{"id":947,"date":"2013-03-23T11:32:22","date_gmt":"2013-03-23T03:32:22","guid":{"rendered":"http:\/\/www.dogeye.net\/?p=947"},"modified":"2013-03-23T11:32:22","modified_gmt":"2013-03-23T03:32:22","slug":"%e6%88%91%e7%9a%84bug%e5%a4%a7%e5%85%a8%e3%80%82","status":"publish","type":"post","link":"https:\/\/ykyi.net\/?p=947","title":{"rendered":"\u6211\u7684BUG\u5927\u5168\u3002"},"content":{"rendered":"

\u5728\u8fd9\u91cc\u8bb0\u4e0b\u6211\u7684\u7a0b\u5e8fBUG<\/p>\n

buff\u6ea2\u51fa\u540e\uff0c\u628a\u6808\u7834\u574f\u4e86\uff0c\u8fd9\u4e2a\u7ebf\u7a0b\u4e5f\u6ca1\u5d29\u6e83\uff0c\u4e00\u76f4\u6b7b\u5faa\u73af\u5728\u4e00\u5c0f\u6bb5\u4e0d\u53ef\u77e5\u7684\u4ee3\u7801\u91cc\u3002<\/h1>\n

#\u8c03\u7528getaddrinfo\u5f88\u591a\u6b21\u4ee5\u540e\uff0cgetaddrinfo\u62a5\u9519\uff1aNo address associated with NAME\u3002\u975e\u5e38\u5730\u5947\u602a\u5440\u540e\u6765\u628a\u540c\u6837\u7684\u7a0b\u5e8f\u90e8\u7f72\u5230\u6bd4\u8f83\u65e7\u7684linux\u4e0a\uff0c\u62a5\u9519: Too many open files\u3002\u624d\u660e\u767d\uff0c\u539f\u6765fd\u88ab\u7528\u5149\u4e86\u3002\u56de\u5934\u518d\u68c0\u67e5\u76f8\u5173\u4ee3\u7801\uff0c\u679c\u7136\u5982\u6b64~\u8865\u4e0aclose(fd)\u540e\uff0cgetaddrinfo\u7684\u95ee\u9898\u4e5f\u89e3\u51b3\u4e86\u3002\u542f\u53d1\u662f\uff1a1. \u6709\u4e9b\u62a5\u9519\u4fe1\u606f\u5176\u5b9e\u79bb\u771f\u6b63\u7684\u9519\u8bef\u539f\u56e0\u5f88\u8fdc\u30022. \u4e00\u4e2a\u7cfb\u7edf\u8c03\u7528\u4e00\u5f00\u59cb\u6b63\u5e38\uff0c\u8dd1\u4e86\u5f88\u591a\u6b21\u540e\u5931\u8d25\uff0c\u5e94\u8be5\u6000\u7591\u662f\u4e0d\u662f\u6709\u8d44\u6e90\u6cc4\u9732\u3002<\/del><\/p>\n

#\u628auint_t\u7c7b\u578b\u8d4b\u503c\u7ed9std::string\u65f6\uff0c\u4f1a\u5d29\u6e83\u5728std::string\u91cc\u9762\u3002<\/p>\n

#\u5f53\u4e00\u4e2a\u9884\u671f\u7edf\u4e00\u7684\u89c4\u5219\u51fa\u73b0\u7279\u4f8b\u7684\u65f6\u5019\u5bb9\u6613\u51fa\u73b0BUG. \u5173\u8054\u8ba2\u5355\uff0c\u5173\u8054\u7247\u533a\uff0c\u5165\u8d27\u5730\u5740\u90fd\u6307\u53d7YYYY-MM-DD HH:MM:SS\u7684\u65f6\u95f4\u6233\uff0c\u4f46\u540c\u673a\u5206\u6790\u63a5\u53d7\u7684\u65f6\u95f4\u6233\u5374\u662fYYYYMMDD\u67d0\u4e00\u5929\u7684\u65f6\u95f4\u6233\u3002\u6709\u4e00\u4e2a\u7ec4\u5408\u9700\u6c42\u662f\u540c\u65f6\u5bfc\u51fa\u4e0a\u8ff04\u4e2a\u5c0f\u9700\u6c42\u65f6\uff0c\u7531\u4e8e\u4f20\u5165\u7684\u65f6\u95f4\u6233\u53c2\u6570\u4e0d\u4e00\u81f4\u5bfc\u81f4\u4e86BUG.<\/p>\n

