Bug#489608: mdadm: similar kernel call traces
Cristian Ionescu-Idbohrn
cristian.ionescu-idbohrn at axis.com
Sun Nov 9 15:20:50 UTC 2008
Followup-For: Bug #489608
Package: mdadm
Version: 2.6.7.1-1
I'm seeing similar stuff on md1, md2, md3, md4, md7, md8, md9.
The following occurs on all above named devices, with (probably)
insignificant variations. I can provide a complete log, should
that be useful.
[119336.747173] INFO: task md9_resync:28395 blocked for more than 120 seconds.
[119336.747177] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[119336.747181] md9_resync D fac78a13 0 28395 2
[119336.747188] f771d6e0 00000046 3732352e fac78a13 0000596e f771d86c c2821fa0 00000001
[119336.747204] 00000000 00000003 00000001 00000000 f6dcd60c f6c58200 c2c49f8c f6c587e8
[119336.747218] f6dcd60c f6c58200 c2c49f8c f6c587e8 f938b6ad f9390e84 f9390e5f f6dcd60c
[119336.747232] Call Trace:
[119336.747288] [<f938b6ad>] md_do_sync+0x238/0xa84 [md_mod]
[119336.747347] [<c011eab7>] load_balance_fair+0xb0/0x182
[119336.747366] [<c0133d8e>] enqueue_hrtimer+0xc9/0xd4
[119336.747390] [<c0134356>] hrtimer_start+0xf7/0x110
[119336.747415] [<c011d3d2>] hrtick_set+0x8f/0xd8
[119336.747443] [<c01318dc>] autoremove_wake_function+0x0/0x2d
[119336.747468] [<f938dd7c>] md_thread+0x0/0xcd [md_mod]
[119336.747491] [<f938de33>] md_thread+0xb7/0xcd [md_mod]
[119336.747525] [<f938dd7c>] md_thread+0x0/0xcd [md_mod]
[119336.747542] [<c013181b>] kthread+0x38/0x5d
[119336.747549] [<c01317e3>] kthread+0x0/0x5d
[119336.747558] [<c01044f3>] kernel_thread_helper+0x7/0x10
[119987.429072] INFO: task md8_resync:28394 blocked for more than 120 seconds.
[119987.429081] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[119987.429088] md8_resync D 4d5e4f76 0 28394 2
[119987.429098] f6e54880 00000046 3433322e 4d5e4f76 00005a1f f6e54a0c c2821fa0 00000001
[119987.429117] c010eef4 c01042d4 00000001 00000000 f6ee2e0c f6c58600 c2cb1f8c f6c58be8
[119987.429138] f6ee2e0c f6c58600 c2cb1f8c f6c58be8 f938b6ad f9390e84 f9390e5f f6ee2e0c
[119987.429153] Call Trace:
[119987.429191] [<c010eef4>] smp_reschedule_interrupt+0xc/0x1e
[119987.429204] [<c01042d4>] reschedule_interrupt+0x28/0x30
[119987.429239] [<f938b6ad>] md_do_sync+0x238/0xa84 [md_mod]
[119987.429285] [<c0118eea>] can_migrate_task+0x3b/0x59
[119987.429311] [<c011eab7>] load_balance_fair+0xb0/0x182
[119987.429348] [<c011837b>] move_tasks+0x45/0x64
[119987.429375] [<c010296e>] __switch_to+0xa5/0x125
[119987.429387] [<c011d3bd>] hrtick_set+0x7a/0xd8
[119987.429409] [<c01318dc>] autoremove_wake_function+0x0/0x2d
[119987.429430] [<f938dd7c>] md_thread+0x0/0xcd [md_mod]
[119987.429454] [<f938de33>] md_thread+0xb7/0xcd [md_mod]
[119987.429489] [<f938dd7c>] md_thread+0x0/0xcd [md_mod]
