{"id":51700,"date":"2024-12-03T16:01:37","date_gmt":"2024-12-03T08:01:37","guid":{"rendered":"https:\/\/fwq.ai\/blog\/51700\/"},"modified":"2024-12-03T16:01:37","modified_gmt":"2024-12-03T08:01:37","slug":"%e5%88%86%e8%a7%a3linux%e8%bf%9b%e7%a8%8b%e7%9a%84%e6%9e%84%e6%88%90","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/51700\/","title":{"rendered":"\u5206\u89e3Linux\u8fdb\u7a0b\u7684\u6784\u6210"},"content":{"rendered":"

<\/b> <\/p>\n

\u5206\u89e3Linux\u8fdb\u7a0b\u7684\u6784\u6210<\/h1>\n

Linux\u8fdb\u7a0b\u7531\u8fdb\u7a0b\u63a7\u5236\u5757\uff08PCB\uff09\u3001\u8fdb\u7a0b\u6807\u8bc6\u7b26\uff08PID\uff09\u3001\u8fdb\u7a0b\u72b6\u6001\u548c\u8fdb\u7a0b\u5730\u5740\u7a7a\u95f4\u7b49\u7ec4\u6210\u3002\u8fdb\u7a0b\u63a7\u5236\u5757\u5b58\u50a8\u4e86\u8fdb\u7a0b\u7684\u4fe1\u606f\uff0c\u5305\u62ec\u8fdb\u7a0b\u540d\u3001\u72b6\u6001\u548c\u5185\u5b58\u5730\u5740\u3002\u8fdb\u7a0b\u6807\u8bc6\u7b26\u552f\u4e00\u6807\u8bc6\u6bcf\u4e2a\u8fdb\u7a0b\u3002\u8fdb\u7a0b\u72b6\u6001\u63cf\u8ff0\u4e86\u8fdb\u7a0b\u5728\u8fd0\u884c\u4e2d\u7684\u4e0d\u540c\u9636\u6bb5\u3002\u8fdb\u7a0b\u5730\u5740\u7a7a\u95f4\u662f\u8fdb\u7a0b\u5728\u5185\u5b58\u4e2d\u7684\u5b58\u50a8\u533a\u57df\uff0c\u5305\u542b\u4ee3\u7801\u3001\u6570\u636e\u3001\u5806\u548c\u6808\u7b49\u3002\u901a\u8fc7\u672c\u6587\u4ecb\u7ecd\u7684\u4ee3\u7801\u793a\u4f8b\uff0c\u8bfb\u8005\u53ef\u4ee5\u8fdb\u4e00\u6b65\u7406\u89e3Linux\u8fdb\u7a0b\u7684\u7ec4\u6210\u6210\u5206\u3002<\/p>\n

Linux\u8fdb\u7a0b\u7684\u7ec4\u6210\u6210\u5206\u4e0e\u4ee3\u7801\u793a\u4f8b<\/strong><\/p>\n

\u5728Linux\u7cfb\u7edf\u4e2d\uff0c\u8fdb\u7a0b\u662f\u64cd\u4f5c\u7cfb\u7edf\u4e2d\u6700\u91cd\u8981\u7684\u6982\u5ff5\u4e4b\u4e00\u3002\u4e86\u89e3\u8fdb\u7a0b\u7684\u7ec4\u6210\u6210\u5206\u5bf9\u4e8e\u6df1\u5165\u7406\u89e3\u64cd\u4f5c\u7cfb\u7edf\u7684\u5de5\u4f5c\u539f\u7406\u81f3\u5173\u91cd\u8981\u3002\u672c\u6587\u5c06\u4ecb\u7ecdLinux\u8fdb\u7a0b\u7684\u7ec4\u6210\u6210\u5206\uff0c\u5305\u62ec\u8fdb\u7a0b\u63a7\u5236\u5757\uff08PCB\uff09\u3001\u8fdb\u7a0b\u6807\u8bc6\u7b26\uff08PID\uff09\u3001\u8fdb\u7a0b\u72b6\u6001\u3001\u8fdb\u7a0b\u5730\u5740\u7a7a\u95f4\u7b49\uff0c\u540c\u65f6\u63d0\u4f9b\u5177\u4f53\u7684\u4ee3\u7801\u793a\u4f8b\u6765\u5e2e\u52a9\u8bfb\u8005\u66f4\u597d\u5730\u7406\u89e3\u3002<\/p>\n

