Booting is the initial set of operations that a computer system performs when electrical power is switched on. The process begins when a computer that has been turned off is re-energized, and ends when the computer is ready to perform its normal operations.

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tape changers on Centos 6 enter flurry of activity upon boot, at udev start

I have two tape-changer robots (Quantum Superloader 3), one with parallel SCSI connectivity, the other with SAS. They were connected to a Centos 5 server, and boot would proceed normally. They are ...
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43 views

DNS Boot Method throuth dnscmd

Through the command line on Windows Server 2008 R2, dnscmd SERVER /Config BootMethod … the source from which the DNS server gets its configuration information (is determined) [→ ...
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745 views

Server 2012 (R2) - mirroring the boot drive… what is the state?

I struggle to find modern documentation here. So far we have been booting our servers from the main RAID controllers. Worked nice, but not we get the first of a new generation that hs in the back 2 ...
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27 views

Copy EFI partition to new disk in Windows Server 2008 RAID?

I have the following RAID setup ( yes, disk 1 is failing :) ). I need to copy the EFI partition from Disk 1 to the unallocated space in Disk 0, in order to make it bootable. Does Windows provide a ...
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62 views

Blank MDT 2013 boot screen on USB Deployment

I am attempting to do refreshes on some machines and on the bootup of a USB drive with a LiteTouch Image I get to the Microsoft Solutions Accelerators screen but I do not get a window for actions. I ...
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618 views

Bootrec /FIXBOOT vs Bootrec /FIXMBR

According to Microsoft here is what Bootrec /FIXBOOT does: "This option writes a new boot sector to the system partition by using a boot sector that's compatible with Windows Vista or Windows 7" ...
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75 views

How does virt-install create and persist and secure the boot disk?

Normally when i run virt install, I boot initially from the network, by installing from source, and also including a "--disk" option. The way i do it is described here ( in the "root" of this ...
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41 views

Debian Wheezy Losing video link on boot

I bought a small Intel Atom machine (Intel atom D525) and I've tried to install Debian Wheezy on it ...needless to say , with no luck: after I install (successfully) the OS (via USB) the machine boots ...
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139 views

How can I automatically save the Dell iDRAC boot capture videos?

The Dell iDRAC automatically records video of the last three boot sequences on the server. These videos can be played back via the iDRAC web interface. The web interface also offers a "save" button to ...
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129 views

Windows Server 2008 R2 server not booting

It's a Hyper-V machine that runs the DC for my lab environment. Had a power failure that shut down my server and all other machines come up fine except this lone DC. It boots up straight to Recovery. ...
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175 views

Gearmand autostart at system boot

Gearman server is installed and working fine on Ubuntu 12.04. But it won`t start at system boot. I try this: Startup applications (/etc/init.d/gearman-job-server owned by root), sudo update-rc.d ...
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32 views

How to extend /boot which is not on lvm

I have a machine with 100 mb boot partition but for installing new kernel with other module it needs additional 50 MB. How can i extend it its not on LVM. If i attach new disk and copy whole content ...
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185 views

Dell PowerEdge R510 SATA drives appearing as SAS

I have a Dell PowerEdge R510 with the following: PERC H700 2 x 500GB cabled SATA drives (RAID 1) 6 x 3 TB SAS hot swap drives (5 in RAID 6) I was testing an online expansion of the RAID array ...
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186 views

Upgraded to Debian 6.0.7 and server now does not boot

Today, I upgraded my Debian Squeeze installation of my vps to 6.0.7. It included a kernel upgrade, but I left the kernel upgrade last, after upgrading all the other packages first. However, now the ...
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82 views

Fresh debian squeeze software raid install wont boot

I am following these instructions: http://www.iprobot.net/linux-tutorial/how-to-setup-software-raid-in-debian-ubuntu/ (I used debian-live-6.0.6-amd64-gnome-desktop.iso and DD'd that onto a usb key, ...
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38 views

Fedora 5 booting Issue

I have an issue in my fedora core 5, installed in HP Proliant ML 150 server. Till yesterday it was working fine but today when I started this it gave me the following error: File system is ext2fs, ...
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101 views

