Becker's Hospital Review: New-patient wait times for orthopedic surgeons in 15 major cities The average wait for a new patient seeking an appointment with an orthopedic surgeon in a major metropolitan area is 11.4 days, according to a recent survey conducted by Merritt Hawkins. The survey ... What is the difference between a wait() and sleep() in Threads?

Understanding the Context

Is my understanding that a wait() -ing Thread is still in running mode and uses CPU cycles but a sleep() -ing does not consume any CPU cycles correct? Why do we have both wait() and sleep()? How does their implementation vary at a lower level? Difference between "wait ()" vs "sleep ()" in Java - Stack Overflow The wait system-call puts the process to sleep and waits for a child-process to end.

Key Insights

It then fills in the argument with the exit code of the child-process (if the argument is not NULL). man wait (2) All of these system calls are used to wait for state changes in a child of the calling process, and obtain information about the child whose state has changed. A state change is considered to be: the child terminated; the child was stopped by a signal; or the child was resumed by a signal So wait() allows a process to wait until one of its child processes change its state, exists ... How to wait in a bash script for several subprocesses spawned from that script to finish, and then return exit code !=0 when any of the subprocesses ends with code !=0? process - How to wait in bash for several subprocesses to finish, and ...

Final Thoughts