linux Resource temporarily unavailable

linux 系统报错: Resource temporarily unavailable

原因:进程或打开文件太多,超过的默认值

打开进程最大数:

$ ulimit -a
core file size          (blocks, -c) 0
data seg size           (kbytes, -d) unlimited
scheduling priority             (-e) 0
file size               (blocks, -f) unlimited
pending signals                 (-i) 1032042
max locked memory       (kbytes, -l) 64
max memory size         (kbytes, -m) unlimited
open files                      (-n) 1024
pipe size            (512 bytes, -p) 8
POSIX message queues     (bytes, -q) 819200
real-time priority              (-r) 0
stack size              (kbytes, -s) 10240
cpu time               (seconds, -t) unlimited
max user processes              (-u) 1024
virtual memory          (kbytes, -v) unlimited
file locks                      (-x) unlimited
max user processes              (-u) 1024 最大进程数

    

   使用 ulimit -u 数量 来设置。

 或使用ROOT用户修改:

/etc/security/limits.d/90-nproc.conf

*          soft    nproc     1024
root       soft    nproc     unlimited

   增加一行:如:

用户名 soft    nproc     4096

  

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转载自java12345678.iteye.com/blog/2253083