\u8fdb\u884c321\u539f\u5219：<\/p>\n
3\u79cd\u5173\u7cfb<\/p>\n
- \n
- \n
\u8bfb\u8005\u548c\u8bfb\u8005：\u6ca1\u5173\u7cfb，\u968f\u4fbf\u4e00\u8d77\u8bfb<\/p>\n<\/li>\n
- \n
\u5199\u8005\u548c\u5199\u8005：\u4e0d\u80fd\u540c\u65f6\u5199，\u5f97\u6392\u961f<\/p>\n<\/li>\n
- \n
\u8bfb\u8005\u548c\u5199\u8005：\u5199\u7684\u65f6\u5019\u4e0d\u80fd\u8bfb，\u8bfb\u7684\u65f6\u5019\u4e0d\u80fd\u5199<\/p>\n<\/li>\n<\/ul>\n
2\u79cd\u89d2\u8272<\/p>\n
- \n
- \n
\u8bfb\u8005：\u5149\u770b\u4e0d\u6539<\/p>\n<\/li>\n
- \n
\u5199\u8005：\u6539\u6570\u636e<\/p>\n<\/li>\n<\/ul>\n
1\u4e2a\u5730\u65b9<\/p>\n
- \n
- \u5171\u4eab\u7684\u90a3\u5757\u6570\u636e<\/li>\n<\/ul>\n
\n\u90a3\u8fd9\u4e2a\u8bfb\u5199\u8ddf\u751f\u4ea7\u6d88\u8d39\u6709\u5565\u4e0d\u4e00\u6837？<\/span><\/p>\n
\u6d88\u8d39\u8005\u4f1a\u62ff\u8d70\u6570\u636e，\u8bfb\u8005\u4e0d\u4f1a\u3002<\/span><\/span><\/p>\n
\u751f\u4ea7\u6d88\u8d39\u91cc，\u4e1c\u897f\u88ab\u53d6\u8d70\u4e86\u5c31\u6ca1\u4e86\u3002\u8bfb\u8005\u5199\u8005\u91cc，\u6570\u636e\u4e00\u76f4\u5728\u90a3，\u8c01\u90fd\u4e0d\u52a8\u3002<\/p>\n
\u6240\u4ee5：<\/p>\n
- \n
- \n
\u751f\u4ea7\u6d88\u8d39\u5173\u5fc3\u7684\u662f"\u6709\u8d27\u6ca1\u8d27"<\/p>\n<\/li>\n
- \n
\u8bfb\u8005\u5199\u8005\u5173\u5fc3\u7684\u662f"\u6709\u6ca1\u6709\u4eba\u5728\u5199"<\/p>\n<\/li>\n<\/ul>\n
\u7b80\u5355\u4e3e\u4e2a\u4f8b\u5b50\u7406\u89e3\u4e00\u4e0b：<\/p>\n
\u56fe\u4e66\u9986\u770b\u4e66<\/p>\n
- \n
- \u591a\u4eba\u540c\u65f6\u770b\u4e00\u672c\u4e66 –>\u6ca1\u95ee\u9898<\/li>\n
- \u7ba1\u7406\u5458\u8981\u6574\u7406\u4e66 –> \u7b49\u8bfb\u8005\u770b\u5b8c，\u6574\u7406\u5b8c\u8bfb\u8005\u624d\u80fd\u7ee7\u7eed\u770b<\/li>\n
- \u4e24\u4e2a\u7ba1\u7406\u5458\u540c\u65f6\u6574 –>\u4e0d\u884c，\u4e71\u5957<\/li>\n<\/ul>\n
\u6570\u636e\u5e93<\/p>\n
- \n
- \n
\u591a\u4e2a\u67e5\u8be2\u540c\u65f6\u8dd1 –> \u6ca1\u95ee\u9898<\/p>\n<\/li>\n
- \n
\u66f4\u65b0\u6570\u636e –> \u6240\u6709\u67e5\u8be2\u90fd\u5f97\u7b49<\/p>\n<\/li>\n
- \n
\u591a\u4e2a\u66f4\u65b0 –> \u4e00\u4e2a\u4e00\u4e2a\u6765<\/p>\n<\/li>\n<\/ul>\n
\u7b80\u5355\u70b9\u7406\u89e3\u5c31\u662f：\u8bfb\u8bfb\u6ca1\u4e8b，\u8bfb\u5199\u6709\u4e8b，\u5199\u5199\u6709\u4e8b<\/p>\n
\n1.\u7406\u89e3\u8bfb\u8005\u5199\u8005\u95ee\u9898<\/h3>\n
\u4e3b\u8981\u662f\u7406\u89e3\u8bfb\u8005\u548c\u5199\u8005\u5982\u4f55\u5b8c\u6210\u540c\u6b65<\/p>\n
\u6211\u4eec\u5148\u770b\u4e00\u4e32\u4f2a\u4ee3\u7801：<\/p>\n
\/\/ \u516c\u5171\u8d44\u6e90
\nuint32_t reader_count = 0; \/\/ \u5f53\u524d\u6709\u591a\u5c11\u4e2a\u8bfb\u8005\u5728\u8bfb
\nlock_t count_lock; \/\/ \u4fdd\u62a4 reader_count \u7684\u9501
\nlock_t writer_lock; \/\/ \u5199\u8005\u4e13\u7528\u7684\u9501<\/p>\n\/\/ \u8bfb\u8005
\nlock(count_lock); \/\/ \u2460 \u5148\u9501\u4f4f count，\u51c6\u5907\u4fee\u6539\u8bfb\u8005\u6570\u91cf
\nif(reader_count == 0) { \/\/ \u2461 \u5982\u679c\u6211\u662f\u7b2c\u4e00\u4e2a\u8bfb\u8005
\n lock(writer_lock); \/\/ \u2462 \u9501\u4f4f\u5199\u8005\u9501，\u4e0d\u8ba9\u5199\u8005\u8fdb\u6765
\n}
\n++reader_count; \/\/ \u2463 \u8bfb\u8005\u6570+1
\nunlock(count_lock); \/\/ \u2464 \u91ca\u653e count \u9501<\/p>\n\/\/ read; \/\/ \u2465 \u8bfb\u53d6\u6570\u636e（\u6838\u5fc3\u64cd\u4f5c）<\/p>\n
lock(count_lock); \/\/ \u2466 \u518d\u6b21\u9501\u4f4f count
\n–reader_count; \/\/ \u2467 \u8bfb\u8005\u6570-1
\nif(reader_count == 0) { \/\/ \u2468 \u5982\u679c\u6211\u662f\u6700\u540e\u4e00\u4e2a\u8bfb\u8005
\n unlock(writer_lock); \/\/ \u2469 \u91ca\u653e\u5199\u8005\u9501，\u8ba9\u5199\u8005\u8fdb\u6765
\n}
\nunlock(count_lock); \/\/ \u246a \u91ca\u653e count \u9501<\/p>\n\/\/ \u5199\u8005
\nlock(writer_lock); \/\/ \u2460 \u9501\u4f4f\u5199\u8005\u9501
\n\/\/ write; \/\/ \u2461 \u5199\u5165\u6570\u636e（\u6838\u5fc3\u64cd\u4f5c）
\nunlock(writer_lock); \/\/ \u2462 \u91ca\u653e\u5199\u8005\u9501 <\/p>\n\u516c\u5171\u8d44\u6e90（\u4e34\u754c\u8d44\u6e90）\u4e09\u4e2a\u4e1c\u897f：<\/p>\n
reader_count：\u6570\u7740\u73b0\u5728\u51e0\u4e2a\u8bfb\u8005\u5728\u8bfb，0\u5c31\u662f\u6ca1\u4eba<\/p>\n
count_lock：\u4fdd\u62a4\u8fd9\u4e2a\u6570，\u522b\u8ba9\u591a\u4e2a\u8bfb\u8005\u540c\u65f6\u6539\u5b83<\/p>\n
writer_lock：\u5199\u8005\u7684\u9501，\u8c01\u62ff\u7740\u8c01\u624d\u80fd\u5199<\/p>\n
\u8bfb\u8005\u5728\u5e72\u4ec0\u4e48<\/span> \u8bfb\u4e4b\u524d：<\/p>\n
\u9501\u4f4f\u8ba1\u6570\u5668<\/p>\n
\u5982\u679c\u662f\u7b2c\u4e00\u4e2a\u8bfb\u8005，\u628a\u5199\u8005\u9501\u62ff\u8d70（\u5199\u7684\u4eba\u522b\u6765）<\/p>\n
\u8bfb\u8005\u6570+1<\/p>\n
\u653e\u5f00\u8ba1\u6570\u5668<\/p>\n
\u8bfb\u4e4b\u540e：<\/p>\n
\u9501\u4f4f\u8ba1\u6570\u5668<\/p>\n
\u8bfb\u8005\u6570-1<\/p>\n
\u5982\u679c\u662f\u6700\u540e\u4e00\u4e2a\u8bfb\u8005，\u628a\u5199\u8005\u9501\u8fd8\u56de\u53bb（\u5199\u7684\u4eba\u53ef\u4ee5\u6765\u4e86）<\/p>\n
\u653e\u5f00\u8ba1\u6570\u5668<\/p>\n
\u7b80\u5355\u8bf4\u5c31\u662f：\u7b2c\u4e00\u4e2a\u8bfb\u8005\u62e6\u5199\u8005，\u6700\u540e\u4e00\u4e2a\u8bfb\u8005\u653e\u5199\u8005，\u4e2d\u95f4\u7684\u8bfb\u8005\u5565\u90fd\u4e0d\u7528\u7ba1\u3002<\/p>\n
\u63a5\u4e0b\u6765\u770b\u5199\u8005：<\/p>\n
\u62ff\u9501–>\u5199–>\u653e\u9501，\u4e09\u4ef6\u4e8b，\u7b80\u5355\u7c97\u66b4\u3002<\/p>\n
\u6838\u5fc3\u5c31\u662f：\u8bfb\u8005\u4e4b\u95f4\u968f\u4fbf\u8bfb，\u4f46\u53ea\u8981\u6709\u4eba\u5199，\u8c01\u90fd\u5f97\u7b49\u7740<\/span>\u3002<\/p>\n
