linux-ext4

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Date:   Thu, 19 Dec 2019 18:13:22 -0700
From:   Andreas Dilger <adilger@...ger.ca>
To:     liming wu <wu860403@...il.com>
Cc:     Ext4 Developers List <linux-ext4@...r.kernel.org>
Subject: Re: 

These messages indicate your storage is not working properly.
It doesn't have anything to do with ext3/ext4.



> On Dec 19, 2019, at 5:31 AM, liming wu <wu860403@...il.com> wrote:
> 
> Hi
> 
> 
> Who can help analyze the following message . Or give me some advice, I
> will appreciate it very much.
> 
> Dec 17 22:14:42 bdsitdb222 kernel: Buffer I/O error on device dm-7,
> logical block 810449
> Dec 17 22:14:42 bdsitdb222 kernel: lost page write due to I/O error on dm-7
> Dec 17 22:14:48 bdsitdb222 kernel: Buffer I/O error on device dm-7,
> logical block 283536
> Dec 17 22:14:48 bdsitdb222 kernel: lost page write due to I/O error on dm-7
> Dec 17 22:14:48 bdsitdb222 kernel: Buffer I/O error on device dm-7,
> logical block 283537
> Dec 17 22:14:48 bdsitdb222 kernel: lost page write due to I/O error on dm-7
> Dec 17 22:14:48 bdsitdb222 kernel: JBD: Detected IO errors while
> flushing file data on dm-7
> Dec 17 22:15:42 bdsitdb222 kernel: Buffer I/O error on device dm-8,
> logical block 127859
> Dec 17 22:15:42 bdsitdb222 kernel: lost page write due to I/O error on dm-8
> Dec 17 22:15:42 bdsitdb222 kernel: JBD: Detected IO errors while
> flushing file data on dm-8
> Dec 17 22:15:48 bdsitdb222 kernel: Aborting journal on device dm-7.
> Dec 17 22:15:48 bdsitdb222 kernel: EXT3-fs (dm-7): error in
> ext3_new_blocks: Journal has aborted
> Dec 17 22:15:48 bdsitdb222 kernel: EXT3-fs (dm-7): error in
> ext3_reserve_inode_write: Journal has aborted
> Dec 17 22:16:42 bdsitdb222 kernel: Aborting journal on device dm-8.
> Dec 17 22:16:42 bdsitdb222 kernel: EXT3-fs (dm-7): error:
> ext3_journal_start_sb: Detected aborted journal
> Dec 17 22:16:42 bdsitdb222 kernel: EXT3-fs (dm-7): error: remounting
> filesystem read-only
> Dec 17 22:16:48 bdsitdb222 kernel: Buffer I/O error on device dm-7,
> logical block 23527938
> Dec 17 22:16:48 bdsitdb222 kernel: lost page write due to I/O error on dm-7
> Dec 17 22:16:48 bdsitdb222 kernel: Buffer I/O error on device dm-7,
> logical block 0
> Dec 17 22:16:48 bdsitdb222 kernel: lost page write due to I/O error on dm-7
> Dec 17 22:16:48 bdsitdb222 kernel: JBD: I/O error detected when
> updating journal superblock for dm-7.
> Dec 17 22:17:05 bdsitdb222 kernel: EXT3-fs (dm-7): error in
> ext3_orphan_add: Journal has aborted
> Dec 17 22:17:05 bdsitdb222 kernel: __journal_remove_journal_head:
> freeing b_committed_data
> 
> plus info:
> it's KVM
> # uname -a
> Linux bdsitdb222 2.6.32-279.19.1.el6.62.x86_64 #6 SMP Mon Dec 3
> 22:54:25 CST 2018 x86_64 x86_64 x86_64 GNU/Linux1
> 
> # cat /proc/mounts
> rootfs / rootfs rw 0 0
> proc /proc proc rw,nosuid,nodev,noexec,relatime 0 0
> sysfs /sys sysfs rw,nosuid,nodev,noexec,relatime 0 0
> devtmpfs /dev devtmpfs
> rw,nosuid,relatime,size=8157352k,nr_inodes=2039338,mode=755 0 0
> devpts /dev/pts devpts rw,relatime,gid=5,mode=620,ptmxmode=000 0 0
> tmpfs /dev/shm tmpfs rw,nosuid,nodev,relatime 0 0
> /dev/mapper/systemvg-rootlv / ext4 rw,relatime,barrier=1,data=ordered 0 0
> /proc/bus/usb /proc/bus/usb usbfs rw,relatime 0 0
> /dev/vda1 /boot ext4 rw,relatime,barrier=1,data=ordered 0 0
> /dev/mapper/systemvg-homelv /home ext4 rw,relatime,barrier=1,data=ordered 0 0
> /dev/mapper/systemvg-optlv /opt ext3
> rw,relatime,errors=continue,barrier=1,data=ordered 0 0
> /dev/mapper/systemvg-tmplv /tmp ext3
> rw,relatime,errors=continue,barrier=1,data=ordered 0 0
> /dev/mapper/systemvg-usrlv /usr ext4 rw,relatime,barrier=1,data=ordered 0 0
> /dev/mapper/systemvg-varlv /var ext4 rw,relatime,barrier=1,data=ordered 0 0
> /dev/mapper/datavg-datalv /mysql/data ext3
> rw,relatime,errors=continue,barrier=1,data=ordered 0 0
> /dev/mapper/datavg-binloglv /mysql/binlog ext3
> rw,relatime,errors=continue,barrier=1,data=ordered 0 0
> none /proc/sys/fs/binfmt_misc binfmt_misc rw,relatime 0 0
> sunrpc /var/lib/nfs/rpc_pipefs rpc_pipefs rw,relatime 0 0
> none /sys/kernel/debug debugfs rw,relatime 0 0
> 
> # ll /dev/mapper/
> total 0
> crw-rw---- 1 root root 10, 58 Dec 19 19:21 control
> lrwxrwxrwx 1 root root      7 Dec 19 19:21 datavg-binloglv -> ../dm-3
> lrwxrwxrwx 1 root root      7 Dec 19 19:21 datavg-datalv -> ../dm-2
> lrwxrwxrwx 1 root root      7 Dec 19 19:21 systemvg-homelv -> ../dm-4
> lrwxrwxrwx 1 root root      7 Dec 19 19:21 systemvg-optlv -> ../dm-7
> lrwxrwxrwx 1 root root      7 Dec 19 19:21 systemvg-rootlv -> ../dm-1
> lrwxrwxrwx 1 root root      7 Dec 19 19:21 systemvg-swaplv -> ../dm-0
> lrwxrwxrwx 1 root root      7 Dec 19 19:21 systemvg-tmplv -> ../dm-6
> lrwxrwxrwx 1 root root      7 Dec 19 19:21 systemvg-usrlv -> ../dm-8
> lrwxrwxrwx 1 root root      7 Dec 19 19:21 systemvg-varlv -> ../dm-5


Cheers, Andreas






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