/proc/<PID>/limits を cat してあげることで確認可能
例
例
[root@centos ~]# cat /proc/18469limits Limit Soft Limit Hard Limit Units Max cpu time unlimited unlimited seconds Max file size unlimited unlimited bytes Max data size unlimited unlimited bytes Max stack size 10485760 unlimited bytes Max core file size unlimited unlimited bytes Max resident set unlimited unlimited bytes Max processes 237568 237568 processes Max open files 1024 1024 files Max locked memory 32768 32768 bytes Max address space unlimited unlimited bytes Max file locks unlimited unlimited locks Max pending signals 237568 237568 signals Max msgqueue size 819200 819200 bytes Max nice priority 0 0 Max realtime priority 0 0