writer_lock \u662f\u5173\u952e，\u8bfb\u8005\u7528\u5b83\u62e6\u4f4f\u5199\u8005，\u5199\u8005\u7528\u5b83\u72ec\u5360\u6570\u636e\u3002\u7b2c\u4e00\u4e2a\u8bfb\u8005\u62ff\u8d70，\u6700\u540e\u4e00\u4e2a\u8bfb\u8005\u8fd8\u56de\u6765，\u4e2d\u95f4\u591a\u5c11\u8bfb\u8005\u90fd\u4e0d\u5f71\u54cd\u3002<\/p>\n
\u4f46\u8fd9\u91cc\u6709\u5565\u6bdb\u75c5？<\/span><\/p>\n
\u5199\u8005\u53ef\u80fd\u997f\u6b7b\u3002\u5982\u679c\u8bfb\u8005\u4e00\u4e2a\u63a5\u4e00\u4e2a\u4e0d\u505c，\u5199\u8005\u6c38\u8fdc\u62ff\u4e0d\u5230 writer_lock，\u53ea\u80fd\u5e72\u7b49\u3002\u8fd9\u53eb"\u8bfb\u8005\u4f18\u5148"，\u8bfb\u8005\u592a\u9738\u9053\u4e86\u3002<\/p>\n
\n2.\u8bfb\u5199\u9501<\/h3>\n
\u5728\u7f16\u5199\u591a\u7ebf\u7a0b\u7684\u65f6\u5019，\u6709\u2f00\u79cd\u60c5\u51b5\u662f\u2f17\u5206\u5e38\u2ec5\u7684\u3002\u90a3\u5c31\u662f，\u6709\u4e9b\u516c\u5171\u6570\u636e\u4fee\u6539\u7684\u673a\u4f1a\u2f50\u8f83\u5c11\u3002\u76f8\u2f50\u8f83\u6539\u5199，\u5b83\u4eec\u8bfb\u7684\u673a\u4f1a\u53cd\u800c\u9ad8\u7684\u591a<\/span>\u3002\u901a\u5e38\u2f7d\u2f94，\u5728\u8bfb\u7684\u8fc7\u7a0b\u4e2d，\u5f80\u5f80\u4f34\u968f\u7740\u67e5\u627e\u7684\u64cd\u4f5c，\u4e2d\u95f4\u8017\u65f6\u5f88\u957f\u3002\u7ed9\u8fd9\u79cd\u4ee3\u7801\u6bb5\u52a0\u9501，\u4f1a\u6781\u2f24\u5730\u964d\u4f4e\u6211\u4eec\u7a0b\u5e8f\u7684\u6548\u7387\u3002\u90a3\u4e48\u6709\u6ca1\u6709\u2f00\u79cd\u2f45\u6cd5，\u53ef\u4ee5\u4e13\u2ed4\u5904\u7406\u8fd9\u79cd\u591a\u8bfb\u5c11\u5199\u7684\u60c5\u51b5\u5462？\u6709，\u90a3\u5c31\u662f\u8bfb\u5199\u9501\u3002<\/span><\/span><\/p>\n
![\"\"](\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/09\/20260907235239-6a9f4e4729762.png\")
<\/p>\n\u6ce8\u610f：\u5199\u72ec\u5360，\u8bfb\u5171\u4eab，\u8bfb\u9501\u4f18\u5148\u7ea7\u2fbc<\/p>\n
\u8bfb\u5199\u9501\u63a5\u53e3<\/p>\n
a.\u5c5e\u6027\u8bbe\u7f6e（\u9009\u54ea\u79cd\u7b56\u7565）<\/p>\n
int pthread_rwlockattr_setkind_np(pthread_rwlockattr_t *attr, int pref); <\/p>\n
\u4e09\u79cd\u7b56\u7565<\/p>\n
\u4e09\u79cd\u7b56\u7565
\n\/\/1. \u8bfb\u8005\u4f18\u5148（\u9ed8\u8ba4）
\n\/\/\u8bfb\u8005\u6765\u4e86\u5c31\u8bfb，\u5199\u8005\u7b49\u6240\u6709\u8bfb\u8005\u5b8c\u4e8b\u624d\u80fd\u5199\u3002\u95ee\u9898：\u8bfb\u8005\u592a\u591a\u5199\u8005\u53ef\u80fd\u997f\u6b7b\u3002
\npthread_rwlockattr_setkind_np(&attr, PTHREAD_RWLOCK_PREFER_READER_NP);<\/p>\n\/\/2. \u5199\u8005\u4f18\u5148（\u6709BUG）
\n\/\/\u540d\u5b57\u53eb\u5199\u8005\u4f18\u5148，\u5b9e\u9645\u6548\u679c\u8ddf\u8bfb\u8005\u4f18\u5148\u4e00\u6837，\u6ca1\u7528\u3002\u8df3\u8fc7\u3002
\npthread_rwlockattr_setkind_np(&attr, PTHREAD_RWLOCK_PREFER_WRITER_NP); \/\/ \u522b\u7528<\/p>\n\/\/3. \u771f\u00b7\u5199\u8005\u4f18\u5148
\n\/\/\u5199\u8005\u6765\u4e86\u63d2\u961f，\u8bfb\u8005\u5f97\u7b49\u7740\u3002\u9650\u5236：\u540c\u4e00\u4e2a\u7ebf\u7a0b\u4e0d\u80fd\u91cd\u590d\u52a0\u5199\u9501（\u4e0d\u80fd\u9012\u5f52）\u3002
\npthread_rwlockattr_setkind_np(&attr, PTHREAD_RWLOCK_PREFER_WRITER_NONRECURSIVE_NP); <\/p>\n
\nb.\u521d\u59cb\u5316\u548c\u9500\u6bc1<\/p>\n
\/\/ \u521d\u59cb\u5316
\nint pthread_rwlock_init(pthread_rwlock_t *restrict rwlock,
\n const pthread_rwlockattr_t *restrict attr);<\/p>\n\/\/ \u9500\u6bc1
\nint pthread_rwlock_destroy(pthread_rwlock_t *rwlock); <\/p>\n![\"\"](\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/09\/20260907235239-6a9f4e474f53b.png\")
<\/p>\n![\"\"](\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/09\/20260907235239-6a9f4e4786a11.png\")
<\/p>\n
\nc.\u52a0\u9501\u548c\u89e3\u9501<\/p>\n
int pthread_rwlock_rdlock(pthread_rwlock_t *rwlock); \/\/ \u8bfb\u9501
\nint pthread_rwlock_wrlock(pthread_rwlock_t *rwlock); \/\/ \u5199\u9501
\nint pthread_rwlock_unlock(pthread_rwlock_t *rwlock); \/\/ \u89e3\u9501（\u8bfb\u9501\u5199\u9501\u90fd\u7528\u8fd9\u4e2a\u89e3） <\/p>\n
\n\/\/Makefile
\nreader_writer_lock_test:reader_writer_lock_test.cc
\ng++ -o $@ $^ -lpthread<\/p>\n.PHONY:clean
\nclean:
\nrm -f reader_writer_lock_test<\/p>\n\/\/reader_writer_lock_test.cc
\n#include<iostream>
\n#include<pthread.h>
\n#include<unistd.h>
\n#include<vector>
\n#include<cstdlib>
\n#include<ctime><\/p>\n\/\/\u5171\u4eab\u8d44\u6e90
\nint shared_data = 0;<\/p>\n\/\/\u8bfb\u5199\u9501
\npthread_rwlock_t rwlock;<\/p>\n\/\/\u8bfb\u5199\u7ebf\u7a0b\u51fd\u6570
\nvoid *Reader(void *arg)
\n{
\n \/\/sleep(1);\/\/\u56e0\u4e3a\u8bfb\u8005\u4f18\u5148，\u4e00\u65e6\u8bfb\u8005\u8fdb\u5165&&\u8bfb\u8005\u5f88\u591a，\u5199\u8005\u57fa\u672c\u5c31\u771f\u96be\u8fdb\u5165\u4e86
\n int number = *(int*)arg;
\n while(true)
\n {
\n pthread_rwlock_rdlock(&rwlock);\/\/\u8bfb\u8005\u52a0\u9501
\n std::cout<<"\u8bfb\u8005–"<<number<<"\u6b63\u5728\u52a0\u8f7d\u6570\u636e，\u6570\u636e\u662f:"<<shared_data<<std::endl;\/\/\u6a21\u62df\u8bfb\u53d6\u64cd\u4f5c
\n sleep(1);
\n pthread_rwlock_unlock(&rwlock);\/\/\u89e3\u9501
\n }<\/p>\ndelete (int*)arg;
\n return NULL;
\n}<\/p>\n\/\/\u5199\u8005\u8fdb\u7a0b\u51fd\u6570
\nvoid *Writer(void *arg)
\n{
\n int number = *(int*)arg;
\n while(true)
\n {
\n pthread_rwlock_wrlock(&rwlock);\/\/\u5199\u8005\u52a0\u9501
\n shared_data = rand() % 100;\/\/\u4fee\u6539\u5171\u4eab\u6570\u636e
\n std::cout<<"\u5199\u8005–"<<number<<"\u6b63\u5728\u5199\u5165.\u65b0\u7684\u6570\u636e\u662f："<<shared_data<<std::endl;
