node ocp1-worker-0

sh-5.1# lsblk
NAME   MAJ:MIN RM   SIZE RO TYPE MOUNTPOINTS
loop0    7:0    0   5.8M  1 loop
loop1    7:1    0    30G  0 loop
sda      8:0    0    30G  0 disk
sdb      8:16   0    30G  0 disk
sdc      8:32   0    30G  0 disk
sde      8:64   0    30G  0 disk
vda    252:0    0   120G  0 disk
|-vda1 252:1    0     1M  0 part
|-vda2 252:2    0   127M  0 part
|-vda3 252:3    0   384M  0 part /host/boot
`-vda4 252:4    0 119.5G  0 part /dev/termination-log
                                 /etc/hosts
                                 /host/var/lib/kubelet/pods/88f6a0f4-9080-473d-a01d-615a98f4192c/volume-subpaths/nginx-conf/nmstate-console-plugin/1
                                 /host/var/lib/kubelet/pods/bb64f3f9-7a9d-42fa-8973-20cffcd02eef/volume-subpaths/nginx-config/lightspeed-console-plugin/1
                                 /host/var
                                 /host/sysroot/ostree/deploy/rhcos/var
                                 /host/sysroot
                                 /host/etc



sh-5.1# iscsiadm --mode discovery --op update --type sendtargets --portal   10.32.97.20
10.32.97.20:3260,1038 iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19
10.32.97.22:3260,1040 iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19
10.32.97.21:3260,1039 iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19
10.32.97.23:3260,1041 iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19
sh-5.1# iscsiadm -m node -T iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19 -p 10.32.97.20 --login
Logging in to [iface: default, target: iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19, portal: 10.32.97.20,3260]
Login to [iface: default, target: iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19, portal: 10.32.97.20,3260] successful.
sh-5.1# iscsiadm -m node -T iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19 -p 10.32.97.21 --login
Logging in to [iface: default, target: iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19, portal: 10.32.97.21,3260]
Login to [iface: default, target: iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19, portal: 10.32.97.21,3260] successful.
sh-5.1# iscsiadm -m node -T iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19 -p 10.32.97.22 --login
Logging in to [iface: default, target: iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19, portal: 10.32.97.22,3260]
Login to [iface: default, target: iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19, portal: 10.32.97.22,3260] successful.
sh-5.1# iscsiadm -m node -T iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19 -p 10.32.97.23 --login
Logging in to [iface: default, target: iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19, portal: 10.32.97.23,3260]
Login to [iface: default, target: iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19, portal: 10.32.97.23,3260] successful.
sh-5.1#

