too many open files
2018-08-31 10:19
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压测遇到这个问题,每次都查,记录一下:
系统分配文件数太少,临时修改方案:
ulimit -n 2048
永久配置:
vim /etc/security/limits.conf
底部配置:
# End of file * soft nofile 100000 * hard nofile 100000 * soft memlock unlimited * hard memlock unlimited * hard nproc 100000 * soft nproc 100000
第一项配置用户,*代表所有用户,soft和hard两种都要配置,如果数量相同,第二项配“-”
by the way
如果想查看某个进程打开的文件可以用命令
#18754是进程号
lsof -p 18754
计数:
lsof -p 18754 | wc -l
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