\n sleep(2);\/\/\u6a21\u62df\u5199\u5165\u64cd\u4f5c
\n pthread_rwlock_unlock(&rwlock);
\n }
\n delete (int *)arg;
\n return NULL;
\n}<\/p>\nint main()
\n{
\n srand(time(nullptr)^getpid());
\n pthread_rwlock_init(&rwlock,NULL);\/\/\u521d\u59cb\u5316\u5199\u9501<\/p>\n\/\/\u53ef\u4ee5\u63d0\u9ad8\u8bfb\u5199\u6570\u91cf\u7684\u914d\u6bd4，\u89c2\u5bdf\u73b0\u8c61
\n const int reader_num = 2;
\n const int writer_num = 2;
\n const int total = reader_num+writer_num;
\n pthread_t threads[total];\/\/\u5047\u8bbe\u8bfb\u8005\u548c\u5199\u8005\u6570\u91cf\u76f8\u7b49<\/p>\n\/\/\u521b\u5efa\u8bfb\u8005\u7ebf\u7a0b
\n for(int i = 0;i<reader_num;i++)
\n {
\n int *id = new int(i);
\n pthread_create(&threads[i],NULL,Reader,id);
\n }<\/p>\n\/\/\u521b\u5efa\u5199\u8005\u7ebf\u7a0b
\n for(int i = reader_num;i<total;i++)
\n {
\n int *id = new int(i – reader_num);
\n pthread_create(&threads[i],NULL,Writer,id);
\n }<\/p>\n\/\/\u7b49\u5f85\u6240\u6709\u7684\u7ebf\u7a0b\u5b8c\u6210
\n for(int i = 0;i<total;++i)
\n {
\n pthread_join(threads[i],NULL);
\n }
\n pthread_rwlock_destroy(&rwlock);\/\/\u9500\u6bc1\u8bfb\u5199\u9501
\n return 0;
\n}<\/p>\nthread_create(…, Reader, id) \u91cc\u7684 id \u5c31\u662f arg：<\/p>\n
\/\/ main\u91cc\u4f20\u53c2
\nint *id = new int(i);
\npthread_create(&threads[i], NULL, Reader, id);
\n\/\/ \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u5c31\u662farg<\/p>\n\/\/ Reader\u91cc\u6536\u53c2
\nvoid *Reader(void *arg) \u00a0\/\/ arg\u5c31\u662f\u4f20\u8fdb\u6765\u7684id
\n{
\n\u00a0 \u00a0 int number = *(int*)arg; \u00a0\/\/ \u8f6c\u56deint，\u53d6\u503c
\n} <\/p>\n\u4e3a\u5565\u7528 new：\u5c40\u90e8\u53d8\u91cf\u7b49\u4e0d\u5230\u7ebf\u7a0b\u6267\u884c\u5c31\u6ca1\u4e86，\u5806\u4e0a\u5206\u914d\u624d\u5b89\u5168\u3002\u7528\u5b8c\u8bb0\u5f97 delete\u3002<\/p>\n
![\"\"](\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/09\/20260907235239-6a9f4e47beb72.png\")
<\/p>\n\u90a3\u5982\u679c\u8bfb\u5199\u8005\u6570\u91cf\u5dee\u7684\u6bd4\u8f83\u5927\u5462？\u770b\u7ed3\u679c<\/p>\n
![\"\"](\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/09\/20260907235239-6a9f4e47d0830.png\")
<\/p>\n\u6211\u4eec\u4f1a\u53d1\u73b0\u7ed3\u679c\u66f4\u660e\u663e<\/p>\n
\n3.\u8bfb\u5199\u4f18\u5148\u7b56\u7565<\/h3>\n
\u8bfb\u8005\u4f18\u5148（Reader-Preference）<\/p>\n
\u5728\u8fd9\u79cd\u7b56\u7565\u4e2d，\u7cfb\u7edf\u4f1a\u4f18\u5148\u8003\u8651\u5199\u8005\u3002\u5f53\u5199\u8005\u8bf7\u6c42\u5199\u2f0a\u6743\u9650\u65f6，\u7cfb\u7edf\u4f1a\u5c3d\u5feb\u5730\u8ba9\u5199\u8005\u8fdb\u2f0a\u5199\u2f0a\u533a，\u5373\u4f7f\u6b64\u65f6\u6709\u8bfb\u8005\u6b63\u5728\u8bfb\u53d6\u3002\u8fd9\u901a\u5e38\u610f\u5473\u7740\u2f00\u65e6\u6709\u5199\u8005\u5230\u8fbe，\u6240\u6709\u540e\u7eed\u7684\u8bfb\u8005\u90fd\u4f1a\u88ab\u963b\u585e，\u76f4\u5230\u5199\u8005\u5b8c\u6210\u5199\u2f0a\u5e76\u79bb\u5f00\u5199\u2f0a\u533a\u3002\u5199\u8005\u4f18\u5148\u7b56\u7565\u53ef\u4ee5\u51cf\u5c11\u5199\u8005\u7b49\u5f85\u7684\u65f6\u95f4，\u4f46\u53ef\u80fd\u4f1a\u5bfc\u81f4\u8bfb\u8005\u9965\u997f（\u5373\u8bfb\u8005\u2ed3\u65f6\u95f4\u2f46\u6cd5\u83b7\u5f97\u8bfb\u53d6\u6743\u9650），\u7279\u522b\u662f\u5f53\u5199\u8005\u9891\u7e41\u5230\u8fbe\u65f6\u3002<\/p>\n
\u7b80\u5355\u8bf4\u5c31\u662f，\u8bfb\u8005\u6765\u4e86\u5c31\u8bfb，\u5199\u8005\u9760\u8fb9\u7b49\u3002\u6700\u540e\u4e00\u4e2a\u8bfb\u8005\u8d70\u7684\u65f6\u5019\u624d\u653e\u5199\u8005\u8fdb\u6765\u3002<\/p>\n
\u597d\u5904：\u8bfb\u8005\u4f53\u9a8c\u597d，\u4e0d\u5361\u987f \u574f\u5904：\u5199\u8005\u53ef\u80fd\u6c38\u8fdc\u8f6e\u4e0d\u4e0a，\u6d3b\u6d3b\u997f\u6b7b<\/p>\n
\u5199\u8005\u4f18\u5148 (Writer-Preference）<\/p>\n
\u5728\u8fd9\u79cd\u7b56\u7565\u4e2d，\u7cfb\u7edf\u4f1a\u4f18\u5148\u8003\u8651\u5199\u8005\u3002\u5f53\u5199\u8005\u8bf7\u6c42\u5199\u2f0a\u6743\u9650\u65f6，\u7cfb\u7edf\u4f1a\u5c3d\u5feb\u5730\u8ba9\u5199\u8005\u8fdb\u2f0a\u5199\u2f0a\u533a，\u5373\u4f7f\u6b64\u65f6\u6709\u8bfb\u8005\u6b63\u5728\u8bfb\u53d6\u3002\u8fd9\u901a\u5e38\u610f\u5473\u7740\u2f00\u65e6\u6709\u5199\u8005\u5230\u8fbe，\u6240\u6709\u540e\u7eed\u7684\u8bfb\u8005\u90fd\u4f1a\u88ab\u963b\u585e，\u76f4\u5230\u5199\u8005\u5b8c\u6210\u5199\u2f0a\u5e76\u79bb\u5f00\u5199\u2f0a\u533a\u3002\u5199\u8005\u4f18\u5148\u7b56\u7565\u53ef\u4ee5\u51cf\u5c11\u5199\u8005\u7b49\u5f85\u7684\u65f6\u95f4，\u4f46\u53ef\u80fd\u4f1a\u5bfc\u81f4\u8bfb\u8005\u9965\u997f（\u5373\u8bfb\u8005\u2ed3\u65f6\u95f4\u2f46\u6cd5\u83b7\u5f97\u8bfb\u53d6\u6743\u9650），\u7279\u522b\u662f\u5f53\u5199\u8005\u9891\u7e41\u5230\u8fbe\u65f6\u3002<\/p>\n
\u7b80\u5355\u8bf4\u5c31\u662f，\u5199\u8005\u6765\u4e86\u5c31\u63d2\u961f，\u65b0\u6765\u7684\u8bfb\u8005\u5f97\u7b49\u7740\u3002\u5199\u8005\u5e72\u5b8c\u6d3b\u8bfb\u8005\u624d\u80fd\u8fdb\u3002<\/p>\n
\u597d\u5904：\u5199\u8005\u4e0d\u7528\u7b49\u592a\u4e45 \u574f\u5904：\u8bfb\u8005\u53ef\u80fd\u6c38\u8fdc\u8f6e\u4e0d\u4e0a，\u6d3b\u6d3b\u997f\u6b7b<\/p>\n
\u516c\u5e73\u7b56\u7565<\/p>\n
\u6392\u961f\u8f6e\u7740\u6765，\u5148\u5230\u5148\u5f97，\u4e0d\u5206\u8bfb\u8005\u5199\u8005\u3002<\/p>\n
\u597d\u5904：\u8c01\u90fd\u4e0d\u4f1a\u997f\u6b7b \u574f\u5904：\u5e76\u53d1\u6027\u80fd\u6ca1\u4e0a\u9762\u4e24\u4e2a\u9ad8<\/p>\n
\n\u4e8c.\u81ea\u65cb\u9501<\/h2>\n
1.\u6982\u8ff0<\/h3>\n
