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#1 2015-08-24 21:00:03

Fackamato
Member
Registered: 2006-03-31
Posts: 579

LV sometimes isn't visible

Hi,

Sometimes my LV "archhome" doesn't get detected properly at boot, so I get dropped to a shell as it can't be mounted. From there I can usually see it fine and just mount it, then resume booting and all is OK. Any ideas where I should troublueshoot?

journal: http://nopaste.linux-dev.org/?715620
dmesg: http://nopaste.linux-dev.org/?715621

fstab:

/dev/mapper/IntelVG-archroot	/         	ext4      	rw,noatime	0	1

# /dev/sde1 LABEL=archboot
UUID=6aa30138-3203-4a96-9fbc-f41063f04168	/boot     	ext2      	rw,noatime	0	2

# /dev/mapper/IntelVG-archhome
/dev/mapper/IntelVG-archhome	/home     	ext4      	rw,noatime	0	2

# /dev/mapper/IntelVG-archswap LABEL=archswap
UUID=463406fa-eb68-46cf-b361-ef8e6f080896	none      	swap      	defaults  	0 0

lsblk:

NAME                       MAJ:MIN RM   SIZE RO TYPE MOUNTPOINT
sda                          8:0    0 238.5G  0 disk 
|-sda1                       8:1    0   500M  0 part 
`-sda2                       8:2    0   228G  0 part 
sdb                          8:16   0   2.7T  0 disk 
|-sdb1                       8:17   0     1M  0 part 
|-sdb2                       8:18   0   127M  0 part 
|-sdb3                       8:19   0   2.7T  0 part 
`-sdb4                       8:20   0    40G  0 part 
sdc                          8:32   0 698.7G  0 disk 
|-sdc1                       8:33   0   256M  0 part 
|-sdc2                       8:34   0 498.7G  0 part 
`-sdc3                       8:35   0 199.8G  0 part 
sdd                          8:48   0   2.7T  0 disk 
|-sdd1                       8:49   0   2.7T  0 part 
|-sdd2                       8:50   0     1M  0 part 
`-sdd3                       8:51   0   127M  0 part 
sde                          8:64   0 149.1G  0 disk 
|-sde1                       8:65   0   128M  0 part /boot
`-sde2                       8:66   0 148.9G  0 part 
  |-IntelVG-archroot_tmeta 254:0    0    30M  0 lvm  
  | `-IntelVG-archroot     254:2    0    30G  0 lvm  /
  |-IntelVG-archroot_tdata 254:1    0    30G  0 lvm  
  | `-IntelVG-archroot     254:2    0    30G  0 lvm  /
  |-IntelVG-archswap       254:3    0     8G  0 lvm  [SWAP]
  |-IntelVG-archhome_tmeta 254:4    0    20M  0 lvm  
  | `-IntelVG-archhome     254:6    0    20G  0 lvm  /home
  `-IntelVG-archhome_tdata 254:5    0    20G  0 lvm  
    `-IntelVG-archhome     254:6    0    20G  0 lvm  /home

vgdisplay:

 --- Volume group ---
  VG Name               IntelVG
  System ID             
  Format                lvm2
  Metadata Areas        1
  Metadata Sequence No  7
  VG Access             read/write
  VG Status             resizable
  MAX LV                0
  Cur LV                3
  Open LV               3
  Max PV                0
  Cur PV                1
  Act PV                1
  VG Size               148.92 GiB
  PE Size               1.00 MiB
  Total PE              152497
  Alloc PE / Size       59472 / 58.08 GiB
  Free  PE / Size       93025 / 90.84 GiB
  VG UUID               zNJizT-p1XR-iaUp-948Z-n6LV-FDGe-bLLilU

lvdisplay:

  --- Logical volume ---
  LV Name                archroot
  VG Name                IntelVG
  LV UUID                zthdq6-1UON-QwIm-dau8-H5R2-wNHG-kTzjet
  LV Write Access        read/write
  LV Creation host, time archiso, 2015-08-23 22:58:35 +0100
  LV Pool metadata       archroot_tmeta
  LV Pool data           archroot_tdata
  LV Status              available
  # open                 1
  LV Size                30.00 GiB
  Allocated pool data    0.00%
  Allocated metadata     0.51%
  Current LE             30720
  Segments               1
  Allocation             inherit
  Read ahead sectors     auto
  - currently set to     256
  Block device           254:2
   
