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From: Alexander Volkov <alt@vladregion.ru>
To: ALT Linux Community general discussions <community@lists.altlinux.org>
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Date: Fri, 29 Dec 2017 12:16:37 +0300
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Subject: Re: [Comm] P8, kernel update breaks network,LVM,mdraid
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28.12.2017, 17:15, "Новиков Сергей" <sotor@basealt.ru>:
> Добрый день. Проверили обновление ядра с версии 4.9.68 до 4.9.72 ничего
> не сломалось.
> Конфигурация стенда:
>
> /dev/mapper/root-root - LVM на /dev/md0
> /dev/md0 - raid из /dev/vda2 и /dev/vdb1
> /dev/vda1 - раздел для /boot
> /dev/vda2 - Linux raid
> /dev/vdb1 - Linux raid
>
> # df
> /dev/mapper/root-root     /
> /dev/vda1                         /boot

A /etc/mdadm.conf пустой?

>
> Уточните пожалуйста Вашу конфигурацию.

df -T
Filesystem                       Type      Size  Used Avail Use% Mounted on
udevfs                           devtmpfs  5.0M     0  5.0M   0% /dev
runfs                            tmpfs     2.0G  556K  2.0G   1% /run
/dev/sda1                        ext4      4.0G  1.9G  2.1G  47% /
shmfs                            tmpfs     2.0G     0  2.0G   0% /dev/shm
tmpfs                            tmpfs     2.0G     0  2.0G   0% /tmp
/dev/md125                       ext4      3.9G  528M  3.2G  15% /var
/dev/mapper/ctc-newarch          ext4      3.6T  1.7T  1.8T  49% /mnt/arch

cat /proc/mdstat
Personalities : [raid1]
md125 : active raid1 sdb3[0] sdc3[1]
      4192896 blocks [2/2] [UU]

md4 : active raid1 sdc4[1] sdb4[0]
      20955136 blocks super 1.2 [2/2] [UU]
      bitmap: 0/1 pages [0KB], 65536KB chunk

md1 : active raid1 sdc5[1] sdb5[0]
      3879618432 blocks super 1.2 [2/2] [UU]
      bitmap: 0/29 pages [0KB], 65536KB chunk

unused devices: <none>

[root@arch-ctc ~]# pvscan
  PV /dev/md1   VG ctc             lvm2 [3.61 TiB / 0    free]
  PV /dev/md4   VG vz              lvm2 [19.98 GiB / 0    free]

Это я уже заполнил mdadm.conf
До этого были md125-md127

-- 
Regards, Alex