sh-5.1# lsblk
NAME                    MAJ:MIN RM   SIZE RO TYPE  MOUNTPOINTS
loop0                     7:0    0   5.8M  1 loop
loop1                     7:1    0    30G  0 loop
sda                       8:0    0    30G  0 disk
`-3600a09803830326d51244a3759634f6f
                        253:0    0    30G  0 mpath
sdb                       8:16   0    30G  0 disk
`-3600a09803830326d51244a3759634f6f
                        253:0    0    30G  0 mpath
sdc                       8:32   0    30G  0 disk
`-3600a09803830326d51244a3759634e77
                        253:2    0    30G  0 mpath
  |-3600a09803830326d51244a3759634e77p1
  |                     253:1    0     1M  0 part
  `-3600a09803830326d51244a3759634e77p2
                        253:3    0   7.8G  0 part
sdd                       8:48   0   500G  0 disk
`-3600a09803830326d51244a3759635054
                        253:4    0   500G  0 mpath
sde                       8:64   0    30G  0 disk
`-3600a09803830326d51244a3759634e77
                        253:2    0    30G  0 mpath
  |-3600a09803830326d51244a3759634e77p1
  |                     253:1    0     1M  0 part
  `-3600a09803830326d51244a3759634e77p2
                        253:3    0   7.8G  0 part
sdf                       8:80   0   500G  0 disk
`-3600a09803830326d51244a3759635054
                        253:4    0   500G  0 mpath
sdg                       8:96   0   500G  0 disk
`-3600a09803830326d51244a3759635054
                        253:4    0   500G  0 mpath
sdh                       8:112  0   500G  0 disk
`-3600a09803830326d51244a3759635054
                        253:4    0   500G  0 mpath
vda                     252:0    0   120G  0 disk
|-vda1                  252:1    0     1M  0 part
|-vda2                  252:2    0   127M  0 part
|-vda3                  252:3    0   384M  0 part  /boot
`-vda4                  252:4    0 119.5G  0 part  /var/lib/kubelet/pods/88f6a0f4-9080-473d-a01d-615a98f4192c/volume-subpaths/nginx-conf/nmstate-console-plugin/1
                                                   /var/lib/kubelet/pods/bb64f3f9-7a9d-42fa-8973-20cffcd02eef/volume-subpaths/nginx-config/lightspeed-console-plugin/1
                                                   /var
                                                   /sysroot/ostree/deploy/rhcos/var
                                                   /sysroot
                                                   /etc
sh-5.1# dmesg
...
[930540.206712] scsi host9: iSCSI Initiator over TCP/IP
[930540.216415] scsi 9:0:0:0: Direct-Access     NETAPP   LUN C-Mode       9800 PQ: 0 ANSI: 5
[930540.221692] scsi 9:0:0:0: alua: supports implicit TPGS
[930540.221701] scsi 9:0:0:0: alua: device naa.600a09803830326d51244a3759635054 port group 3e8 rel port 5
[930540.221951] sd 9:0:0:0: Attached scsi generic sg3 type 0
[930540.222186] sd 9:0:0:0: Power-on or device reset occurred
[930540.223190] sd 9:0:0:0: [sdd] Spinning up disk...
[930540.227413] sd 9:0:0:0: alua: transition timeout set to 120 seconds
[930540.227423] sd 9:0:0:0: alua: port group 3e8 state N non-preferred supports TolUsNA
[930541.256107] .ready
[930541.257429] sd 9:0:0:0: [sdd] 1048576000 512-byte logical blocks: (537 GB/500 GiB)
[930541.257434] sd 9:0:0:0: [sdd] 4096-byte physical blocks
[930541.257719] sd 9:0:0:0: [sdd] Write Protect is off
[930541.257722] sd 9:0:0:0: [sdd] Mode Sense: aa 00 00 08
[930541.258299] sd 9:0:0:0: [sdd] Write cache: disabled, read cache: enabled, doesn't support DPO or FUA