\u8fdb\u7a0b\u63a7\u5236\u5757\uff08PCB\uff09<\/h3>\n

\u8fdb\u7a0b\u63a7\u5236\u5757\u662f\u64cd\u4f5c\u7cfb\u7edf\u5185\u6838\u4e2d\u7528\u6765\u7ef4\u62a4\u8fdb\u7a0b\u4fe1\u606f\u7684\u6570\u636e\u7ed3\u6784\uff0c\u5305\u542b\u4e86\u4e00\u4e2a\u8fdb\u7a0b\u7684\u6240\u6709\u4fe1\u606f\u3002\u6bcf\u4e2a\u8fdb\u7a0b\u5728\u7cfb\u7edf\u4e2d\u90fd\u6709\u5bf9\u5e94\u7684\u8fdb\u7a0b\u63a7\u5236\u5757\uff0c\u64cd\u4f5c\u7cfb\u7edf\u901a\u8fc7\u64cd\u4f5c\u8fdb\u7a0b\u63a7\u5236\u5757\u6765\u7ba1\u7406\u8fdb\u7a0b\u7684\u521b\u5efa\u3001\u8c03\u5ea6\u3001\u64a4\u9500\u7b49\u64cd\u4f5c\u3002\u4e0b\u9762\u662f\u4e00\u4e2a\u7b80\u5316\u7684\u8fdb\u7a0b\u63a7\u5236\u5757\u793a\u4f8b\uff1a<\/p>\n

struct pcb {\n    int pid;          \/\/ \u8fdb\u7a0b\u6807\u8bc6\u7b26\n    char name[20];    \/\/ \u8fdb\u7a0b\u540d\n    int state;        \/\/ \u8fdb\u7a0b\u72b6\u6001\n    void *mem_addr;   \/\/ \u8fdb\u7a0b\u5730\u5740\u7a7a\u95f4\n    \/\/ \u5176\u4ed6\u8fdb\u7a0b\u4fe1\u606f...\n};<\/pre>\n
\u8fdb\u7a0b\u6807\u8bc6\u7b26\uff08PID\uff09<\/h3>\n
\u8fdb\u7a0b\u6807\u8bc6\u7b26\u662f\u7528\u6765\u552f\u4e00\u6807\u8bc6\u4e00\u4e2a\u8fdb\u7a0b\u7684\u6570\u5b57\uff0c\u6bcf\u4e2a\u8fdb\u7a0b\u5728\u7cfb\u7edf\u4e2d\u90fd\u6709\u4e00\u4e2a\u552f\u4e00\u7684PID\u3002PID\u901a\u5e38\u4ece1\u5f00\u59cb\u9012\u589e\uff0c\u76f4\u5230\u8fbe\u5230\u7cfb\u7edf\u8bbe\u5b9a\u7684\u6700\u5927PID\u503c\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u83b7\u53d6\u5f53\u524d\u8fdb\u7a0bPID\u7684C\u4ee3\u7801\u793a\u4f8b\uff1a<\/p>\n
#include <unistd.h>\n#include <sys\/types.h>\n\nint main() {\n    pid_t pid = getpid();\n    printf(\"\u5f53\u524d\u8fdb\u7a0b\u7684PID\uff1a%d\n\", pid);\n    return 0;\n}<\/pre>\n
\u8fdb\u7a0b\u72b6\u6001<\/h3>\n
\u8fdb\u7a0b\u5728\u8fd0\u884c\u8fc7\u7a0b\u4e2d\u4f1a\u5904\u4e8e\u4e0d\u540c\u7684\u72b6\u6001\uff0c\u5305\u62ec\u8fd0\u884c\u6001\u3001\u5c31\u7eea\u6001\u3001\u7b49\u5f85\u6001\u7b49\u3002Linux\u7cfb\u7edf\u4e2d\uff0c\u8fdb\u7a0b\u72b6\u6001\u4e00\u822c\u53ef\u4ee5\u5206\u4e3a\u8fd0\u884c\u6001\uff08R\uff09\u3001\u5f85\u673a\u6001\uff08S\uff09\u3001\u7761\u7720\u6001\uff08D\uff09\u3001\u50f5\u5c38\u6001\uff08Z\uff09\u7b49\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u67e5\u770b\u8fdb\u7a0b\u72b6\u6001\u7684\u547d\u4ee4\u793a\u4f8b\uff1a<\/p>\n
