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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652 views

persisting esxi /bootbank/boot.cfg across reboots

i have a serial console connected to my esxi 5.5 server. and the configs work fine for the pxe install. however, upon reboot my console no longer works: i believe i need to change the file ...
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788 views

How to remove the pause during JBoss 5.1.0 GA boot between ProfileServiceBootstrap and AnnotationCreator?

I've managed to strip down my JBoss profile enough that it boots in 1.5 minutes. I started with the web profile and started pulling out stuff I didn't need. The bulk of my boot time can be seen here: ...
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1answer
95 views

How do I make certain images available when user selects certain boot image? [WDS]

I have a Windows Server 2012 R2 Installation that is used for everything under the sun including Network installation services. I would like to have the server offer certain images based upon the ...
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1answer
187 views

How to boot from CD rom in a Sunfire v250 server

I have a Sunfire v250 server that currenlty has Debian installed, I need to make a fresh Debian install with the newest stable version, but I cannot make it boot from the Debian CD. The servers ...
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1answer
678 views

Error 5 partition table invalid or corrupt

I'm trying to add a second SSD to a Centos 6 system. But I get the Error 5 partition table invalid or corrupt at boot. The system already has a single SSD (sdb) and a pair of HDDs (sd{a,c}) in a ...
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1answer
1k views

mdadm warning after apt-get upgrade - can't boot RAID

I'm running Ubuntu 12.04 precise. A recent apt-get upgrade ended successfully, but printed the following warning at the end: update-initramfs: Generating /boot/initrd.img-3.2.0-21-generic W: mdadm: ...
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68 views

Start at boot time Corosync 2.X + Pacemaker 1.1 cluster (Debian Wheezy)

I can't find a way to start cluster (corosync+pacemaker) at boot time in Debian I have updated a 2 node cluster with the following configuration on both nodes: Debian Wheezy 7.7 Corosync v2.3.4 ...
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53 views

AUFS: How to create a read/write branch of only part of a directory tree?

AuFS (another union file system) allows us to merge two trees into one, even when those trees overlap. We can then direct writes to the merged tree towards one of the branches and reads to another. ...
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39 views

Automatic VPN connection if a trusted network isn't found?

I'm trying to figure out if this is even possible. I want my laptops to automatically connect to a trusted network if they're in range (Ie my wireless or hardwired). If they're not in range I want the ...
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84 views

debian unable to automount partition at boot

I have a single usb drive connected to my server, and I am unable to get it to automount at boot time. If I manually execute mount -a it mounts correctly. my fstab is as follows: proc ...
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77 views

Understanding ARP traces during OS load

Consider the following ARP packets captured while a unix machine was booting. From the packets I understand that this machine whose MAC address is 00:22:22:22:22:22 is requesting information about ...
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83 views

Debian 3.1 (Sarge) init.d boot order

I am using a TS-7800 single board computer from Technologic Systems that ships with Debian 3.1 (Sarge). I have updated it to Squeeze, but due to various driver issues I have been forced to roll back ...
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1answer
633 views

VMWare ESXi 5 - How to clone Windows 2008 SBS

I am running two Windows 2008 Server on a VMware ESXi 5 Server (VMware vSphere 5 Essentials Kit). There are two different ESXi hosts within my VMware datacenter environment. Let us call them ...
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1answer
726 views

httpd won't start on boot

I have some problemes with apache on CENTOS... When I reboot the system, httpd won't start I have to execut my-self "service httpd start" chkconfig httpd --list httpd 0:off 1:off ...
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161 views

Boot configuration error: Fedora 15

I have a Fedora 15 installation on VirtualBox. When I added another virtual hd it erased all the grub.conf. Now I'm trying to manually add the CD-LIVE correct command in grub.conf, but is giving ...
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231 views

“Verifying DMI Pool” hang caused by raid array

I have a problem, I obtained a new server with 4 hard drives (2 500 gig, 2 two TB), and an adeptec RAID card. I arranged them in two arrays with RAID 1 (500 gigs together as primary and the 2 TB ...
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774 views

Windows Server 2008 (x64) won't boot past BIOS screen

Since a month or so ago I inherited responsibility for small network administration for my sins. The domain controller (yes there is only one, and yes I know it is best practice to have two even in a ...
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210 views

Redhat not booting on an HP Itanium

I've inherited a number of different systems to administer. One of them is an HP Itanium running a version of Redhat. Today the system died and when I try to reboot selecting RedHat from the EFI ...
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24 views

AMI Without Reboot on AWS EC2 on a Web Server

I am running a webserver with very little writes (apart from log files). According to amazon: When enabled, Amazon EC2 does not shut down the instance before creating the image. When this option ...
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1answer
164 views

How to run Chkdsk on all drives at startup on Windows Server 2003R2

I am struggling to find a way to automate chkdsk /f on all drives at startup, as so far I couldn't accomplish this task. Cannot use chkdsk in a batch file, as it would require user intervention (Y/N ...
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71 views

PXE or other : deploy images on single board computers (SBC)

We have a few SBCs of various modeles (but a lot of freescale). When received, these SBCs are bare (no BIOS/U-boot). We generate linux embedded images with Yocto (using U-boot as bootloader), and we ...
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71 views

PXE boot to ISO file

I have an ISO file for an HP diagnostics boot. Rather than burning a CD for every single computer I want to run diagnostics on, I'm wondering if I could load this file onto a server and allow the ...
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51 views

VHD to physical drive with no host os

I have installed windows server 2012 r2 with exchange 2010 on it on virtual machine (Hyper-V) I need to move VHD to physical drive. I know that windows can boot VHD images, but i need to move OS ...
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215 views

How to make Dell PowerEdge R410 boot from two hard drives?