vector::push_back\u53ef\u80fd\u4f1a\u91cd\u65b0\u5206\u914dvector\u7684\u5185\u5b58\uff0c\u5bfc\u81f4\u6307\u5411\u4e4b\u524d\u5143\u7d20\u7684\u5f15\u7528\u548c\u6307\u9488\u5931\u6548.\u4e00\u4e2astd::function\u6301\u6709\u4e00\u4e2astd::ref\u6307\u5411vector\u4e2d\u7684\u4e00\u4e2a\u5143\u7d20\uff0c\u5f53\u8fd9\u4e2afuncction\u88ab\u8c03\u7528\u7684\u65f6\u5019\uff0cvector\u4e2d\u7684\u8fd9\u4e2a\u5143\u7d20\u5df2\u7ecf\u5931\u6548\u4e86\u3002<\/h1>\n

# \u7528boost::optional\u8bb0\u5f55\u4e00\u4e2a\u4fe1\u606f\u3002\u8fd9\u4e2a\u4fe1\u606f\u6ca1\u53ca\u65f6\u5728clear\u51fd\u6570\u91cc\u505a\u6e05\u7406\u3002\u4e8e\u662f\uff0c\u89c2\u5bdf\u5230\u7684\u60c5\u51b5\u65f6\uff0c\u8fd9\u4e2a\u4fe1\u606f\u603b\u662f\u88ab\u6253\u5370\u3002\u4f46\u4e00\u5f00\u59cb\uff0c\u6211\u4eec\u5374\u6000\u7591\u662f\u53e6\u5916\u7684\u51fd\u6570\u4e0d\u7a33\u5b9a\u800c\u91cd\u65b0\u751f\u6210\u4e86\u8be5\u4fe1\u606f\u3002<\/span><\/p>\n

\u5728\u5199\u4e00\u4e2a\u5339\u914d\u51fd\u6570\u65f6\uff0c\u5f85\u5339\u914d\u64cd\u4f5c\u6570\u662f\u4e00\u4e2a\u5b57\u7b26\u4e32\uff0c\u6211\u6ca1\u6709\u8003\u8651\u5b57\u7b26\u4e32\u662f\u7a7a\u4e32\u7684\u60c5\u51b5\u3002<\/h1>\n

\u5728\u6bd4\u8f83\u65e7\u7684gcc 4.1.2\u4e0a\u628ashared_ptr\u8d4b\u7ed9\u00a0weak_ptr\u65f6\uff0c\u5d29\u6e83\u3002\u6e83\u5728atomic_exchange_and_add\u3002\u4e00\u5f00\u59cb\u6000\u7591\u662f\u65e7\u7248gcc\u5bf9boost\u7684\u667a\u80fd\u6307\u9488\u652f\u6301\u7684\u4e0d\u591f\u597d\uff0c\u540e\u6765\u53d1\u73b0\u662f\u56e0\u4e3aweak_ptr\u6b64\u65f6\u5df2\u7ecf\u5931\u6548\u4e86\u3002\u539f\u56e0\u662f\u7528handler\u7684\u53c2\u6570\u6301\u7528shared_ptr\u7684\u5f15\u7528\u505a\u751f\u547d\u671f\u7ba1\u7406\u65f6\uff0c\u4f20\u9519\u4e86\u53c2\u6570\uff0c\u4f7f\u5f97\u8fd9\u4e2a\u5bf9\u8c61\u5df2\u7ecf\u88ab\u9500\u6bc1\u4e86\u3002<\/h1>\n