\u2f83\u65cb\u9501\u662f\u2f00\u79cd\u591a\u7ebf\u7a0b\u540c\u6b65\u673a\u5236，\u2f64\u4e8e\u4fdd\u62a4\u5171\u4eab\u8d44\u6e90\u514d\u53d7\u5e76\u53d1\u8bbf\u95ee\u7684\u5f71\u54cd<\/span>\u3002\u5728\u591a\u4e2a\u7ebf\u7a0b\u5c1d\u8bd5\u83b7\u53d6\u9501\u65f6，\u5b83\u4eec\u4f1a\u6301\u7eed\u2f83\u65cb（\u5373\u5728\u2f00\u4e2a\u5faa\u73af\u4e2d\u4e0d\u65ad\u68c0\u67e5\u9501\u662f\u5426\u53ef\u2f64<\/span>）\u2f7d\u4e0d\u662f\u2f74\u5373\u8fdb\u2f0a\u4f11\u7720\u72b6\u6001<\/span>\u7b49\u5f85\u9501\u7684\u91ca\u653e\u3002\u8fd9\u79cd\u673a\u5236\u51cf\u5c11\u4e86\u7ebf\u7a0b\u5207\u6362\u7684\u5f00\u9500，\u9002\u2f64\u4e8e\u77ed\u65f6\u95f4\u5185\u9501\u7684\u7ade\u4e89\u60c5\u51b5<\/span>\u3002\u4f46\u662f\u4e0d\u5408\u7406\u7684\u4f7f\u2f64，\u53ef\u80fd\u4f1a\u9020\u6210CPU\u7684\u6d6a\u8d39\u3002<\/p>\n
\u73b0\u5b9e\u751f\u6d3b\u4e2d\u7684\u4f8b\u5b50<\/p>\n
\u6253\u7535\u8bdd\u5360\u7ebf<\/p>\n
\u4f60\u7ed9\u670b\u53cb\u6253\u7535\u8bdd，\u5bf9\u65b9\u6b63\u5728\u901a\u8bdd\u4e2d\u3002\u8fd9\u65f6\u5019\u4f60\u6709\u4e24\u79cd\u9009\u62e9：<\/p>\n
\u6302\u65ad\u7b49\u4f1a\u513f\u518d\u6253（\u4e92\u65a5\u9501）–> \u4e0d\u5360\u7535\u8bdd\u7ebf，\u4f46\u5f97\u91cd\u65b0\u62e8\u53f7;<\/p>\n
\u4e0d\u6302\u65ad，\u4e00\u76f4\u542c\u5fd9\u97f3\u7b49（\u81ea\u65cb\u9501）–> \u5360\u7740\u7535\u8bdd\u7ebf，\u4f46\u5bf9\u65b9\u4e00\u6302\u4f60\u7acb\u9a6c\u5c31\u80fd\u63a5\u901a<\/p>\n
\u81ea\u65cb\u9501\u5c31\u662f\u7b2c\u4e8c\u79cd：\u4e0d\u653e\u5f03CPU，\u4e00\u76f4\u5728\u90a3\u8f6c\u5708\u7b49\u3002<\/p>\n
\n![\"\"](\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/09\/20260907235239-6a9f4e47e0be1.png\")
<\/p>\n2.\u539f\u7406<\/h3>\n
\u2f83\u65cb\u9501\u901a\u5e38\u4f7f\u2f64\u2f00\u4e2a\u5171\u4eab\u7684\u6807\u5fd7\u4f4d（\u5982\u2f00\u4e2a\u5e03\u5c14\u503c）\u6765\u8868\u2f70\u9501\u7684\u72b6\u6001<\/span>\u3002\u5f53\u6807\u5fd7\u4f4d\u4e3atrue<\/span>\u65f6，\u8868\u2f70\u9501\u5df2\u88ab\u67d0\u4e2a\u7ebf\u7a0b\u5360\u2f64；\u5f53\u6807\u5fd7\u4f4d\u4e3afalse<\/span>\u65f6，\u8868\u2f70\u9501\u53ef\u2f64\u3002\u5f53\u2f00\u4e2a\u7ebf\u7a0b\u5c1d\u8bd5\u83b7\u53d6\u2f83\u65cb\u9501\u65f6，\u5b83\u4f1a\u4e0d\u65ad\u68c0\u67e5\u6807\u5fd7\u4f4d：<\/p>\n
- \n
- \u5982\u679c\u6807\u5fd7\u4f4d\u4e3afalse，\u8868\u2f70\u9501\u53ef\u2f64，\u7ebf\u7a0b\u5c06\u8bbe\u7f6e\u6807\u5fd7\u4f4d\u4e3atrue，\u8868\u2f70\u2f83\u2f30\u5360\u2f64\u4e86\u9501，\u5e76\u8fdb\u2f0a\u4e34\u754c\u533a\u3002<\/li>\n
- \u5982\u679c\u6807\u5fd7\u4f4d\u4e3atrue（\u5373\u9501\u5df2\u88ab\u5176\u4ed6\u7ebf\u7a0b\u5360\u2f64），\u7ebf\u7a0b\u4f1a\u5728\u2f00\u4e2a\u5faa\u73af\u4e2d\u4e0d\u65ad\u2f83\u65cb\u7b49\u5f85，\u76f4\u5230\u9501\u88ab\u91ca\u653e\u3002<\/li>\n<\/ul>\n
3.\u81ea\u65cb\u9501\u4f18\u7f3a\u70b9<\/h3>\n
a.\u4f18\u70b9<\/p>\n
- \n
- \u54cd\u5e94\u5feb\u4e0d\u7528\u7b49\u7cfb\u7edf\u8c03\u5ea6，\u9501\u4e00\u91ca\u653e\u9a6c\u4e0a\u5c31\u80fd\u62a2\u5230，\u4e0d\u78e8\u53fd\u3002<\/li>\n
- \u5f00\u9500\u5c0f\u4e0d\u7528\u8ba9\u7ebf\u7a0b\u6302\u8d77\u518d\u5524\u9192，\u7701\u6389\u4e86\u4e0a\u4e0b\u6587\u5207\u6362\u7684\u6210\u672c\u3002<\/li>\n<\/ul>\n
\nb.\u7f3a\u70b9<\/p>\n
- \n
- \u8d39CPU\u62ff\u4e0d\u5230\u9501\u7684\u7ebf\u7a0b\u4e00\u76f4\u5728\u90a3\u8f6c\u5708\u7b49，\u767d\u767d\u6d88\u8017CPU\u65f6\u95f4\u7247\u3002\u5982\u679c\u9501\u88ab\u5360\u7684\u65f6\u95f4\u957f，CPU\u5c31\u4e00\u76f4\u5728\u7a7a\u8f6c\u3002<\/li>\n
- \u53ef\u80fd\u6b7b\u5faa\u73af\u591a\u4e2a\u7ebf\u7a0b\u540c\u65f6\u8f6c\u5708\u7b49\u540c\u4e00\u4e2a\u9501，\u5982\u679c\u6ca1\u4eba\u8ba9\u4e00\u6b65，\u53ef\u80fd\u6240\u6709\u7ebf\u7a0b\u90fd\u5728\u90a3\u5e72\u77aa\u773c，\u8c01\u4e5f\u8fdb\u4e0d\u53bb\u3002<\/li>\n<\/ul>\n
4.\u9002\u7528\u573a\u666f<\/h3>\n
- \n
- \u9501\u5360\u7528\u7684\u65f6\u95f4\u6781\u77ed\u6bd4\u5982\u5c31\u6539\u4e2a\u8ba1\u6570\u5668\u3001\u6807\u8bb0\u4e2a\u72b6\u6001，\u51e0\u884c\u4ee3\u7801\u7684\u4e8b\u3002<\/li>\n
- \u5e95\u5c42\u7cfb\u7edf\u7f16\u7a0b\u591a\u6838CPU\u4e4b\u95f4\u62a2\u5171\u4eab\u8d44\u6e90\u7684\u65f6\u5019\u7528\u5f97\u591a，\u5e94\u7528\u5c42\u5f88\u5c11\u78b0\u8fd9\u73a9\u610f\u513f\u3002<\/li>\n<\/ul>\n
\u81ea\u65cb\u9501\u5c31\u662f"\u7b49\u7684\u65f6\u5019\u4e0d\u7761\u89c9，\u539f\u5730\u8f6c\u5708\u76ef\u7740\u770b"\u3002\u9501\u7b49\u7684\u65f6\u95f4\u77ed\u5c31\u7528\u5b83，\u65f6\u95f4\u957f\u5c31\u522b\u7528，\u6d6a\u8d39CPU<\/span><\/span><\/p>\n
5.\u7eaf\u8f6f\u4ef6\u2f83\u65cb\u9501\u7c7b\u4f3c\u7684\u539f\u7406\u5b9e\u73b0<\/h3>\n
![\"\"](\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/09\/20260907235239-6a9f4e47f2fca.png\")
<\/p>\n\u81ea\u65cb\u9501\u7684\u4e24\u79cd\u5b9e\u73b0\u65b9\u5f0f<\/h4>\n
\u65b9\u5f0f\u4e00：\u2f83\u65cb\u9501\u7684\u5b9e\u73b0\u901a\u5e38\u4f7f\u2f64\u539f\u2f26\u64cd\u4f5c\u6765\u4fdd\u8bc1\u64cd\u4f5c\u7684\u539f\u2f26\u6027，\u5e38\u2f64\u7684\u8f6f\u4ef6\u5b9e\u73b0\u2f45\u5f0f\u662f\u901a\u8fc7CAS（Compare-And-Swap）\u6307\u4ee4\u5b9e\u73b0\u3002<\/span><\/span><\/p>\n
\u90a3atomic_flag \u662f\u5565？\u8bf4\u767d\u4e86\u5c31\u662f\u4e2a\u6807\u5fd7\u4f4d，\u53ea\u80fd\u5b580\u62161，\u4e13\u95e8\u7528\u6765\u505a\u81ea\u65cb\u9501\u90a3\u79cd\u7b80\u5355\u7684\u9501\u3002<\/p>\n
\u6765\u770b\u5e95\u5c42：<\/p>\n
typedef _Atomic struct {
\n \/\/ GCC\u7f16\u8bd1\u5668\u7528\u8fd9\u4e2a
\n #if __GCC_ATOMIC_TEST_AND_SET_TRUEVAL == 1
