verbose log from console when created snapshot then process hang.
lvcreate -s -L64 -n s6 /dev/VG01/lv1
*************************************
.............
Suspending VG01-s3-cow
dm suspend VG01-s3-cow N
Suspending VG01-s1
dm suspend VG01-s1 N
Suspending VG01-s4
dm suspend VG01-s4 N
Suspending VG01-s2
dm suspend VG01-s2 N
Suspending VG01-lv1-real
dm suspend VG01-lv1-real N
Suspending VG01-s1-cow
dm suspend VG01-s1-cow N
Suspending VG01-s4-cow
dm suspend VG01-s4-cow N
Suspending VG01-s2-cow
dm suspend VG01-s2-cow N
/dev/sda 0: 0 2: lv1(0:0)
/dev/sda 1: 2 1: s1(0:0)
/dev/sda 2: 3 1: s2(0:0)
/dev/sda 3: 4 1: s3(0:0)
/dev/sda 4: 5 1: s4(0:0)
/dev/sda 5: 6 1: s5(0:0)
/dev/sda 6: 7 145: NULL(0:0)
Writing VG01 metadata to /dev/sda at 26624 len 3047
Pre-Committing VG01 metadata (12) to /dev/sda header at 4096
Committing VG01 metadata (12) to /dev/sda header at 4096
Unlocking LV
mGsdNLkAeP8eWiFjBTybhs35PB8xBwsqmUxJX5Qie6tyA0ztVEJcQvJi9CvcngrT
Finding volume group for uuid
mGsdNLkAeP8eWiFjBTybhs35PB8xBwsqmUxJX5Qie6tyA0ztVEJcQvJi9CvcngrT
/dev/sda: lvm2 label detected
/dev/sda: lvm2 label detected
Read VG01 metadata (12) from /dev/sda at 26624 size 3047
/dev/sda 0: 0 2: lv1(0:0)
/dev/sda 1: 2 1: s1(0:0)
/dev/sda 2: 3 1: s2(0:0)
/dev/sda 3: 4 1: s3(0:0)
/dev/sda 4: 5 1: s4(0:0)
/dev/sda 5: 6 1: s5(0:0)
/dev/sda 6: 7 145: NULL(0:0)
Found volume group "VG01"
Getting device info for VG01-lv1
dm info
mGsdNLkAeP8eWiFjBTybhs35PB8xBwsqmUxJX5Qie6tyA0ztVEJcQvJi9CvcngrT N
dm names O
Found existing layer 'VG01-s2-cow'
Getting device info for VG01-s2-cow
dm info VG01-s2-cow N
Found existing layer 'VG01-s3-cow'
Getting device info for VG01-s3-cow
dm info VG01-s3-cow N
Found existing layer 'VG01-s4'
Getting device info for VG01-s4
dm info VG01-s4 N
Found existing layer 'VG01-s3'
Getting device info for VG01-s3
dm info VG01-s3 N
Found existing layer 'VG01-lv1-real'
Getting device info for VG01-lv1-real
dm info VG01-lv1-real N
Found existing layer 'VG01-lv1'
Getting device info for VG01-lv1
dm info VG01-lv1 N
Found existing layer 'VG01-s4-cow'
Getting device info for VG01-s4-cow
dm info VG01-s4-cow N
Found existing layer 'VG01-s2'
Getting device info for VG01-s2
dm info VG01-s2 N
Found existing layer 'VG01-s1'
