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.

learn more… | top users | synonyms

1
vote
1answer
17 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. ...
0
votes
0answers
11 views

Move vhd from Win7 to Win8

I have been natively booting a Win7 .vhd on a Win7 machine for some years. I have copied the .vhd to a Win8.1 machine and it will not natively boot. %windir%\system32\logfiles\srt\SrtTail says ...
1
vote
1answer
38 views

Download kernel+rootfs and boot on it with u-boot

We are working with a few single board computers (SBC). We generate linux embedded images with Yocto (using U-boot as bootloader), and we deploy it manually on SD cards. This works well for now, when ...
0
votes
1answer
53 views

HP ProLiant DL360 G6 won't boot

I have an hp proliant DL360 G6 server that was 1 year stopped.. I turned it on last week and it was working just fine. So i left it working during the weekend. On Monday when i returned i notice ...
0
votes
0answers
39 views

ssh into coreos on open stack using nova doesn't work

I have a coreos image and I am trying to boot the coreos image via nova client. The instance is fine and the process succeeds but I am unable to login to the coreos instance. I am following this ...
16
votes
8answers
73k views

How to make a bootable USB drive out of a bootable DVD or CD

Is there a "universal" way of how you can make a bootable USB drive out of a bootable dvd or cd? What makes a USB drive bootable? What makes a dvd and cd bootable? For example there is a program ...
0
votes
1answer
871 views

Ubuntu server hangs on reboot “could not stat resume device file”

Instead of booting into the running system this machine stops and on the terminal I can see a message: could not stat resume device file /dev/sdb5 When I attach a keyboard and press enter the boot ...
1
vote
4answers
5k views

how to boot and install opensolaris using USB drive

I have a server that does not have a CD/DVD drive.. How can opensolaris be installed using USB interface? specifically what tools/steps that need to be performed to prepare USB flash drive as install ...
0
votes
2answers
776 views

Is it possible to customize Ubuntu's boot screen?

When we boot up a Ubuntu CD, it will first pop-up a language selection screen and let us choose a language. Then, it will show us a list of options that we can do using this CD:- Try Ubuntu without ...
1
vote
0answers
18 views

What is the xsave cpu feature? [duplicate]

Recently after updating to xen v4.5 I lost my ability to boot my hypervisor. It would restart after saying "scrubbing free ram." After some frustrating trial & error I traced the problem to the ...
3
votes
2answers
7k views

All Debian boot messages

How can the messages that scroll by when booting a Debian system be reviewed later? In other words, how can I review absolutely all of them conveniently? That's the important point to the question; ...
2
votes
1answer
73 views

mdadm Software RAID1 with GPT on Debian 8.0 amd64 - Does not boot on disk removal [closed]

INTRO: I have spent countless days attaching/detaching MOLEX->SATA power cables, rebooting machines and trying hundreds of edits and commands. I am on the verge of desperation and desperately in need ...
3
votes
3answers
3k views

Use GRUB/GRUB2 to PXE boot OS image

Asked this in stackoverflow but they recommended I post this here: Here is the situation I am in: I currently have a Windows drive that boots XP. The BIOS does not support PXE booting so this is out ...
-2
votes
1answer
49 views

I need to perform a kernel upgrade on a live system. Best practices? [closed]

Steps taken so far: apt-cache search linux-image* apt-get install linux-image-... I was now thinking of rebooting and selecting the new kernel when it appears on the GRUB menu, however: Is it ...
1
vote
1answer
2k 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 ...
1
vote
1answer
26 views

NFS Mounts/ Failed reboot - Race Condition?

I recently suffered the joy of a server crash (Ubuntu 12.04) and a subsequent failure to reboot. It appears that the OS attempted to mount the NFS shares in the /etc/fstab file before networking had ...
3
votes
3answers
10k views

How to change Linux services startup/boot order?

As the question is clear from the title, how do I change Linux services startup/boot order?
3
votes
2answers
2k views

Hide boot messages

I want to hide boot messages at startup in debian. I saw this link and it was so useful as it said i do this to /etc/init.d/rcS: exec /etc/init.d/rc S >/dev/null 2>&1 and the result was ...
0
votes
1answer
242 views

RHEL boot partition size during auto-installation

We are installing some servers with same RHEL image. During the installation, all but one, have had no problems with a 250MB boot partition. The one server, after the installation has received boot ...
-3
votes
1answer
38 views

Dell PowerEdge 2009 reports: No boot device available [closed]

I accidentally swapped the hard drives and when it restarted it said no boot device available. Please help. I already tried - clean the RAM and and put it back it doesn't work.
19
votes
5answers
1k views

Extremely fast booting server

I'm changing the way that our DHCP/DNS stuff works at work. Currently we've got 3 DNS servers, and a DHCP box. All of them are VMs. There's a circular dependency where stuff booting requires NFS, ...
1
vote
1answer
25 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 ...
4
votes
7answers
15k views

How can I get my License Key from a boot CD?