\n _Bool __val; \/\/ \u5c31\u662f\u4e2a\u5e03\u5c14\u503c
\n #else
\n unsigned char __val; \/\/ \u5176\u4ed6\u7f16\u8bd1\u5668\u7528\u8fd9\u4e2a
\n #endif
\n} atomic_flag; <\/p>\n- \n
- _Atomic \u5173\u952e\u5b57<\/li>\n<\/ul>\n
\u544a\u8bc9\u7f16\u8bd1\u5668："\u8fd9\u4e2a\u53d8\u91cf\u7684\u64cd\u4f5c\u8981\u539f\u5b50\u5316，\u4e0d\u80fd\u88ab\u6253\u65ad"\u3002<\/p>\n
- \n
- atomic_flag_test_and_set<\/li>\n<\/ul>\n
\u5e72\u4e24\u4ef6\u4e8b：\u770b\u4e00\u773c\u5f53\u524d\u503c，\u7136\u540e\u628a\u5b83\u8bbe\u62101\u3002\u8fd9\u4e24\u6b65\u662f\u7ed1\u5728\u4e00\u8d77\u7684，\u4e2d\u95f4\u4e0d\u4f1a\u88ab\u522b\u4eba\u63d2\u961f\u3002<\/p>\n
- \n
- atomic_flag_clear<\/li>\n<\/ul>\n
\u76f4\u63a5\u6e05\u62100\u3002<\/p>\n
\u5b9e\u9645\u7528\u8d77\u6765\u5c31\u8fd9\u51e0\u884c<\/p>\n
atomic_flag lock = ATOMIC_FLAG_INIT; \/\/ \u4e00\u5f00\u59cb\u662f0（\u6ca1\u9501）<\/p>\n
\/\/ \u52a0\u9501：\u5982\u679c\u9501\u662f0\u5c31\u62a2\u5230\u5e76\u6539\u62101，\u5982\u679c\u662f1\u5c31\u8f6c\u5708\u7b49
\nwhile (atomic_flag_test_and_set(&lock)) {
\n \/\/ \u5fd9\u7b49\u5f85
\n}<\/p>\n\/\/ \u89e3\u9501：\u76f4\u63a5\u6e050
\natomic_flag_clear(&lock); <\/p>\n\u4ee3\u7801\u5982\u4e0b(\u8fd9\u662f\u4e00\u4e2a\u4f2a\u4ee3\u7801）：<\/p>\n
#include <stdatomic.h><\/p>\n
atomic_flag spinlock = ATOMIC_FLAG_INIT; \/\/ \u521d\u59cb\u72b6\u6001：0（\u672a\u9501）<\/p>\n
\/\/ \u52a0\u9501
\nvoid spinlock_lock() {
\n while (atomic_flag_test_and_set(&spinlock)) {
\n \/\/ \u5fd9\u7b49\u5f85：\u9501\u88ab\u5360\u7528\u5c31\u4e00\u76f4\u8f6c\u5708
\n }
\n}<\/p>\n\/\/ \u89e3\u9501
\nvoid spinlock_unlock() {
\n atomic_flag_clear(&spinlock); \/\/ \u76f4\u63a5\u6e050
\n} <\/p>\natomic_flag_test_and_set \u5e72\u5565\u7684？<\/p>\n
\u7b2c\u4e00\u6b21\u8c03\u7528：spinlock \u662f 0 –> \u8bbe\u7f6e\u6210 1，\u8fd4\u56de 0 –> \u8df3\u51fa\u5faa\u73af，\u62ff\u5230\u9501<\/p>\n
\u522b\u4eba\u8c03\u7528：spinlock \u662f 1 –> \u8fd4\u56de 1，\u4e0d\u4fee\u6539 –> \u7ee7\u7eed\u5faa\u73af，\u62ff\u4e0d\u5230\u9501<\/p>\n
\u89e3\u9501\u540e：spinlock \u6e05\u6210 0，\u522b\u4eba\u5c31\u80fd\u62ff\u5230\u4e86<\/p>\n
\u7b80\u5355\u8bf4\u5c31\u662f，\u5982\u679c\u9501\u662f 0 \u5c31\u62a2\u5230\u5e76\u6539\u6210 1，\u5982\u679c\u662f 1 \u5c31\u8f6c\u5708\u7b49\u3002\u6574\u4e2a\u8fc7\u7a0b\u662f\u539f\u5b50\u7684，\u4e0d\u4f1a\u88ab\u6253\u65ad\u3002<\/p>\n
\u65b9\u5f0f\u4e8c：pthread \u63d0\u4f9b\u7684\u81ea\u65cb\u9501<\/p>\n
#include <pthread.h><\/p>\n
pthread_spinlock_t lock;<\/p>\n
\/\/ \u4f7f\u7528\u6d41\u7a0b
\npthread_spin_init(&lock, PTHREAD_PROCESS_PRIVATE); \/\/ \u521d\u59cb\u5316
\npthread_spin_lock(&lock); \/\/ \u52a0\u9501（\u62ff\u4e0d\u5230\u5c31\u8f6c\u5708）
\npthread_spin_trylock(&lock); \/\/ \u5c1d\u8bd5\u52a0\u9501（\u62ff\u4e0d\u5230\u5c31\u8fd4\u56de\u9519\u8bef，\u4e0d\u8f6c\u5708）
\npthread_spin_unlock(&lock); \/\/ \u89e3\u9501
\npthread_spin_destroy(&lock); \/\/ \u9500\u6bc1 <\/p>\n\u4e24\u79cd\u7684\u8bdd，\u8bb2\u7a76\u6027\u4ef7\u6bd4\u7684\u8bdd，\u81ea\u5df1\u5199\u7684\u662f\u4e3a\u4e86\u770b\u660e\u767d\u539f\u7406，\u5b9e\u9645\u5f00\u53d1\u76f4\u63a5\u7528 <\/span>pthread_spin_lock<\/span> \u8fd9\u4e9b\u51fd\u6570，\u7701\u4e8b\u8fd8\u9760\u8c31\u3002<\/p>\n
\n\u6765\u770b\u5b8c\u6574\u4ee3\u7801：<\/p>\n
\/\/Makefile
\nreader_writer_lock_test:reader_writer_lock_test.cc
\ng++ -o $@ $^ -lpthread<\/p>\nspin_lock:spin_lock.cc
\ng++ -o $@ $^ -lpthread<\/p>\n.PHONY:clean
\nclean:
\nrm -f reader_writer_lock_test spin_lock<\/p>\n\/\/spin_lock.cc
\n\/\/\u64cd\u4f5c\u5171\u4eab\u53d8\u91cf\u4f1a\u6709\u552e\u7968\u7684\u95ee\u9898
\n#include<iostream>
\n#include<stdlib.h>
\n#include<string.h>
\n#include<unistd.h>
\n#include<pthread.h><\/p>\nint ticket = 1000;
\n\/\/pthread_spinlock_t lock;
\nvoid *route(void *arg)
\n{
\n char *id = (char*)arg;
\n while(1){
\n pthread_spin_lock(&lock); \/\/ \u52a0\u9501
\n if(ticket>0){
\n usleep(1000);
\n printf("%s sell tockets%d\\\\n",id,ticket);
\n ticket–;
\n \/\/pthread_spin_unlock(&lock);
\n }
\n else
\n {
\n \/\/pthread_spin_unlock(&lock);
\n break;
\n }
\n }
\n return nullptr;
\n}<\/p>\nint main()
\n{
\n \/\/pthread_spin_init(&lock, PTHREAD_PROCESS_PRIVATE);
\n pthread_t t1,t2,t3,t4;
\n pthread_create(&t1,NULL,route,(void *)"thread 1");
\n pthread_create(&t2, NULL, route, (void *)"thread 2");
\n pthread_create(&t3, NULL, route, (void *)"thread 3");
\n pthread_create(&t4, NULL, route, (void *)"thread 4");<\/p>\npthread_join(t1,NULL);
\n pthread_join(t2, NULL);
\n pthread_join(t3, NULL);
\n pthread_join(t4, NULL);
\n \/\/pthread_spin_destroy(&lock);
\n} <\/p>\n![\"\"](\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/09\/20260907235240-6a9f4e4828f20.png\")
<\/p>\n\u51fa\u73b0-1\u4e86，\u5982\u679c\u77e5\u9053\u4e3a\u4ec0\u4e48，\u5c31\u770b\u6211\u8fd9\u7bc7\u535a\u5ba2\u91cc\u9762\u5f88\u8be6\u7ec6\u7684\u8bb2\u89e3：\u3010Linux\u3011\u4e8c\u5341\u4e03.\u7ebf\u7a0b\u7bc7\u56db\u300aLinux\u591a\u7ebf\u7a0b\u7f16\u7a0b：\u7ebf\u7a0b\u4e92\u65a5（\u4e92\u65a5\u91cf\u7684\u5e95\u5c42\u5230\u5c01\u88c5）\u3001\u7ebf\u7a0b\u5b89\u5168\u548c\u51b2\u5165\u3001\u6b7b\u9501\u300b—\u8be6\u89e3-CSDN\u535a\u5ba2<\/p>\n
\n\u6211\u4eec\u73b0\u5728\u89e3\u5f00\u9501\u518d\u770b：<\/p>\n
\u4e0d\u4f1a\u51fa\u73b0\u8d1f\u6570\u4e86，\u6b63\u5e38\u663e\u793a：<\/p>\n
