WebSep 6, 2024 · The issue occurs because during the shutdown/reboot process systemd calls swapoff that attempts to remove every swap device. If there isn't sufficient physical memory to hold what was being held in the swap area, then the system hangs indefinitely. In previous RedHat versions (up to 6) swapoff was never called during shutdown/reboot. WebSo when a system shuts down in a normal way, it is either a user with root privileges or an acpi script. In both cases you can find out by checking the logs. An acpi shutdown can be caused by power button press, overheating or low battery (laptop). I forgot the third reason, UPS software when power supply fails, which will send an alert anyway.
Systemd write a lot of Reached target messages
WebMar 3, 2024 · The default systemd logging to syslog and disk is debug. This value can be changed in /etc/systemd/journald.conf MaxLevelStore=debug MaxLevelSyslog=debug … WebView default/current target unit. Use the following command to view which target unit is used by default: # systemctl get-default graphical.target. The graphical.target target unit … softube coupon
1695453 – [RHEL8 systemd]: system can
Web2) It happens to have a Before clause on shutdown/reboot/halt targets, so it will run just before shutdown/reboot/halt is reached on stop (because they only run on stop it happens to do what you want). – RDP Jan 29, 2016 at 1:01 You may want to add kexec.target to the Before bit – hanetzer Mar 26, 2016 at 11:11 This doesn't work for me – Bug Killer WebMar 15, 2024 · 1 Answer Sorted by: 2 I was having the same problem, I fixed it by changing GRUB_CMDLINE_LINUX_DEFAULT="quiet splash" to GRUB_CMDLINE_LINUX_DEFAULT="quiet splash acpi=force" in /etc/default/grub and then running # grub-mkconfig -o /boot/grub/grub.cfg source Share Improve this answer Follow … Web7.4.1708. Summary. 0013916: System hangs on shutdown waiting for mdraid. Description. System hangs on shutdown or reboot waiting for mdraid. I have tested on two systems, one upgraded from 7.3 (ThinkServer TS140) and other with fresh install (Fujitsu TX2540). This happen once every two-three reboots, see attached screenshot for the problem. softube console fader