ps -aux | grep <\u8fdb\u7a0b\u540d><\/pre>\n
\u8fdb\u7a0b\u5730\u5740\u7a7a\u95f4<\/h3>\n
\u8fdb\u7a0b\u5730\u5740\u7a7a\u95f4\u662f\u8fdb\u7a0b\u5728\u5185\u5b58\u4e2d\u7684\u5b58\u50a8\u7a7a\u95f4\uff0c\u5305\u62ec\u4ee3\u7801\u6bb5\u3001\u6570\u636e\u6bb5\u3001\u5806\u3001\u6808\u7b49\u3002\u6bcf\u4e2a\u8fdb\u7a0b\u90fd\u6709\u81ea\u5df1\u72ec\u7acb\u7684\u5730\u5740\u7a7a\u95f4\uff0c\u4e0d\u540c\u8fdb\u7a0b\u4e4b\u95f4\u7684\u5730\u5740\u7a7a\u95f4\u662f\u9694\u79bb\u7684\uff0c\u4e92\u4e0d\u5e72\u6270\u3002\u4e0b\u9762\u662f\u4e00\u4e2a\u7b80\u5355\u7684C\u4ee3\u7801\u793a\u4f8b\uff0c\u6f14\u793a\u8fdb\u7a0b\u5730\u5740\u7a7a\u95f4\u4e2d\u7684\u5806\u533a\u5206\u914d\u5185\u5b58\uff1a<\/p>\n
#include <stdlib.h>\n\nint main() {\n    \/\/ \u5206\u914d\u5185\u5b58\n    int *ptr = (int *)malloc(sizeof(int));\n    *ptr = 10;\n    \n    \/\/ \u91ca\u653e\u5185\u5b58\n    free(ptr);\n    \n    return 0;\n}<\/pre>\n
\u901a\u8fc7\u4ee5\u4e0a\u4ee3\u7801\u793a\u4f8b\uff0c\u8bfb\u8005\u53ef\u4ee5\u4e86\u89e3Linux\u8fdb\u7a0b\u7684\u7ec4\u6210\u6210\u5206\u4ee5\u53ca\u76f8\u5173\u4ee3\u7801\u793a\u4f8b\u3002\u8fdb\u7a0b\u7684\u7ba1\u7406\u662f\u64cd\u4f5c\u7cfb\u7edf\u4e2d\u7684\u91cd\u8981\u529f\u80fd\u4e4b\u4e00\uff0c\u4e86\u89e3\u8fdb\u7a0b\u7684\u7ec4\u6210\u6210\u5206\u6709\u52a9\u4e8e\u66f4\u6df1\u5165\u5730\u7406\u89e3\u64cd\u4f5c\u7cfb\u7edf\u7684\u5de5\u4f5c\u539f\u7406\u3002\u613f\u672c\u6587\u5bf9\u8bfb\u8005\u6709\u6240\u5e2e\u52a9\uff01<\/p>\n
\u4eca\u5929\u5e26\u5927\u5bb6\u4e86\u89e3\u4e86\u7684\u76f8\u5173\u77e5\u8bc6\uff0c\u5e0c\u671b\u5bf9\u4f60\u6709\u6240\u5e2e\u52a9\uff1b\u5173\u4e8e\u6587\u7ae0\u7684\u6280\u672f\u77e5\u8bc6\u6211\u4eec\u4f1a\u4e00\u70b9\u70b9\u6df1\u5165\u4ecb\u7ecd\uff0c\u6b22\u8fce\u5927\u5bb6\u5173\u6ce8\u7c73\u4e91\u516c\u4f17\u53f7\uff0c\u4e00\u8d77\u5b66\u4e60\u7f16\u7a0b~<\/p>\n
\n
<\/dt>\n
\n   Golang\u5982\u4f55\u5728\u82f9\u679c\u516c\u53f8\u8f6f\u4ef6\u5f00\u53d1\u4e2d\u53d1\u6325\u4f5c\u7528\uff1f\n <\/dd>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"