![\"\"](\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/09\/20260907235240-6a9f4e483edd9.png\")
<\/p>\n
\n\u81ea\u65cb\u9501\u6ce8\u610f\u4e8b\u9879<\/p>\n
- \n
\u6301\u9501\u65f6\u95f4\u8981\u77ed \u9501\u5360\u7528\u65f6\u95f4\u8d8a\u77ed\u8d8a\u597d，\u4e0d\u7136CPU\u4e00\u76f4\u7a7a\u8f6c，\u6d6a\u8d39\u8d44\u6e90\u3002<\/p>\n<\/li>\n
- \n
\u5355\u6838CPU\u522b\u7528 \u7b49\u5f85\u7684\u7ebf\u7a0b\u4f1a\u8ddf\u6301\u9501\u7684\u7ebf\u7a0b\u62a2CPU，\u53cd\u800c\u62d6\u6162\u9501\u91ca\u653e，\u8d8a\u7b49\u8d8a\u6162\u3002<\/p>\n<\/li>\n
- \n
\u9501\u548cunlock\u5fc5\u987b\u6210\u5bf9 \u6709lock\u5c31\u8981\u6709unlock，\u5c11\u4e00\u4e2a\u5c31\u6b7b\u9501\u3002<\/p>\n<\/li>\n
- \n
\u6301\u9501\u671f\u95f4\u4e0d\u80fd\u7761\u7720 sleep\u3001wait\u8fd9\u4e9b\u90fd\u4e0d\u80fd\u7528，\u5426\u5219\u5176\u4ed6\u7ebf\u7a0b\u5e72\u7b49\u7740，CPU\u4e5f\u7a7a\u8f6c\u3002<\/p>\n<\/li>\n
\u81ea\u65cb\u9501\u4f18\u7f3a\u70b9：<\/p>\n
a.\u4f18\u70b9：<\/p>\n
1. \u54cd\u5e94\u5feb \u9501\u4e00\u91ca\u653e\u5c31\u80fd\u7acb\u523b\u62a2\u5230，\u4e0d\u7528\u7b49\u7cfb\u7edf\u8c03\u5ea6\u3002\u6ca1\u6709\u6302\u8d77\u5524\u9192\u90a3\u5957\u6d41\u7a0b，\u53cd\u5e94\u901f\u5ea6\u6760\u6760\u7684\u3002<\/p>\n
2. \u5f00\u9500\u5c0f \u4e0d\u7528\u8ba9\u7ebf\u7a0b\u6302\u8d77\u518d\u5524\u9192，\u7701\u6389\u4e86\u4e0a\u4e0b\u6587\u5207\u6362\u7684\u5f00\u9500\u3002\u5bf9\u90a3\u79cd\u51e0\u884c\u4ee3\u7801\u5c31\u80fd\u5b8c\u4e8b\u7684\u64cd\u4f5c\u6765\u8bf4，\u81ea\u65cb\u7b49\u5f85\u7684\u6210\u672c\u6bd4\u5207\u6362\u7ebf\u7a0b\u4f4e\u5f97\u591a\u3002<\/p>\n
b.\u7f3a\u70b9<\/p>\n
1. CPU\u8d44\u6e90\u6d6a\u8d39 \u62ff\u4e0d\u5230\u9501\u7684\u7ebf\u7a0b\u4e00\u76f4\u5728\u90a3\u8f6c\u5708，\u5565\u4e5f\u4e0d\u5e72\u5149\u6d88\u8017CPU\u3002\u9501\u5360\u7528\u65f6\u95f4\u957f\u7684\u8bdd，CPU\u65f6\u95f4\u7247\u5c31\u767d\u767d\u6d6a\u8d39\u4e86\u3002\u5355\u6838CPU\u4e0a\u66f4\u60e8，\u7b49\u5f85\u7684\u7ebf\u7a0b\u8ddf\u6301\u9501\u7684\u7ebf\u7a0b\u62a2CPU，\u53cd\u800c\u62d6\u6162\u9501\u91ca\u653e\u3002<\/p>\n
2. \u53ef\u80fd\u5f15\u53d1\u6d3b\u9501 \u591a\u4e2a\u7ebf\u7a0b\u4e00\u8d77\u8f6c\u5708\u7b49\u540c\u4e00\u4e2a\u9501，\u5982\u679c\u8c03\u5ea6\u4e0d\u5f53，\u53ef\u80fd\u90fd\u5728\u68c0\u67e5\u9501\u72b6\u6001\u4f46\u8c01\u4e5f\u8fdb\u4e0d\u53bb\u3002\u7ebf\u7a0b\u6ca1\u963b\u585e，\u4f46\u4e5f\u6ca1\u8fdb\u5c55，\u770b\u4f3c\u5fd9\u5b9e\u9645\u5565\u4e5f\u6ca1\u5e72\u6210\u3002<\/p>\n
\n\u4e09.\u00a0\u7f51\u7edc\u547d\u4ee4<\/h2>\n
1.Ping \u547d\u4ee4<\/h3>\n
\u57fa\u672c\u7528\u6cd5：<\/p>\n
ping www.qq.com # \u4e00\u76f4 ping，\u6309 Ctrl+C \u505c\u6b62
\nping -c 5 www.qq.com # ping 5 \u6b21\u540e\u81ea\u52a8\u505c\u6b62 <\/p>\n\u4f5c\u7528：<\/p>\n
ping \u5c31\u662f\u6d4b\u7f51\u7edc\u901a\u4e0d\u901a\u3001\u5feb\u4e0d\u5feb\u7684\u5de5\u5177\u3002<\/p>\n
\u4e09\u4e2a\u6307\u6807：\u00a0<\/p>\n
\u901a\u4e0d\u901a:\u6709\u6ca1\u6709\u56de\u590d，\u6709\u6ca1\u6709\u4e22\u5305 \u5feb\u4e0d\u5feb:time \u503c，\u8d8a\u5c0f\u8d8a\u5feb \u7a33\u4e0d\u7a33:\u4e22\u5305\u7387，0% \u6700\u7a33<\/p>\n
\u6267\u884c\u7ed3\u679c：<\/p>\n
PING ins-r23tsuuf.ias.tencent-cloud.net (121.14.77.221) 56(84) bytes of data.
\n64 bytes from 121.14.77.221 (121.14.77.221): icmp_seq=1 ttl=48 time=35.1 ms
\n64 bytes from 121.14.77.221 (121.14.77.221): icmp_seq=2 ttl=48 time=35.1 ms
\n64 bytes from 121.14.77.221 (121.14.77.221): icmp_seq=3 ttl=48 time=35.1 ms
\n64 bytes from 121.14.77.221 (121.14.77.221): icmp_seq=4 ttl=48 time=35.1 ms
\n64 bytes from 121.14.77.221 (121.14.77.221): icmp_seq=5 ttl=48 time=35.1 ms
\n— ins-r23tsuuf.ias.tencent-cloud.net ping statistics —
\n5 packets transmitted, 5 received, 0% packet loss, time 4005ms <\/p>\n\u8868\u793a：\u901a\u4e86，\u6ca1\u4e22\u5305，\u5ef6\u8fdf 35ms，\u7f51\u7edc\u8d28\u91cf\u826f\u597d\u3002<\/p>\n
\n
\u8f93\u51fa\u5185\u5bb9\u542b\u4e49<\/tr>\n \n\n ins-r23tsuuf.ias.tencent-cloud.net<\/td>\n \u57df\u540d\u89e3\u6790\u540e\u7684\u670d\u52a1\u5668\u540d<\/td>\n<\/tr>\n \n 121.14.77.221<\/td>\n \u670d\u52a1\u5668\u7684 IP \u5730\u5740<\/td>\n<\/tr>\n \n 56(84) bytes<\/td>\n \u53d1\u4e86 56 \u5b57\u8282\u6570\u636e，\u52a0\u4e0a\u5305\u5934\u5171 84 \u5b57\u8282<\/td>\n<\/tr>\n \n icmp_seq=1<\/td>\n \u7b2c 1 \u4e2a\u5305（\u5e8f\u53f7）<\/td>\n<\/tr>\n \n ttl=48<\/td>\n \u8fd8\u5269 48 \u8df3，\u8bf4\u660e\u7ecf\u8fc7\u4e86 16~80 \u4e2a\u8def\u7531\u5668<\/td>\n<\/tr>\n \n time=35.1 ms<\/td>\n \u7f51\u7edc\u5ef6\u8fdf 35.1 \u6beb\u79d2（\u8d8a\u5c0f\u8d8a\u5feb）<\/td>\n<\/tr>\n \n 5 packets transmitted<\/td>\n \u53d1\u4e86 5 \u4e2a\u5305<\/td>\n<\/tr>\n \n 5 received<\/td>\n \u6536\u5230 5 \u4e2a\u56de\u590d<\/td>\n<\/tr>\n \n 0% packet loss<\/td>\n \u6ca1\u4e22\u5305（\u7f51\u7edc\u7a33\u5b9a）<\/td>\n<\/tr>\n \n time 4005ms<\/td>\n \u603b\u8017\u65f6\u7ea6 4 \u79d2<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
\n2.netstat \u547d\u4ee4<\/h3>\n
netstat\u662f\u2f00\u4e2a\u2f64\u6765\u67e5\u770b\u2f79\u7edc\u72b6\u6001\u7684\u91cd\u8981\u2f2f\u5177，\u6bd4\u5982\u7aef\u53e3\u5f00\u4e86\u6ca1\u6709\u3001\u8c01\u5728\u8fde\u4f60\u3001\u8fde\u63a5\u591a\u4e0d\u591a\u3002<\/span><\/span><\/p>\n
\u8bed\u6cd5：<\/p>\n
netstat [\u9009\u9879]<\/p>\n
\u529f\u80fd：<\/p>\n
\u67e5\u770b\u2f79\u7edc\u72b6\u6001<\/p>\n
\u5e38\u7528\u9009\u9879<\/p>\n
\n
