# Resource問題 修改系統的max open files、max user processes (ulimit的使用方法) 目錄 /etc/pcp.env: fork: retry: 資源暫時無法取得\ /bin/sh: fork: retry: 資源暫時無法取得 ``` cat /proc/sys/kernel/pid_max 32768 root@omvNAS1:/etc/default# sysctl kernel.pid_max kernel.pid_max = 32768 ``` 系統使用遠遠超過 ``` 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) 128356 max locked memory (kbytes, -l) 65536 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) 8192 cpu time (seconds, -t) unlimited max user processes (-u) 128356 virtual memory (kbytes, -v) unlimited file locks (-x) unlimited root@omvNAS1:/etc/default# ulimit -u 128356 ``` x86\_64的最大限制為4194303，x86的最大限制為32767 nano /etc/sysctl.conf ``` ....................... kernel.pid_max = 4194303 ``` sysctl -p ``` sysctl -p dev.raid.speed_limit_min = 50000 dev.raid.speed_limit_max = 500000 kernel.pid_max = 4194303 ``` ## 修改max user processes ``` ulimit -u 300000 ``` --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://kawsing.gitbook.io/opensystem/andoid-shou-ji/untitled/resource-wen-ti.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.