[119987.429506] [<c013181b>] kthread+0x38/0x5d
[119987.433014] [<c01317e3>] kthread+0x0/0x5d
[119987.433014] [<c01044f3>] kernel_thread_helper+0x7/0x10
-- Package-specific info:
--- mount output
/dev/md0 on / type reiserfs (rw,notail)
tmpfs on /lib/init/rw type tmpfs (rw,nosuid,mode=0755)
proc on /proc type proc (rw,noexec,nosuid,nodev)
sysfs on /sys type sysfs (rw,noexec,nosuid,nodev)
procbususb on /proc/bus/usb type usbfs (rw)
udev on /dev type tmpfs (rw,mode=0755)
tmpfs on /dev/shm type tmpfs (rw,nosuid,nodev,size=33554432)
devpts on /dev/pts type devpts (rw,noexec,nosuid,gid=5,mode=620)
fusectl on /sys/fs/fuse/connections type fusectl (rw)
/dev/md2 on /tmp type reiserfs (rw)
/dev/md3 on /var type reiserfs (rw)
/dev/md4 on /usr type reiserfs (rw)
/dev/md5 on /usr/src type reiserfs (rw)
/dev/md6 on /usr/local type reiserfs (rw)
/dev/md7 on /opt type reiserfs (rw)
/dev/md8 on /home type reiserfs (rw)
/dev/md9 on /data type reiserfs (rw)
--- mdadm.conf
# mdadm.conf
#
# Please refer to mdadm.conf(5) for information about this file.
#
# by default, scan all partitions (/proc/partitions) for MD superblocks.
# alternatively, specify devices to scan, using wildcards if desired.
DEVICE partitions
# auto-create devices with Debian standard permissions
CREATE owner=root group=disk mode=0660 auto=yes
# automatically tag new arrays as belonging to the local system
HOMEHOST <system>
# instruct the monitoring daemon where to send mail alerts
MAILADDR root
# definitions of existing MD arrays
ARRAY /dev/md0 level=raid1 num-devices=2 UUID=a22e8b23:e33010ae:1b789cb8:f0e59097
ARRAY /dev/md1 level=raid1 num-devices=2 UUID=e28345e7:cf40379b:3407727f:ebf0f0b0
ARRAY /dev/md2 level=raid1 num-devices=2 UUID=6f701daa:b57eb876:ff3b7856:d4d90ad9
ARRAY /dev/md3 level=raid1 num-devices=2 UUID=e5ffa444:faefb7e9:50c99164:e968e706
ARRAY /dev/md4 level=raid1 num-devices=2 UUID=e096f650:60604e58:166a937a:fad38aca
ARRAY /dev/md5 level=raid1 num-devices=2 UUID=6b146f31:bafbff26:d7214dde:aeee3db7
ARRAY /dev/md6 level=raid1 num-devices=2 UUID=9daa9f59:86c02785:19553a1e:921899f7
ARRAY /dev/md7 level=raid1 num-devices=2 UUID=009e26e4:0211bffd:5cfa0948:9d57b2b1
ARRAY /dev/md8 level=raid1 num-devices=2 UUID=38e785e5:81fccc87:94a5ab19:f874eae1
ARRAY /dev/md9 level=raid1 num-devices=2 UUID=b83c5142:53b42a66:dcd42906:16b92873
--- /proc/mdstat:
Personalities : [raid1]
md9 : active raid1 sda12[0] sdb12[1]
78132032 blocks [2/2] [UU]
md8 : active raid1 sda11[0] sdb11[1]
39061952 blocks [2/2] [UU]
md7 : active raid1 sda10[0] sdb10[1]
5855552 blocks [2/2] [UU]
md6 : active raid1 sda9[0] sdb9[1]
5855552 blocks [2/2] [UU]
md5 : active raid1 sda8[0] sdb8[1]
5855552 blocks [2/2] [UU]
md4 : active raid1 sda7[0] sdb7[1]
