lvm version =>
LVM version: 2.02.01 (2005-11-23)
Library version: 1.02.02 (2005-12-02)
Driver version: 4.4.0
-bash-3.00# lvcreate -s -L3000 -n test2_1 /dev/VG01/test2
Rounding up size to full physical extent 2.94 GB
Logical volume "test2_1" created
-bash-3.00# lvcreate -s -L 3000 -n test2_2 /dev/VG01/test2
Rounding up size to full physical extent 2.94 GB
Logical volume "test2_2" created
-bash-3.00# lvcreate -s -L 3000 -n test2_3 /dev/VG01/test2
Rounding up size to full physical extent 2.94 GB
Logical volume "test2_3" created
lvs --segment -v
----------------------------------------------------------
Finding all logical volumes
/dev/VG01/test2_3: read failed after 0 of 4096 at 0: Input/output error
LV VG Attr Start SSize #Str Type Stripe Chunk
lv1 VG01 -wi-ao 0 256.00M 1 linear 0 0
lv2 VG01 -wi-ao 0 1.00G 1 linear 0 0
lv3 VG01 -wi-a- 0 64.00M 1 linear 0 0
lv4 VG01 -wi-ao 0 512.00M 1 linear 0 0
lv5 VG01 -wi-ao 0 128.00M 1 linear 0 0
test2 VG01owi-ao 0 29.31G 1 linear 0 0
test2_1 VG01 swi-a- 0 2.94G 1 linear 0 8.00K
test2_2 VG01 swi-a- 0 2.94G 1 linear 0 8.00K
test2_3 VG01 Swi-I- 0 2.94G 1 linear 0 8.00K
-bash-3.00# lvs -a
/dev/VG01/test2_3: read failed after 0 of 4096 at 0: Inpu/output error
LV VG Attr LSize Origin Snap% Move Log Copy%
lv1 VG01 -wi-ao 256.00M
lv2 VG01 -wi-ao 1.00G
lv3 VG01 -wi-a- 64.00M
lv4 VG01 -wi-ao 512.00M
lv5 VG01 -wi-ao 128.00M
test2 VG01 owi-ao 29.31G
test2_1 VG01 swi-a- 2.94G test2 30.00
test2_2 VG01 swi-a- 2.94G test2 29.99
test2_3 VG01 Swi-I- 2.94G test2 100.00
lvscan
----------------------------------------------------------
/dev/VG01/test2_3: read failed after 0 of 4096 at 0: Input/output error
ACTIVE '/dev/VG01/lv1' [256.00 MB] inherit
ACTIVE '/dev/VG01/lv2' [1.00 GB] inherit
ACTIVE '/dev/VG01/lv3' [64.00 MB] inherit
ACTIVE '/dev/VG01/lv4' [512.00 MB] inherit
ACTIVE '/dev/VG01lv5' [128.00 MB] inherit
ACTIVE Original '/dev/VG01/test2' [29.31 GB] inherit
ACTIVE Snapshot '/dev/VG01/test2_1' [2.94 GB] inherit
ACTIVE Snapshot '/dev/VG01/test2_2' [2.94 GB] inherit
ACTIVE Snapshot '/dev/VG01/test2_3' [2.94 GB] inherit
dmesg after created
----------------------------------------------------------
attempt to access beyond end of device
dm-11: rw=17, want=2271285024, limit=6160384
device-mapper: Error reading/writing snapshot
device-mapper: snapshot is marked invalid
dmesg after tried to mount
----------------------------------------------------------
printk: 1 messages suppressed.
Buffer I/O error on device dm-12, logical block 0
Buffer I/O error on device dm-12, logical block 1
Buffer I/O error on device dm-12, logical block 2
Buffer I/O error on device dm-12, logical block 3
Buffer I/O error on device dm-12, logical block 4
Buffer I/O error on device dm-12, logical block 5
Buffer I/O error on device dm-12, logical block 6
Buffer I/O error on device dm-12, logical block 7
Buffer I/O error on device dm-12, logical block 0
Buffer I/O error on device dm-12, logical block 8
FAT: Unrecognized mount option "nouuid" or missing value
I create snapshot while test2 is busy. (I/O origin volume)
but even I stopped writing data (already got error), sometime it still happen. 1 out of 3
-bash-3.00# lvs -a
/dev/VG01/test2_4: read failed after 0 of 4096 at 0: Input/output error
/dev/VG01/test2_7: read failed after 0 of 4096 at 0: Input/output error
/dev/VG01/test2_10: read failed after 0 of 4096 at 0: Input/output error
lv1 VG01 -wi-ao 256.00M
lv2 VG01 -wi-ao 1.00G
lv3 VG01 -wi-a- 64.00M
lv4 VG01 -wi-ao 512.00M
lv5 VG01 -wi-ao 128.00M
test2 VG01 owi-ao 29.31G
test2_1 VG01 swi-a- 2.94G test2 38.28
test2_10 VG01 Swi-I- 2.94G test2 100.00
test2_2 VG01 swi-a- 2.94G test2 38.27
test2_3 VG01 swi-a- 2.94G test2 0.01
test2_4 VG01 Swi-I- 2.94G test2 100.00
test2_5 VG01 swi-a- 2.94G test2 0.00
test2_6 VG01 swi-a- 2.94G test2 0.00
test2_7 VG01 Swi-I- 2.94G test2 100.00
test2_8 VG01 swi-a- 2.94G test2 0.00
test2_9 VG01 swi-a- 2.94G test2 0.00
Rocky
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