Getting device info for VG01-s1
dm info VG01-s1 N
Found existing layer 'VG01-s1-cow'
Getting device info for VG01-s1-cow
dm info VG01-s1-cow N
Found active lv lv1 (suspended)
Found active lv s1 (suspended)
Found active lv s2 (suspended)
Found active lv s3 (suspended)
Found active lv s4 (suspended)
Getting device info for VG01-s5-cow
dm info
mGsdNLkAeP8eWiFjBTybhs35PB8xBwsqsGoa5JEGpk4nXxhxd75lDLjzMXKs1nD7-cow N
dm info VG01-s5-cow N
Getting device info for VG01-s5
dm info
mGsdNLkAeP8eWiFjBTybhs35PB8xBwsqsGoa5JEGpk4nXxhxd75lDLjzMXKs1nD7 N
dm info VG01-s5 N
Loading VG01-s3-cow
Adding target: 0 131072 linear /dev/sda 525440
dm reload
mGsdNLkAeP8eWiFjBTybhs35PB8xBwsq0pE5C9lW88MYp9h2NH27bpf49N0DB2lA-cow N
Activated VG01-s3-cow
mGsdNLkAeP8eWiFjBTybhs35PB8xBwsq0pE5C9lW88MYp9h2NH27bpf49N0DB2lA-cow
253:006
Loading VG01-lv1-real
Adding target: 0 262144 linear /dev/sda 1152
dm reload
mGsdNLkAeP8eWiFjBTybhs35PB8xBwsqmUxJX5Qie6tyA0ztVEJcQvJi9CvcngrT-real
N
Resuming VG01-lv1-real
dm resume VG01-lv1-real N
Activated VG01-lv1-real
mGsdNLkAeP8eWiFjBTybhs35PB8xBwsqmUxJX5Qie6tyA0ztVEJcQvJi9CvcngrT-real
253:001
Loading VG01-s3
Adding target: 0 262144 snapshot 253:001 253:006 P 16
dm reload
mGsdNLkAeP8eWiFjBTybhs35PB8xBwsq0pE5C9lW88MYp9h2NH27bpf49N0DB2lA N
Activated VG01-s3
mGsdNLkAeP8eWiFjBTybhs35PB8xBwsq0pE5C9lW88MYp9h2NH27bpf49N0DB2lA
253:007
Loading VG01-s5-cow
Adding target: 0 131072 linear /dev/sda 787584
dm create VG01-s5-cow
mGsdNLkAeP8eWiFjBTybhs35PB8xBwsqsGoa5JEGpk4nXxhxd75lDLjzMXKs1nD7-cow O
dm reload VG01-s5-cow O
dm resume VG01-s5-cow N
Activated VG01-s5-cow
mGsdNLkAeP8eWiFjBTybhs35PB8xBwsqsGoa5JEGpk4nXxhxd75lDLjzMXKs1nD7-cow
253:010
Loading VG01-s5
Adding target: 0 262144 snapshot 253:001 253:010 P 16
dm create VG01-s5
mGsdNLkAeP8eWiFjBTybhs35PB8xBwsqsGoa5JEGpk4nXxhxd75lDLjzMXKs1nD7 O
dm reload VG01-s5 O
dm resume VG01-s5 N
Activated VG01-s5
mGsdNLkAeP8eWiFjBTybhs35PB8xBwsqsGoa5JEGpk4nXxhxd75lDLjzMXKs1nD7
253:011
Loading VG01-s1-cow
Adding target: 0 131072 linear /dev/sda 263296
dm reload
mGsdNLkAeP8eWiFjBTybhs35PB8xBwsqU8iY0rdEugG8mBkjL0p24O2XxuG67fCC-cow N
Activated VG01-s1-cow
mGsdNLkAeP8eWiFjBTybhs35PB8xBwsqU8iY0rdEugG8mBkjL0p24O2XxuG67fCC-cow
253:002
Loading VG01-s1
Adding target: 0 262144 snapshot 253:001 253:002 P 16