\u9009\u9879\u5e72\u5565\u7684<\/tr>\n \n\n -n<\/td>\n \u663e\u793aIP\u548c\u7aef\u53e3\u53f7，\u4e0d\u89e3\u6790\u6210\u57df\u540d（\u6570\u5b57\u6bd4\u540d\u5b57\u5feb）<\/td>\n<\/tr>\n \n -l<\/td>\n \u53ea\u770b\u6b63\u5728\u76d1\u542c\u7684\u670d\u52a1（\u7b49\u522b\u4eba\u6765\u8fde\u7684）<\/td>\n<\/tr>\n \n -p<\/td>\n \u663e\u793a\u5360\u7528\u7aef\u53e3\u7684\u7a0b\u5e8f\u540d\u79f0<\/td>\n<\/tr>\n \n -t<\/td>\n \u53ea\u770b TCP \u8fde\u63a5<\/td>\n<\/tr>\n \n -u<\/td>\n \u53ea\u770b UDP \u8fde\u63a5<\/td>\n<\/tr>\n \n -a<\/td>\n \u663e\u793a\u6240\u6709\u8fde\u63a5（\u9ed8\u8ba4\u4e0d\u663e\u793a\u76d1\u542c\u4e2d\u7684）<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n \u5e38\u7528\u7ec4\u5408<\/p>\n
netstat -nltp # \u770b\u6240\u6709TCP\u76d1\u542c\u7aef\u53e3，\u663e\u793a\u6570\u5b57IP，\u5e26\u7a0b\u5e8f\u540d
\nnetstat -nlup # \u770b\u6240\u6709UDP\u76d1\u542c\u7aef\u53e3
\nnetstat -an # \u770b\u6240\u6709\u8fde\u63a5 <\/p>\n-nltp \u8f93\u51fa\u793a\u4f8b<\/p>\n
Proto Recv-Q Send-Q Local Address Foreign Address State PID\/Program name
\ntcp 0 0 0.0.0.0:22 0.0.0.0:* LISTEN 1180\/sshd
\ntcp 0 0 0.0.0.0:3306 0.0.0.0:* LISTEN 1456\/mysqld
\ntcp6 0 0 :::80 :::* LISTEN 2034\/nginx <\/p>\n\n
\u5217\u542b\u4e49<\/tr>\n \n\n Proto<\/td>\n \u534f\u8bae（tcp\/udp）<\/td>\n<\/tr>\n \n Local Address<\/td>\n \u672c\u673a\u76d1\u542c\u7684IP\u548c\u7aef\u53e3<\/td>\n<\/tr>\n \n Foreign Address<\/td>\n \u8fdc\u7aef\u5730\u5740（\u76d1\u542c\u72b6\u6001\u663e\u793a*）<\/td>\n<\/tr>\n \n State<\/td>\n \u72b6\u6001（LISTEN\u8868\u793a\u6b63\u5728\u7b49\u8fde\u63a5）<\/td>\n<\/tr>\n \n PID\/Program<\/td>\n \u8fdb\u7a0bID\u548c\u7a0b\u5e8f\u540d<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n \u5b9a\u65f6\u67e5\u770b<\/p>\n
watch -n 1 netstat -nltp # \u6bcf\u96941\u79d2\u5237\u65b0\u4e00\u6b21 <\/p>\n
\u5feb\u901f\u5224\u65ad<\/p>\n
netstat -nltp | grep 80 # \u770b80\u7aef\u53e3\u88ab\u8c01\u5360\u4e86
\nnetstat -nltp | grep LISTEN # \u770b\u5f00\u4e86\u54ea\u4e9b\u670d\u52a1 <\/p>\nnetstat \u5c31\u662f\u770b\u7f51\u7edc\u8fde\u63a5\u548c\u76d1\u542c\u7aef\u53e3\u7684\u5de5\u5177，-nltp \u662f\u6700\u5e38\u7528\u7684\u7ec4\u5408\u3002<\/p>\n
\n3.pidof<\/h3>\n
\u5728\u67e5\u770b\u670d\u52a1\u5668\u7684\u8fdb\u7a0bid\u65f6\u2fae\u5e38\u2f45\u4fbf.<\/span><\/span> \u8bed\u6cd5：<\/p>\n
pidof [\u8fdb\u7a0b\u540d]<\/p>\n
\u529f\u80fd：<\/p>\n
\u901a\u8fc7\u8fdb\u7a0b\u540d, \u67e5\u770b\u8fdb\u7a0bid<\/p>\n
\n\u901a\u8fc7\u8fdb\u7a0b\u540d\u67e5\u8fdb\u7a0bID<\/span>，\u6bd4 ps + grep \u5feb\u5f97\u591a\u3002<\/span><\/span><\/p>\n
$ps axj | head -1 && ps ajx | grep tcp_server
\nPPID PID PGID SID TTY TPGID STAT UID TIME COMMAND
\n2958169 2958285 2958285 2958169 pts\/2 2958285 S+ 1002 0:00 .\/tcp_server 8888 <\/p>\n\n
\u5217\u542b\u4e49<\/tr>\n \n\n PPID<\/td>\n \u7236\u8fdb\u7a0bID<\/td>\n<\/tr>\n \n PID<\/td>\n \u8fdb\u7a0bID（2958285）<\/td>\n<\/tr>\n \n PGID<\/td>\n \u8fdb\u7a0b\u7ec4ID<\/td>\n<\/tr>\n \n SID<\/td>\n \u4f1a\u8bddID<\/td>\n<\/tr>\n \n TTY<\/td>\n \u7ec8\u7aef<\/td>\n<\/tr>\n \n STAT<\/td>\n \u72b6\u6001（S+ \u8868\u793a\u7761\u7720+\u524d\u53f0）<\/td>\n<\/tr>\n \n UID<\/td>\n \u7528\u6237ID<\/td>\n<\/tr>\n \n TIME<\/td>\n CPU\u65f6\u95f4<\/td>\n<\/tr>\n \n COMMAND<\/td>\n \u547d\u4ee4<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n a.\u7528 ps \u67e5<\/p>\n
ps axj | head -1 && ps ajx | grep tcp_server <\/p>\n
\u8f93\u51fa\u4e00\u5806\u4fe1\u606f，\u8fd8\u5f97\u81ea\u5df1\u627ePID\u3002<\/p>\n
b.\u7528 pidof \u67e5<\/p>\n
pidof tcp_server
\n# \u8f93\u51fa：2958285 <\/p>\n\u5e72\u51c0\u5229\u843d，\u53ea\u7ed9ID\u3002<\/p>\n
\u5e38\u7528\u573a\u666f<\/p>\n
pidof nginx # \u67e5nginx\u4e3b\u8fdb\u7a0bID
\npidof mysqld # \u67e5mysql\u8fdb\u7a0bID
\npidof sshd # \u67e5ssh\u670d\u52a1ID
\nkill -9 $(pidof tcp_server) # \u76f4\u63a5\u6740\u6389\u8fdb\u7a0b <\/p>\n\u6ce8\u610f\u5982\u679c\u6709\u591a\u4e2a\u540c\u540d\u8fdb\u7a0b，pidof\u00a0\u4f1a\u663e\u793a\u6240\u6709ID：<\/p>\n
pidof nginx
\n# \u8f93\u51fa：2034 2033 2032 （\u591a\u4e2a\u8fdb\u7a0b） <\/p>\n
\n\u56db.\u9a8c\u8bc1UDP – windows \u4f5c\u4e3aclient\u8bbf\u95eeLinux<\/h2>\n
\u5b66\u4e60\u8fd9\u4e2a\u52a0\u9910\u8bfe\u5185\u5bb9，\u53ef\u4ee5\u5148\u770b\u4e00\u4e0b\u8fd9\u7bc7\u535a\u5ba2，\u662f\u5b83\u7684\u524d\u63d0：\u3010Linux\u3011\u4e09\u5341\u4e8c.\u300aLinux \u7f51\u7edc\u7f16\u7a0b：UDP Socket \u7f16\u7a0b\u6df1\u5ea6\u68b3\u7406：IP \u7aef\u53e3\u3001\u7f51\u7edc\u5b57\u8282\u5e8f\u3001socket API，\u624b\u5199\u591a\u7ebf\u7a0b\u804a\u5929\u5ba4\u5de9\u56fa\u7f51\u7edc\u6a21\u578b\u300b-CSDN\u535a\u5ba2<\/p>\n
\u6765\u770b\u4ee3\u7801：<\/p>\n
#include <iostream>
\n#include <cstdio>
\n#include <thread>
\n#include <string>
\n#include <cstdlib>
\n#include <WinSock2.h>
\n#include <Windows.h><\/p>\n#pragma warning(disable : 4996)<\/p>\n
#pragma comment(lib, "ws2_32.lib")<\/p>\n
std::string serverip = ""; \/\/ \u586b\u5199\u4f60\u7684\u4e91\u670d\u52a1\u5668ip
\nuint16_t serverport = 8888; \/\/ \u586b\u5199\u4f60\u7684\u4e91\u670d\u52a1\u5f00\u653e\u7684\u7aef\u53e3\u53f7<\/p>\nint main()
\n{
\n WSADATA wsd;
\n WSAStartup(MAKEWORD(2, 2), &wsd);<\/p>\nstruct sockaddr_in server;
\n memset(&server, 0, sizeof(server));
\n server.sin_family = AF_INET;
\n server.sin_port = htons(serverport); \/\/?
