Questions tagged [reboot]

rebooting is the process of bringing down a system in a state where it will complete reinitialise, without removing power from the system. Use this tag for question related to problems with being able to reboot a system. For problems booting into a particular installed OS, use the appropriate bootmanager tag (e.g. [grub])

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A machine running Ubuntu or Debian shutdown on reboot. What steps would you use to find what dev/driver is causing this?

I have a few of the same board that shuts down on reboot but never restarts. It does this with Debian or Ubuntu (yes yes, two sides of the same coin,) but does not do it in Fedora. I read of some ...
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Can I specify partition in “reboot” or any similar commands?

I like to make scripts for everything that takes a bit of time, and when I have to reboot to another partition, I press the reboot button and then hold alt (⌥) and then I have to choose partition. I'd ...
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RAID5 needs drive to be added every reboot

I have a 3 disk RAID5 mdadm array total 4TB on an Ubuntu Server 14.04.3 LTS. Since a kernel panic caused by an already replaced device unrelated to the array, after every reboot the array starts [UU_]...
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552 views

Send network connectivity ping from server to client

So I have a server and a client computer which I must have running on the network all the time. Somemtimes because I am running my client computer on WLAN the network goes down so I need to restart it....
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Why deconfiguring interfaces is a need on reboot?

When I reboot the Raspbian (Debian 7.8) it waits around 10 seconds before shutdown at "deconfiguring network interfaces" step. What would be if we make the system skip this step? Why is deconfiguring ...
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Last reboot shown few rows at the same time?

I had got this from my server logs. I wonder what does it mean by that? ("Last reboot", The repetition of the same day and time) reboot system boot 3.13.0-35-generi Fri Jul 10 17:15 - 12:06 (18:...
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_Robust_ bluetooth serial port console/tty

I've managed to create and connect to a console via bluetooth, as is described in many Q&A's FAQs Guides etc found via a google search. Briefly, in sudo mode, /usr/sbin/hciconfig hci0 piscan /...
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Unable to reboot or shutdown Linux Mint 17.1 on VMWare Player

I installed Linux Mint 17.1 on VMWare Player 7.1.0 but when I try to reboot the system, it says ModemManager is shut down and in the next line, it says nm-dispatcher.action: Could not get the ...
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character device file (rtai_shm) disappears under runlevel=5 in fedora9 (exists when runlevel=3)

I am trying to run Realtime (RTAI) on my Linux Fedora 9 machine. For that, it is needed to have a character device file, named rtai_shm, in /dev, that takes care of shared memory. I have made this ...
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725 views

Two HDD partitions with the same name result in uncertain directories

I'm running Ubuntu 14.04 on a machine that has a lot of hard drives plugged into it. These hard drives have partitions with old OS's which have a lot of key data that I use often. The problem is, I ...
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Why does my server not shutdown properly?

When I run $ reboot on my embedded FreeNAS 0.7 (FreeBSD 7.2) it does start the shut down procedure but seemingly hangs. I have registered a command to start a service script which is executed on ...
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651 views

A Reboot() command with failover

I'm implementing a Reboot() call in my application. It's an embedded application, so no console, keyboard or power switch. The Reboot() must eventually restart the system no matter what. Ideally, I ...
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Freezing in Ubuntu 18.04

My laptop randomly hangs on restart, freezes sometimes, and my left click randomly stops working. This is the log I have. 07:53:31 (sd-executor): /lib/systemd/system-generators/systemd-fstab-...
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How can I schedule a nightly reboot?

I'm having some periodic issues running a particular application. I know a scheduled reboot is NOT the answer but until I can figure out the problem I need to schedule a reboot each morning. Any ...
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Ubuntu last reboot - repeating end time

I'm seeing the following events and I'm not sure why and how. reboot system boot Tue Dec 31 13:31:03 2019 still running reboot system boot Mon Dec 30 14:15:35 2019 - Tue Dec 31 13:30:46 2019 ...
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udev rule does not apply on boot - have to reconnect usb every time

I use Arch Linux and have the following udev file in /etc/udev/rules.d to get access to the display on my G19 keyboard: SUBSYSTEM=="usb", ATTR{idVendor}=="046d", ATTR{idProduct}=="c228", RUN{builtin}+...
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Raspberry Pi 4 not booting up after reboot

