what message queue in linux

Inter-process communication in Linux (3) Message Queue Message Queue (also called Message Queue) can overcome some shortcomings of the early UNIX communication mechanism. As one of the early UNIX communication mechanisms, the amount of information

Programming in Linux-inter-process communication: Message Queue and linux queue Message Queue provides a simple and efficient way to transmit data between two unrelated processes. Its features are as follows: 1) Message Queue supports random query

Reproduced from: http://bbs.chinaunix.net/viewthread.php? Tid = 265266Author: Beginner-BJWhat is the difference between pipelines and message queues? Pipe) The intermediate media used for pipeline communication is a file, which is usually called a

Linux inter-process communication: Message Queue and linux Process Communication queue I. Features of Message Queue 1. A message queue is a linked list of messages in a specific format. It is stored in the memory and identified by the Message Queue

Linux Message Queue practice (2) and linux Message Queue practiceMessage Queue Functions #include #include #include 　　int msgget(key_t key, int msgflg);　　int msgctl(int msqid, int cmd, struct msqid_ds *buf);　　int msgsnd(int msqid, const void *msgp,

Message Queue Now we will discuss the third and last System v ipv tool: Message queue. In many ways, message queues are similar to famous pipelines, but they are not associated with opening or closing pipelines. However, the use of message queues

Customized message queue for Linux programming and linux programming queue What I want to talk about here is not the message queue in IPC. What I want to talk about is to implement custom message queues within the process, so that messages from

Linux Message Queue practices (1) and linux Message Queue practicesBasic concepts of Message Queue Message Queue provides a method to send a piece of data from one process to another (limited to local) Each data block is considered to be of a type.

There are three types of Message Queue operations: 1. Open or create a message queueThe kernel persistence of Message Queue requires that each Message Queue corresponds to a unique key value within the system range. Therefore, you must obtain a

Linux Message Queue basics, linux Message QueueBasic concepts of Message Queue Message Queue provides a method to send a piece of data from one process to another (limited to local) Each data block is considered to be of a type. The data block