https://bugzilla.suse.com/show_bug.cgi?id=1230345 https://bugzilla.suse.com/show_bug.cgi?id=1230345#c13 --- Comment #13 from Ruediger Oertel <ro@suse.com> --- not sure if this helps: s390zl21:~ # l /dev/mapper/ total 0 drwxr-xr-x 2 root root 260 Sep 11 16:50 ./ drwxr-xr-x 14 root root 5660 Sep 12 16:47 ../ lrwxrwxrwx 1 root root 7 Sep 11 16:50 3600507630bffd2160000000000002000 -> ../dm-1 lrwxrwxrwx 1 root root 7 Sep 9 16:26 3600507630bffd2160000000000002100 -> ../dm-2 lrwxrwxrwx 1 root root 7 Sep 9 16:26 3600507630bffd2160000000000002100-part1 -> ../dm-5 lrwxrwxrwx 1 root root 7 Sep 9 16:26 3600507630bffd2160000000000002100-part2 -> ../dm-6 lrwxrwxrwx 1 root root 7 Sep 9 16:26 3600507630bffd2160000000000002100-part3 -> ../dm-7 lrwxrwxrwx 1 root root 7 Sep 9 16:26 3600507630bffd2160000000000002101 -> ../dm-3 lrwxrwxrwx 1 root root 7 Sep 9 16:26 3600507630bffd2160000000000002104 -> ../dm-4 lrwxrwxrwx 1 root root 7 Sep 9 16:26 3600507630bffd2160000000000002104-part1 -> ../dm-9 lrwxrwxrwx 1 root root 7 Sep 9 16:26 3600507638081855cd80000000000002a -> ../dm-0 lrwxrwxrwx 1 root root 7 Sep 9 16:26 3600a0980383041622f2455736d434a76 -> ../dm-8 crw------- 1 root root 10, 236 Sep 9 16:28 control s390zl21:~ # dmsetup table 3600507630bffd2160000000000002000: 0 8388608 multipath 1 queue_if_no_path 1 alua 1 1 service-time 0 2 2 8:16 1 1 8:112 1 1 3600507630bffd2160000000000002100: 0 20971520 multipath 1 queue_if_no_path 1 alua 1 1 service-time 0 2 2 8:32 1 1 8:128 1 1 3600507630bffd2160000000000002100-part1: 0 5117952 linear 254:2 2048 3600507630bffd2160000000000002100-part2: 0 13305856 linear 254:2 5120000 3600507630bffd2160000000000002100-part3: 0 2543616 linear 254:2 18425856 3600507630bffd2160000000000002101: 0 1073741824 multipath 1 queue_if_no_path 1 alua 1 1 service-time 0 2 2 8:48 1 1 8:144 1 1 3600507630bffd2160000000000002104: 0 209715200 multipath 1 queue_if_no_path 1 alua 1 1 service-time 0 2 2 8:64 1 1 8:160 1 1 3600507630bffd2160000000000002104-part1: 0 209713152 linear 254:4 2048 3600507638081855cd80000000000002a: 0 8388608 multipath 1 queue_if_no_path 1 alua 2 1 service-time 0 1 2 8:176 1 1 service-time 0 1 2 8:0 1 1 3600a0980383041622f2455736d434a76: 0 8388608 multipath 3 queue_if_no_path pg_init_retries 50 1 alua 2 1 service-time 0 2 2 8:80 1 1 8:192 1 1 service-time 0 2 2 8:96 1 1 8:208 1 1 and grepping mknod from the strace runs: s390zl21:~ # grep mknod bla.multipath 3480780 mknodat(AT_FDCWD, "/dev/zipl0000", S_IFBLK|0700, makedev(0xfe, 0x1)) = 0 3480782 mknodat(AT_FDCWD, "/dev/zipl-dm-temp-00", S_IFBLK|000, makedev(0x8, 0x10)) = 0 3480780 mknodat(AT_FDCWD, "/dev/zipl0000", S_IFBLK|0700, makedev(0xfe, 0x1)) = 0 3480780 mknodat(AT_FDCWD, "/dev/zipl0000", S_IFBLK|0700, makedev(0xfe, 0x1)) = -1 EEXIST (File exists) 3480780 mknodat(AT_FDCWD, "/dev/zipl0001", S_IFBLK|0700, makedev(0xfe, 0x1)) = 0 3480789 mknodat(AT_FDCWD, "/dev/zipl-dm-temp-00", S_IFBLK|000, makedev(0x8, 0x10)) = 0 3480780 mknodat(AT_FDCWD, "/dev/zipl0000", S_IFBLK|0700, makedev(0xfe, 0x1)) = -1 EEXIST (File exists) 3480780 mknodat(AT_FDCWD, "/dev/zipl0001", S_IFBLK|0700, makedev(0xfe, 0x1)) = 0 3480823 mknodat(AT_FDCWD, "/dev/zipl-dm-temp-00", S_IFBLK|000, makedev(0x8, 0x10)) = 0 s390zl21:~ # grep mknod bla.sdb 3482680 mknodat(AT_FDCWD, "/dev/zipl0000", S_IFBLK|0700, makedev(0x8, 0x10)) = 0 3482680 mknodat(AT_FDCWD, "/dev/zipl0000", S_IFBLK|0700, makedev(0x8, 0x10)) = 0 3482680 mknodat(AT_FDCWD, "/dev/zipl0000", S_IFBLK|0700, makedev(0x8, 0x10)) = -1 EEXIST (File exists) 3482680 mknodat(AT_FDCWD, "/dev/zipl0001", S_IFBLK|0700, makedev(0x8, 0x10)) = 0 3482680 mknodat(AT_FDCWD, "/dev/zipl0000", S_IFBLK|0700, makedev(0x8, 0x10)) = -1 EEXIST (File exists) 3482680 mknodat(AT_FDCWD, "/dev/zipl0001", S_IFBLK|0700, makedev(0x8, 0x10)) = 0 0xfe,0x1 = 254,1 = dm-1 0x08,0x10 = 8,16 = sdb -- You are receiving this mail because: You are on the CC list for the bug.