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huy:centos_upgrade [2018/04/30 10:24] (current) slayer created |
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+ | [root@CentOS-69-64-minimal ~]# mdadm --fail /dev/md0 /dev/sdb1 | ||
+ | mdadm: set /dev/sdb1 faulty in /dev/md0 | ||
+ | [root@CentOS-69-64-minimal ~]# mdadm --fail /dev/md1 /dev/sdb2 | ||
+ | mdadm: set /dev/sdb2 faulty in /dev/md1 | ||
+ | [root@CentOS-69-64-minimal ~]# mdadm --fail /dev/md2 /dev/sdb3 | ||
+ | mdadm: set /dev/sdb3 faulty in /dev/md2 | ||
+ | [root@CentOS-69-64-minimal ~]# mdadm --remove /dev/md0 /dev/sdb1 | ||
+ | mdadm: hot removed /dev/sdb1 from /dev/md0 | ||
+ | [root@CentOS-69-64-minimal ~]# mdadm --remove /dev/md1 /dev/sdb2 | ||
+ | mdadm: hot removed /dev/sdb2 from /dev/md1 | ||
+ | [root@CentOS-69-64-minimal ~]# mdadm --remove /dev/md2 /dev/sdb3 | ||
+ | mdadm: hot removed /dev/sdb3 from /dev/md2 | ||
+ | |||
+ | |||
+ | [root@CentOS-69-64-minimal ~]# mdadm --zero-superblock /dev/sdb1 | ||
+ | [root@CentOS-69-64-minimal ~]# mdadm --zero-superblock /dev/sdb2 | ||
+ | [root@CentOS-69-64-minimal ~]# mdadm --zero-superblock /dev/sdb3 | ||
+ | |||
+ | [root@CentOS-69-64-minimal ~]# mdadm --create /dev/md100 --level=1 --raid-devices=2 missing / | ||
+ | [root@CentOS-69-64-minimal ~]# mdadm --create /dev/md101 --level=1 --raid-devices=2 missing / | ||
+ | [root@CentOS-69-64-minimal ~]# mdadm --create /dev/md102 --level=1 --raid-devices=2 missing / | ||
+ | [root@CentOS-69-64-minimal ~]# mkswap /dev/md100 | ||
+ | [root@CentOS-69-64-minimal ~]# mkfs.ext3 /dev/md101 | ||
+ | [root@CentOS-69-64-minimal ~]# mkfs.ext4 / | ||
+ | [root@CentOS-69-64-minimal ~]# wget http:// | ||
+ | [root@CentOS-69-64-minimal ~]# mount /dev/md102 /mnt/ | ||
+ | [root@CentOS-69-64-minimal ~]# mkdir /mnt/boot | ||
+ | [root@CentOS-69-64-minimal ~]# mount /dev/md101 /mnt/boot/ | ||
+ | [root@CentOS-69-64-minimal ~]# cd /mnt/ ; tar xvfp / | ||
+ | [root@CentOS-69-64-minimal mnt]# for i in dev sys proc; do mount --rbind /$i / | ||
+ | [root@CentOS-69-64-minimal mnt]# cp / | ||
+ | [root@CentOS-69-64-minimal mnt]# chroot /mnt/ | ||
+ | [root@CentOS-69-64-minimal /]# yum install grub2-pc | ||
+ | [root@CentOS-69-64-minimal /]# yum install kernel.x86_64 mdadm | ||
+ | [root@CentOS-69-64-minimal /]# dracut -f / | ||
+ | |||
+ | [root@CentOS-69-64-minimal /]# grub2-mkconfig | ||
+ | [root@CentOS-69-64-minimal /]# grub2-install | ||
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