ubuntu 多余内核清理

ubuntu 内核清理方法如下:

1.查看系统内存在的内核版本列表:

sudo dpkg --get-selections | grep linux

结果:

libselinux1					install
linux-firmware					install
linux-generic					install
linux-headers-3.2.0-59				install
linux-headers-3.2.0-59-generic			install
linux-headers-generic				install
linux-image-3.2.0-59-generic			install
linux-image-generic				install
linux-libc-dev					install
linux-sound-base				install
linux-source-3.2.0				install
pptp-linux					install
syslinux					install
syslinux-common					install
syslinux-legacy					install
util-linux					install

2.查看当前Ubuntu系统使用的内核版本

uname -a 

结果:

Linux whao-MTC 3.2.0-59-generic #90-Ubuntu SMP Tue Jan 7 22:43:51 UTC 2014 x86_64 x86_64 x86_64 GNU/Linux


3.删除多余内核:

sudo apt-get purge linux-headers-3.2.0-23 linux-headers-3.2.0-23-generic linux-headers-3.2.0-24 linux-headers-3.2.0-24-generic linux-image-3.2.0-24-generic 

4.更新grub:

sudo update-grub
再次查看一下内核列表,就发现旧版本已经不存在了!


5.清理依赖旧内核的无用软件包

sudo apt-get autoremove






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