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recovery [2018/08/31 20:18]
ss_wiki_admin created
recovery [2019/09/16 16:09] (current)
Line 3: Line 3:
 <code bash> <code bash>
 rpm -qa | grep kernel | grep -v headers | grep -v tools | sed ’s/^kernel\-//g‘ | xargs -i dracut -v -f /boot/initramfs-{}.img {} rpm -qa | grep kernel | grep -v headers | grep -v tools | sed ’s/^kernel\-//g‘ | xargs -i dracut -v -f /boot/initramfs-{}.img {}
 +</code>
 +
 +== rsync directories or partitions in backup or restore ==
 +<code bash>
 +rsync -avP --numeric-ids --exclude='/dev' --exclude='/proc' --exclude='/sys' root@remote.ip.address:/remote/file/location /local/backup/destination/
 +</code>
 +
 +== generate grub2 efi config for installed kernels ==
 +<code bash>
 +grub2-mkconfig -o /boot/efi/EFI/redhat/grub.cfg
 +</code>
 +
 +== device file mounts in recovery mode ==
 +<code bash>
 +mount --bind /dev /mnt/dev
 +mount --bind /dev/pts /mnt/dev/pts
 +mount --bind /proc /mnt/proc
 +mount --bind /sys /mnt/sys
 </code> </code>
recovery.1535746699.txt.gz · Last modified: 2019/09/16 16:10 (external edit)