[930541.258967] sd 9:0:0:0: [sdd] Preferred minimum I/O size 4096 bytes
[930541.258971] sd 9:0:0:0: [sdd] Optimal transfer size 65536 bytes
[930541.270767] sd 9:0:0:0: [sdd] Attached SCSI disk
[930546.949268] scsi host10: iSCSI Initiator over TCP/IP
[930546.959512] scsi 10:0:0:0: Direct-Access     NETAPP   LUN C-Mode       9800 PQ: 0 ANSI: 5
[930546.965252] scsi 10:0:0:0: alua: supports implicit TPGS
[930546.965260] scsi 10:0:0:0: alua: device naa.600a09803830326d51244a3759635054 port group 3e8 rel port 6
[930546.965493] sd 10:0:0:0: Attached scsi generic sg5 type 0
[930546.965698] sd 10:0:0:0: Power-on or device reset occurred
[930546.966473] sd 10:0:0:0: [sdf] 1048576000 512-byte logical blocks: (537 GB/500 GiB)
[930546.966478] sd 10:0:0:0: [sdf] 4096-byte physical blocks
[930546.966747] sd 10:0:0:0: [sdf] Write Protect is off
[930546.966750] sd 10:0:0:0: [sdf] Mode Sense: aa 00 00 08
[930546.967400] sd 10:0:0:0: [sdf] Write cache: disabled, read cache: enabled, doesn't support DPO or FUA
[930546.968165] sd 10:0:0:0: [sdf] Preferred minimum I/O size 4096 bytes
[930546.968170] sd 10:0:0:0: [sdf] Optimal transfer size 65536 bytes
[930546.982860] sd 10:0:0:0: [sdf] Attached SCSI disk
[930553.269980] scsi host11: iSCSI Initiator over TCP/IP
[930553.284590] scsi 11:0:0:0: Direct-Access     NETAPP   LUN C-Mode       9800 PQ: 0 ANSI: 5
[930553.325219] scsi 11:0:0:0: alua: supports implicit TPGS
[930553.325231] scsi 11:0:0:0: alua: device naa.600a09803830326d51244a3759635054 port group 3e9 rel port 7
[930553.325533] sd 11:0:0:0: Attached scsi generic sg6 type 0
[930553.328097] sd 11:0:0:0: Power-on or device reset occurred
[930553.333487] sd 11:0:0:0: [sdg] 1048576000 512-byte logical blocks: (537 GB/500 GiB)
[930553.333490] sd 11:0:0:0: alua: transition timeout set to 120 seconds
[930553.333491] sd 11:0:0:0: [sdg] 4096-byte physical blocks
[930553.333497] sd 11:0:0:0: alua: port group 3e9 state A non-preferred supports TolUsNA
[930553.336243] sd 11:0:0:0: [sdg] Write Protect is off
[930553.336247] sd 11:0:0:0: [sdg] Mode Sense: aa 00 00 08
[930553.342119] sd 11:0:0:0: [sdg] Write cache: disabled, read cache: enabled, doesn't support DPO or FUA
[930553.346742] sd 11:0:0:0: [sdg] Preferred minimum I/O size 4096 bytes
[930553.346747] sd 11:0:0:0: [sdg] Optimal transfer size 65536 bytes
[930553.383522] sd 11:0:0:0: [sdg] Attached SCSI disk
[930556.750057] scsi host12: iSCSI Initiator over TCP/IP
[930556.759638] scsi 12:0:0:0: Direct-Access     NETAPP   LUN C-Mode       9800 PQ: 0 ANSI: 5
[930556.774383] scsi 12:0:0:0: alua: supports implicit TPGS
[930556.774392] scsi 12:0:0:0: alua: device naa.600a09803830326d51244a3759635054 port group 3e9 rel port 4
[930556.774681] sd 12:0:0:0: Attached scsi generic sg7 type 0
[930556.775010] sd 12:0:0:0: Power-on or device reset occurred
[930556.776353] sd 12:0:0:0: [sdh] 1048576000 512-byte logical blocks: (537 GB/500 GiB)
[930556.776358] sd 12:0:0:0: [sdh] 4096-byte physical blocks
[930556.777061] sd 12:0:0:0: [sdh] Write Protect is off
[930556.777065] sd 12:0:0:0: [sdh] Mode Sense: aa 00 00 08
[930556.777999] sd 12:0:0:0: [sdh] Write cache: disabled, read cache: enabled, doesn't support DPO or FUA
[930556.778781] sd 12:0:0:0: [sdh] Preferred minimum I/O size 4096 bytes
[930556.778786] sd 12:0:0:0: [sdh] Optimal transfer size 65536 bytes
[930556.794994] sd 12:0:0:0: [sdh] Attached SCSI disk

