...ning APIs. msgsnd (2) Add a message to a queue. msgrcv (2) Remove a message from a queue. msgctl (2) Perform various control operations on a queue, including deletion. Semaphore…...ning APIs. msgsnd (2) Add a message to a queue. msgrcv (2) Remove a message from a queue. msgctl (2) Perform various control operations on a queue, including deletion. Semaphore…...or a System V message queue above the limit in /proc/sys/kernel/msgmnb (see msgop (2) and msgctl (2)); • allow the RLIMIT_NOFILE resource limit on the number of "in-flight" file…