dm reload
mGsdNLkAeP8eWiFjBTybhs35PB8xBwsqU8iY0rdEugG8mBkjL0p24O2XxuG67fCC N
Activated VG01-s1
mGsdNLkAeP8eWiFjBTybhs35PB8xBwsqU8iY0rdEugG8mBkjL0p24O2XxuG67fCC
253:003
Loading VG01-s4-cow
Adding target: 0 131072 linear /dev/sda 656512
dm reload
mGsdNLkAeP8eWiFjBTybhs35PB8xBwsqpkUBhz1E4jcl9ljQOayfUUwZY0nF3u8M-cow N
Activated VG01-s4-cow
mGsdNLkAeP8eWiFjBTybhs35PB8xBwsqpkUBhz1E4jcl9ljQOayfUUwZY0nF3u8M-cow
253:008
Loading VG01-s4
Adding target: 0 262144 snapshot 253:001 253:008 P 16
dm reload
mGsdNLkAeP8eWiFjBTybhs35PB8xBwsqpkUBhz1E4jcl9ljQOayfUUwZY0nF3u8M N
Activated VG01-s4
mGsdNLkAeP8eWiFjBTybhs35PB8xBwsqpkUBhz1E4jcl9ljQOayfUUwZY0nF3u8M
253:009
Loading VG01-s2-cow
Adding target: 0 131072 linear /dev/sda 394368
dm reload
mGsdNLkAeP8eWiFjBTybhs35PB8xBwsq3IM2X651mCRcEXfTqa7AkNJsKv1skiBu-cow N
Activated VG01-s2-cow
mGsdNLkAeP8eWiFjBTybhs35PB8xBwsq3IM2X651mCRcEXfTqa7AkNJsKv1skiBu-cow
253:004
Loading VG01-s2
Adding target: 0 262144 snapshot 253:001 253:004 P 16
dm reload
mGsdNLkAeP8eWiFjBTybhs35PB8xBwsq3IM2X651mCRcEXfTqa7AkNJsKv1skiBu N
Activated VG01-s2
mGsdNLkAeP8eWiFjBTybhs35PB8xBwsq3IM2X651mCRcEXfTqa7AkNJsKv1skiBu
253:005
Loading VG01-lv1
Adding target: 0 262144 snapshot-origin 253:001
dm reload
mGsdNLkAeP8eWiFjBTybhs35PB8xBwsqmUxJX5Qie6tyA0ztVEJcQvJi9CvcngrT N
Activated VG01-lv1
mGsdNLkAeP8eWiFjBTybhs35PB8xBwsqmUxJX5Qie6tyA0ztVEJcQvJi9CvcngrT
253:000
Resuming VG01-s3-cow
dm resume VG01-s3-cow N
Resuming VG01-s3
dm resume VG01-s3 N
Resuming VG01-s2-cow
dm resume VG01-s2-cow N
Resuming VG01-s1-cow
dm resume VG01-s1-cow N
Resuming VG01-s1
dm resume VG01-s1 N
Resuming VG01-s4-cow
dm resume VG01-s4-cow N
Resuming VG01-s4
dm resume VG01-s4 N
Resuming VG01-s2
dm resume VG01-s2 N
Resuming VG01-lv1
dm resume VG01-lv1 N
Unlocking memory
memlock_count dec to 0
Removing /dev/VG01/s3
Linking /dev/VG01/s3 -> /dev/mapper/VG01-s3
Linking /dev/VG01/s5 -> /dev/mapper/VG01-s5
Removing /dev/VG01/s1
Linking /dev/VG01/s1 -> /dev/mapper/VG01-s1
Removing /dev/VG01/s4
Linking /dev/VG01/s4 -> /dev/mapper/VG01-s4
Removing /dev/VG01/s2
Linking /dev/VG01/s2 -> /dev/mapper/VG01-s2
Removing /dev/VG01/lv1
Linking /dev/VG01/lv1 -> /dev/mapper/VG01-lv1
Creating volume group backup "/etc/lvm/backup/VG01" (seqno 12).
