Comment 11 for bug 1623383

Adding the setup of the zVM guest that shows the problem in case that helps to re-create the problem:

Memory: 4G, 8 vCPUs

Device Subchan. DevType CU Type Use PIM PAM POM CHPIDs
----------------------------------------------------------------------
0.0.e002 0.0.0000 1732/03 1731/03 yes 80 80 ff 20000000 00000000
0.0.e102 0.0.0001 1732/03 1731/03 yes 80 80 ff 21000000 00000000
0.0.0200 0.0.0002 3390/0c 3990/e9 yes 80 80 ff ff000000 00000000
0.0.0201 0.0.0003 3390/0c 3990/e9 yes 80 80 ff ff000000 00000000
0.0.0009 0.0.0004 0000/00 3215/00 yes 80 80 ff ff000000 00000000
0.0.000c 0.0.0005 0000/00 2540/00 80 80 ff ff000000 00000000
0.0.000d 0.0.0006 0000/00 2540/00 80 80 ff ff000000 00000000
0.0.000e 0.0.0007 0000/00 1403/00 80 80 ff ff000000 00000000
0.0.0600 0.0.0008 1732/01 1731/01 yes 80 80 ff 00000000 00000000
0.0.0601 0.0.0009 1732/01 1731/01 yes 80 80 ff 00000000 00000000
0.0.0602 0.0.000a 1732/01 1731/01 yes 80 80 ff 00000000 00000000

0.0.e002 and e102 are two zfcp adapter leading to one disk via two paths each. The resulting 4 paths are grouped by multipath and make up a lvm2 VG. But nothing is mounted from there by default.

lsblk
NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT
sdd 8:48 0 10G 0 disk
`-36005076306ffd6b60000000000002a03 254:1 0 10G 0 mpath
dasda 94:0 0 6.9G 0 disk
`-dasda1 94:1 0 6.9G 0 part /
sdb 8:16 0 10G 0 disk
`-36005076306ffd6b60000000000002a03 254:1 0 10G 0 mpath
dasdb 94:4 0 20.6G 0 disk
`-dasdb1 94:5 0 20.6G 0 part
  `-datavg-home 254:0 0 20.6G 0 lvm /home
sdc 8:32 0 10G 0 disk
`-36005076306ffd6b60000000000002a03 254:1 0 10G 0 mpath
sda 8:0 0 10G 0 disk
`-36005076306ffd6b60000000000002a03 254:1 0 10G 0 mpath