Device imaging process Won't work first time

I'm having an issue regarding a disk imaging process. To get the machine into it's initial state, I first run a simple DISKPART CLEAN, and then restart the machine. . Diskpart sel disk 0 ...
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187 views

can't update MYSQL startup settings in ubuntu

I updated to mysql 5.5 and noticed that the server wasn't starting anymore at boot but I had to do it manually. It is actually not set to start at any level. So I did chkconfig -s mysql 2345 but ...
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24 views

'Boot' folder was accidentally deleted from WinServer 2008 R1

Unfortunately, the 'Boot' folder in Windows Server 2008 R1 (not R2!) has been erroneously deleted. Now I'm seeng a message that Windows can't be started. Fortunately, I have a copy of the whole disk ...
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184 views

How to debug why systemd is idling and is not going on with the boot process?

I am trying to create a PV instance for AWS EC2. The template VM is based on CentOS 7, which is using systemd. The disk layout is two partitions: /boot (/dev/xvda1) and LVM2 (/dev/xvda2). The root ...
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49 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 ...
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56 views

EC2 instance with partitions for /boot as ext4 and root / as lvm possible?

I've been playing about with this for a few days now. I haven't managed to find an example of someone running an EC2 instance with the root volume partitioned to have /boot on ext4 (or 3 or 2) and ...
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56 views

WANem doesn't boot after install

I'm using WANem live cd (based on knoppix) to perform network bandwidth tests. In order to keep the current configuration, I've installed it on hard disk (using the gui installation tool provided ...
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24 views

Windows 2008 Server is not booting from primary mirrored disk

We have a Windows Server 2008 with mirrored disks (RAID 1). Disk 0 & Disk 1. Last week, Disk 0 failed so we replaced that with new one. Completed mirroring from Disk 1 to Disk 0 using Diskpart. ...
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62 views

Change “boot VGA” device on Linux

I have two graphics cards (Radeon HD 5750 and Radeon X800 GT/SE), 5750 is in the first PCI-Ex slot, so it's used as the primary graphics card by BIOS and subsequently by grub2, Linux and X server. ...
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16 views

How do I update the boot environment after software mirroring a Server 2012 R2 OS Volume

I have a single physical server running Windows Server 2012 R2 My original config was a single 240Gb SSD for O/S and two larger spindles for Data storage. On installation, Windows placed 'System ...
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96 views

Apache2 does not start at boot time on Ubuntu 12.04

I've installed Apache2 on an Ubuntu 12.04 machine, but I can't get the server to start at boot time. Although I've tried many things : reinstall apache2 run update-rc.d apache2 enable Each time ...
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22 views

Boot to last VM status on XenServer reboot

I have a Citrix XenServer 6.2 on a non-prod enviroment, which means that could be affected by power outages from time to time. This server has a lot of VMs, some of them are power on and other not. ...
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65 views

Unable to connect to linux server

I tried to connect to my Linux server as root via ssh, and then when it asks me for a password I get this error message : login:status code retuned 0xc00000b5 NT_SATUS_IO_TIMEOUT CIFS VFS:send error ...
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37 views

Boot into operating system after clonezilla backup

I am working on an unattended clonezilla backup project. When the machine (re)boots, clonezilla is booted from USB (first boot device), the backup is being performed, and then the machine is shutdown ...
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170 views

Can't boot VM after P2V or ghost - Linux 2.6

I got this old machine that runs on a p2 400 and a Linux Debian 3.1 with kernel 2.6.8 and since it has modified binaries due to internal undocumented changes in the code, migrating off manually isn't ...
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146 views

Force filesystem check on Ubuntu Server 12.04.4 LTS

My root filesystem has errors. I have made sure that errors will be automatically corrected: root@host1 ~ » grep FSCKFIX /etc/default/rcS FSCKFIX=yes And then forced a filesystem check during ...
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1k views

Stuck at grub prompt after a default CentOS 6 installation

I am having a very strange problem installing CentOS 6 that I've never encountered before. I've followed these same steps thousands of times before, but within the past couple weeks I've had two ...
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77 views

Cannot enable NMI Watchdog on HM65 Core i5

I'm trying to enable the NMI Watchdog on Linux on an AFL-12A-HM65 touch screen with an Intel HM65 Core i5 CPU. The user manual has an implementation for DOS (real helpful) but not for Linux. There ...
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204 views

I am seeing error during boot sequence on HP ProLiant ML350p Gen8

The error states: Caution: Memory conflict detected. You may face boot problem. What steps would you recommend I take to troubleshoot this? Details: Dual Xeon E5 v1, two LSI 9286-8e ...
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47 views

Wrong PATH in init script on boot

Since the update of the System on my Synology NAS (x86) i have some problems with my startup scripts. The Bash scripts are stored in /usr/local/etc/rc.d. The scripts were executed for sure, because i ...
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30 views

Ubuntu 13.04 instance crash: how to debug?

