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This article mainly introduces the relevant knowledge of "what is the use of Linux ipcrm command". Xiaobian shows you the operation process through actual cases. The operation method is simple and fast and practical. I hope this article "what is the use of Linux ipcrm command" can help you solve the problem.

The ipcrm command is used to delete one or more message queues, semaphore sets, or shared memory identifiers.

ipcrm deletes message queues, semaphores, or shared memory identifiers

Syntax ipcrm [ -m SharedMemoryID ] [ -M SharedMemoryKey ][-q MessageID ] [ -Q MessageKey ] [ -s SemaphoreID ] [ -S SemaphoreKey ] Option-m SharedMemory id Delete Shared Memory ID Shared memory segments and data structures associated with SharedMemoryID are deleted after the last detach operation. -M SharedMemoryKey deletes shared memory identifiers created with the keyword SharedMemoryKey. Both the shared memory segment and the data structure segment associated with it are deleted after the last detach operation. -q MessageID removes the message queue ID and its associated message queue and data structures. Q MessageKey deletes the message queue ID created by the keyword MessageKey and its associated message queue and data structures. -s SemaphoreID deletes the semaphore ID and its associated semaphore set and data structure. -S SemaphoreKey deletes the semaphore identifier created by the keyword SemaphoreKey and the semaphore set and data structure associated with it. The msggctl, shmctl, and semctl subroutines provide details of the delete operation. Identifiers and keywords can be found with the ipcs command.

Example To delete the shared memory segment associated with SharedMemoryID 18602, enter:

ipcrm -m 18602 About "Linux ipcrm command what to use" content is introduced here, thank you for reading. If you want to know more about industry-related knowledge, you can pay attention to the industry information channel. Xiaobian will update different knowledge points for you every day.

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