Bug#375116: Debugging info from lvremove
Sam Morris
sam at robots.org.uk
Fri Jun 23 15:49:36 UTC 2006
Here's the output of the lvremove that hangs the machine, with debugging
turned up to max. Unfortunately there is no output from the kernel.
--
Sam Morris
http://robots.org.uk/
PGP key id 5EA01078
3412 EA18 1277 354B 991B C869 B219 7FDB 5EA0 1078
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rescue:~# lvremove /dev/main/rootbackup
Setting log/indent to 1
Setting log/prefix to
Setting log/command_names to 0
Setting global/test to 0
Setting log/overwrite to 0
Setting log/file to /dev/stdout
log/activation not found in config: defaulting to 0
config/config.c:778 log/activation not found in config: defaulting to 0
Logging initialised at Fri Jun 23 21:36:20 2006
commands/toolcontext.c:144 Logging initialised at Fri Jun 23 21:36:20 2006
Setting global/umask to 63
config/config.c:773 Setting global/umask to 63
Set umask to 0077
commands/toolcontext.c:163 Set umask to 0077
Setting devices/dir to /dev
config/config.c:758 Setting devices/dir to /dev
Setting global/proc to /proc
config/config.c:758 Setting global/proc to /proc
Setting global/activation to 1
config/config.c:773 Setting global/activation to 1
global/suffix not found in config: defaulting to 1
config/config.c:778 global/suffix not found in config: defaulting to 1
global/units not found in config: defaulting to h
config/config.c:764 global/units not found in config: defaulting to h
Matcher built with 23 dfa states
regex/matcher.c:267 Matcher built with 23 dfa states
Setting devices/cache to /etc/lvm/.cache
config/config.c:758 Setting devices/cache to /etc/lvm/.cache
Setting devices/write_cache_state to 1
config/config.c:773 Setting devices/write_cache_state to 1
Opened /etc/lvm/.cache RO
device/dev-io.c:376 Opened /etc/lvm/.cache RO
Closed /etc/lvm/.cache
device/dev-io.c:407 Closed /etc/lvm/.cache
/dev/hda1: Added to device cache
device/dev-cache.c:206 /dev/hda1: Added to device cache
/dev/hda2: Added to device cache
device/dev-cache.c:206 /dev/hda2: Added to device cache
/dev/hda3: Added to device cache
device/dev-cache.c:206 /dev/hda3: Added to device cache
Loaded persistent filter cache from /etc/lvm/.cache
filters/filter-persistent.c:125 Loaded persistent filter cache from /etc/lvm/.cache
Setting activation/reserved_stack to 256
config/config.c:773 Setting activation/reserved_stack to 256
Setting activation/reserved_memory to 8192
config/config.c:773 Setting activation/reserved_memory to 8192
Setting activation/process_priority to -18
config/config.c:773 Setting activation/process_priority to -18
Initialised format: lvm1
format1/format1.c:594 Initialised format: lvm1
Initialised format: pool
format_pool/format_pool.c:360 Initialised format: pool
Initialised format: lvm2
format_text/format-text.c:1695 Initialised format: lvm2
global/format not found in config: defaulting to lvm2
config/config.c:764 global/format not found in config: defaulting to lvm2
Initialised segtype: striped
striped/striped.c:220 Initialised segtype: striped
Initialised segtype: zero
zero/zero.c:100 Initialised segtype: zero
Initialised segtype: error
error/errseg.c:100 Initialised segtype: error
Initialised segtype: snapshot
snapshot/snapshot.c:165 Initialised segtype: snapshot
Initialised segtype: mirror
mirror/mirrored.c:261 Initialised segtype: mirror
Setting backup/retain_days to 30
config/config.c:773 Setting backup/retain_days to 30
Setting backup/retain_min to 10
config/config.c:773 Setting backup/retain_min to 10
Setting backup/archive_dir to /etc/lvm/archive
config/config.c:758 Setting backup/archive_dir to /etc/lvm/archive
Setting backup/backup_dir to /etc/lvm/backup
config/config.c:758 Setting backup/backup_dir to /etc/lvm/backup
global/fallback_to_lvm1 not found in config: defaulting to 0
config/config.c:778 global/fallback_to_lvm1 not found in config: defaulting to 0
Parsing: lvremove /dev/main/rootbackup
lvmcmdline.c:811 Parsing: lvremove /dev/main/rootbackup
Processing: lvremove /dev/main/rootbackup
lvmcmdline.c:835 Processing: lvremove /dev/main/rootbackup
O_DIRECT will be used
lvmcmdline.c:838 O_DIRECT will be used
Setting global/locking_type to 1
config/config.c:773 Setting global/locking_type to 1
Setting global/locking_dir to /var/lock/lvm
config/config.c:758 Setting global/locking_dir to /var/lock/lvm
File-based locking enabled.
locking/locking.c:137 File-based locking enabled.