\u73b0\u8c61\uff1a\u4e00\u4e2a\u4f9d\u8d56\u67d0\u5e03\u5c14\u53d8\u91cf\u7684\u903b\u8f91\u5927\u591a\u6570\u65f6\u5019\u6b63\u5e38\uff0c\u5c11\u90e8\u5206\u65f6\u95f4\u5f02\u5e38\u3002\u671f\u671b\u8fd9\u4e2a\u5e03\u5c14\u53d8\u91cf\u662ffalse\uff0c\u6709\u65f6\u5019\u964c\u540d\u5176\u5999\u53d8\u6210\u4e86true\u3002<\/h1>\n

\u539f\u56e0\u662f\u6b64\u5e03\u5c14\u53d8\u91cf\u672a\u88ab\u521d\u59cb\u5316\uff0c\u5927\u591a\u6570\u65f6\u5019\u5b83\u7684\u503c\u662ffalse\uff0c\u4f46\u6709\u65f6\u5374\u4e0d\u662f\u3002<\/p>\n

#. \u73b0\u8c61rmap_item\u6cc4\u9732.<\/p>\n

Fix it: \u5355\u94fe\u8868\u63d2\u5165\u65b0\u7ed3\u70b9\u65f6\u6307\u9488\u64cd\u4f5c\u51fa\u9519\u3002\u5e94\u8be5\u662fnew->rmap_list = item\uff0c\u88ab\u6211\u5199\u6210 new->rmap_list = (<\/em>item)->rmap_list.<\/p>\n

#. \u6211\u610f\u56fe\u6ce8\u91ca\u6389\u67d0\u884c\u4ee3\u7801\uff0c\u5374\u9b3c\u4f7f\u795e\u5dee\u6ce8\u91ca\u9519\u4e86\u4e00\u884c\u4ee3\u7801\u3002<\/p>\n

#. \u53d8\u91cf\u540d\u00a0pkt \u548cptr \u5f88\u50cf\uff0c\u5728\u7528memcpy\u51fd\u6570\u65f6\u7528\u9519\u4e86\u53d8\u91cf\u5bfc\u81f4bug. \u4e00\u5757\u5185\u5b58\u88ab\u83ab\u540d\u5176\u5999\u7684\u4fee\u6539\u4e86\uff0c\u5f88\u6709\u53ef\u80fd\u662f\u56e0\u4e3a\u50cf\u521a\u624d\u8fd9\u6837\u5199\u8fd9\u5757\u51fd\u6570\u7684\u53c2\u6570\u586b\u9519\u4e86\u3002<\/p>\n

#.\u00a0_sessions.erase(ite++);\u5220\u9664\u4e86_sessions\u7ef4\u62a4\u7684\u4e00\u4e2a\u5bf9\u8c61.\u5bf9\u8c61\u7684\u6790\u6784\u88ab\u8c03\u7528\uff0c\u4f1a\u6709\u4e00\u8fde\u4e32\u5bf9\u8c61\u7684\u6790\u6784\u56e0\u6b64\u800c\u88ab\u8c03\u7528\u3002\u8fd9\u4e9b\u5bf9\u8c61\u4e2d\u7684\u6307\u9488\u5f88\u53ef\u80fd\u5c31\u5931\u6548\u4e86\u3002\u4f46\u662f\uff0c\u5728\u4ee3\u7801\u7684\u5176\u5b83\u5730\u65b9\u8fd8\u80fd\u62ff\u5230\u8fd9\u4e2a\u6307\u9488\u3002\u91ce\u6307\u9488\u554a\uff01\uff01\uff01\u4eca\u5929\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\u662fsession\u7ef4\u62a4\u7684ip_pkt\u5bf9\u8c61\u90fd\u88ab\u6790\u6784\u4e86\uff0cip_pkt\u4e2d\u7684\u6307\u9488\u4e5f\u90fd\u5931\u6548\u4e86\u3002\u4e8e\u662f\uff0c\u4e00\u4f7f\u7528\u91ce\u6307\u9488\uff0c\u5d29\u6e83\u4e86\u3002<\/p>\n

