A hard reboot refers to the process of physically removing the power from a computer and starting it back up. A soft reboot refers to the process of shutting down and restarting an operating system, and possibly restarting the computer hardware (initiated by software).

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How to generate soft lockup in Linux Kernel and how to verify?

I was testing soft lockup recovery procedure of Linux Kernel. I set /proc/sys/kernel/softlockup_panic to 1. And I created a Kernel module as described in the link below. https://github.com/saiyamd/...
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21 views

Unexpected reboots of a Ubuntu Linux

I have a Ubuntu Linux machine acting as a bridge/firewall between the Internet and my home network. This host works 24x7 unattended. It just sends me a report every day. I've paid attention that in ...
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57 views

Restart Computer After IE Reset

I am using IE11 (latest KB) and I tested on Win 10, Win 8.1, and Win 7. I reset IE using the menu options: Tools → Advanced → Reset After reset is complete, IE showed a yellow bar at the ...
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634 views

Upgrade to Windows 10 Pro, version 1511, 10586 occur boot restart loop (reboot loop)

After successful update from Windows 10 Pro Build 10240 to Build 10586 (november upgrade) pc just start rebooting constantly on boot logo. I can't choose "Safe Mode" option on boot. With Windows 10 ...
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155 views

How can I Diagnose the Cause of Chronic Rebooting - No Events, No Dump Files, No Error Messages

I have a Windows 7 Pro x64 system (i7 if it matters) that randomly restarts. This system is required to be online all the time, but it restarts in a very random way. I can go 5 days without a random ...
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1k views

Random reboots after clean install of Windows 8 - Event ID 56 (PCI 010101010101010100)

I formatted my HDDs and made a clean Windows 8 install a few days ago. Now the system suddenly loses power at seemingly random intervals. (Instant reboot, no BSOD, no freezing) I'd suspect the PSU, ...
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241 views

How does Windows know it should restart after a disk re-imaging?

I have been using some disk imaging software (Ghost 8.0) to clone a Windows XP Embedded image. I noticed that even if I capture a disk image from a computer and then transfer that image back to the ...
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463 views

Shutting down a Windows 7 machine sometimes restarts it instead

The machine in question is running Windows 7 (64 Bit) on a Core i5 with 8 GB of RAM with all Windows Updates applied. Not that the specs should make a difference. Shutting down this machine from the ...
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491 views

My Dell laptop running Ubuntu Linux 11.10 hangs on reboot but not shutdown. How do I diagnose this?

My Dell laptop running Ubuntu Linux 11.10 hangs reliably while shutting down for a reboot, but when I shutdown, it will complete successfully. How do I diagnose this? I don't know what log files I ...
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92 views

Windows restarting certain applications after a Windows Update

So I've come across this strange function in Windows where after a Windows Update and the reboot it tries to restore your session prior to restarting. This though only works with Microsoft's own ...
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2k views

Reboot Emachines D620 (Vista) to factory default without using alt + f10 partition

I recently have had my computer repaired as it had hardware problems and it was working fine but for some reason it has started being unresponsive and extremely slow. I decided to try to reboot the ...
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27 views

Tried to boot to safe mode through msconfig but laptop takes forever to reboot?

I was trying to boot to safe mode through msconfig but after it restarts, it got stuck and it was all black. I tried to wait for it to boot but time has passed and it's still stuck.I am in Windows 10 ...
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181 views

Linux USB device won't work after power up without replugging

I have an USB device (eGalax Toucscreen controller) that won't work if the computer is powered on with the device plugged (' device not accepting address'). It however works, if plugged in after the ...
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93 views

“sudo dpkg-reconfigure keyboard-configuration” settings forgotten after reboot

I'm currently running on an Ubuntu 15.04 machine, and I've been attempting to set my Left Caps Lock Key as my Control Key. After following numerous ways of doing this, I've attempted the above ...
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106 views

Random Restarts [Not Heat Related]

As recently as in the last three days, my computer, during very or what seemed very random times, would just restart. The fans wouldn't even go to a halt and the lights wouldn't turn off. Normally ...
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89 views

hp mini 110-3510nr laptop won't restart

Here is the information of my hardware and software hardware : hp mini 110-3510nr OS : Windows 7 starter (freshly installed) My laptop is a hp mini 110-3510nr. It has windows 7 starter installed in ...
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122 views

Why does network go down when access point reboots?