5855552 blocks [2/2] [UU]
md3 : active raid1 sda6[0] sdb6[1]
3903680 blocks [2/2] [UU]
md2 : active raid1 sda5[0] sdb5[1]
1951744 blocks [2/2] [UU]
md1 : active raid1 sda2[0] sdb2[1]
1951808 blocks [2/2] [UU]
md0 : active raid1 sda1[0] sdb1[1]
979840 blocks [2/2] [UU]
unused devices: <none>
--- /proc/partitions:
major minor #blocks name
8 0 293036184 sda
8 1 979933 sda1
8 2 1951897 sda2
8 3 1 sda3
8 5 1951866 sda5
8 6 3903763 sda6
8 7 5855661 sda7
8 8 5855661 sda8
8 9 5855661 sda9
8 10 5855661 sda10
8 11 39062016 sda11
8 12 78132096 sda12
8 16 293036184 sdb
8 17 979933 sdb1
8 18 1951897 sdb2
8 19 1 sdb3
8 21 1951866 sdb5
8 22 3903763 sdb6
8 23 5855661 sdb7
8 24 5855661 sdb8
8 25 5855661 sdb9
8 26 5855661 sdb10
8 27 39062016 sdb11
8 28 78132096 sdb12
9 0 979840 md0
9 1 1951808 md1
9 2 1951744 md2
9 3 3903680 md3
9 4 5855552 md4
9 5 5855552 md5
9 6 5855552 md6
9 7 5855552 md7
9 8 39061952 md8
9 9 78132032 md9
--- initrd.img-2.6.26-1-686:
--- /proc/modules:
dm_crypt 11172 0 - Live 0xf95ec000
crypto_blkcipher 15236 1 dm_crypt, Live 0xf94ec000
dm_mirror 15104 0 - Live 0xf9373000
dm_log 8452 1 dm_mirror, Live 0xf8856000
dm_snapshot 14340 0 - Live 0xf936e000
dm_mod 46184 4 dm_crypt,dm_mirror,dm_log,dm_snapshot, Live 0xf9398000
raid1 18016 10 - Live 0xf92fa000
md_mod 67036 11 raid1, Live 0xf9386000
--- volume detail:
--- /proc/cmdline
root=/dev/md0 ro vga=795
--- grub:
kernel /boot/vmlinuz-2.6.26-1-686 root=/dev/md0 ro vga=795
kernel /boot/vmlinuz-2.6.26-1-686 root=/dev/md0 ro vga=795 single
-- System Information:
Debian Release: lenny/sid
APT prefers unstable
APT policy: (500, 'unstable'), (500, 'testing')
Architecture: i386 (i686)
Kernel: Linux 2.6.26-1-686 (SMP w/2 CPU cores)
Locale: LANG=C, LC_CTYPE= (charmap=ANSI_X3.4-1968)
Shell: /bin/sh linked to /bin/bash
Versions of packages mdadm depends on:
ii debconf 1.5.24 Debian configuration management sy
ii libc6 2.7-16 GNU C Library: Shared libraries
ii lsb-base 3.2-20 Linux Standard Base 3.2 init scrip
ii makedev 2.3.1-88 creates device files in /dev
ii udev 0.125-7 /dev/ and hotplug management daemo
Versions of packages mdadm recommends:
ii module-init-tools 3.4-1 tools for managing Linux kernel mo
ii postfix [mail-transport-agent 2.5.5-1.1 High-performance mail transport ag
mdadm suggests no packages.
-- debconf information:
* mdadm/autostart: true
* mdadm/initrdstart: /dev/md0
mdadm/initrdstart_notinconf: false
mdadm/initrdstart_msg_errexist:
mdadm/initrdstart_msg_intro:
mdadm/initrdstart_msg_errblock:
mdadm/warning:
* mdadm/start_daemon: true
* mdadm/mail_to: root
mdadm/initrdstart_msg_errmd:
mdadm/initrdstart_msg_errconf:
* mdadm/autocheck: true
Cheers,
--
Cristian
More information about the pkg-mdadm-devel
mailing list