su 指令出現的問題: su: cannot set user id: Resource temporarily unavailable

IT_man

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- m# {, l! T/ y/ {. |$ M某天因為需要從root su 到一般的user,指令如下:
#su someuser  結果show error
su: cannot set user id: Resource temporarily unavailable

4 G; q9 g! a. [  `! ~查了google得知根本原因是process 最大限制是 1024:

#cat /etc/security/limits.d/90-nproc.conf
$ P( a; V6 c" [6 O9 h# Default limit for number of user's processes to prevent
- z- `9 D7 O. h8 J- _# accidental fork bombs.
# See rhbz #432903 for reasoning.
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*          soft    nproc     1024     ====>將1024改成大一點如4096就 OK
9 P$ F0 J/ _2 sroot       soft    nproc     unlimited



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