如何释放磁盘空间？

#1 楼

sudo apt-get autoremove

#2 楼

sudo apt-get clean

sudo apt-get autoclean

sudo apt-get autoremove

sudo apt-get remove --purge linux-image-X.X.XX-XX-generic

dpkg --get-selections | grep linux-image

#3 楼

du -sk * | sort -nr | head -10

ls -lh /boot

sudo apt-get autoremove
sudo apt-get autoclean

dpkg-query -W --showformat='${Installed-Size} ${Package}\n' | sort -nr | less

sudo apt-get install localepurge

du -sh /var/tmp/

man deborphan

find / -type f -size +1024k

find / -size +50000  -exec ls -lahg {} \;

dpigs

#4 楼

uname -r

dpkg -l linux-image-* linux-headers-*

sudo apt-get remove linux-image-<XYZ> linux-headers-<XYZ>

#5 楼

rm -r ~/.local/share/Trash/info/ && rm -r ~/.local/share/Trash/files/  

#6 楼

#7 楼

uname -r

sudo apt-get remove --purge $(dpkg -l 'linux-*' | sed '/^ii/!d;/'"$(uname -r | sed "s/\(.*\)-\([^0-9]\+\)//")"'/d;s/^[^ ]* [^ ]* \([^ ]*\).*//;/[0-9]/!d')

#8 楼

sudo apt-get install debian-goodies

$ dpigs
419576 texlive-latex-extra-doc
204112 nvidia-319
175463 google-chrome-stable
141058 linux-image-extra-3.11.0-15-generic
113173 libreoffice-core
104822 valgrind
102322 qt4-doc
93337 blender
91105 texlive-pstricks-doc
90517 libboost1.53-dev

-n, --lines=N
  Display the N largest packages on the system (default 10).
-s, --status=status-file
  Use status-file instead of the default dpkg status file.
-S, --source
  Display the largest source packages of binary packages installed
  on the system.
-H, --human-readable
  Display package sizes in human-readable format (like ls -lh or du -h)
-h, --help
  Display this message.

#9 楼

sudo du -h /var/log

sudo ncdu /var/log

#10 楼

sudo apt-get clean

#11 楼

#12 楼

#!/bin/bash
# Adapted from 71529-ubucleaner.sh - http://www.opendesktop.org/CONTENT/content-files/71529-ubucleaner.sh

OLDCONF=$(dpkg -l|grep "^rc"|awk '{print }')
CURKERNEL=$(uname -r|sed 's/-*[a-z]//g'|sed 's/-386//g')
LINUXPKG="linux-(image|headers|ubuntu-modules|restricted-modules)"
METALINUXPKG="linux-(image|headers|restricted-modules)-(generic|i386|server|common|rt|xen)"
OLDKERNELS=$(dpkg -l|awk '{print }'|grep -E $LINUXPKG |grep -vE $METALINUXPKG|grep -v $CURKERNEL)
YELLOW="3[1;33m"; RED="3[0;31m"; ENDCOLOR="3[0m"

if [ $USER != root ]; then
  echo -e $RED"Error: must be root! Exiting..."$ENDCOLOR
  exit 0
fi

echo -e $YELLOW"Cleaning apt ..."$ENDCOLOR
aptitude clean
apt-get autoremove
apt-get autoclean

echo -e $YELLOW"Those packages were uninstalled without --purge:"$ENDCOLOR
echo $OLDCONF
#apt-get purge "$OLDCONF"  # fixes the error in the original script
for PKGNAME in $OLDCONF ; do  # a better way to handle errors
  echo -e $YELLOW"Purge package $PKGNAME"
  apt-cache show "$PKGNAME"|grep Description: -A3
  apt-get -y purge "$PKGNAME"
done

echo -e $YELLOW"Removing old kernels..."$ENDCOLOR
echo current kernel you are using:
uname -a
aptitude purge $OLDKERNELS

echo -e $YELLOW"Emptying every trashes..."$ENDCOLOR
rm -rf /home/*/.local/share/Trash/*/** &> /dev/null
rm -rf /root/.local/share/Trash/*/** &> /dev/null

echo -e $YELLOW"Script Finished!"$ENDCOLOR

sudo apt-get install ncdu debian-goodies deborphan

sudo ncdu /    # lists all folders by size on the console (like the gui `baobab`)
dpigs -H       # shows large packages that you don't use
man deborphan  # finds packages that have no packages depending on them
deborphan --guess-all --libdevel | xargs apt-get -s purge

sudo apt-get install localepurge

LANG=c snap list --all | awk '/disabled/{print , }' | \
    while read snapname revision; do \
        snap remove "$snapname" --revision="$revision"; \
    done

sudo apt-get install bleachbit

path-exclude /usr/share/doc/*
# if we need to keep copyright files for legal reasons:
# path-include /usr/share/doc/*/copyright
path-exclude /usr/share/man/*
path-exclude /usr/share/groff/*
path-exclude /usr/share/info/*
# lintian stuff is small, but really unnecessary
path-exclude /usr/share/lintian/*
path-exclude /usr/share/linda/*

echo "Removing documentation..."
# if we need to keep copyright files for legal reasons:
# find /usr/share/doc -depth -type f ! -name copyright | xargs rm || true
# else:
find /usr/share/doc -depth -type f | xargs rm || true
rm -rf /usr/share/man/* /usr/share/groff/* /usr/share/info/* /usr/share/lintian/* /usr/share/linda/* /var/cache/man/*

#13 楼

sudo apt-get install fslint

sudo apt-get autoclean
sudo apt-get clean
sudo apt-get autoremove

sudo apt-get install bleachbit

cd $HOME
git clone git://git.kernel.org/pub/scm/fs/ext2/e2fsprogs.git
cd e2fsprogs
./configure
make

sudo apt-get install git-core 

cd $HOME/e2fsprogs/misc
./e4defrag /dev/sda1    #defragment /dev/sda1
./e4defrag -v /dev/sda1 # verbose output
./e4defrag -c /dev/sda1 # see overview of fragmentation status

#14 楼

#15 楼

#16 楼

sudo service rsyslog restart

#17 楼

find / -size +50M -type f -exec du -h {} \; | sort -n

#18 楼