Re: multipath device issue

[Dave Young <dyoung-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>]

>> So, if you see /dev/mapper/mpathb be correctly created, when you start multpathd
>> after all devices exist in /dev, then the 62-multipath.rules
>> mechanism does not seem to work,
> 
>>
> 
>> With the next systemd release "rd.udev.log-priority=debug" does work again and
>> we might be able to debug this issue.
> 
> 
> Ok, will see if I can get something from the 62-multipath.rules. Thanks
> for the suggestion.
> 
> 


Hi, here is the debug messages with latest systemd, 62-multipath fails
at run 'socket:/org/kernel/dm/multipath_event':

---
Welcome to Fedora 17 (Beefy Miracle) dracut-023-2.fc18 (Initramfs)!

[    0.799958] systemd[1]: No hostname configured.
[    0.801608] systemd[1]: Set hostname to <localhost>.
[    0.807834] systemd[1]: Cannot add dependency job for unit
systemd-journal-flush.service, ignoring: Unit
systemd-journal-flush.service failed to load: No such file or directory.
See system logs and 'systemctl status systemd-journal-flush.service' for
details.
[  OK  ] Listening on udev Kernel Socket.
[  OK  ] Listening on udev Control Socket.
[  OK  ] Listening on Journal Socket.
         Starting Journal Service...
[    0.825703] systemd-journald[44]: Fixed max_use=11.8M max_size=1.4M
min_size=64.0K keep_free=5.9M
[    0.828702] systemd-journald[44]: Reserving 2695 entries in hash table.
[    0.831147] systemd-journald[44]: Vacuuming...
[  OK  ] Started Journal Service.
[  OK  ] Reached target Sockets.
         Starting Dracut cmdline hook...
         Starting Setup Virtual Console...
[  OK  ] Reached target Swap.
[  OK  ] [    0.850156] usb 1-1: new full-speed USB device number 2
using uhci_hcd
Reached target Local File Systems.
[  OK  ] Started Setup Virtual Console.
[  OK  ] Reached target System Initialization.
dracut-cmdline[46]: Warning: Option 'KEYTABLE' is deprecated, use
'KEYMAP' instead.
dracut-cmdline[46]: Warning: Option 'SYSFONT' is deprecated, use 'FONT'
instead.
[  OK  ] Started Dracut cmdline hook.
         Starting Dracut pre-udev hook...
[  OK  ] Started Dracut pre-udev hook.
         Starting udev Kernel Device Manager...
[  OK  ] Started udev Kernel Device Manager.
         Starting Dracut pre-trigger hook...
[  OK  ] Reached target Basic System.
[    0.950521] systemd-udevd[102]: starting version 188
[    0.970090] device-mapper: multipath: version 1.3.0 loaded
[    1.003546] input: ImExPS/2 Generic Explorer Mouse as
/devices/platform/i8042/serio1/input/input2
[    1.266732] usb 1-1: New USB device found, idVendor=0627, idProduct=0001
[    1.269940] usb 1-1: New USB device strings: Mfr=1, Product=3,
SerialNumber=5
[    1.272323] usb 1-1: Product: QEMU USB Tablet
[    1.273889] usb 1-1: Manufacturer: QEMU 1.0
[    1.275491] usb 1-1: SerialNumber: 42
[    1.311638] input: QEMU 1.0 QEMU USB Tablet as
/devices/pci0000:00/0000:00:01.2/usb1/1-1/1-1:1.0/input/input3
[    1.315072] generic-usb 0003:0627:0001.0001: input,hidraw0: USB HID
v0.01 Pointer [QEMU 1.0 QEMU USB Tablet] on usb-0000:00:01.2-1/input0
[    1.344055] Refined TSC clocksource calibration: 2491.907 MHz.
[    1.349823] systemd-udevd[163]: failed to execute
'/usr/lib/udev/socket:/org/kernel/dm/multipath_event'
'socket:/org/kernel/dm/multipath_event': No such file or directory
dracut-initqueue[144]: Warning: Could not boot.
dracut-initqueue[144]: Warning: /dev/mapper/mpathb does not exist


Entering emergency mode. Exit the shell to continue.
Type "journalctl" to view system logs.

dracut:/#

-- 
Thanks
Dave