#. \u5220\u9664\u6570\u636e\u65f6\uff0c\u603b\u662f\u8981\u6ce8\u610f\u5176\u5b83\u4ee3\u7801\u4e2d\u6307\u5411\u8fd9\u4e9b\u88ab\u5220\u9664\u6570\u636e\u7684\u5f15\u7528\u6216\u6307\u9488\u3002<\/p>\n

#. \u89e3\u5f15\u7528container.end()\u8fd4\u56de\u7684\u8fed\u4ee3\u5668\u4f1a\u5d29\u6e83\u3002<\/p>\n

#. \u8fd9\u662f\u4e2a\u817e\u8baf\u89c6\u9891\u5e7f\u544a\u6295\u653e\u7ec4\u7684bug.\u00a0\u4e00\u4e2a\u7ebf\u7a0b\u8d1f\u8d23\u5f00\uff0c\u5173FD\u3002\u53e6\u4e00\u4e2a\u7ebf\u7a0b\u8bfb\u5199FD\u3002\u4e24\u4e2a\u7ebf\u7a0b\u7684\u7ade\u4e89\u6761\u4ef6\u9020\u6210\u4e86BUG.<\/p>\n

#. \u5199\u4ee3\u7801\u65f6\u5077\u61d2\u590d\u5236\u4ee3\u7801\uff0c\u7136\u540e\u5fd8\u8bb0\u505a\u76f8\u5e94\u66f4\u6539\uff0c\u89c6\u89c9\u4e0a\u5f88\u96be\u5728\u7b2c\u4e00\u65f6\u95f4\u5bdf\u89c9\uff0c\u5374\u5728\u540e\u671f\u82b1\u8d39\u4e86\u51e0\u500d\u65f6\u95f4\u8c03\u8bd5\u7a0b\u5e8f\u3002<\/p>\n

#. \u5199\u5224\u65ad\u8bed\u53e5\u65f6\uff0c\u5224\u65ad\u8868\u8fbe\u793a\u5982 container.empty()\u4e4b\u524d\u662f\u5426\u8981\u53d6\u53cd\uff0c\u7ecf\u5e38\u641e\u9519\u3002<\/p>\n

#. htonl \u5199\u6210 htons<\/p>\n

#. std::distance \u8ba1\u7b97\u4e24\u4e2a\u8fed\u4ee3\u5668\u4e4b\u95f4\u8ddd\u79bb\u65f6\u6b7b\u5faa\u73af\uff0c\u662f\u56e0\u4e3a\u8fed\u4ee3\u5668\u6ca1\u6709\u521d\u59cb\u5316\u3002\u800c\u6211\u4e4b\u524d\u60f3\uff0c\u4f5c\u521d\u59cb\u5316\u5de5\u4f5c\u7684\u51fd\u6570\u5df2\u7ecf\u8c03\u7528\u4e86\uff0c\u5b9e\u9645\u4e0a\u5e76\u6ca1\u6709\u88ab\u8c03\u7528\u3002<\/span><\/p>\n

#. \u6ca1\u6ce8\u610f\u51fd\u6570\u7684\u8fd4\u56de\u503c. \u6709\u65f6\u51fd\u6570\u8fd4\u56de0\u65f6\u8868\u793a\u6210\u529f\uff0c\u5373true\u7684\u542b\u4e49\u3002\u6240\u4ee5\u770b\u5230\u4e00\u4e9b\u548c\u9884\u671f\u521a\u597d\u76f8\u53cd\u7684\u73b0\u8c61\u65f6\uff0c\u5e94\u8be5\u8003\u8651\u662f\u4e0d\u662f\u51fa\u73b0\u4e86\u8fd9\u6837\u7684\u9519\u8bef\u3002<\/span><\/p>\n

