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#+title: Administrative diary for Fripost's servers and systems
#+author: Those involved with the administration
* Upgrade of benjamin <2011-10-06 tor>
The server benjamin was upgraded to Debian GNU/Linux 6.0 Squeeze in accordance with the [[http://www.debian.org/releases/squeeze/i386/release-notes/ch-upgrading.en.html][upgrading release notes]].
At some point the raid array did not mount so the installation was interupted. Mdadm was used to setup the software raid:
: $ cat /proc/partitions
: $ cat /etc/mdadm/mdadm.conf
: # mdadm --misc --query /dev/sdc1 /dev/sdd1; # for display
: # mdadm --misc --examine /dev/sdc1 /dev/sdd1; # for display
: # mdadm --misc --examine --scan
: # mdadm --assemble --scan
Then also the logical volume management (LVM) was needed to set up.
: # vgdisplay
: $ ls -1 /dev | grep 2T; # shows nothing
: # vgchange --available y 2T_vg-backup
: $ ls -1 /dev | grep 2T; # shows VG 2T_vg-backup
: # cryptsetup luksOpen 2T_vg-backup/backup backup
: # sudo mount -t ext4 /dev/mapper/backup /mnt/backup
The =/etc/fstab= is no longer correct since "ext4dev" is not a supported file system. Instead "ext4" should be used.
** Things to do after upgrade
- Remove the following packages
- apticron (will be replaced by unattended-upgrades)
- Check logcheck rules
- Check rkhunter (root kit hunter) configurations
- Check NTP (network time protocol) configuration
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