\n server.sin_addr.s_addr = inet_addr(serverip.c_str());<\/p>\nSOCKET sockfd = socket(AF_INET, SOCK_DGRAM, 0);
\n if (sockfd == SOCKET_ERROR)
\n {
\n std::cout << "socker error" << std::endl;
\n return 1;
\n }
\n std::string message;
\n char buffer[1024];
\n while (true)
\n {
\n std::cout << "Please Enter@ ";
\n std::getline(std::cin, message);
\n if (message.empty()) continue;
\n sendto(sockfd, message.c_str(), (int)message.size(), 0, (struct sockaddr*)&server, sizeof(server));
\n struct sockaddr_in temp;
\n int len = sizeof(temp);
\n int s = recvfrom(sockfd, buffer, 1023, 0, (struct sockaddr*)&temp, &len);
\n if (s > 0)
\n {
\n buffer[s] = 0;
\n std::cout << buffer << std::endl;
\n }
\n }<\/p>\nclosesocket(sockfd);
\n WSACleanup();
\n return 0;
\n} <\/p>\n![\"\"](\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/09\/20260907235240-6a9f4e4855db0.png\")
<\/p>\n- \n
- \u6ce8\u610f：\u2f00\u5b9a\u8981\u5f00\u653e\u4e91\u670d\u52a1\u5668\u5bf9\u5e94\u7684\u7aef\u2f1d\u53f7，\u5728\u4f60\u7684\u963f\u2fa5\u4e91\u6216\u8005\u817e\u8baf\u4e91\u6216\u8005\u534e\u4e3a\u4e91\u7684\u2f79\u7ad9\u540e\u53f0\u4e2d\u5f00\u653e<\/span>\u3002<\/li>\n
- \u6211\u4eec\u53d1\u73b0\u53ef\u4ee5udp tcpclient(Windows)\u548ctcpserver(Linux)\u53ef\u4ee5\u901a\u4fe1<\/li>\n<\/ul>\n
\u5927\u81f4\u5185\u5bb9\u5982\u4e0b：<\/p>\n
WinSock2.h \u662f\u5565？<\/p>\n
Windows \u4e0b\u7f51\u7edc\u7f16\u7a0b\u7684\u5934\u6587\u4ef6，socket \u7f16\u7a0b\u5c31\u9760\u5b83\u3002<\/p>\n
\u4f7f\u7528\u524d\u8981\u51c6\u5907<\/p>\n
#include <WinSock2.h>
\n#pragma comment(lib, "ws2_32.lib") \/\/ \u5bf9\u5e94\u7684\u5e93\u6587\u4ef6 <\/p>\n\u5934\u6587\u4ef6\u544a\u8bc9\u7f16\u8bd1\u5668\u6709\u5565\u4e1c\u897f，\u5e93\u6587\u4ef6\u544a\u8bc9\u94fe\u63a5\u5668\u53bb\u54ea\u513f\u627e\u5b9e\u73b0，\u4e24\u4e2a\u90fd\u5f97\u6709\u3002<\/p>\n
\u4e3b\u8981\u7684\u4e1c\u897f<\/p>\n
- \n
- WSADATA：\u5b58 Winsock \u521d\u59cb\u5316\u4fe1\u606f<\/li>\n
- SOCKET：\u5957\u63a5\u5b57，\u7f51\u7edc\u901a\u4fe1\u5c31\u9760\u5b83<\/li>\n
- sockaddr_in：\u5b58 IP \u548c\u7aef\u53e3<\/li>\n
- socket()：\u521b\u5efa\u5957\u63a5\u5b57<\/li>\n
- bind()：\u7ed1\u5b9a\u5730\u5740\u7aef\u53e3<\/li>\n
- listen()：\u76d1\u542c<\/li>\n
- accept()：\u63a5\u53d7\u8fde\u63a5<\/li>\n<\/ul>\n
\nWSAStartup：\u5fc5\u987b\u7b2c\u4e00\u4e2a\u8c03<\/p>\n
\u5728\u8c03\u4efb\u4f55 socket \u51fd\u6570\u4e4b\u524d，\u5fc5\u987b\u5148\u521d\u59cb\u5316：<\/p>\n
WSADATA wsaData;
\nWSAStartup(MAKEWORD(2, 2), &wsaData); \/\/ \u7528 Winsock 2.2 \u7248\u672c <\/p>\n\u4e24\u4e2a\u53c2\u6570：<\/p>\n
- \n
- MAKEWORD(2, 2)：\u544a\u8bc9\u7cfb\u7edf\u6211\u8981\u7528 2.2 \u7248\u672c<\/li>\n
- &wsaData：\u7cfb\u7edf\u4f1a\u586b\u4e9b\u4fe1\u606f\u8fdb\u53bb<\/li>\n<\/ul>\n
\u6210\u529f\u8fd4\u56de 0，\u5931\u8d25\u8fd4\u56de\u9519\u8bef\u7801\u3002<\/p>\n
\nWSACleanup：\u7528\u5b8c\u8bb0\u5f97\u6536\u5c3e<\/p>\n
MAKEWORD(2, 2)：\u544a\u8bc9\u7cfb\u7edf\u6211\u8981\u7528 2.2 \u7248\u672c<\/p>\n
&wsaData：\u7cfb\u7edf\u4f1a\u586b\u4e9b\u4fe1\u606f\u8fdb\u53bb <\/p>\n
\u6d41\u7a0b\u5982\u4e0b：<\/p>\n
#include <WinSock2.h>
\n#pragma comment(lib, "ws2_32.lib")<\/p>\nint main() {
\n WSADATA wsaData;<\/p>\n\/\/ \u7b2c\u4e00\u6b65：\u521d\u59cb\u5316
\n WSAStartup(MAKEWORD(2, 2), &wsaData);<\/p>\n\/\/ \u7b2c\u4e8c\u6b65：\u7528 socket\u3001bind\u3001listen\u3001accept \u5e72\u6d3b<\/p>\n
\/\/ \u7b2c\u4e09\u6b65：\u6e05\u7406
\n WSACleanup();
\n} <\/p>\nWindows \u5199\u7f51\u7edc\u7a0b\u5e8f，\u5148 WSAStartup \u521d\u59cb\u5316，\u6700\u540e WSACleanup \u6536\u5c3e\u3002\u00a0\u8fd9\u5957\u6d41\u7a0b\u56fa\u5b9a，\u5199\u5565\u7f51\u7edc\u7a0b\u5e8f\u90fd\u9003\u4e0d\u6389\u3002<\/p>\n
\u4e94.\u5982\u4f55\u5f00\u653e\u8f7b\u91cf\u7ea7\u5e94\u7528\u670d\u52a1\u5668<\/h2>\n
1.\u6211\u88c5\u7684\u817e\u8baf\u4e91，\u70b9\u51fb\u63a7\u5236\u53f0<\/p>\n
![\"\"](\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/09\/20260907235240-6a9f4e487a9b9.png\")
<\/p>\n2.\u70b9\u51fb\u8f7b\u91cf\u7ea7\u5e94\u7528\u670d\u52a1\u5668：<\/p>\n
![\"\"](\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/09\/20260907235240-6a9f4e48efb30.png\")
<\/p>\n![\"\"](\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/09\/20260907235241-6a9f4e492ed3c.png\")
<\/p>\n![\"\"](\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/09\/20260907235241-6a9f4e494f4cd.png\")
<\/p>\n3.\u6dfb\u52a0\u89c4\u5219：<\/p>\n
![\"\"](\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/09\/20260907235241-6a9f4e496c873.png\")
<\/p>\n4.\u5f04\u597d\u662f\u8fd9\u4e2a\u6837\u5b50：<\/p>\n
![\"\"](\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/09\/20260907235241-6a9f4e49a2ed2.png\")
<\/p>\n","protected":false},"excerpt":{"rendered":"\u4e00.\u8bfb\u8005\u5199\u8005\u95ee\u9898
\n\u8fd9\u4e2a\u95ee\u9898\u662f\u5565： \u591a\u4e2a\u7ebf\u7a0b\u8981\u8bfb\u8981\u5199\u540c\u4e00\u4efd\u6570\u636e，\u600e\u4e48\u534f\u8c03\u4e0d\u6253\u67b6\u3002 \u8bfb\u7684\u4eba\u4e4b\u95f4\u6ca1\u4e8b，\u53ef\u4ee5\u4e00\u8d77\u8bfb\u3002\u4f46\u53ea\u8981\u6709\u4eba\u8981\u5199，\u5176\u4ed6\u4eba（\u4e0d\u7ba1\u662f\u8bfb\u7684\u8fd8\u662f\u5199\u7684）\u90fd\u5f97\u7b49\u7740\u3002 \u8fdb\u884c321\u539f\u5219：
\n3\u79cd\u5173\u7cfb \u8bfb\u8005\u548c\u8bfb\u8005：\u6ca1\u5173\u7cfb，\u968f\u4fbf\u4e00\u8d77\u8bfb \u5199\u8005\u548c\u5199\u8005：\u4e0d\u80fd\u540c\u65f6\u5199，\u5f97\u6392\u961f \u8bfb\u8005\u548c\u5199\u8005：\u5199\u7684\u65f6\u5019\u4e0d\u80fd\u8bfb，\u8bfb\u7684\u65f6<\/p>\n","protected":false},"author":2,"featured_media":102133,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[11671,11670,11669,58,122],"topic":[],"class_list":["post-102149","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-server","tag-11671","tag-11670","tag-11669","tag-linux","tag-122"],"yoast_head":"\n\u3010Linux\u7f51\u7edc\u52a0\u9910\uff08\u4e00\uff09\u3011\u300a\u8bfb\u8005\u5199\u8005\u95ee\u9898\u4e0e\u8bfb\u5199\u9501\uff0c\u81ea\u65cb\u9501\uff0c\u7f51\u7edc\u547d\u4ee4\uff0cWindows \u4f5c\u4e3a UDP \u5ba2\u6237\u7aef\u8bbf\u95ee Linux \u670d\u52a1\u5668\u4ee5\u53ca\u5982\u4f55\u5f00\u653e\u8f7b\u91cf\u7ea7\u5e94\u7528\u670d\u52a1\u5668\u300b-\u8be6\u89e3 - 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