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  • Linux:centos内核升级

    centos内核升级


    centos升级2.6内核到3.10

    在yum的ELRepo源中,有 m ain l ine(3.13.1)、 l ong- t erm(3.10.28)这2个内核版本,long-time为长期支持。

    查看看当前内核版本

    uname -r

     

    安装elrepo(http://elrepo.org/tiki/tiki-index.php)

    • 导入public key
    rpm --import https://www.elrepo.org/RPM-GPG-KEY-elrepo.org
    •  安装ELRepo到CentOS-6.5中
    rpm -Uvh http://www.elrepo.org/elrepo-release-6-6.el6.elrepo.noarch.rpm

    安装long-time版本内核(http://elrepo.org/linux/kernel/el6/i386/RPMS/)

    yum --enablerepo=elrepo-kernel install kernel-lt -y

    编辑grub.conf

    vim /etc/grub.conf

    # grub.conf generated by anaconda
    #
    # Note that you do not have to rerun grub after making changes to this file
    # NOTICE:  You have a /boot partition.  This means that
    #          all kernel and initrd paths are relative to /boot/, eg.
    #          root (hd0,0)
    #          kernel /vmlinuz-version ro root=/dev/sda3
    #          initrd /initrd-[generic-]version.img
    #boot=/dev/sda
    default=0 #将1修改为0
    timeout=5
    splashimage=(hd0,0)/grub/splash.xpm.gz
    hiddenmenu
    title CentOS (3.10.105-1.el6.elrepo.i686)
            root (hd0,0)
            kernel /vmlinuz-3.10.105-1.el6.elrepo.i686 ro root=UUID=a8b6e96e-a14e-4907-9c36-e608dc2fe13a rd_NO_LUKS  KEYBOARDTYPE=pc KEYTABLE=us rd_NO_MD crashkernel=auto LANG=zh_CN.UTF-8 rd_NO_LVM rd_NO_DM rhgb quiet
            initrd /initramfs-3.10.105-1.el6.elrepo.i686.img
    title CentOS 6 (2.6.32-642.el6.i686)
            root (hd0,0)
            kernel /vmlinuz-2.6.32-642.el6.i686 ro root=UUID=a8b6e96e-a14e-4907-9c36-e608dc2fe13a rd_NO_LUKS  KEYBOARDTYPE=pc KEYTABLE=us rd_NO_MD crashkernel=auto LANG=zh_CN.UTF-8 rd_NO_LVM rd_NO_DM rhgb quiet
            initrd /initramfs-2.6.32-642.el6.i686.img


    重启,查看内核

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  • 原文地址:https://www.cnblogs.com/Spiro-K/p/6732812.html
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