The amount of processes is not reach the soft limiation of nproc via the output of ps command , but system reports "Resource temporarily unavailable".
Issue
- Why the system reports "Resource temporarily unavailable", even if the amount of processes from ps command does not hit the soft limits of nproc (max number of processes) ?.
- What is real UID and effective UID ?
Environment
- Red Hat Enterprise Linux 5
- Red Hat Enterprise Linux 6
- Red Hat Enterprise Linux 7
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