• ## Red Hat System Administration III with RHCSA and RHCE Exams (RH255)

These notes were taken from the in-person course completed in 2013 and were used to get the following certs:

• RHCSA - obtained 2013-08-09 (130-134-935)
• RHCE - obtained …
• ## Zombie Processes

Zombie processes are "dead" processes. That is, processes that have finished executing and are waiting for the parent to reap them (collect information about their …

• ## fork System Call

When a process spawns a separate process to handle some work, it invokes the fork(2) system call. fork(2) duplicates the current process in …