We're running a server on Ubuntu 13.04 which crashes quite randomly (the instance itself crashes, not the apache2 component). I've enabled # Run bootlogd at startup -> BOOTLOGD_ENABLE=Yes , but ...
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124 views

CentOS hangs on boot after watches established

CentOS can not boot and hangs after Setting up watches. I saw the following in verbose boot. But It will boot into single user mode. CentOS 6.5 X64 any ideas to fix this please? Starting crond ...
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456 views

Ubuntu server 12.04.3 start up recovery mode

Yesterday I installed a Ubuntu server 12.04.3 as VMware instance. I only installed svn, apache2 and ssh. After I finished this basic setup (installation plus configuration) I created a zip file of the ...
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29 views

pb with fsck at boot and no-existent partition (raid1 soft, 1 disk absent)

My goal is to install debian with raid1 on 2 disks. During the install of debian, it's not possible to put a boot flag on a raid partition, so /boot is not in raid1. but I try a similar thing. (/ and ...
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37 views

What is the issue with the boot setup on this raid array?

After a secure erase of /dev/sda (Samsung 840 Pro) I had to setup grub on /dev/sda2 (for some unknown reason the /boot partition is the second one). So I ran something like this: grub root(hd0,1) ...
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46 views

could not write pid file /dev/.initanfs/plymouth.pid

I got an error when I boot my Ubundu 10.04 LTS server could not write pid file /dev/.initanfs/plymouth.pid no such file or directory Can anyone tell me how to fix it?
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266 views

Ubuntu 12.04, after reboot, ping but don't have any service up ( ssh / apache )

I need a little help, I just reboot a ubuntu server 12.04 without any special modification, it doesn't start anymore, I have a ping return but connection refused on SSH and apache is not started Here ...
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412 views

Error at booting server - ata1.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x6 frozen

I installed Debian 6 on HP server with hardware RAID 5 configured. RAID Controller Info 04:03.0 RAID bus controller [0104]: Compaq Computer Corporation Smart Array 64xx [0e11:0046] (rev 01) Kernel ...
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54 views

messed up my server during upgrade lenny -> squeeze. Any hope?

The server is hosted by vpslink and running inside a xen-environment. During the upgrade somehow, besides other things, /dev/urandom got messed up, so I can't login via ssh because opensshd can't ...
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272 views

How to troubleshoot EC2 fails to reboot?

I really don't understand EC2, or whether it actually uses GRUB to boot my Ubuntu server, but trying to boot my instance gives the following log output: Fri Oct 26 17:05:57 UTC 2012: shutting down ...
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49 views

Ubuntu is stuck in the bootup process

Please see this picture. It's just stuck there, and won't go to the next step. What should I do about it? Any suggestion would be greatly appreciated!
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454 views

CentOS 6.2 Hangs on Boot, /bin/sh: error while loading shared libraries

I have a Dell R310 server. Installed CentOS 6.2 (minimal) and it won't boot. It hangs at the following error. /bin/sh: error while loading shared libraries: /bin/sh: supported version 25416 of ...
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21 views

Ubuntu 14.04 hangs at “[2.688088] Switched to clocksource tsc” (Intel Pentium 4)

I installed Ubuntu Server 14.04 on a Pentium 4 machine but booting the System hangs at: [2.688088] Switched to clocksource tsc I've tried all the GRUB kernel bootoptions listed in this post: ...
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155 views

Vmware ESXi 4.1u1 installer unable to find EMC LUN

We have DELL R710 with Broadcom NetExtreme II 5709 card. EMC Celerra NX4 Broadcom card is configured property to use specific LUN on EMC SAN (we use VLANs). We can clearly see that it finds the ...