I have a Dell PowerEdge R410 with two SAS drives connected to the SAS controller and I would like that both of them can be in the boot sequence tried to boot. I would like to use md software RAID-1 in ...
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211 views

RHEL7 server won't boot after restart - “Failed to start LSB”

I have a RHEL7 server that has been running for the past couple weeks, but it won't come back up after a restart now. I have daily snapshots, but all of them seem to be affected by the same problem. ...
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1answer
64 views

Modify Clonezilla boot parameters on generated images/ISOs

I can take a Clonezilla-generated ISO and extract the contents, then manually edit the syslinux.cfg (and other .cfg's) to adjust the boot parameters after creating the ISO, then repackaging it up. ...
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1answer
197 views

How to create a bootable ISO image from a disk snapshot

I've taken a disk snapshot of my Ubuntu VM from Amazon EC2. The snapshot is a ZIP archive of the whole disk. I've downloaded and then extracted the snapshot. Now I would like to create a bootable ISO ...
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216 views

Linux Authentication by Active Directory without joining to domain

I have a Win 2008 AD based network. I want to setup a few boxes with dual boot Win/Linux. How can I achieve to authenticate the users with existing AD in Linux? All solutions - I have found yet - ...
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188 views

Execute a script while boot up in RHEL7

One of my server reboots every sunday and monday morning, whenever the server is up I need to do a service restart. Actually I call a script to execute itself (everytime manually). What I want to ...
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1answer
912 views

Linux won't boot after install for Dell PowerEdge 2850 in SCSI Mode

I was successfully able to install CentOS 6.5 x86_64 Minimal from CD, and setup software raid during the install steps, after having set the Dell PowerEdge 2850 to SCSI Mode which enabled CentOS to ...
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160 views

Unable to mount the file system from server to client while booting through network

I want a client which loads kernel and file system from the server through network. Till now, On server side, i changed the settings in /etc/dhcp/dhcpd.conf to get an ip-address to the client. After ...
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279 views

CentOS 6 init script doesn't work properly

I'm setting up my ruby production server based on CentOS 6. I need a process called god (which is a process monitoring tool) to start at boot. I'm using an init script that I found here. Just as ...
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197 views

Windows 7 boot manager not localized on UEFI systems

I originally posted this on SuperUser because I discovered this behaviour on my home computer, but this seems to be a general issue on UEFI systems, thus I'm posting here too; I also hope someone here ...
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1answer
514 views

Remotely diagnosing server 2012 boot problems with no KVM

I have a rented dedicated server that seems to have run into some issues. Unfortunately I have rented from a company who will only give hardware support leaving me in the dark. My server had been ...
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40 views

Which disk is FreeNAS booting from?

I've just installed FreeNAS to what I believe to be the USB stick. Is there anyway to tell for sure without rebooting the machine and removing the USB stick?
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1answer
633 views

Ubuntu / GRUB reboot loop

I had to shutdown a server due to a power outage... The machine's been working just fine, an Ubuntu 12.04 box. Now when I boot back up, I get the GRUB 1.99 boot menu with several options, all of which ...
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1answer
704 views

Debian Wheezy No longer booting. Freezes after setting kernel variables

My Debian (Wheezy) server has been running smoothly for a very long time with no indications of any problems. I had it running 24/7 so it was always on. The other day my power went out and when I ...
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1answer
114 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 ...
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1answer
641 views

How to disable the RAID in x3400 M2

Hi I just wanna disable the default RAID in my server IBM System X3400 M2 Server(7837-24X),i have 3 disk drives SAS. I want to make them a JBOD "Just a Bunch Of Disks", because I want to install in ...
0
votes
1answer
419 views

Adding Linux kernel command line parameters

I would like to increase the size of the vmalloc region from the default value, and pass vmalloc= as a command line parameter while booting. I am booting a uImage. In which file do I need to add the ...
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1answer
663 views

VMware vSphere Hypervisor 5 with Intel SPL 5000 in Raid 0 no boot from DVD?

I hope this is the correct StackExchange, since I am only using StackOverflow for Web development, but need some help with my server configuration. I would like to install VMware vSphere Hypervisor 5 ...
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1answer
621 views

Strange boot behaviour

I have installed Arch Linux on a server machine with a LSI hardware RAID 5. When the machine boots, it says: :: Triggering uevents... udevd[37]: worker [41] timeout, kill it udevd[37]: seq 547 ...
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1answer
209 views

What command is need to set the time on a Windows server when it boots?

I am running a Windows server on a VM and the time isn't accurate after it reboots. Is there a command to set the time on a Windows 2008 via NTP when it boots? It needs to run at boot time not at ...
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413 views

SELinux AVC denies at boot

My Gentoo box is running Gentoo Hardened/SELinux (32bit), I followed the Gentoo Hardened Guide to install it and the machine doesn't boot. Here is an extract from dmesg: Mar 12 19:15:04 ...
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313 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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42 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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232 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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340 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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845 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 ...