sh-5.1# ls  -la /dev/disk/by-path/
total 0
drwxr-xr-x. 2 root root 400 Dec 12 08:46 .
drwxr-xr-x. 9 root root 180 Dec  2 20:10 ..
lrwxrwxrwx. 1 root root   9 Dec 12 08:46 ip-10.32.97.20:3260-iscsi-iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19-lun-0 -> ../../sdd
lrwxrwxrwx. 1 root root   9 Dec 12 08:46 ip-10.32.97.21:3260-iscsi-iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19-lun-0 -> ../../sdf
lrwxrwxrwx. 1 root root   9 Dec 12 08:46 ip-10.32.97.22:3260-iscsi-iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19-lun-0 -> ../../sdg
lrwxrwxrwx. 1 root root   9 Dec 12 08:46 ip-10.32.97.23:3260-iscsi-iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19-lun-0 -> ../../sdh
lrwxrwxrwx. 1 root root   9 Dec 10 04:00 ip-10.32.97.31:3260-iscsi-iqn.1992-08.com.netapp:sn.c75b807ffc3c11ec829000a0987cd31a:vs.16-lun-0 -> ../../sda
lrwxrwxrwx. 1 root root   9 Dec 10 04:02 ip-10.32.97.31:3260-iscsi-iqn.1992-08.com.netapp:sn.c75b807ffc3c11ec829000a0987cd31a:vs.16-lun-2 -> ../../sdc
lrwxrwxrwx. 1 root root   9 Dec 10 04:02 ip-10.32.97.32:3260-iscsi-iqn.1992-08.com.netapp:sn.c75b807ffc3c11ec829000a0987cd31a:vs.16-lun-0 -> ../../sdb
lrwxrwxrwx. 1 root root   9 Dec  5 12:39 ip-10.32.97.32:3260-iscsi-iqn.1992-08.com.netapp:sn.c75b807ffc3c11ec829000a0987cd31a:vs.16-lun-2 -> ../../sde
lrwxrwxrwx. 1 root root   9 Dec  1 14:17 pci-0000:07:00.0 -> ../../vda
lrwxrwxrwx. 1 root root  10 Dec  1 14:17 pci-0000:07:00.0-part1 -> ../../vda1
lrwxrwxrwx. 1 root root  10 Dec  1 14:17 pci-0000:07:00.0-part2 -> ../../vda2
lrwxrwxrwx. 1 root root  10 Dec  1 14:17 pci-0000:07:00.0-part3 -> ../../vda3
lrwxrwxrwx. 1 root root  10 Dec  1 14:17 pci-0000:07:00.0-part4 -> ../../vda4
lrwxrwxrwx. 1 root root   9 Dec  1 14:17 virtio-pci-0000:07:00.0 -> ../../vda
lrwxrwxrwx. 1 root root  10 Dec  1 14:17 virtio-pci-0000:07:00.0-part1 -> ../../vda1
lrwxrwxrwx. 1 root root  10 Dec  1 14:17 virtio-pci-0000:07:00.0-part2 -> ../../vda2
lrwxrwxrwx. 1 root root  10 Dec  1 14:17 virtio-pci-0000:07:00.0-part3 -> ../../vda3
lrwxrwxrwx. 1 root root  10 Dec  1 14:17 virtio-pci-0000:07:00.0-part4 -> ../../vda4
sh-5.1# multipath -ll
3600a09803830326d51244a3759634e77 dm-2 NETAPP,LUN C-Mode
size=30G features='3 queue_if_no_path pg_init_retries 50' hwhandler='1 alua' wp=rw
|-+- policy='service-time 0' prio=50 status=active
| `- 8:0:0:2  sde 8:64  active ready running
`-+- policy='service-time 0' prio=10 status=enabled
  `- 7:0:0:2  sdc 8:32  active ready running
3600a09803830326d51244a3759634f6f dm-0 NETAPP,LUN C-Mode
size=30G features='3 queue_if_no_path pg_init_retries 50' hwhandler='1 alua' wp=rw
|-+- policy='service-time 0' prio=50 status=active
| `- 8:0:0:0  sdb 8:16  active ready running
`-+- policy='service-time 0' prio=10 status=enabled
  `- 7:0:0:0  sda 8:0   active ready running
3600a09803830326d51244a3759635054 dm-4 NETAPP,LUN C-Mode
size=500G features='3 queue_if_no_path pg_init_retries 50' hwhandler='1 alua' wp=rw
|-+- policy='service-time 0' prio=50 status=active
| |- 11:0:0:0 sdg 8:96  active ready running
| `- 12:0:0:0 sdh 8:112 active ready running
`-+- policy='service-time 0' prio=10 status=enabled
  |- 9:0:0:0  sdd 8:48  active ready running
  `- 10:0:0:0 sdf 8:80  active ready running
sh-5.1#