Using logical volume(s) on command line
toollib.c:127 Using logical volume(s) on command line
Locking /var/lock/lvm/V_main WB
locking/file_locking.c:162 Locking /var/lock/lvm/V_main WB
Opened /dev/hda1 RW
device/dev-io.c:376 Opened /dev/hda1 RW
/dev/hda1: block size is 512 bytes
device/dev-io.c:134 /dev/hda1: block size is 512 bytes
/dev/hda1: No label detected
label/label.c:186 /dev/hda1: No label detected
label/label.c:278 <backtrace>
Opened /dev/hda2 RW
device/dev-io.c:376 Opened /dev/hda2 RW
/dev/hda2: block size is 512 bytes
device/dev-io.c:134 /dev/hda2: block size is 512 bytes
/dev/hda2: No label detected
label/label.c:186 /dev/hda2: No label detected
label/label.c:278 <backtrace>
Opened /dev/hda3 RW
device/dev-io.c:376 Opened /dev/hda3 RW
/dev/hda3: block size is 4096 bytes
device/dev-io.c:134 /dev/hda3: block size is 4096 bytes
/dev/hda3: lvm2 label detected
label/label.c:168 /dev/hda3: lvm2 label detected
/dev/hda3: lvm2 label detected
label/label.c:168 /dev/hda3: lvm2 label detected
config/config.c:758 Setting cow_store to rootbackup
config/config.c:758 Setting origin to root
Read main metadata (6) from /dev/hda3 at 9216 size 1754
format_text/format-text.c:292 Read main metadata (6) from /dev/hda3 at 9216 size 1754
Setting activation/missing_stripe_filler to /dev/ioerror
config/config.c:758 Setting activation/missing_stripe_filler to /dev/ioerror
Getting device info for main-rootbackup
activate/dev_manager.c:1015 Getting device info for main-rootbackup
dm version O
ioctl/libdm-iface.c:1315 dm version O
dm info cr4BQGigjdDUhseCmkOw1oLdVh63fT85Zg7bQoiQT3w2SqvoLNYj2H6OwoCmjii6 O
ioctl/libdm-iface.c:1315 dm info cr4BQGigjdDUhseCmkOw1oLdVh63fT85Zg7bQoiQT3w2SqvoLNYj2H6OwoCmjii6 O
Do you really want to remove active logical volume "rootbackup"? [y/n]: y
Archiving volume group "main" metadata.
archiver.c:109 Archiving volume group "main" metadata.
Locking LV cr4BQGigjdDUhseCmkOw1oLdVh63fT85Zg7bQoiQT3w2SqvoLNYj2H6OwoCmjii6 (NL)
locking/file_locking.c:236 Locking LV cr4BQGigjdDUhseCmkOw1oLdVh63fT85Zg7bQoiQT3w2SqvoLNYj2H6OwoCmjii6 (NL)
Finding volume group for uuid cr4BQGigjdDUhseCmkOw1oLdVh63fT85Zg7bQoiQT3w2SqvoLNYj2H6OwoCmjii6
metadata/metadata.c:804 Finding volume group for uuid cr4BQGigjdDUhseCmkOw1oLdVh63fT85Zg7bQoiQT3w2SqvoLNYj2H6OwoCmjii6
/dev/hda3: lvm2 label detected
label/label.c:168 /dev/hda3: lvm2 label detected
config/config.c:758 Setting cow_store to rootbackup
config/config.c:758 Setting origin to root
Read main metadata (6) from /dev/hda3 at 9216 size 1754
format_text/format-text.c:292 Read main metadata (6) from /dev/hda3 at 9216 size 1754
Found volume group "main"
metadata/metadata.c:810 Found volume group "main"
Getting device info for main-rootbackup
activate/dev_manager.c:1015 Getting device info for main-rootbackup
dm info cr4BQGigjdDUhseCmkOw1oLdVh63fT85Zg7bQoiQT3w2SqvoLNYj2H6OwoCmjii6 O
ioctl/libdm-iface.c:1315 dm info cr4BQGigjdDUhseCmkOw1oLdVh63fT85Zg7bQoiQT3w2SqvoLNYj2H6OwoCmjii6 O
Locking memory
memlock_count inc to 1
dm names O
Found existing layer 'main-root'
Getting device info for main-root
dm info main-root N
Found existing layer 'main-rootbackup'
Getting device info for main-rootbackup
dm info main-rootbackup N
Found existing layer 'main-rootbackup-cow'
Getting device info for main-rootbackup-cow
dm info main-rootbackup-cow N
Found existing layer 'main-srv'
Getting device info for main-srv
dm info main-srv N
Found existing layer 'main-home'
Getting device info for main-home
dm info main-home N
Found existing layer 'main-root-real'
Getting device info for main-root-real
dm info main-root-real N
Found active lv root
Found active lv home
Found active lv srv
Found active lv rootbackup
Getting target version for snapshot
dm versions O
Getting target version for snapshot-origin
dm versions O
Suspending main-root
dm suspend main-root N
Suspending main-rootbackup
dm suspend main-rootbackup N
Suspending main-root-real
dm suspend main-root-real N
Loading main-root-real
Adding target: 0 10485760 linear /dev/hda3 384
dm reload cr4BQGigjdDUhseCmkOw1oLdVh63fT85x6pkSmEeXoa5MqB4QhJC9KkxEyyhtHua-real N
Activated main-root-real cr4BQGigjdDUhseCmkOw1oLdVh63fT85x6pkSmEeXoa5MqB4QhJC9KkxEyyhtHua-real 253:001
Suspending main-rootbackup-cow
dm suspend main-rootbackup-cow N
Loading main-rootbackup-cow
Adding target: 0 4194304 linear /dev/hda3 41943424
dm reload cr4BQGigjdDUhseCmkOw1oLdVh63fT85Zg7bQoiQT3w2SqvoLNYj2H6OwoCmjii6-cow N
Activated main-rootbackup-cow cr4BQGigjdDUhseCmkOw1oLdVh63fT85Zg7bQoiQT3w2SqvoLNYj2H6OwoCmjii6-cow 253:000
Loading main-rootbackup
Adding target: 0 10485760 snapshot 253:001 253:000 P 16
dm reload cr4BQGigjdDUhseCmkOw1oLdVh63fT85Zg7bQoiQT3w2SqvoLNYj2H6OwoCmjii6 N
[hangs here]
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