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ksc010 是的,单用户下面的
RLIMIT_NPROC
The maximum number of processes (or, more precisely on Linux, threads) that can be created for the real user ID of the calling process. Upon encountering this limit, fork(2) fails with the error EAGAIN.
这个故事告诉我们:不要用普通的人类账户运行后台服务