Gentoo Archives: gentoo-releng

From: Andrew Gaffney <agaffney@g.o>
To: gentoo-releng@l.g.o
Subject: Re: [gentoo-releng] kexec compiled into kernel
Date: Mon, 28 Jan 2008 16:18:05
Message-Id: 479E0036.2040901@gentoo.org
In Reply to: [gentoo-releng] kexec compiled into kernel by Denys Fedoryshchenko
Denys Fedoryshchenko wrote:
> Hi > > Is it possible to compile in kernel kexec support? at least for architectures > where it is well supported. > > It is very handy, when Gentoo installed on PC remotely on regular PC, when > people there just boot CD and set ip, and leave location for few days. > It is not possible to eject CD on remote PC, cause on reboot BIOS usually > closing tray. kexec will let to reboot system to newly compiled kernel > without full reboot, avoiding system to boot from CD again. Remote tech's on > location can remove CD later, when it is comfortable for them.
How is kexec used? Are there commandline utilities for it? Is it triggered through a /proc interface? -- Andrew Gaffney http://dev.gentoo.org/~agaffney/ Gentoo Linux Developer Catalyst/Installer + x86 release coordinator -- gentoo-releng@l.g.o mailing list

Replies

Subject Author
Re: [gentoo-releng] kexec compiled into kernel Denys Fedoryshchenko <denys@××××××××.lb>