Login or Register to Ask a Question and Join Our Community

Sponsored Content
Full Discussion: help about qemu-kvm boot with initrd
Operating Systems Linux Red Hat help about qemu-kvm boot with initrd Post 302691875 by yanglei_fage on Sunday 26th of August 2012 09:07:42 AM
Old 08-26-2012
Quote:
Originally Posted by neutronscott
I believe with initramfs you don't specify root.

Just find that it seems the initramfs in redhat not contains rootfs, only contains the kernel modules. how about in your side, I don't know how to check if it contains the rootfs

I see with initramfs, the kernel module loaded, and the if I sepcify with disk file for the root, it boot well
 

9 More Discussions You Might Find Interesting

1. Linux

initrd

ok, I'm trying to roll an initrd from scratch for learning purposes. I'm using cramfs for the filesystem so that I can modularize ext2 and ext3. The initrd has the modules required for ext3, a static insmod, a statis 'ash', static pivot_root, and a linuxrc that mounts the needed root partition... (0 Replies)
Discussion started by: thmnetwork
0 Replies

2. UNIX for Dummies Questions & Answers

kernel and initrd on machine with little amount of RAM

(rus cp1251) Вобщем смысл поста такой: я пытаюсь сделать Linux на дискетке и всё это опробовать на 386... =D поскольку памяти там мало, а ядро и initrd вроде как зажаты, я хотел бы узнать а) я сделал ядро (bzImage) оно 600 Кб. оно в памяти займёт 600 Кб или оно ещё разожмётся? б) аналогично с initrd. и ещё: он вроде 4МБ а можно в параметрах ядра сделать поменьше, можно-ли в 1-2МБ памяти уместить initrd и ядро? (eng) i am try to make linux on diskette and run it on i386... =D there are... (0 Replies)
Discussion started by: MR.Z
0 Replies

3. UNIX for Dummies Questions & Answers

Anyone ever used qemu and networked it ?

hi i got a virtual linux machine running on qemu my problem is connecting it to the internet im a bit confused weather i have to make a virtual network card in qemu and than tun tap it? can anyone thats done it before help me out? (1 Reply)
Discussion started by: russian460
1 Replies

4. Red Hat

Fedora installation getting stuck in initrd.img

I have a 80GB hard disk with WinXP already installed.I had tried installing Fedora 10 earlier without creating new partitions(real foolish and ignorant of me :o:o ) and tried creating partitions using Fedora10 bootable.It didnt work.Then I created a free partition and again tried installing... (4 Replies)
Discussion started by: ganesh.k28
4 Replies

5. Linux

What's role of swap in initrd?

Hello, I want to know why initrd need swap for work. In the shell of mkinitrd, it look for the swap partation for "swsuspdev", then write a sentence "resume /dev/sdXX" in the file init from initrd.gz, and the /dev/sdXX is the swap partation. Why initrd need swap when it boot a system? what is... (4 Replies)
Discussion started by: ZR_Lang
4 Replies

6. UNIX for Advanced & Expert Users

Could I get the initrd.img file without recompile the kernel?

Hi, all: The vmlinuz-3.0.4.old is a kernel previous to the current running kernel vmlinuz-3.0.4 which is compiled the most currently. Could I get the initrd.img-3.0.4.old without recompile under the condition that the config-3.0.4.old, System.map-3.0.4.old and vmlinuz-3.0.4.old exist? if it... (1 Reply)
Discussion started by: liklstar
1 Replies

7. UNIX for Advanced & Expert Users

Help with adding a new driver in initrd at install time

I have a really old distro (FC7) that I am trying to make compatible with some new hardware (ie. new RAID drivers)... I put the RAID driver into the ISO so that the installer can detect the RAID set... but post-install (aka: first boot) it appears that the Anaconda-generated initrd does not have... (0 Replies)
Discussion started by: jjinno
0 Replies

8. Virtualization and Cloud Computing

QEMU performance?

Heyas So, i like doing custom a LiveImage of my OS. Using Redhats kickstart/livecd-creator method. Anyway, so i would like to test the liveimages... AND also, i WOULD like to install FreeBSD, Solaris, or whatever, onto a Virtual Machine. I used to use Oracles Virtualbox, but eversince... (3 Replies)
Discussion started by: sea
3 Replies

9. Red Hat

KVM/Qemu allocated memory not showing in guest

So we have a RHEL 7.6 workstation with 128 gigs of ram. The OS sees all the ram and 80 cors (40 HT) We have 1 guest with 8 CPUs and 32gigs of ram running RHEL 7.6 workstation as well. We are trying to create another guest with 64 CPUs and 80 gigs of ram. We setup the system using... (0 Replies)
Discussion started by: joeg1484
0 Replies

LEARN ABOUT LINUX

update-initramfs.conf

UPDATE-INITRAMFS.CONF(5)				   update-initramfs.conf manual 				  UPDATE-INITRAMFS.CONF(5)

NAME

       update-initramfs.conf - configuration file for update-initramfs

DESCRIPTION

       The configuration file allows one to disable the update action from update-initramfs.

GENERAL VARIABLES

	update_initramfs
	      Default  is  yes	for  running  the  latest  initramfs-tools  hooks  in the newest Linux image.  Setting it to all updates any known
	      initramfs.  It is possible to set it to no for remote servers or boxes where conservative manners needs to be applied. This disables
	      the update_initramfs -u call.

	backup_initramfs
	      If set update_initramfs keeps an .bak file of the previous initramfs. If unset the backup initramfs will not be kept.

FILES

       /etc/initramfs-tools/update-initramfs.conf

AUTHOR

       The initramfs-tools are written by Maximilian Attems <maks@debian.org>, Jeff Bailey <jbailey@raspberryginger.com> and numerous others.

SEE ALSO

	initramfs.conf(5), initramfs-tools(8), mkinitramfs(8), update-initramfs(8).

Linux								    2010/04/05						  UPDATE-INITRAMFS.CONF(5)
All times are GMT -4. The time now is 04:19 PM.
Unix & Linux Forums Content Copyright 1993-2022. All Rights Reserved.
Privacy Policy