Writing VG01 metadata to /etc/lvm/backup/.lvm_proNAS_2497_1510734533
Committing VG01 metadata (12)
Renaming /etc/lvm/backup/VG01.tmp to /etc/lvm/backup/VG01
Logical volume "s5" created
Unlocking /var/lock/lvm/V_VG01
Closed /dev/sda
Dumping persistent device cache to /etc/lvm/.cache
Wiping internal VG cache
-bash-3.00# cp -af /etc/ /mnt/lv1/etc6
-bash-3.00# lvcreate -s -L64 -n s6 /dev/VG01/lv1
Setting log/indent to 1
Setting log/prefix to
Setting log/command_names to 0
Setting global/test to 0
Setting log/overwrite to 1
Setting log/file to /var/log/lvm2.log
log/activation not found in config: defaulting to 0
Logging initialised at Sun Sep 18 00:13:12 2005
Setting global/umask to 63
Set umask to 0077
Setting devices/dir to /dev
Setting global/proc to /proc
Setting global/activation to 1
global/suffix not found in config: defaulting to 1
global/units not found in config: defaulting to h
Matcher built with 5 dfa states
Setting devices/cache to /etc/lvm/.cache
Setting devices/write_cache_state to 1
Opened /etc/lvm/.cache RO
Closed /etc/lvm/.cache
/dev/sda: Added to device cache
Loaded persistent filter cache from /etc/lvm/.cache
Setting activation/reserved_stack to 256
Setting activation/reserved_memory to 8192
Setting activation/process_priority to -18
Initialised format: lvm1
Initialised format: pool
Initialised format: lvm2
global/format not found in config: defaulting to lvm2
Initialised segtype: striped
Initialised segtype: zero
Initialised segtype: error
Initialised segtype: snapshot
Initialised segtype: mirror
Setting backup/retain_days to 30
Setting backup/retain_min to 10
Setting backup/archive_dir to /etc/lvm/archive
Setting backup/backup_dir to /etc/lvm/backup
global/fallback_to_lvm1 not found in config: defaulting to 0
Parsing: lvcreate -s -L64 -n s6 /dev/VG01/lv1
Processing: lvcreate -s -L64 -n s6 /dev/VG01/lv1
O_DIRECT will be used
Setting global/locking_type to 1
Setting global/locking_dir to /var/lock/lvm
File-based locking enabled.
Setting chunksize to 16 sectors.
Getting target version for snapshot
dm version O
dm versions O
Getting target version for snapshot-origin
dm versions O
Setting activation/mirror_region_size to 512
Locking /var/lock/lvm/V_VG01 WB
Finding volume group "VG01"
Opened /dev/sda RW O_DIRECT
/dev/sda: block size is 4096 bytes
/dev/sda: lvm2 label detected
lvmcache: /dev/sda now orphaned
lvmcache: /dev/sda now in VG VG01
/dev/sda: lvm2 label detected
/dev/sda: lvm2 label detected
Read VG01 metadata (12) from /dev/sda at 26624 size 3047
/dev/sda 0: 0 2: lv1(0:0)
/dev/sda 1: 2 1: s1(0:0)
/dev/sda 2: 3 1: s2(0:0)
/dev/sda 3: 4 1: s3(0:0)
/dev/sda 4: 5 1: s4(0:0)
/dev/sda 5: 6 1: s5(0:0)
/dev/sda 6: 7 145: NULL(0:0)
Creating logical volume s6
Allowing allocation on /dev/sda start PE 7 length 145
/dev/sda 0: 0 2: lv1(0:0)
/dev/sda 1: 2 1: s1(0:0)
/dev/sda 2: 3 1: s2(0:0)
/dev/sda 3: 4 1: s3(0:0)
/dev/sda 4: 5 1: s4(0:0)
/dev/sda 5: 6 1: s5(0:0)
/dev/sda 6: 7 1: s6(0:0)
/dev/sda 7: 8 144: NULL(0:0)
Writing VG01 metadata to /dev/sda at 29696 len 3273
Pre-Committing VG01 metadata (13) to /dev/sda header at 4096
Creating volume group backup "/etc/lvm/backup/VG01" (seqno 13).