I've added an Asus RT-AC68U set up in Access Point (AP) mode on to a gigabit network. Everything works fine until I reboot the AP. The reboot causes a 45 second disruption, when the AP initializes, ...
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29 views

Preserve NAT mappings across reboot

My Linux router is able to reboot and reconnect all network interfaces pretty fast (~10 seconds, thanks to systemd and a SSD disk), and comes up with the same IP addresses. Unfortunately the reboot ...
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31 views

Disable Restart dialog after device identify

Sorry for my bad English I have an internet cafe and have a different keyboard mouse.. My all PCs deepfreeze protection but if my customers replace USB slot keyboard or mouse or webcam then Windows re-...
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293 views

Reboot Windows 8 on second screen; first screen laptop is broken

The laptop has a broken screen. I got this fixed by hooking on a second screen. Now looking at the laptop, I found it too slow, so I did a clean reboot of Windows 8. It started but the second screen ...
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34 views

Why do I have blurry application on reboot only?

I am witnessing a very weird situation on my Asus Laptop, running on Windows 8.1. Basically, if I shutdown my computer and restart it all works fine. However, if I reboot the computer using the ...
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756 views

Arch Linux “poweroff” always waits 90 seconds in VMware Player

I am running Arch Linux (installed from archlinux-2014.01.05-dual.iso) on VMware Player and have installed vmtoolsd (which belongs to open-vm-tools). Now my problem is that, whenever I do poweroff or ...
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373 views

Windows 8.1 Restart Prevention (Unrecognizable App)

I hope someone can help with this issue... I get a very unhelpful error message intermittently when I restart: This app is preventing you from restarting. There is no appropriate label for the ...
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196 views

Lenovo G570 restarts randomly

My Lenovo G570 began to randomly restart once or twice a day about two weeks ago. It stopped for a few days and then started doing it again. I don't get a BSoD, it just restarts and gives me the ...
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467 views

After resuming from sleep, computer reboots before login screen

(Solved... I guess? See 3rd edit) (edit: followed instructions here http://www.bleepingcomputer.com/forums/t/449401/constantly-restarts-before-login-screen/ to disable rebooting on system ...
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75 views

Windows reboots randomly on battery, linux OK

About a week ago, the Windows partition on my laptop started rebooting randomly. No BSOD, nothing in event logs besides a kernel-power failure. I could still use linux (LuninuxOS) fine, and windows ...
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358 views

Windows 8 Pro with hyper-v no network connectivity after reboot

I have Windows 8 Pro workstation with Hyper-V installed and configured one virtual switch as "External", as on attached screenshot. My problem is, every time computer reboots, network does not work....
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662 views

Computer won't boot into Windows when discrete GPU is removed

I'm trying to return my Radeon HD 6870 which is breaking (The fan doesn't work, and it overheats). However when I remove it from the PC, and revert to using the HD3000 in my i5 2500k, it refuses to ...
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398 views

My Windows 7 machine keeps rebooting randomly

I realize this is a pretty general problem so please bear with me. I thought this had to do with my RAM so I removed all but one 4GB, ran MEM86 on it and it turned out fine. My computer still reboots ...
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830 views

Windows 7 stuck in a reboot loop

My Laptop is stuck in a reboot loop. Every time I'm going to turn it on it just displays the windows 7 logo and then it then give me options to enter windows in safe mode or enter windows normally. ...
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345 views

Why is launchd (launchctl) on Mac OS X 10.6.8 on a Mac Pro preserving launch time values across reboots?

I've created a .plist with a StartCalendarInterval key for a program that must run once a day. It works, and I'm satisfied. I've also created a python script that reads a config file and will re-run ...
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2k views

Is it normal for scheduled task behaviour to differ from running the batch file manually?