I am having a brand new RPI4B and I am booting from a 128Gb SD card. My RPI is connected by a network cable directly to my WiFi router and I have configured static IP address in the dhcpd.conf file. ...
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Force a reboot when you cannot execute any program

Case in point: FS corruption detected, I remounted the FS that contained both /bin and /sbin read-only, but they are not readable anyway. I still have a running shell with sudo privileges not expired....
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Ubuntu Corrupts BIOS on Ryzen 3000 Machine

I have a PC with an Asrock B450M Steel Legend motherboard and a Ryzen 3700X CPU and I occasionally boot Ubuntu from the live DVD. Unfortunately it looks like Ubuntu is corrupting the BIOS though. ...
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Debian Stretch freezes on reboot

sudo poweroff works perfectly every time without fail but, sudo reboot after passing [ OK ] for all tests, gets to reboot: Restarting system and just stops every time with a solid, unblinking _ ...
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Specify boot device from within linux

I have two hard drives in a machine, one with CentOS and the other FreeBSD. For remote administration, is there some way to specify the boot device from within the OS before I reboot? This is ...
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Linux booting hours after crontab reboot entry

I am using a BeagleBone running Debian. I have an entry in /etc/crontab as follows which tells the device to reboot every night / morning at 03:01 : 00 03 * * * root /sbin/shutdown -r +1 >&...
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Screen goes off (black) until I suspend and resume the system, how can I run a command to reboot screen without suspend?

I have Linux mint 18.3 Sylvia My screen goes off (black) until I suspend and resume the system, While everything is working fine (keyboard mouse audio..etc) just the screen is black. so I thought ...
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659 views

INFO: task reboot:xxx blocked for more than 120 seconds

One of the machine, on reboot, intermittently shows above error. Frequency is quite less, but when it occurs it gets stuck there until it's manually powered down and back-up. INFO: task reboot:4476 ...
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1answer
16 views

Dirty unmount of nginx cache dir on reboot

I have a file based mount, used for nginx cache dir, so that the hundreds of thousands of little files don't clutter the main file system. It's fstab line is the following: /data/project/cache.img /...
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Can't find the source of startup httpdmas at bootup

I have checked cron jobs but no startups referring to httpdmas. I have checked /etc/rc[0-6].d and /etc/init.d/rc.d/ (none) I have checked chkconfig for httpdmas and it is all off. chkconfig --list … ...
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reboot command in GRUB2 bootloader

I utilized multibootusb to create a bootable USB environment with multiple livecds. GRUB2 (GNU GRUB ver. 2.03) is the bootloader with some "minimal bash-like" shell that does not contain reboot or ...
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Fedora server reboot

I'm having an issue on a fedora server running on my laptop. I would like to get to the root of why Fedora decides to reboot automatically after a certain error: Apr 10 06:14:33 Leviathan.mendelev....
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33 views

How investigate sporadic restarts

The system is : Debian 8.1 run on embedded system with ARM7V CPU 2 GB RAM and 4 GB flash. The system sporadically restart itself couple time in day, before a week with appear very rare. What is the ...
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How to find the apps/packages/patches/configurations pending for reboot on hp-ux?

A few config changes carried out, but didn't reboot. Now,I would like to know the patches/apps/packages/apps/configurations pending for reboot for change config verification purposes. While googling, ...
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Can I reboot Ubuntu automatically if everything important is saved?

Is it possible to configure Ubuntu such that it will install updates on night when I'm not using computer and reboot the computer if it needs rebooting and there is no unsaved works? It would be nice ...
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1answer
79 views

How to writes the log on the screen during shutdown and startup (after grub)

As we know, when we startup the system (after grub) and when we shutdown the system, many logs will be printed on screen. I know that the kernel would write some logs of the kernel. But how about the ...
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Is it possible to distinguish signal from kernel at reboot and at kill from terminal

As I know, we can send a signal SIGTERM to a process by pressing ctrl+c or by using pkill -f processName. Also, when we reboot or shutdown, the kernel will send SIGTERM to each process too. So I'm ...
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41 views

systemd service that reboots?

