root@loya:/home/loya# cat /var/log/syslog | grep dm-2
Dec 10 08:21:55 loya kernel: [22367.361635] JBD2: Spotted dirty metadata buffer (dev = dm-2, blocknr = 26). There's a risk of filesystem corruptio n in case of system crash.
Dec 10 08:21:55 loya kernel: [22367.361977] JBD2: Spotted dirty metadata buffer (dev = dm-2, blocknr = 0). There's a risk of filesystem corruption in case of system crash.
Dec 10 08:21:55 loya kernel: [22367.424005] JBD2: Spotted dirty metadata buffer (dev = dm-2, blocknr = 1057). There's a risk of filesystem corrupt ion in case of system crash.
Dec 10 08:21:55 loya kernel: [22367.424648] JBD2: Spotted dirty metadata buffer (dev = dm-2, blocknr = 1057). There's a risk of filesystem corrupt ion in case of system crash.
Dec 10 08:22:45 loya kernel: [22417.475846] EXT4-fs error (device dm-2): ext4_mb_generate_buddy:757: group 1, block bitmap and bg descriptor incon sistent: 510 vs 509 free clusters
Dec 10 08:22:45 loya kernel: [22417.775542] JBD2: Spotted dirty metadata buffer (dev = dm-2, blocknr = 0). There's a risk of filesystem corruption in case of system crash.
Dec 10 08:22:45 loya kernel: [22417.862335] JBD2: Spotted dirty metadata buffer (dev = dm-2, blocknr = 0). There's a risk of filesystem corruption in case of system crash.
Dec 10 08:22:45 loya kernel: [22417.862713] JBD2: Spotted dirty metadata buffer (dev = dm-2, blocknr = 0). There's a risk of filesystem corruption in case of system crash.
Dec 10 14:15:15 loya kernel: [43551.782465] JBD2: Spotted dirty metadata buffer (dev = dm-2, blocknr = 26). There's a risk of filesystem corruptio n in case of system crash.
Dec 10 14:15:15 loya kernel: [43551.782473] JBD2: Spotted dirty metadata buffer (dev = dm-2, blocknr = 0). There's a risk of filesystem corruption in case of system crash.
Dec 10 14:15:15 loya kernel: [43551.782475] JBD2: Spotted dirty metadata buffer (dev = dm-2, blocknr = 1057). There's a risk of filesystem corrupt ion in case of system crash.
Dec 10 14:15:15 loya kernel: [43551.783458] JBD2: Spotted dirty metadata buffer (dev = dm-2, blocknr = 1057). There's a risk of filesystem corrupt ion in case of system crash.
Dec 10 14:15:15 loya kernel: [43551.783460] JBD2: Spotted dirty metadata buffer (dev = dm-2, blocknr = 0). There's a risk of filesystem corruption in case of system crash.
Dec 10 14:15:15 loya kernel: [43551.783461] JBD2: Spotted dirty metadata buffer (dev = dm-2, blocknr = 26). There's a risk of filesystem corruptio n in case of system crash.
Dec 10 14:15:25 loya kernel: [43561.432161] EXT4-fs error (device dm-2): ext4_mb_generate_buddy:757: group 3, block bitmap and bg descriptor incon sistent: 353 vs 352 free clusters
Dec 10 14:15:25 loya kernel: [43561.432969] JBD2: Spotted dirty metadata buffer (dev = dm-2, blocknr = 0). There's a risk of filesystem corruption in case of system crash.
Dec 10 14:15:25 loya kernel: [43561.618047] EXT4-fs error (device dm-2): mb_free_blocks:1450: group 1491, block 48857088:freeing already freed blo ck (bit 0); block bitmap corrupt.
Dec 10 14:15:25 loya kernel: [43561.618860] EXT4-fs error (device dm-2): ext4_mb_generate_buddy:757: group 1491, block bitmap and bg descriptor in consistent: 32768 vs 65536 free clusters
Dec 10 14:15:25 loya kernel: [43561.619697] EXT4-fs error (device dm-2): mb_free_blocks:1450: group 1490, block 48824320:freeing already freed blo ck (bit 0); block bitmap corrupt.
Dec 10 14:15:25 loya kernel: [43561.620565] EXT4-fs error (device dm-2): ext4_mb_generate_buddy:757: group 1490, block bitmap and bg descriptor in consistent: 32768 vs 65536 free clusters
Dec 10 14:15:25 loya kernel: [43561.621437] EXT4-fs error (device dm-2): mb_free_blocks:1450: group 1489, block 48791552:freeing already freed blo ck (bit 0); block bitmap corrupt.
Dec 10 14:15:25 loya kernel: [43561.622418] EXT4-fs error (device dm-2): ext4_mb_generate_buddy:757: group 1489, block bitmap and bg descriptor in consistent: 32768 vs 65536 free clusters
Dec 10 14:15:25 loya kernel: [43561.623501] EXT4-fs error (device dm-2): mb_free_blocks:1450: group 1487, block 48750592:freeing already freed blo ck (bit 24576); block bitmap corrupt.
