0
votes
0answers
34 views

Verify architecture of kernel file

Note: I am NOT interested in the currently running kernel, but on a kernel that I am going to boot and which is in a file in the filesystem. I am going to boot a new kernel. I have prepared grub.conf ...
0
votes
1answer
64 views

Initrd and Initramfs

I have read about the differences between the two from stackoverflow. But I am still finding it difficult to understand tmpfs and the real advantages of initramfs over initrd. I find that on RedHat ...
-1
votes
2answers
149 views

No advantage from SSD boot drive for 24/7 server? [closed]

Since my OS and applications are loaded into memory upon boot, isn't there no advantage from having my OS on an SSD boot drive for a server that is kept up 24/7? I know there are several assumptions ...
2
votes
2answers
856 views

How to remove old kernels on CentOS 6 (to free up boot partition)? [duplicate]

How does one determine which kernels to remove in order to free up some space on /boot partition. Here is a scenario (some background info). 1. Parititon info (in case it helps) # df -h Filesystem ...
0
votes
2answers
144 views

Does the initramfs image file need to be updated whenever grub.conf is modified?

I am trying to puzzle out a linux boot configuration problem involving legacy grub (0.97), LVM2, and dracut and trying to eliminate a few red herrings. My trial and error process goes like so: ...
1
vote
1answer
115 views

Slackware 10.1 hangs at boot with kernel 3.x

In Slackware 10.1, what happens between rc.S and rc.M during boot? Trying to boot kernel 3.x (tried 3.4 and 3.10) on this box and it hangs right after rc.S finishes execution. 2.6 kernels boot up just ...
0
votes
1answer
93 views

Pass kernel boot parameters from dhcpd.conf for a host group?

Is it possible to configure dhcpd.conf such that a specific host group would use an additional kernel boot parameter passed on to the kernel loading? Thanks!
1
vote
2answers
312 views

fix kernel on Xen Server hypervisor vps

I have a cloud server hosted at Rackspace, and they use Xen Server hypervisor. I was running Ubuntu 12.04, and really messed up by attempting to do a release upgrade manually. The hypervisor ...
0
votes
1answer
111 views

Add generic rescue kernel on Gentoo

I have a Gentoo machine (64-bit) with software RAID on boot which was set up previously by someone who optimised the kernel for that machine. Now I want to shift the disks to a new machine (also ...
0
votes
1answer
86 views

Kernel panic - not syncing: BRKADRINT

One of the machines on the network started beeping continuously and was unresponsive locally as well over the network. We shut it down keeping power pressed. Upon reboot, the boot stopped with Kernel ...
2
votes
1answer
1k views

Scientific Linux won't boot after yum updates kernel

I just updated kernel for my Linux: [root@localhost ~]# cat /etc/redhat-release Scientific Linux release 6.1 (Carbon) [root@localhost ~]# uname -a Linux localhost.localdomain ...
1
vote
1answer
4k views

How to force Debian to boot new Kernel?

I'm running Debian 6, Debian GNU/Linux, with Linux 2.6.32-5-amd64 under Grub2 ( 1.98+20100804-14+squeeze1) on a remote system (no possibility to view the pre-boot messages). I compiled and installed a ...
0
votes
1answer
163 views

How to avoid “KERN_WARNING” messages from console during boot time

There are several kernel messages printed to the console during boot time. I do not want the messages with loglevel "KERN_WARNING" to printed to the console. I only want the loglevels above ...
1
vote
2answers
467 views

Uninstalling old kernels from Redhat boot partition

Took over an older system and found that the /boot partition was 90% full. After some searching on the net I found that there are older kernels installed that's taking up disk space. Doing rpm -qa ...
0
votes
1answer
139 views

Is it possible to install a new Kernel on an OS I can't boot into?

I just installed Debian onto an SD card via my laptop. I have now moved that SD card to my server and tried to boot from it. The error it's giving me is: This kernel requires the following features ...
1
vote
4answers
4k views

skip fsck on boot on ubuntu 10.04 server

We are sitting here in front of an ubuntu 10.04 server who insists doing a lengthy checkdisk during reboot. We see one option to edit the kernel boot options line in grub to skip the check. What ...
0
votes
1answer
485 views

Fedora 13 post kernel/security update boot problem

About a month ago I installed a security update that had new Kernek 2.6.34.x from 2.6.33.x) on Fedora 13, this is when the problem occurred for the first time. After the install computer would not ...
1
vote
2answers
485 views

Is it possible to mount a subdirectory as the root file system at kernel startup?

I'm trying to install a linux from sources inside my home directory(as oposed to creating a dedicated partition). The basic system(glibc, kernel and init) is installed at $HOME/lfs/root. I'm booting ...
1
vote
1answer
202 views

Boot Windows from USB disk with Ubuntu kernel and initrd

I have a situation where I have to boot using Ubuntu kernel and initrd first. Then check for attached USB/SCSI disk which has a Windows Installation and then boot Windows through USB/SCSI disk. I ...
1
vote
2answers
4k views

Linux boot: Can I prevent the loading of a module using a boot parameter?

I know that I can blacklist a module in /etc/modprobe.conf or /etc/modprobe.d/blacklist, but I have a nasty module which loads before the filesystems are mounted (except /boot of course), so I assume, ...
2
votes
1answer
2k views

linux kernel option to set sata disk to udma/133 1.5gbps

i try to speed up boot time of my linux server box which uses removable HDD rack's the current boot time is around 2 min's but if i connect the hdd's directly to the mainboard its about 2 sec's the ...
3
votes
6answers
14k views

Kernel upgrade CentOS 5.3 mount: could not find filesystem '/dev/root'

We have a CentOS 5.3 x64 server that by default runs kernel version 2.6.18-164.11.1 and we are attempting to upgrade the box to 2.6.31.12 The drive is LVM +ext3, and the problem I'm having is when I ...
1
vote
3answers
988 views

How to load kernel module at startup on FC9?

I need to know how to automatically load a kernel module at startup on FC9. All the sites talk about adding an entry to /etc/modules.conf.... But that does not exist on FC9... Instead I have ...