I am getting a new microSD flash ready for deploying a large number of BeagleBones, Blacks and Greens. There's a new-ish u-boot feature that is required for this, but I can't know in advance what ...
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237 views

Which logs to look when kernel reboots because of panic?

I wish to set kernel.panic=1 and kernel.panic_on_oops=1. Is there any log I can check before/after reboot, which will indicate that the reboot was because of a kernel panic?
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How to reboot a frozen linux unit

There is a PROD unit with Mindspeed c2000 and Linux(3.2.54) on it. It offers many services like SSH, LAN(connecting to back-end), 3G etc. At certain times the unit goes into freeze mode and no way to ...
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Lubuntu: reboot-log-entries don´t seem to be correct

I´ve recently taken a look at my reboot-logs with last -x | grep reboot : reboot system boot 4.4.0-134-generi Tue Aug 28 12:20 still running reboot system boot 4.4.0-134-generi Mon Aug 27 14:...
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953 views

Running script at shutdown and reboot to prevent chromium session loss

I'm running Ubuntu 18.04.1 and I'm trying to create a script that shuts down Chromium properly before shutting down the system so that it doesn't give me "restore session" popup after booting. I ...
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298 views

System Reboot or shutdown in terminal prompts for retry after closing inhibitors and logging out other users

I was trying to shutdown or reboot my system given as a BYOD by organization for which I work. So, far I have tried this : And as you can see, each time I get this error : User root is logged in on ...
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Spontaneous turning off after reboot from Windows

How should I troubleshoot spontaneous turn off of my notebook running Debian Stretch? What happens: Boot to Windows (dual boot system with windows and Debian on separate drives) Reboot Boot into ...
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273 views

unix throws error “sh: mntroot: not found” when doing sshpass with @host command, how to solve this?

My requirement : i want to pass some commands with sshpass command. ex 1: sshpass -p 'sshpass' ssh -oKexAlgorithms******* user@host touch /mnt/us/pass above sshpass example works perfectly. ex 2: ...
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How to power off normally after Debian crashed?

The keyboard did not work, but worked after I pressed Alt+SysRq+R. Then I pressed Alt+SysRq+B, and the computer did not reboot. What else can I do? I have found Ctrl+Alt+Delete will reboot the ...
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456 views

Ubuntu - Grub menu won't show up anymore after low battery shutdown

I have dualbooted my MacBookAir and have been using my Ubuntu 16.04.3 LTS (Xenial Xerus) partition without any issue for a long time. Now when I restart my computer, the screen goes black and computer ...
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Safe reboot cron job with fallback on SysRq reset issue

I'm trying to setup a cron job to reboot devices daily. With a safe callback to a SysRq reset if for some reason the reboot does hang (issue being that SSH gets killed and the device never reboots so ...
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336 views

restarting a script upon boot in screen/tmux

I have a script that runs in dot net, that works fine when starting it through putty- either in screen or in tmux. However i have been trying for in total over 8 hours to get it to work with systemd ...
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Ubuntu 16.04 Server - Delayed Rebooting Issue

I have an Ubuntu 16.04 server that once rebooted rather immediately when I would issue this command: sudo reboot After this, I would typically be able to "log back in" in about 30 to 60 seconds. ...
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535 views

cron @reboot doing nothing

Running Mint 18.1 Serena, but I am sshing into the box vs. using the gui. I've tried everything. Here's my cron entry: @reboot sleep 60;/bin/sh /home/test/Applications/scripts/startup.sh This is ...
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Linux mint 17.3 doesn't shut down

Just installed Linux Mint 17.3 with KDE on HP probook 6470B. Installation went well, the system said it was restarting - DVD was ejected and system seemed to shut down but it didn't. I tried Ctrl+Alt+...
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Nothing survives reboot in Debian Jessie

Running RasPBX based on Debian Jessie - I tried to change a few .conf files, but they always reverted following reboot. I initially thought this was dhcp messing with things, but it turns out nothing ...
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521 views

grub2-reboot without root

I use the following script (based on code here) to reboot to windows, so I can stop kicking myself every time I start daydreaming and miss the boot menu. #!/bin/bash ENTRY=$( grep Windows /boot/grub2/...