[rbo]

Node ocp1-worker-1

oc debug node/ocp1-worker-1
Starting pod/ocp1-worker-1-debug-nk44h ...
To use host binaries, run `chroot /host`. Instead, if you need to access host namespaces, run `nsenter -a -t 1`.
Pod IP: 10.32.105.70
If you don't see a command prompt, try pressing enter.
sh-5.1# iscsiadm --mode discovery --op update --type sendtargets --portal   10.32.97.20
sh: iscsiadm: command not found
sh-5.1# chroot /host
sh-5.1# iscsiadm --mode discovery --op update --type sendtargets --portal   10.32.97.20
10.32.97.20:3260,1038 iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19
10.32.97.22:3260,1040 iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19
10.32.97.21:3260,1039 iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19
10.32.97.23:3260,1041 iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19
sh-5.1# iscsiadm -m node -T iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19 -p 10.32.97.20 --login
Logging in to [iface: default, target: iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19, portal: 10.32.97.20,3260]
Login to [iface: default, target: iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19, portal: 10.32.97.20,3260] successful.
sh-5.1# iscsiadm -m node -T iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19 -p 10.32.97.21 --login
Logging in to [iface: default, target: iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19, portal: 10.32.97.21,3260]
^[[ALogin to [iface: default, target: iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19, portal: 10.32.97.21,3260] successful.
sh-5.1# iscsiadm -m node -T iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19 -p 10.32.97.22 --login
Logging in to [iface: default, target: iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19, portal: 10.32.97.22,3260]
Login to [iface: default, target: iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19, portal: 10.32.97.22,3260] successful.
sh-5.1# iscsiadm -m node -T iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19 -p 10.32.97.23 --login
Logging in to [iface: default, target: iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19, portal: 10.32.97.23,3260]
Login to [iface: default, target: iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19, portal: 10.32.97.23,3260] successful.
sh-5.1# multipath -ll
3600a09803830326d51244a3759634d63 dm-1 NETAPP,LUN C-Mode
size=30G features='3 queue_if_no_path pg_init_retries 50' hwhandler='1 alua' wp=rw
|-+- policy='service-time 0' prio=50 status=active
| `- 8:0:0:1  sdd 8:48  active ready running
`-+- policy='service-time 0' prio=10 status=enabled
  `- 7:0:0:1  sdc 8:32  active ready running
3600a09803830326d51244a3759634f45 dm-4 NETAPP,LUN C-Mode
size=1.0G features='3 queue_if_no_path pg_init_retries 50' hwhandler='1 alua' wp=rw
|-+- policy='service-time 0' prio=50 status=active
| `- 8:0:0:0  sdb 8:16  active ready running
`-+- policy='service-time 0' prio=10 status=enabled
  `- 7:0:0:0  sda 8:0   active ready running
3600a09803830326d51244a3759635054 dm-5 NETAPP,LUN C-Mode
size=500G features='3 queue_if_no_path pg_init_retries 50' hwhandler='1 alua' wp=rw
|-+- policy='service-time 0' prio=50 status=active
| |- 11:0:0:0 sdg 8:96  active ready running
| `- 12:0:0:0 sdh 8:112 active ready running
`-+- policy='service-time 0' prio=10 status=enabled
  |- 9:0:0:0  sde 8:64  active ready running
  `- 10:0:0:0 sdf 8:80  active ready running
sh-5.1#