We recently acquired a server that's been in use for a while, but no associated software, logins, etc. We attempted to blank the administrator account password, but that didn't work. We also tried ...
0
votes
0answers
41 views

Booting from LVM without boot partition

I have recently rebooted a server with over a year uptime which was partitioned like this (and of course it never come back, it couldn't boot): Disk /dev/sdd: 1000.2 GB, 1000204886016 bytes 255 ...
0
votes
1answer
103 views

CentOS 6.6 Doesn't Boot. Stucks at Enabling local filesystem quotas [ok] [closed]

I am running radius server on my CentOS 6.6, yesterday I tried to reboot my machine with sudo reboot with using Putty. It didn't restarted for some reason and I had to go to my DataCenter. When I shut ...
9
votes
9answers
23k views

How to repair/restore ubuntu 10.04 after 'sudo chmod / 777'

See Also: Why is “chmod -R 777 /” destructive? I changed file permissions recursively on the root directory / by executing sudo chmod -R / 777, and after that my system won't ...
0
votes
1answer
26 views

Linux server — verifying bootability of initramfs image

how does one verify the bootability of initramfs image without actually rebooting the system -- the reason why we need this is - suppose if one takes the system for a short window and suddenly finds ...
0
votes
0answers
52 views

Is there a way to disable or hide SAS drive on LSI SAS 3008 controller?

I am setting up Dell Precision 7910 workstation that has LSI SAS 3008 controller and 2 SAS drives connected to it. It came with Windows 7 installed on drive with smaller drive number (0x09 on LSI bus ...
0
votes
1answer
69 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 ...
1
vote
0answers
45 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<br> ...
0
votes
0answers
250 views

HP ProLiant ML310e Gen8 install Windows Server 2008 R2

I purchased recent an HP ProLiant ML310e Gen8 and a Windows Server 2008 designed for HP Servers and when I want to install the OS (Windows Server 2008) on My Server I receive following error: A ...
0
votes
1answer
53 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 ...
1
vote
0answers
47 views

detecting whether GPUs are accessible before running nvidia-smi during boot to create dev files

In the past, I've successfully configured Ubuntu systems containing NVIDIA GPUs to launch nvidia-smi in the background from within /etc/rc.local during the system boot to create the requisite ...
0
votes
1answer
57 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 ...
-1
votes
1answer
45 views

HP ProLiant DL365 G5, USB and PS/2 Do not work during Boot

Good evening all, The situation up until the REAL point of failure; Dual Opteron 2300 Quad-Core (I'm not positive but I think theyre running at 2.6Ghz) 24Gb RAM (2Rx4 PC2-5300P-555) (lost 8Gb to a ...
2
votes
2answers
1k views

How to configure Apple Power Mac to boot headless (without keyboard or monitor)?

I have a couple of Apple Power Mac G5 machines that I have deployed as servers: they're running GNU+Linux, connected to the world only via an ethernet cable. When I need to restart these machines, ...
5
votes
3answers
3k 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 ...
0
votes
2answers
80 views

HP Proliant ML110 POST fails with large (4GB) USB Disk attached

I have a HP Proliant ML110 G5 (tower) which fails to boot whenever a large disk (4TB) is attached via USB. The machine displays the HP logo for a very long time (the POST on these machines is long ...
1
vote
0answers
34 views

PCI-E with mPCI-E Sandisk won't boot

Configuring a 'new to me' Dell R610 with 6 15K SAS drives, each set paired up into a RAID 1 and then a Sandisk 256GB mPCI-E ...
1
vote
0answers
40 views

Debian does not start any service at boot

I've got a VPS server running on Debian Wheezy and I monitor it with Zabbix. Yesterday, the server was unreachable, I could ping it but there was no ports open (using nmap). So I contacted the ...
0
votes
1answer
76 views

DELL R320 boot with USB disk drive

I need to boot a DELL R320 server from a USB (3.0) disk drive with Ubuntu 14.04 Server. With a USB pen flash (LiveCD) it boots correctly but with the USB disk it says there is no bootable device. ...
0
votes
1answer
52 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. ...
0
votes
2answers
68 views

Server raid doesn't boot in the morning

We have a HP Proliant ML350 G6 with integrated sas raid controller. Since 3 days the server starts up in the morning without this raid. All othe HDDs / SDDs are ok. We did install the ServicePack ...
0
votes
1answer
111 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 ...
5
votes
2answers
1k views

How to set systemd service dependencies?

During CentOS 7 system boot nginx start fails with the following error: 2014/08/04 17:27:34 [emerg] 790#0: bind() to a.b.c.d:443 failed (99: Cannot assign requested address) I suspect this is ...
0
votes
1answer
139 views

“No inittab file found” after reset

An old dedicated server (Debian with Raid1) wasn't responding today and now can't boot after manual reset. Last message is No inittab file found. I still have access to filesystem via rescue ...
0
votes
1answer
393 views

How to start rpcbind automatically at boot on Ubuntu 14.04 server?

I have been unsuccessfully trying to configure my Ubuntu 14.04 server to start rpcbind on boot. RPCbind is installed and works fine if I start it manually with service rpcbind start I have added the ...
1
vote
2answers
63 views

Windows Server 2008 reboots into WinRe recovery environment

I have had an issue on a few Windows Server 2008 R2 SP1 Standard servers recently where when doing a standard reboot, it will reboot into the WinRE recovery environment. Going to the console of the ...
3
votes
2answers
73 views

Unable to boot into software RAID1 after disk failure

Today after restarting my data server I was unable to boot because one of the drives wasn't being recognized any more, it is still spinning when I connect it and not making many weird noises except ...
0
votes
2answers
62 views

Faulty /etc/fstab preventing Proxmox boot

I've added a single entry to a /etc/fstab: mount //sambashare /media/sambashare Running mount -a worked just fine, I could access all the files. However, after a reboot, I'm faced with this error: ...