#. \u53c8\u662f\u8fed\u4ee3\u5668\u5931\u6548\u3002erase(ite++), continue\uff0c\u4f46\u662ffor\u5faa\u73af\u91cc\u6709++ite\u3002\u7ed3\u679c\u8fed\u4ee3\u5668\u88ab\u52a0\u4e86\u4e24\u6b21\u3002<\/p>\n

#. \u8ffd\u8e2a\u5230\u539f\u56e0\u662f\u91ce\u6307\u9488\u3002\u91ce\u6307\u9488\u7684\u7279\u70b9\u662f\u5728\u8c03\u8bd5\u5668\u91cc\u4f1a\u770b\u5230\u4e71\u4e03\u516b\u7cdf\u7684\u503c\uff0c\u5982\u679c\u53ea\u770b\u4e00\u4e9b\u6807\u5fd7\u53d8\u91cf\u4f1a\u8ba9\u4eba\u89c9\u5f97\u98a0\u8986\u4e86\u4e4b\u524d\u5efa\u7acb\u7684\u903b\u8f91\uff0c\u4e8e\u662f\u53c8\u53bb\u8ddf\u8e2a\u903b\u8f91\u6709\u6ca1\u6709\u95ee\u9898\u3002\u800c\u8fd9\u6b21bug,\u903b\u8f91\u672c\u8eab\u6ca1\u9519\uff0c\u800c\u5e94\u8be5\u53bb\u627e\u91ce\u6307\u9488\u662f\u5982\u4f55\u4ea7\u751f\u7684\u3002\u8fd9\u6b21\u7684\u91ce\u6307\u9488\u4ea7\u751f\u662f\u56e0\u4e3a\u8d1f\u6570\u53d6\u6a21\u540e\u5f97\u5230\u8d1f\u6570\uff0c\u53c8\u7528\u8fd9\u4e2a\u8d1f\u6570\u4f5c\u4e3a\u7d22\u5f15\u53bb\u62ff\u5bf9\u8c61\uff0c\u7ed3\u679c\u62ff\u5230\u4e86\u65e0\u6548\u7684\u5bf9\u8c61\u3002\u8fd9\u6b21\u7684\u7ecf\u9a8c\u662f\uff0c\u5373\u4f7f\u662f\u8d85\u7ea7\u7b80\u5355\u7684\u4e00\u4e9b\u903b\u8f91\uff0c\u89c9\u5f97\u81ea\u5df1\u4e00\u5b9a\u80fd\u4fdd\u5b9a\u7d22\u5f15\u662f\u7528\u6548\u7684\uff0c\u4f46\u4e00\u4e9b\u4e0d\u7ecf\u610f\u7684\u4ee3\u7801\u7ed9\u4f60\u751f\u4ea7\u4e86\u4e0d\u5408\u6cd5\u7684\u7d22\u5f15\uff0c\u4e8e\u662f\u82b1\u8d39\u5927\u91cf\u65f6\u95f4\u8ffd\u8e2a\u3002\u5bf9\u7b80\u5355\u7684\u5224\u65ad\u591a\u4e0b\u8bca\u65ad\u5594\uff01<\/p>\n

\u5728\u5b9e\u73b0\u4e00\u4e2aclone\u51fd\u6570\u65f6\uff0cnew\u51fa\u4e86\u65b0\u7684\u5bf9\u8c61\uff0c\u60f3\u8981\u5f15\u7528\u65b0\u5bf9\u8c61\u7684\u6570\u636e\u7684\u65f6\u5019\u5f88\u5bb9\u6613\u5fd8\u7528\u65b0\u5bf9\u8c61\u7684\u5f15\u7528\u6765\u5f15\u7528\u65b0\u5bf9\u8c61\u7684\u6570\u636e\uff0c\u4e8e\u662f\u65b0\u5bf9\u8c61\u7684\u6570\u636e\u5e76\u6ca1\u6709\u6b63\u5e38\u8d4b\u503c\uff0c\u53c8\u5199\u574f\u4e86this\u7684\u6570\u636e\u3002<\/h1>\n