Writing VG01 metadata to /etc/lvm/backup/.lvm_proNAS_2516_4686790
Committing VG01 metadata (13)
Renaming /etc/lvm/backup/VG01.tmp to /etc/lvm/backup/VG01
Committing VG01 metadata (13) to /dev/sda header at 4096
Locking LV
mGsdNLkAeP8eWiFjBTybhs35PB8xBwsqkryMnURZK7A5JOgpUBnciRrm1UQPLpjP (R)
Finding volume group for uuid
mGsdNLkAeP8eWiFjBTybhs35PB8xBwsqkryMnURZK7A5JOgpUBnciRrm1UQPLpjP
/dev/sda: lvm2 label detected
/dev/sda: lvm2 label detected
Read VG01 metadata (13) from /dev/sda at 29696 size 3273
/dev/sda 0: 0 2: lv1(0:0)
/dev/sda 1: 2 1: s1(0:0)
/dev/sda 2: 3 1: s2(0:0)
/dev/sda 3: 4 1: s3(0:0)
/dev/sda 4: 5 1: s4(0:0)
/dev/sda 5: 6 1: s5(0:0)
/dev/sda 6: 7 1: s6(0:0)
/dev/sda 7: 8 144: NULL(0:0)
Found volume group "VG01"
Setting activation/missing_stripe_filler to /dev/ioerror
Getting device info for VG01-s6
dm info
mGsdNLkAeP8eWiFjBTybhs35PB8xBwsqkryMnURZK7A5JOgpUBnciRrm1UQPLpjP N
dm info VG01-s6 N
Locking memory
memlock_count inc to 1
dm names O
Found existing layer 'VG01-s2-cow'
Getting device info for VG01-s2-cow
dm info VG01-s2-cow N
Found existing layer 'VG01-s5'
Getting device info for VG01-s5
dm info VG01-s5 N
Found existing layer 'VG01-s3-cow'
Getting device info for VG01-s3-cow
dm info VG01-s3-cow N
Found existing layer 'VG01-s4'
Getting device info for VG01-s4
dm info VG01-s4 N
Found existing layer 'VG01-s3'
Getting device info for VG01-s3
dm info VG01-s3 N
Found existing layer 'VG01-lv1-real'
Getting device info for VG01-lv1-real
dm info VG01-lv1-real N
Found existing layer 'VG01-lv1'
Getting device info for VG01-lv1
dm info VG01-lv1 N
Found existing layer 'VG01-s4-cow'
Getting device info for VG01-s4-cow
dm info VG01-s4-cow N
Found existing layer 'VG01-s2'
Getting device info for VG01-s2
dm info VG01-s2 N
Found existing layer 'VG01-s1'
Getting device info for VG01-s1
dm info VG01-s1 N
Found existing layer 'VG01-s5-cow'
Getting device info for VG01-s5-cow
dm info VG01-s5-cow N
Found existing layer 'VG01-s1-cow'
Getting device info for VG01-s1-cow
dm info VG01-s1-cow N
Found active lv lv1
Found active lv s1
Found active lv s2
Found active lv s3
Found active lv s4
Found active lv s5
Getting device info for VG01-s6
dm info
mGsdNLkAeP8eWiFjBTybhs35PB8xBwsqkryMnURZK7A5JOgpUBnciRrm1UQPLpjP N
dm info VG01-s6 N
Loading VG01-s6
Adding target: 0 131072 linear /dev/sda 918656
dm create VG01-s6
mGsdNLkAeP8eWiFjBTybhs35PB8xBwsqkryMnURZK7A5JOgpUBnciRrm1UQPLpjP O
dm reload VG01-s6 O
dm resume VG01-s6 N
Activated VG01-s6
mGsdNLkAeP8eWiFjBTybhs35PB8xBwsqkryMnURZK7A5JOgpUBnciRrm1UQPLpjP
253:012