Node ocp1-worker-2

sh-5.1# chroot /host
sh-5.1# iscsiadm --mode discovery --op update --type sendtargets --portal   10.32.97.20
10.32.97.20:3260,1038 iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19
10.32.97.22:3260,1040 iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19
10.32.97.21:3260,1039 iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19
10.32.97.23:3260,1041 iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19
sh-5.1# iscsiadm -m node -T iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19 -p 10.32.97.20 --login^C
sh-5.1# for i in $(seq 20 23); do echo $i; done
20
21
22
23
sh-5.1# for i in $(seq 20 23); do iscsiadm -m node -T iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19 -p 10.32.97.${i} --login; done
Logging in to [iface: default, target: iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19, portal: 10.32.97.20,3260]
Login to [iface: default, target: iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19, portal: 10.32.97.20,3260] successful.
Logging in to [iface: default, target: iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19, portal: 10.32.97.21,3260]
Login to [iface: default, target: iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19, portal: 10.32.97.21,3260] successful.
Logging in to [iface: default, target: iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19, portal: 10.32.97.22,3260]
Login to [iface: default, target: iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19, portal: 10.32.97.22,3260] successful.
Logging in to [iface: default, target: iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19, portal: 10.32.97.23,3260]
Login to [iface: default, target: iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19, portal: 10.32.97.23,3260] successful.
sh-5.1# multipath -ll
3600a09803830326d51244a3759635054 dm-0 NETAPP,LUN C-Mode
size=500G features='3 queue_if_no_path pg_init_retries 50' hwhandler='1 alua' wp=rw
|-+- policy='service-time 0' prio=50 status=active
| |- 9:0:0:0  sdc 8:32 active ready running
| `- 10:0:0:0 sdd 8:48 active ready running
`-+- policy='service-time 0' prio=10 status=enabled
  |- 7:0:0:0  sda 8:0  active ready running
  `- 8:0:0:0  sdb 8:16 active ready running
sh-5.1#

[rbo]

Overview Video: https://www.youtube.com/watch?v=ayXgD4e61K4

[rbo]

Links

• https://myibm.ibm.com/products-services/containerlibrary
• https://docs.redhat.com/en/documentation/openshift_container_platform/4.19/html/virtualization/storage#why-use-fusion-san_install-configure-fusion-access-san
• https://www.ibm.com/docs/en/fusion-software/2.11.0?topic=fusion-access-san
• https://www.ibm.com/docs/en/storage-fusion/storage/2.6.0?topic=overview-storage-fusion-trial-version

[rbo]

4.20 is not yet supported.

Let's try with ocp7 & ocp 4.19

oc debug node/ocp7-worker-0
Starting pod/ocp7-worker-0-debug-mmp8r ...
To use host binaries, run `chroot /host`. Instead, if you need to access host namespaces, run `nsenter -a -t 1`.
Pod IP: 10.32.105.103
If you don't see a command prompt, try pressing enter.
sh-5.1# chroot /host
sh-5.1# iscsiadm --mode discovery --op update --type sendtargets --portal   10.32.97.20
10.32.97.20:3260,1038 iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19
10.32.97.22:3260,1040 iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19
10.32.97.21:3260,1039 iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19
10.32.97.23:3260,1041 iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19
sh-5.1# for i in $(seq 20 23); do iscsiadm -m node -T iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19 -p 10.32.97.${i} --login; done
Logging in to [iface: default, target: iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19, portal: 10.32.97.20,3260]
Login to [iface: default, target: iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19, portal: 10.32.97.20,3260] successful.
Logging in to [iface: default, target: iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19, portal: 10.32.97.21,3260]
Login to [iface: default, target: iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19, portal: 10.32.97.21,3260] successful.
Logging in to [iface: default, target: iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19, portal: 10.32.97.22,3260]
Login to [iface: default, target: iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19, portal: 10.32.97.22,3260] successful.
Logging in to [iface: default, target: iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19, portal: 10.32.97.23,3260]
Login to [iface: default, target: iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19, portal: 10.32.97.23,3260] successful.
sh-5.1# multipath -ll
3600a09803830326d51244a3759635056 dm-0 NETAPP,LUN C-Mode
size=500G features='3 queue_if_no_path pg_init_retries 50' hwhandler='1 alua' wp=rw
|-+- policy='service-time 0' prio=50 status=active
| |- 9:0:0:0  sdc 8:32 active ready running
| `- 10:0:0:0 sdd 8:48 active ready running
`-+- policy='service-time 0' prio=10 status=enabled
  |- 7:0:0:0  sda 8:0  active ready running
  `- 8:0:0:0  sdb 8:16 active ready running
sh-5.1#

