I want to remove my current kernel after upgradtion of new kernel

[Anurudh Tiwari]

Thanks Valdis and Adheer. lets try..


Thanks
Anurudh

On Tue, Mar 3, 2015 at 6:41 PM, adheer chandravanshi <adheer.c at hotmail.com>
wrote:

>  Date: Tue, 3 Mar 2015 12:12:16 +0000 From:
> malte.vesper at postgrad.manchester.ac.uk To: anurudhtripathi at gmail.com
> Subject: Re: I want to remove my current kernel after upgradtion of new
> kernel CC: kernelnewbies at kernelnewbies.org Still the link applies to
> debian as well, look for: ".deb based distro - Debian or Ubuntu Linux" And
> i believe the manual steps at the bottom apply to linux in general On
> 03/03/15 12:00, Anurudh Tiwari wrote: @ Denial : I have tried with -y
> option. it exempt me from console confirmation but not from pop-up. @Malte
> : I am not using ubuntu. Its a Debian based system. On Tue, Mar 3, 2015 at
> 5:22 PM, Malte Vesper  wrote: Wrong list I guess, try askubuntu.com next
> or maybe google, you know second result for "linux uninstall kernel" has
> your answers...
> http://www.cyberciti.biz/faq/debian-redhat-linux-delete-kernel-command/
> You have a debian/ubuntu like system. Also you should always keep an old
> kernel in case you notice something broken on your new kernel. On 03/03/15
> 11:42, Anurudh Tiwari wrote: Hi,       I am upgrading my machine with new
> version of os which have newer version of the kernel. I have to remove my
> current kernel(which is going to be old kernel in next reboot) after
> up-gradation because i don't want to get prompt to choose the kernel at
> booting time. I tried few methods:    1 . Try to remove using command (
> sudo apt-get purge uname -r )     -- but after it gives a pop up (dialog
> box) to select yes or no.(But i don't to do that because system is
> automated, user should not interact with system). My intention is remove to
> old kernel at very first time when it reboot(so no prompt will show to
> select the kernel by grub).. Please if you have any best solution for this.
> please share. Thanks Anurudh
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> http://lists.kernelnewbies.org/mailman/listinfo/kernelnewbies Anurudh, In
> case your only concern is that you should not wait to make a choice of
> kernel at boot time then you can change the grub.conf file. In case of
> older grub, on installing the new kernel the boot entry for it will be on
> the top. So make "default=0" and "timeout=0" in your grub.conf file. In
> case of grub-2, You may need to do some more work through grub config files
> in /etc and then building new grub.cfg file through grub2-mkconfig command.
> Another work-around is to remove all the initrd, System.map and vmlinuz
> files of unwanted kernels from the /boot location and rebuild grub.conf.
> Hope this helps! -- Adheer
>
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