\u53c8\u662f\u6307\u9488\u64cd\u4f5c\u8d8a\u754c\uff0c\u56e0\u4e3a\u5404\u79cdlength\u8ba1\u7b97\u51fa\u9519\u3002<\/h1>\n

timer\u8868\u793a\u4e00\u4e2a\u5c40\u90e8\u5b9a\u65f6\u5668\uff0c timer_\u662f\u4e00\u4e2aclass\u7684\u5b9a\u65f6\u5668\u3002\u56e0\u4e3a\u6ca1\u770b\u5230\u4e0b\u5212\u7ebf\u641e\u9519\u4e86\uff01\uff01\uff01<\/del><\/h1>\n

\u4e00\u4e2a\u6307\u5411char \u7684 ite\uff0c\u89e3\u5f15\u7528\u8fd9\u4e2aite\u540e\u8d4b\u7ed9 int\uff0c\u56e0\u4e3achar\u662f\u6709\u7b26\u53f7\u7684\uff0cint\u4e5f\u662f\u6709\u7b26\u53f7\uff0c\u6240\u4ee5\u5f53char\u662f\u8d1f\u6570\u65f6int\u4e5f\u662f\u8d1f\u6570\u3002<\/h1>\n

\u4e24\u4e2a\u5bb9\u5668\u4e2d\u5b58\u653e\u4e86\u6307\u9488\u6307\u5411\u540c\u4e00\u6279\u5bf9\u8c61\u3002\u6e05\u7406\u7684\u65f6\u5019\uff0cdelete\u4e86A\u5bb9\u5668\u4e2d\u7684\u6307\u9488\u6307\u5411\u7684\u5806\u7a7a\u95f4\u5411\uff0c\u7ed9A\u8c03\u7528\u4e86clear\u3002\u4f46\u662f\uff0cB\u5bb9\u5668\u5fd8\u8bb0clear\u4e86\u3002\u7ed3\u679c\uff0cB\u5bb9\u5668\u4e2d\u7684\u6307\u9488\u90fd\u53d8\u6210\u4e86\u91ce\u6307\u9488\u3002<\/h1>\n

\u4e24\u4e2a\u5d4c\u5957\u7684\u5185\u5916\u5faa\u73af\u3002\u5916\u5faa\u73af\u7528 i, \u5185\u5faa\u73af\u7528 j\uff0c\u7b97\u6cd5\u8981\u7528j \u7684\u65f6\u5019\u5199\u4e86 i\u3002<\/h1>\n

\u5982\u679c\u6ca1\u6709\u521d\u59cb\u5316\uff0c\u7b97\u6cd5\u7684\u6838\u5fc3\u90e8\u5206\u662f\u6ca1\u529e\u6cd5\u5de5\u4f5c\u7684\uff0c\u4f46\u53c8\u4e0d\u62a5\u9519\u3002\u67e5\u4e86\u597d\u4e45\uff0c\u539f\u6765\u65e7\u4ee3\u7801\u5199\u7684\u4e00\u4e2a\u7c7b\u628a\u505a\u7684\u6700\u91cd\u7684\u4e1a\u52a1\u4e5f\u5199\u5728\u6784\u9020\u51fd\u6570\u91cc\u3002\u800c\u6211\u7684\u52a0\u901f\u7528\u7684hash\u8868\u7684\u521d\u59cb\u5316\u653e\u5728\u6784\u9020\u51fd\u6570\u7684\u6700\u540e\u4e00\u884c\uff0c\u7ed3\u679chash\u8868\u6ca1\u521d\u59cb\u5316\u5c31\u5f00\u59cb\u8dd1\u6700\u91cd\u7684\u6838\u5fc3\u4e1a\u52a1\u4e86\u3002\u4e8e\u662f\u52a0\u901f\u54c8\u5e0c\u8868\u5b8c\u5168\u6ca1\u8d77\u4f5c\u7528\u8fd8\u5bfc\u81f4\u4e86BUG,\u67e5\u4e86\u597d\u4e45\u3002<\/h1>\n

