Tagged Questions

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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28 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. ...
2
votes
1answer
41 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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0answers
104 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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1answer
76 views

First Boot Script for variety of platforms

I'd like to make a firstboot script for CentOS 5/6 and Ubuntu 12.04/12.10/14.04. If possible, I'd like to use one method to trigger this script to run. From what I can tell, this rules out ...
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0answers
24 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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votes
1answer
594 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 ...
0
votes
2answers
340 views

How long does it take to reboot CentOS 6 server remotely? [closed]

I am renting a dedicated bare metal server running the latest version of CentOS. It's new and I haven't fully configured it. I updated the existing packages and rebooted the machine remotely using # ...
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1answer
160 views

RHEL boot partition size during auto-installation

We are installing some servers with same RHEL image. During the installation, all but one, have got no problem and had boot partition in size of 250M. The one server, after the installation has ...
0
votes
1answer
85 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 ...
2
votes
1answer
314 views

HP Proliant DL380 G3 not booting. Error “1611 fan 7 not present” after changing power supply

I inherited an HP proliant DL380 G3 some years back and it's been working faithfully as a games/web/build server. At some point during the past year where I haven't been using it the power supply ...
0
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0answers
27 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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2answers
1k views

IBM x3650 will not boot from USB

Hello serverfault community, and thank you in advance for your time. Summary: I have an IBM x3650, which I bought secondhand (eBay). I am trying to install and run VMWare ESXi 5.5 on it via a USB ...
3
votes
1answer
2k views

Windows Server 2012r2 black screen after bootup logo

We had a recent power outtage and our VM hosts went down, today I see that the SQL VM which is running Server 2012r2 boots up, we see the Windows logo and then a black screen. I am unable to ...
2
votes
1answer
126 views

Dell BIOS Update Date

Is there a way to gather information as to when a BIOS on a particular server has been updated? I'm not looking for the BIOS release date, I'm looking for the date in which the bios was actually ...
0
votes
0answers
66 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 ...
1
vote
2answers
3k views

mdadm Boot Error, incrementally starting raid array Ubuntu SErver 14.04

i build a small Server with Ubuntu 14.04 for Samba, I has one SSD Drive (the ubuntu installation is on it) and 2 3TB SATA Disk, the sata disk are combined to a Raid 1 with mdadm. Now sometimes (no ...
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votes
1answer
856 views

pfsense live cd and boot options

I donwloaded pfsense live cd 2.1.3 and now I want to run pfsense from an usb cdrom drive. It loads a while and than crahses with "unable to mount ..." I know I have to choose boot option 3 in order ...
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0answers
44 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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votes
0answers
204 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 ...
3
votes
1answer
596 views

Can we set ulimit in /etc/sysconfig/init file to apply the value at boot time

I need to have the ulimit value set at the boot time to all my services. I have values set in /etc/sysconfig/limits.conf but these values are not applicable during the boot time and it takes 1024 as ...
1
vote
0answers
97 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 ...
1
vote
1answer
158 views

KVM: Machines unbootable after host reboot

Im finding that my KVM guests are unusable after i reboot my host. Specifically, I always get this error: Booting from hard disk Boot failed: not a bootable disk What causes this error? ...
0
votes
0answers
225 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 ...
7
votes
4answers
5k views

Inaccessible_boot_device after installing KB2919355 on Server 2012R2

I have a server 2012r2 machine that I just installed KB2919355 (the mega 800+MB patch recently released for Windows 8.1 and Server 2012). Server is a Dell Poweredge R715. Disks are 2x500GB SAS in ...
0
votes
3answers
471 views

How to restart Alcatel-Lucent OmniSwitch 9600

I need to restart/reboot an Alcatel-Lucent OmniSwith 9600. I cannot find the option to reboot the switch from the web interface. How else can I reboot the switch without pulling the power? I was able ...
0
votes
0answers
2k 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 ...
1
vote
1answer
985 views

startpar process left hanging when starting processes from rc.local or init.d

I have a peculiar issue when starting ongoing(service-like) processes from either full blown init.d script (SysV style) or a simple one-line call from rc.local file like so: su someuser -c ...
6
votes
1answer
294 views

