Difference between revisions of "Troubleshooting (Ubuntu)"

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# Use <code> dmesg | grep -i eth </code> to ascertain what's been detected at boot time
# Use <code> dmesg | grep -i eth </code> to ascertain what's been detected at boot time
# Assuming it states that say <code>eth0</code> has been changed to <code>eth1</code> then just update the <code>/etc/network/interfaces</code> file
# Assuming it states that say <code>eth0</code> has been changed to <code>eth1</code> then just update the <code>/etc/network/interfaces</code> file
# Alternatively, force the ''new'' NIC to be <code>eth0</code> by editing the <code>/etc/udev/rules.d/70-persistent-net.rules</code> file
#* You'll need to reboot the server for changes to take effect


== File System ==
== File System ==
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* '''The following packages have been kept back'''
* '''The following packages have been kept back'''
** Package manager can hold back updates because they will cause conflicts, or sometimes because they're major kernel updates.  Running <code>aptitude safe-upgrade</code> normally seems to force kernel updates through.
** Package manager can hold back updates because they will cause conflicts, or sometimes because they're major kernel updates.  Running <code>aptitude safe-upgrade</code> normally seems to force kernel updates through.
=== Add EOL Repository ===
Once a version of Ubuntu has gone End Of Line (EOL), you can't install software packages using the normal repository.  On trying you'll get an error similar to
* <code>Failed to fetch http://gb.archive.ubuntu.com/ubuntu/pool/main/s/<package>  404 Not Found</code>
The repository is still available, but via a different URL -  http://old-releases.ubuntu.com
Edit <code>/etc/apt/sources.list</code> and add the following (replace hardy with your flavour of Ubuntu).  Remove the existing ubuntu repositories (they'll just cause errors as they're inaccessible)
<pre>
# Hardy EOL
# Required
deb http://old-releases.ubuntu.com/ubuntu/ hardy main restricted universe multiverse
deb http://old-releases.ubuntu.com/ubuntu/ hardy-updates main restricted universe multiverse
deb http://old-releases.ubuntu.com/ubuntu/ hardy-security main restricted universe multiverse
# Optional
#deb http://old-releases.ubuntu.com/ubuntu/ hardy-backports main restricted universe multiverse
</pre>


== Reboot Required? ==
== Reboot Required? ==
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See http://ubuntuforums.org/showthread.php?t=1660916 for further info
See http://ubuntuforums.org/showthread.php?t=1660916 for further info


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[[Category:Ubuntu]]
[[Category:Ubuntu]]
[[Category:Troubleshooting]]
[[Category:Troubleshooting]]
[[Category:Bash]]
[[Category:Bash]]

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