I have a windows service that I need to stop and start every 30 minutes using a Windows Scheduled Task. The service itself can be manually stopped via the Services management console (right-click -> ...
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489 views

Prevent Windows Vista from restarting/shutting down, ever

I have running a desktop computer as a server ATM for personal reasons. I don't have physical access to the computer, I can only access it through Teamviewer. The computer is multiboot, with the ...
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97 views

apache error message on every system restart

Every time I restart my computer, Apache "has encountered a problem and needs to close". I have Windows XP Professional SP3, and am running Apache 2.2. Here is the screen I get when I click the "more ...
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522 views

Reboot after power failure

REBOOTING PROBLEM A few days ago I finished using my computer system, disconnected from the Internet, and turned my monitor off. When I returned home I found my monitor turned on and displaying a ...
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797 views

Blue bar at bottom of screen, then laptop restarts

So I've been having an issue with my HP 6735s laptop. I went on holiday for two weeks, and after I returned (yesterday) and used my laptop, everything was fine when, suddenly, the entire screen went ...
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164 views

When I restart my computer then sometimes it hang at BIOS

I have seen that when I restart my computer then sometimes (6/10) it hangs at screen where its says Press f2 for setup at BIOS Then processor starts making too much noise with fan I have to gain ...
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1k views

Intel Graphics Media Accelerator Driver for Mobile resets my dual screen settings on restart

I work on a HP/Compaq 6910p laptop and in the office I use a docking station where I have a second monitor connected so that I can work dual screen. If my computer is in this docking station extra ...
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36 views

linux reboot causes a short power off - can I prevent it?

I'm using Ubuntu 16.04 (systemd!), kernel 4.4.0-24, on an Asus N3150I-C MB, with a Kingston SSD, which contains /boot /efi and the rootfs's volume group and a WD Red HDD as backup device. I noticed ...
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34 views

Apache doesn't run when using shutdown -r, does when using reboot

I've uncovered the reason why I can't reboot my web server sometimes without apache2 automatically starting after boot. If I run reboot now Apache comes up fine after booting. If I run sudo shutdown -...
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24 views

Problems Booting, Restarting, Shutting Down on Chimera 4.1

My Mini-ITX computer has been working well for about 23 months. Recently, it is randomly refusing to start up, i.e. it hangs during the process, always after the Apple progress bar halts and video is ...
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0answers
16 views

Cant re-enroll my chromebook

I can't re-enroll my device, currently it's managed by some domain (that I saw when try to login in) and it's deprovisioned (saw that in google admin console), so I want to make it provisioned again ...
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96 views

Windows 10 keeps changing default browser to Explorer at reboot

In Windows 10 (Pro, 1511 build 10586.104), default web browser keeps being reset to Internet Explorer at each reboot (settings > system > default). No matter which other browser is set there, as ...
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0answers
55 views

System suddenly going into continuous/infinite restart/reboot loop without even POST with clicking noise from PSU

I'm new here and desperately in need of help. My Dell Inspiron One 2330 was working perfectly till yesterday night. Today morning when I tried to turn it on, it went into a continuous restart loop ...
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59 views

How to troubleshoot and analyze Windows infinite shutdown or reboot screen

I have Thinkpad E520 notebook with windows 10 installed on it. when I am trying restart/shutdown, in shutdown screen Windows go to infinite loop . It show restarting/shutdown message and computer ...
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65 views

How to disable restarting (ever) on Windows 10

For some reason, my Laptop shutdowns fine, boots fine, BUT goes into a crash loop when restarted. I have spent so much time trying to fix this but nothing seems to work. So maybe I can ignore this ...
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16 views

No post on restart or with reset switch

I have upgraded to MSI Z87-G45 and 4690k from an AMD build and cannot get it to restart or reset with the switch. It will just stay on with the fans spinning but never post. What can cause this issue? ...
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43 views

Lenovo Y580 does not properly wake up from sleep

I have a Lenovo Y580 notebook and have a strange issue when putting it in standby mode. When I try to resume it, the power button lights up from flashing, I hear the powering sound of the DVD drive, ...
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0answers
32 views

Reboot frozen remote Mac

I have a remote frozen Mac I need to reboot. I can see it's online through Teamviewer but it's not responding. This is what I have to work with: Admin user+password, Public IP address, It appears ...
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40 views

Laptop endlessly restarts (because HDD)

There are 2 HDD in my Asus K95VM: the main and the additional. I don't know what happened, but the laptop began to restart every 2-3 seconds and not start, I couldn't even enter the BIOS. Then I ...