\u5206\u89e3Linux\u8fdb\u7a0b\u7684\u6784\u6210 Linux\u8fdb\u7a0b\u7531\u8fdb\u7a0b\u63a7\u5236\u5757\uff08PCB\uff09\u3001\u8fdb\u7a0b\u6807\u8bc6\u7b26\uff08PID\uff09\u3001\u8fdb\u7a0b\u72b6\u6001\u548c\u8fdb\u7a0b\u5730\u5740\u7a7a\u95f4\u7b49\u7ec4\u6210\u3002\u8fdb\u7a0b\u63a7\u5236\u5757\u5b58\u50a8\u4e86\u8fdb\u7a0b\u7684\u4fe1\u606f\uff0c\u5305\u62ec\u8fdb\u7a0b\u540d\u3001\u72b6\u6001\u548c\u5185\u5b58\u5730\u5740\u3002\u8fdb\u7a0b\u6807\u8bc6\u7b26\u552f\u4e00\u6807\u8bc6\u6bcf\u4e2a\u8fdb\u7a0b\u3002\u8fdb\u7a0b\u72b6\u6001\u63cf\u8ff0\u4e86\u8fdb\u7a0b\u5728\u8fd0\u884c\u4e2d\u7684\u4e0d\u540c\u9636\u6bb5\u3002\u8fdb\u7a0b\u5730\u5740\u7a7a\u95f4\u662f\u8fdb\u7a0b\u5728\u5185\u5b58\u4e2d\u7684\u5b58\u50a8\u533a\u57df\uff0c\u5305\u542b\u4ee3\u7801\u3001\u6570\u636e\u3001\u5806\u548c\u6808\u7b49\u3002\u901a\u8fc7\u672c\u6587\u4ecb\u7ecd\u7684\u4ee3\u7801\u793a\u4f8b\uff0c\u8bfb\u8005\u53ef\u4ee5\u8fdb\u4e00\u6b65\u7406\u89e3Linux\u8fdb\u7a0b\u7684\u7ec4\u6210\u6210\u5206\u3002 Linux\u8fdb\u7a0b\u7684\u7ec4\u6210\u6210\u5206\u4e0e\u4ee3\u7801\u793a\u4f8b \u5728Linux\u7cfb\u7edf\u4e2d\uff0c\u8fdb\u7a0b\u662f\u64cd\u4f5c\u7cfb\u7edf\u4e2d\u6700\u91cd\u8981\u7684\u6982\u5ff5\u4e4b\u4e00\u3002\u4e86\u89e3\u8fdb\u7a0b\u7684\u7ec4\u6210\u6210\u5206\u5bf9\u4e8e\u6df1\u5165\u7406\u89e3\u64cd\u4f5c\u7cfb\u7edf\u7684\u5de5\u4f5c\u539f\u7406\u81f3\u5173\u91cd\u8981\u3002\u672c\u6587\u5c06\u4ecb\u7ecdLinux\u8fdb\u7a0b\u7684\u7ec4\u6210\u6210\u5206\uff0c\u5305\u62ec\u8fdb\u7a0b\u63a7\u5236\u5757\uff08PCB\uff09\u3001\u8fdb\u7a0b\u6807\u8bc6\u7b26\uff08PID\uff09\u3001\u8fdb\u7a0b\u72b6\u6001\u3001\u8fdb\u7a0b\u5730\u5740\u7a7a\u95f4\u7b49\uff0c\u540c\u65f6\u63d0\u4f9b\u5177\u4f53\u7684\u4ee3\u7801\u793a\u4f8b\u6765\u5e2e\u52a9\u8bfb\u8005\u66f4\u597d\u5730\u7406\u89e3\u3002 \u8fdb\u7a0b\u63a7\u5236\u5757\uff08PCB\uff09 \u8fdb\u7a0b\u63a7\u5236\u5757\u662f\u64cd\u4f5c\u7cfb\u7edf\u5185\u6838\u4e2d\u7528\u6765\u7ef4\u62a4\u8fdb\u7a0b\u4fe1\u606f\u7684\u6570\u636e\u7ed3\u6784\uff0c\u5305\u542b\u4e86\u4e00\u4e2a\u8fdb\u7a0b\u7684\u6240\u6709\u4fe1\u606f\u3002\u6bcf\u4e2a\u8fdb\u7a0b\u5728\u7cfb\u7edf\u4e2d\u90fd\u6709\u5bf9\u5e94\u7684\u8fdb\u7a0b\u63a7\u5236\u5757\uff0c\u64cd\u4f5c\u7cfb\u7edf\u901a\u8fc7\u64cd\u4f5c\u8fdb\u7a0b\u63a7\u5236\u5757\u6765\u7ba1\u7406\u8fdb\u7a0b\u7684\u521b\u5efa\u3001\u8c03\u5ea6\u3001\u64a4\u9500\u7b49\u64cd\u4f5c\u3002\u4e0b\u9762\u662f\u4e00\u4e2a\u7b80\u5316\u7684\u8fdb\u7a0b\u63a7\u5236\u5757\u793a\u4f8b\uff1a