Unlocking memory
memlock_count dec to 0
Linking /dev/VG01/s6 -> /dev/mapper/VG01-s6
Zeroing start of logical volume "s6"
/dev/VG01/s6: Added to device cache
Opened /dev/VG01/s6 RW O_DIRECT
Wiping /dev/VG01/s6 at sector 0 length 8 sectors
/dev/VG01/s6: block size is 4096 bytes
Closed /dev/VG01/s6
Locking LV
mGsdNLkAeP8eWiFjBTybhs35PB8xBwsqkryMnURZK7A5JOgpUBnciRrm1UQPLpjP (NL)
Finding volume group for uuid
mGsdNLkAeP8eWiFjBTybhs35PB8xBwsqkryMnURZK7A5JOgpUBnciRrm1UQPLpjP
/dev/sda: lvm2 label detected
/dev/sda: lvm2 label detected
Read VG01 metadata (13) from /dev/sda at 29696 size 3273
/dev/sda 0: 0 2: lv1(0:0)
/dev/sda 1: 2 1: s1(0:0)
/dev/sda 2: 3 1: s2(0:0)
/dev/sda 3: 4 1: s3(0:0)
/dev/sda 4: 5 1: s4(0:0)
/dev/sda 5: 6 1: s5(0:0)
/dev/sda 6: 7 1: s6(0:0)
/dev/sda 7: 8 144: NULL(0:0)
Found volume group "VG01"
Getting device info for VG01-s6
dm info
mGsdNLkAeP8eWiFjBTybhs35PB8xBwsqkryMnURZK7A5JOgpUBnciRrm1UQPLpjP O
Locking memory
memlock_count inc to 1
dm names O
Found existing layer 'VG01-s2-cow'
Getting device info for VG01-s2-cow
dm info VG01-s2-cow N
Found existing layer 'VG01-s6'
Getting device info for VG01-s6
dm info VG01-s6 N
Found existing layer 'VG01-s5'
Getting device info for VG01-s5
dm info VG01-s5 N
Found existing layer 'VG01-s3-cow'
Getting device info for VG01-s3-cow
dm info VG01-s3-cow N
Found existing layer 'VG01-s4'
Getting device info for VG01-s4
dm info VG01-s4 N
Found existing layer 'VG01-s3'
Getting device info for VG01-s3
dm info VG01-s3 N
Found existing layer 'VG01-lv1-real'
Getting device info for VG01-lv1-real
dm info VG01-lv1-real N
Found existing layer 'VG01-lv1'
Getting device info for VG01-lv1
dm info VG01-lv1 N
Found existing layer 'VG01-s4-cow'
Getting device info for VG01-s4-cow
dm info VG01-s4-cow N
Found existing layer 'VG01-s2'
Getting device info for VG01-s2
dm info VG01-s2 N
Found existing layer 'VG01-s1'
Getting device info for VG01-s1
dm info VG01-s1 N
Found existing layer 'VG01-s5-cow'
Getting device info for VG01-s5-cow
dm info VG01-s5-cow N
Found existing layer 'VG01-s1-cow'
Getting device info for VG01-s1-cow
dm info VG01-s1-cow N
Found active lv lv1
Found active lv s6
Found active lv s1
Found active lv s2
Found active lv s3
Found active lv s4
Found active lv s5
Removing VG01-s6
Unlocking memory
memlock_count dec to 0
Removing link /dev/VG01/s6
Unlocking LV
mGsdNLkAeP8eWiFjBTybhs35PB8xBwsqkryMnURZK7A5JOgpUBnciRrm1UQPLpjP
Finding volume group for uuid
mGsdNLkAeP8eWiFjBTybhs35PB8xBwsqkryMnURZK7A5JOgpUBnciRrm1UQPLpjP
/dev/sda: lvm2 label detected
/dev/sda: lvm2 label detected