  --- Logical volume ---
  LV Path                /dev/IntelVG/archswap
  LV Name                archswap
  VG Name                IntelVG
  LV UUID                hBtacQ-3pe1-grds-r66o-a0xv-0Oc5-mpchIA
  LV Write Access        read/write
  LV Creation host, time archiso, 2015-08-23 23:00:34 +0100
  LV Status              available
  # open                 2
  LV Size                8.00 GiB
  Current LE             8192
  Segments               1
  Allocation             inherit
  Read ahead sectors     auto
  - currently set to     256
  Block device           254:3
   
  --- Logical volume ---
  LV Name                archhome
  VG Name                IntelVG
  LV UUID                HzcDBx-jCzP-tAZF-QrcP-TuLp-jJ7I-vIKkKR
  LV Write Access        read/write
  LV Creation host, time archiso, 2015-08-23 23:01:15 +0100
  LV Pool metadata       archhome_tmeta
  LV Pool data           archhome_tdata
  LV Status              available
  # open                 1
  LV Size                20.00 GiB
  Allocated pool data    0.00%
  Allocated metadata     0.57%
  Current LE             20480
  Segments               1
  Allocation             inherit
  Read ahead sectors     auto
  - currently set to     256
  Block device           254:6

udevadm info for root (working fine):

P: /devices/virtual/block/dm-2
N: dm-2
S: IntelVG/archroot
S: mapper/IntelVG-archroot
E: DEVLINKS=/dev/mapper/IntelVG-archroot /dev/IntelVG/archroot
E: DEVNAME=/dev/dm-2
E: DEVPATH=/devices/virtual/block/dm-2
E: DEVTYPE=disk
E: DM_ACTIVATION=1
E: DM_LV_NAME=archroot
E: DM_NAME=IntelVG-archroot
E: DM_SUSPENDED=0
E: DM_UDEV_DISABLE_DISK_RULES_FLAG=1
E: DM_UDEV_DISABLE_LIBRARY_FALLBACK_FLAG=1
E: DM_UDEV_DISABLE_OTHER_RULES_FLAG=1
E: DM_UDEV_PRIMARY_SOURCE_FLAG=1
E: DM_UDEV_RULES_VSN=2
E: DM_UUID=LVM-zNJizTp1XRiaUp948Zn6LVFDGebLLilUzthdq61UONQwImdau8H5R2wNHGkTzjet-tpool
E: DM_VG_NAME=IntelVG
E: MAJOR=254
E: MINOR=2
E: SUBSYSTEM=block
E: SYSTEMD_READY=0
E: TAGS=:systemd:
E: USEC_INITIALIZED=2391528

udevadminfo for home (problem LV)

P: /devices/virtual/block/dm-6
N: dm-6
S: IntelVG/archhome
S: mapper/IntelVG-archhome
E: DEVLINKS=/dev/mapper/IntelVG-archhome /dev/IntelVG/archhome
E: DEVNAME=/dev/dm-6
E: DEVPATH=/devices/virtual/block/dm-6
E: DEVTYPE=disk
E: DM_ACTIVATION=1
E: DM_LV_NAME=archhome
E: DM_NAME=IntelVG-archhome
E: DM_SUSPENDED=0
E: DM_UDEV_DISABLE_DISK_RULES_FLAG=1
E: DM_UDEV_DISABLE_LIBRARY_FALLBACK_FLAG=1
E: DM_UDEV_DISABLE_OTHER_RULES_FLAG=1
E: DM_UDEV_PRIMARY_SOURCE_FLAG=1
E: DM_UDEV_RULES_VSN=2
E: DM_UUID=LVM-zNJizTp1XRiaUp948Zn6LVFDGebLLilUHzcDBxjCzPtAZFQrcPTuLpjJ7IvIKkKR-tpool
E: DM_VG_NAME=IntelVG
E: MAJOR=254
E: MINOR=6
E: SUBSYSTEM=block
E: SYSTEMD_READY=0
E: TAGS=:systemd:
E: USEC_INITIALIZED=2544714

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