struct pcb { int pid; \/\/ \u8fdb\u7a0b\u6807\u8bc6\u7b26 char name[20]; \/\/ \u8fdb\u7a0b\u540d int state; \/\/ \u8fdb\u7a0b\u72b6\u6001 void *mem_addr; \/\/ \u8fdb\u7a0b\u5730\u5740\u7a7a\u95f4 \/\/ \u5176\u4ed6\u8fdb\u7a0b\u4fe1\u606f… }; \u8fdb\u7a0b\u6807\u8bc6\u7b26\uff08PID\uff09 \u8fdb\u7a0b\u6807\u8bc6\u7b26\u662f\u7528\u6765\u552f\u4e00\u6807\u8bc6\u4e00\u4e2a\u8fdb\u7a0b\u7684\u6570\u5b57\uff0c\u6bcf\u4e2a\u8fdb\u7a0b\u5728\u7cfb\u7edf\u4e2d\u90fd\u6709\u4e00\u4e2a\u552f\u4e00\u7684PID\u3002PID\u901a\u5e38\u4ece1\u5f00\u59cb\u9012\u589e\uff0c\u76f4\u5230\u8fbe\u5230\u7cfb\u7edf\u8bbe\u5b9a\u7684\u6700\u5927PID\u503c\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u83b7\u53d6\u5f53\u524d\u8fdb\u7a0bPID\u7684C\u4ee3\u7801\u793a\u4f8b\uff1a #include <unistd.h> #include <sys\/types.h> int main() { pid_t pid = getpid(); printf(“\u5f53\u524d\u8fdb\u7a0b\u7684PID\uff1a%d “, pid); return 0; } \u8fdb\u7a0b\u72b6\u6001 \u8fdb\u7a0b\u5728\u8fd0\u884c\u8fc7\u7a0b\u4e2d\u4f1a\u5904\u4e8e\u4e0d\u540c\u7684\u72b6\u6001\uff0c\u5305\u62ec\u8fd0\u884c\u6001\u3001\u5c31\u7eea\u6001\u3001\u7b49\u5f85\u6001\u7b49\u3002Linux\u7cfb\u7edf\u4e2d\uff0c\u8fdb\u7a0b\u72b6\u6001\u4e00\u822c\u53ef\u4ee5\u5206\u4e3a\u8fd0\u884c\u6001\uff08R\uff09\u3001\u5f85\u673a\u6001\uff08S\uff09\u3001\u7761\u7720\u6001\uff08D\uff09\u3001\u50f5\u5c38\u6001\uff08Z\uff09\u7b49\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u67e5\u770b\u8fdb\u7a0b\u72b6\u6001\u7684\u547d\u4ee4\u793a\u4f8b\uff1a ps -aux | grep <\u8fdb\u7a0b\u540d> \u8fdb\u7a0b\u5730\u5740\u7a7a\u95f4 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[8],"tags":[],"class_list":["post-51700","post","type-post","status-publish","format-standard","hentry","category-os"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/51700","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=51700"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/51700\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=51700"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=51700"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=51700"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}