Read VG01 metadata (13) from /dev/sda at 29696 size 3273
/dev/sda 0: 0 2: lv1(0:0)
/dev/sda 1: 2 1: s1(0:0)
/dev/sda 2: 3 1: s2(0:0)
/dev/sda 3: 4 1: s3(0:0)
/dev/sda 4: 5 1: s4(0:0)
/dev/sda 5: 6 1: s5(0:0)
/dev/sda 6: 7 1: s6(0:0)
/dev/sda 7: 8 144: NULL(0:0)
Found volume group "VG01"
Getting device info for VG01-s6
dm info
mGsdNLkAeP8eWiFjBTybhs35PB8xBwsqkryMnURZK7A5JOgpUBnciRrm1UQPLpjP N
dm info VG01-s6 N
Locking LV
mGsdNLkAeP8eWiFjBTybhs35PB8xBwsqmUxJX5Qie6tyA0ztVEJcQvJi9CvcngrT (W)
Finding volume group for uuid
mGsdNLkAeP8eWiFjBTybhs35PB8xBwsqmUxJX5Qie6tyA0ztVEJcQvJi9CvcngrT
/dev/sda: lvm2 label detected
/dev/sda: lvm2 label detected
Read VG01 metadata (13) from /dev/sda at 29696 size 3273
/dev/sda 0: 0 2: lv1(0:0)
/dev/sda 1: 2 1: s1(0:0)
/dev/sda 2: 3 1: s2(0:0)
/dev/sda 3: 4 1: s3(0:0)
/dev/sda 4: 5 1: s4(0:0)
/dev/sda 5: 6 1: s5(0:0)
/dev/sda 6: 7 1: s6(0:0)
/dev/sda 7: 8 144: NULL(0:0)
Found volume group "VG01"
Getting device info for VG01-lv1
dm info
mGsdNLkAeP8eWiFjBTybhs35PB8xBwsqmUxJX5Qie6tyA0ztVEJcQvJi9CvcngrT N
Locking memory
memlock_count inc to 1
dm names O
Found existing layer 'VG01-s2-cow'
Getting device info for VG01-s2-cow
dm info VG01-s2-cow N
Found existing layer 'VG01-s5'
Getting device info for VG01-s5
dm info VG01-s5 N
Found existing layer 'VG01-s3-cow'
Getting device info for VG01-s3-cow
dm info VG01-s3-cow N
Found existing layer 'VG01-s4'
Getting device info for VG01-s4
dm info VG01-s4 N
Found existing layer 'VG01-s3'
Getting device info for VG01-s3
dm info VG01-s3 N
Found existing layer 'VG01-lv1-real'
Getting device info for VG01-lv1-real
dm info VG01-lv1-real N
Found existing layer 'VG01-lv1'
Getting device info for VG01-lv1
dm info VG01-lv1 N
Found existing layer 'VG01-s4-cow'
Getting device info for VG01-s4-cow
dm info VG01-s4-cow N
Found existing layer 'VG01-s2'
Getting device info for VG01-s2
dm info VG01-s2 N
Found existing layer 'VG01-s1'
Getting device info for VG01-s1
dm info VG01-s1 N
Found existing layer 'VG01-s5-cow'
Getting device info for VG01-s5-cow
dm info VG01-s5-cow N
Found existing layer 'VG01-s1-cow'
Getting device info for VG01-s1-cow
dm info VG01-s1-cow N
Found active lv lv1
Found active lv s1
Found active lv s2
Found active lv s3
Found active lv s4
Found active lv s5
Getting device info for VG01-s6
dm info
mGsdNLkAeP8eWiFjBTybhs35PB8xBwsqkryMnURZK7A5JOgpUBnciRrm1UQPLpjP N
dm info VG01-s6 N
Suspending VG01-lv1
dm suspend VG01-lv1 N
*************************
process hang here..........
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