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--- linux:debian [2007/12/04 15:21]
a
+++ linux:debian [2010/03/04 13:49] (current)
a
@@ Line 115: / Line 115: @@
 .0.0.1       localhost.localdomain   localhost       server1
 .168.0.100   server1.example.com     server1
@@ Line 157: / Line 160: @@
 #
- dpkg-query -W --showformat='${Package}\n'\\
+==== Some dpkg-hacks ====
-\\
- dpkg-query -W --showformat='${Installed-Size} ${Status} ${Package}\n' | sort -n
+   dpkg-query -W --showformat='${Package}\n'
+   dpkg-query -W --showformat='${Installed-Size} ${Status} ${Package}\n' | sort -n
+   dpkg --get-selections | awk '{ print $1; }'| tr "\n" " "
+**Sorting debian packages installed by size**
+   dpkg-query --show --showformat='${Package;-50}\t${Installed-Size}\n'  | sort -k2 -n
+== How to disable IPv6 in debian linux ==
+/etc/modprobe.d/aliases\\
+net ipv-10 off\\
+net ipv6 off\\
+===== Tips & troubleshooting =====
+==== 'apt-get' (Debian) says "E: Dynamic MMap ran out of room" and bails out ====
+Create a file **/etc/apt/apt.conf** and put something like:
+   Apt::Cache-Limit 67108864;
+in it. If it still fails, make that number higher.
+==== apt-get (from Debian) suddenly segfaults ====
+Delete the file '**/var/cache/apt/pkgcache.bin**' and re-run '**apt-get update**'.
+==== Create a backup list of packages and resinstall ====
+   sudo dpkg --get-selections > package_list.txt
+Save the text file on a thumb drive, format the drive, reinstall Ubuntu/Debian, then to a
+   sudo dpkg --set-selections < package_list.txt
+   sudo apt-get -y update
+   sudo apt-get dselect-upgrade