oc debug node/ocp7-worker-1
Starting pod/ocp7-worker-1-debug-rz7jl ...
To use host binaries, run `chroot /host`. Instead, if you need to access host namespaces, run `nsenter -a -t 1`.
Pod IP: 10.32.105.104
If you don't see a command prompt, try pressing enter.
sh-5.1# chroot ^C
sh-5.1# chroot /host
sh-5.1# for i in $(seq 20 23); do iscsiadm -m node -T iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19 -p 10.32.97.${i} --login; done
iscsiadm: No records found
iscsiadm: No records found
iscsiadm: No records found
iscsiadm: No records found
sh-5.1# iscsiadm --mode discovery --op update --type sendtargets --portal   10.32.97.20
10.32.97.20:3260,1038 iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19
10.32.97.22:3260,1040 iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19
10.32.97.21:3260,1039 iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19
10.32.97.23:3260,1041 iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19
sh-5.1# for i in $(seq 20 23); do iscsiadm -m node -T iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19 -p 10.32.97.${i} --login; done
Logging in to [iface: default, target: iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19, portal: 10.32.97.20,3260]
Login to [iface: default, target: iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19, portal: 10.32.97.20,3260] successful.
Logging in to [iface: default, target: iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19, portal: 10.32.97.21,3260]
Login to [iface: default, target: iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19, portal: 10.32.97.21,3260] successful.
Logging in to [iface: default, target: iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19, portal: 10.32.97.22,3260]
Login to [iface: default, target: iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19, portal: 10.32.97.22,3260] successful.
Logging in to [iface: default, target: iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19, portal: 10.32.97.23,3260]
Login to [iface: default, target: iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19, portal: 10.32.97.23,3260] successful.
sh-5.1# multipath -ll
3600a09803830326d51244a3759635056 dm-0 NETAPP,LUN C-Mode
size=500G features='3 queue_if_no_path pg_init_retries 50' hwhandler='1 alua' wp=rw
|-+- policy='service-time 0' prio=50 status=active
| |- 9:0:0:0  sdc 8:32 active ready running
| `- 10:0:0:0 sdd 8:48 active ready running
`-+- policy='service-time 0' prio=10 status=enabled
  |- 7:0:0:0  sda 8:0  active ready running
  `- 8:0:0:0  sdb 8:16 active ready running
sh-5.1#

oc debug node/ocp7-worker-2
Starting pod/ocp7-worker-2-debug-lp76w ...
To use host binaries, run `chroot /host`. Instead, if you need to access host namespaces, run `nsenter -a -t 1`.
Pod IP: 10.32.105.105
If you don't see a command prompt, try pressing enter.
sh-5.1# chroot /host
sh-5.1# iscsiadm --mode discovery --op update --type sendtargets --portal   10.32.97.20
10.32.97.20:3260,1038 iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19
10.32.97.22:3260,1040 iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19
10.32.97.21:3260,1039 iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19
10.32.97.23:3260,1041 iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19
sh-5.1# for i in $(seq 20 23); do iscsiadm -m node -T iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19 -p 10.32.97.${i} --login; done
Logging in to [iface: default, target: iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19, portal: 10.32.97.20,3260]
Login to [iface: default, target: iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19, portal: 10.32.97.20,3260] successful.
Logging in to [iface: default, target: iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19, portal: 10.32.97.21,3260]
Login to [iface: default, target: iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19, portal: 10.32.97.21,3260] successful.
Logging in to [iface: default, target: iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19, portal: 10.32.97.22,3260]
Login to [iface: default, target: iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19, portal: 10.32.97.22,3260] successful.
Logging in to [iface: default, target: iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19, portal: 10.32.97.23,3260]
Login to [iface: default, target: iqn.1992-08.com.netapp:sn.4f0586e4962411efb20d00a0987cd31a:vs.19, portal: 10.32.97.23,3260] successful.
sh-5.1# multipath -ll
3600a09803830326d51244a3759635056 dm-0 NETAPP,LUN C-Mode
size=500G features='3 queue_if_no_path pg_init_retries 50' hwhandler='1 alua' wp=rw
|-+- policy='service-time 0' prio=50 status=active
| |- 9:0:0:0  sdc 8:32 active ready running
| `- 10:0:0:0 sdd 8:48 active ready running
`-+- policy='service-time 0' prio=10 status=enabled
  |- 7:0:0:0  sda 8:0  active ready running
  `- 8:0:0:0  sdb 8:16 active ready running
sh-5.1#