linux - What is an uninterruptible process? - Stack Overflow
An uninterruptible process is a process which happens to be in a system call (kernel function) that cannot be interrupted by a signal. To understand what that means, you need to understand …
Why there is a state called `TASK_UNINTERRUPTIBLE` in Linux kernel?
Dec 10, 2024 · Another question is, if we enable PREEMPT then the linux kernel become a preemptive kernel so at any place when we are handling a syscall in the kernel mode, it may …
How to stop 'uninterruptible' process on Linux? - Stack Overflow
I have a VirtualBox process hanging around which I tried to kill (KILL/ABORT) but without success. The parent pid is 1 (init). top shows the process as D which is documented as …
how to find out what it is waiting for - Stack Overflow
Mar 14, 2016 · When looking at the process with "ps ax" the stat column is "Dl" which means "uninterruptible sleep (usually IO)". Is it possible to find out more details on what the process is …
c - Diagnosing process stuck in D state (uninterruptable sleep ...
Dec 9, 2015 · On one particular system we see WIS-Streamer get stuck in an TASK_UNINTERRUPTIBLE state; From the command line: the ps status for the process is …
linux - Process permanently stuck on D state - Stack Overflow
Sep 15, 2017 · I understand these are uninterruptible sleep states often related to waiting for data from hardware such as a hard disk. This is a production server so rebooting is a very last …
How to create an uninterruptible sleep in C? - Stack Overflow
Apr 25, 2015 · Generally speaking, uninterruptible sleep states are considered undesirable. Under normal circumstances, they cannot be triggered by user applications except by accident (e.g, …
Windows UPS (Uninterruptible Power Supply) service - turn off UPS?
I'm using the UPS service to monitor the state of my UPS from an application -- the key at HKLM\\SYSTEM\\CCS\\Services\\UPS\\Status has all the information you can get from the …
What are use cases of making Java method UnInterruptible
May 1, 2021 · What are other use cases that we might want to use the same pattern of uninterruptible code? Edit: I just realised I linked it to incorrect method. public static boolean …
understand perfetto Uninterruptible Sleep - Stack Overflow
Dec 10, 2023 · Uninterruptible Sleep usually caused by I/O, sometime it's caused by I/O trashing because of low memory. Only by looking your perfetto trace can figure it out.