Dec 10 14:15:25 loya kernel: [43561.624549] EXT4-fs error (device dm-2): ext4_mb_generate_buddy:757: group 1487, block bitmap and bg descriptor in consistent: 19456 vs 27648 free clusters
Dec 10 14:15:25 loya kernel: [43561.625753] EXT4-fs error (device dm-2): mb_free_blocks:1450: group 1485, block 48666624:freeing already freed blo ck (bit 6144); block bitmap corrupt.
root@loya:/home/loya# vmstat
procs -----------memory---------- ---swap-- -----io---- -system-- ------cpu-----
r b swpd free buff cache si so bi bo in cs us sy id wa st
4 0 0 14757472 1328260 5577488 0 0 155 84 40 5 10 1 89 0 0
root@loya:/home/loya# iostat
Linux 3.19.0-25-generic (loya) 12/10/2018 _x86_64_ (24 CPU)
avg-cpu: %user %nice %system %iowait %steal %idle
9.63 0.00 0.85 0.32 0.00 89.19
Device: tps kB_read/s kB_wrtn/s kB_read kB_wrtn
sda 293.72 3703.77 2015.81 138728940 75504420
sdb 0.02 0.08 0.00 2883 4
dm-0 18.90 50.80 125.78 1902681 4711360
dm-1 0.01 0.04 0.00 1444 0
dm-2 319.28 3652.85 1890.03 136821553 70793060
root@loya:/home/loya# mpstat -P ALL
Linux 3.19.0-25-generic (loya) 12/10/2018 _x86_64_ (24 CPU)
12:33:47 PM CPU %usr %nice %sys %iowait %irq %soft %steal %guest %gnice %idle
12:33:47 PM all 9.64 0.00 0.73 0.32 0.00 0.12 0.00 0.00 0.00 89.19
12:33:47 PM 0 12.59 0.00 0.88 0.31 0.00 0.24 0.00 0.00 0.00 85.98
12:33:47 PM 1 10.20 0.00 0.79 0.33 0.00 0.11 0.00 0.00 0.00 88.57
12:33:47 PM 2 13.60 0.01 0.81 0.32 0.00 0.09 0.00 0.00 0.00 85.17
12:33:47 PM 3 11.05 0.00 0.68 0.30 0.00 0.08 0.00 0.00 0.00 87.90
12:33:47 PM 4 11.24 0.00 0.72 0.31 0.00 0.08 0.00 0.00 0.00 87.65
12:33:47 PM 5 8.35 0.00 0.67 0.32 0.00 0.08 0.00 0.00 0.00 90.57
12:33:47 PM 6 11.27 0.00 0.68 0.32 0.00 0.08 0.00 0.00 0.00 87.65
12:33:47 PM 7 7.96 0.00 0.68 0.31 0.00 0.07 0.00 0.00 0.00 90.97
12:33:47 PM 8 10.09 0.00 0.65 0.29 0.00 0.07 0.00 0.00 0.00 88.90
12:33:47 PM 9 7.55 0.00 0.68 0.27 0.00 0.07 0.00 0.00 0.00 91.43
12:33:47 PM 10 9.48 0.00 0.65 0.29 0.00 0.07 0.00 0.00 0.00 89.52
12:33:47 PM 11 8.81 0.00 0.65 0.30 0.00 0.07 0.00 0.00 0.00 90.17
12:33:47 PM 12 8.53 0.00 0.66 0.32 0.00 0.07 0.00 0.00 0.00 90.42
12:33:47 PM 13 9.01 0.00 0.70 0.28 0.00 0.07 0.00 0.00 0.00 89.93
12:33:47 PM 14 9.58 0.00 0.71 0.30 0.00 0.07 0.00 0.00 0.00 89.34
12:33:47 PM 15 9.29 0.00 0.68 0.31 0.00 0.07 0.00 0.00 0.00 89.65
12:33:47 PM 16 8.88 0.00 0.67 0.31 0.00 0.07 0.00 0.00 0.00 90.07
12:33:47 PM 17 7.94 0.00 0.67 0.33 0.00 0.08 0.00 0.00 0.00 90.98
12:33:47 PM 18 8.70 0.01 0.69 0.37 0.00 0.07 0.00 0.00 0.00 90.16
12:33:47 PM 19 8.89 0.00 0.66 0.33 0.00 0.07 0.00 0.00 0.00 90.05
12:33:47 PM 20 8.07 0.00 0.72 0.37 0.00 0.07 0.00 0.00 0.00 90.77
12:33:47 PM 21 9.53 0.00 0.69 0.34 0.00 0.07 0.00 0.00 0.00 89.37
12:33:47 PM 22 11.97 0.00 1.39 0.48 0.00 1.08 0.00 0.00 0.00 85.08
12:33:47 PM 23 8.72 0.00 0.71 0.33 0.00 0.07 0.00 0.00 0.00 90.17
root@loya:/home/loya#