Providing normal users(non-root) with initialization and shutdown auto-run capabilities

I'm hosting an experimental/testing Linux box, running Debian Wheezy 7.4.0 distribution. Different users log into the machine over ssh to their accounts and are allowed to run the development tools ...
0
votes
0answers
99 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 ...
1
vote
1answer
208 views

Can't access my Sun X2270 Fire Server BIOS/ILOM

I just purchased two 2nd hand Sun X2270 Intel servers and i can't boot or access them. They have a Service Processor installed but i don't get any signal on VGA output. If i add an ethernet to the ...
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votes
1answer
189 views

how to skip ntpdate synchronization during boot on centos

I moved a centos server to a new IP and now it's stuck on ntpdate synch during boot. I just need it to boot once so I can assign the new IP. Going back to the old IP is not an option right now. CTL C ...
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vote
0answers
48 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 ...
0
votes
0answers
241 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 ...
0
votes
0answers
62 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 ...
9
votes
2answers
945 views

How much data does Linux read on average boot?

I wonder how much data in total does a freshly installed vanilla Linux system (like 32-bit CentOS 5.10) read in order to get to a virtual console shell prompt? You know, reading all the configuration ...
-1
votes
2answers
275 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 ...
0
votes
0answers
34 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 ...
1
vote
2answers
176 views

Find the reason of why does Sunfire V100 (SunOS 5.9) server not start

I have a Sunfire V100 (SunOS 5.9) server which was working fine till 14th February 2014. After that day we can not access this server. Today I was able to connect server through a console and I got ...
0
votes
2answers
90 views

Attaching SATA device disturbs boot order

I'm running a Supermicro X7DCA board in a NAS server. Whenever I plug in a sata disk the boot sequence goes out of order. This is a problem, because it is running headless. I've had this problem ...
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votes
1answer
56 views

Xen doesn't boot after install [closed]

I tried to setup Xen by the instruction released on the site of my hoster. I installed Xen, completed RAID setup as it is told in the instruction. Rebooted and succesfully connected to Xen from ...
1
vote
1answer
158 views

PowerEdge 2850 boot issue due to lost raid config

I have an older dell PowerEdge 2850 that has a boot issue when the server boots it comes up with the error pxe- e53 no boot filename received. I believe the raid card and memory where pulled and as ...
1
vote
2answers
3k views

Ubuntu 13.10 - How to disable LVM and cryptsetup? cryptsetup: evms_activate is not available

I am trying to remove whole drive encryption from my Ubuntu installation. I've run Ubuntu from Live CD, mounted crypt partition and copied it to another partition /dev/sda3. sudo cryptsetup luksOpen ...
1
vote
1answer
226 views

Why or who did reboot my server

One of our servers rebooted last night reboot system boot 2.6.32-5-amd64 Wed Jan 15 03:24 - 16:07 (1+12:42) Our hoster didn't do it, nor did I. syslog does not show any error Jan 15 03:17:01 ...
0
votes
0answers
152 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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votes
1answer
63 views

ESXI cannot boot with external hdd [closed]

I've tried to make ESXI vm's to boot up automatically when a reset happened to ESXI host(HP dl380), and I've got an external H.D.D connected to it for backup purpose but the problem is that ESXI ...
0
votes
1answer
102 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 ...
1
vote
2answers
430 views

How do I fix my server to boot properly after removing / adding a drive on my mdadm software RAID

I configured a RAID-5 array for a data partition mounted on /mnt/data. My system is not booting on it (/ and /boot is on a dedicated drive not part of any RAID array). I added a 4th drive to my 3 ...
0
votes
1answer
346 views

LVM RAID 1 for root

I have LVM RAID 1 (not mdadm RAID 1, but exactly LVM2 RAID 1) for my root partition. I would like to make my system boot without either of the HDDs where the underlying PVs of the root LVM partition ...
0
votes
0answers
619 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 ...
4
votes
1answer
461 views

Slow boot and dns doesn't work

I don't understand what happened because i didn't change anything in system for quite a long time. Now system boots too slow and when it's booted - dns requests don't work. I can ping remote hosts by ...