Apr 30, 2025 · In this article, we’ll learn about process states in Linux. Particularly, we’ll learn about each of the five different states of a Linux process during the various parts of the …

D state code means that process is in uninterruptible sleep. usually this is due to I/O. lockd is in-kernel daemon that manages NFS locking. Probably, your problem has to do with NFS …

Jan 22, 2025 · The operating system maintains a process control block (PCB) for each process, which contains information about the process state, priority, scheduling information, and other …

Sep 25, 2009 · A process performing I/O will be put in D state (uninterruptable sleep), which frees the CPU until there is a hardware interrupt which tells the CPU to return to executing the …

Process States in Linux and other OS Our model is simpli ed, real OS often maintain state diagrams with 5-15 states for their threads/tasks Case study: Linux uses the following states: …

Aug 31, 2021 · Processes in a "D" or uninterruptible sleep state are usually waiting on I/O. The ps command shows a "D" on processes in an uninterruptible sleep state. The vmstat command …

Aug 31, 2012 · When a process is created, the system assigns it a state. The state field of the process descriptor describes the current state of the process. The value of the state field is …

Jan 11, 2024 · The five process states in Linux are the Runnable/Running state, the Sleeping state (which includes Interruptible and Uninterruptible sub-states), the Stopped state, and the …

Jun 28, 2017 · In this article we will walk you through different process states in Linux. This will be helpful in analyzing processes during troubleshooting. Process states define what process is …

Apr 26, 2025 · Disk Sleep (D): This is an uninterruptible sleep state. A process in ‘D’ state cannot be killed or interrupted. It usually indicates a process that is waiting for I/O (disk, network, etc.) …