 <\/p>\n","protected":false},"excerpt":{"rendered":"

\u5728\u8fd9\u91cc\u8bb0\u4e0b\u6211\u7684\u7a0b\u5e8fBUG buff\u6ea2\u51fa\u540e\uff0c\u628a\u6808\u7834\u574f\u4e86\uff0c\u8fd9\u4e2a\u7ebf\u7a0b\u4e5f\u6ca1\u5d29\u6e83\uff0c\u4e00\u76f4\u6b7b\u5faa\u73af\u5728\u4e00\u5c0f\u6bb5\u4e0d\u53ef\u77e5\u7684\u4ee3\u7801\u91cc\u3002 #\u8c03\u7528getaddrinfo\u5f88\u591a\u6b21\u4ee5\u540e\uff0cgetaddrinfo\u62a5\u9519\uff1aNo address associated with NAME\u3002\u975e\u5e38\u5730\u5947\u602a\u5440\u540e\u6765\u628a\u540c\u6837\u7684\u7a0b\u5e8f\u90e8\u7f72\u5230\u6bd4\u8f83\u65e7\u7684linux\u4e0a\uff0c\u62a5\u9519: Too many open files\u3002\u624d\u660e\u767d\uff0c\u539f\u6765fd\u88ab\u7528\u5149\u4e86\u3002\u56de\u5934\u518d\u68c0\u67e5\u76f8\u5173\u4ee3\u7801\uff0c\u679c\u7136\u5982\u6b64~\u8865\u4e0aclose(fd)\u540e\uff0cgetaddrinfo\u7684\u95ee\u9898\u4e5f\u89e3\u51b3\u4e86\u3002\u542f\u53d1\u662f\uff1a1. \u6709\u4e9b\u62a5\u9519\u4fe1\u606f\u5176\u5b9e\u79bb\u771f\u6b63\u7684\u9519\u8bef\u539f\u56e0\u5f88\u8fdc\u30022. \u4e00\u4e2a\u7cfb\u7edf\u8c03\u7528\u4e00\u5f00\u59cb\u6b63\u5e38\uff0c\u8dd1\u4e86\u5f88\u591a\u6b21\u540e\u5931\u8d25\uff0c\u5e94\u8be5\u6000\u7591\u662f\u4e0d\u662f\u6709\u8d44\u6e90\u6cc4\u9732\u3002 #\u628auint_t\u7c7b\u578b\u8d4b\u503c\u7ed9std::string\u65f6\uff0c\u4f1a\u5d29\u6e83\u5728std::string\u91cc\u9762\u3002 #\u5f53\u4e00\u4e2a\u9884\u671f\u7edf\u4e00\u7684\u89c4\u5219\u51fa\u73b0\u7279\u4f8b\u7684\u65f6\u5019\u5bb9\u6613\u51fa\u73b0BUG. \u5173\u8054\u8ba2\u5355\uff0c\u5173\u8054\u7247\u533a\uff0c\u5165\u8d27\u5730\u5740\u90fd\u6307\u53d7YYYY-MM-DD HH:MM:SS\u7684\u65f6\u95f4\u6233\uff0c\u4f46\u540c\u673a\u5206\u6790\u63a5\u53d7\u7684\u65f6\u95f4\u6233\u5374\u662fYYYYMMDD\u67d0\u4e00\u5929\u7684\u65f6\u95f4\u6233\u3002\u6709\u4e00\u4e2a\u7ec4\u5408\u9700\u6c42\u662f\u540c\u65f6\u5bfc\u51fa\u4e0a\u8ff04\u4e2a\u5c0f\u9700\u6c42\u65f6\uff0c\u7531\u4e8e\u4f20\u5165\u7684\u65f6\u95f4\u6233\u53c2\u6570\u4e0d\u4e00\u81f4\u5bfc\u81f4\u4e86BUG. vector::push_back\u53ef\u80fd\u4f1a\u91cd\u65b0\u5206\u914dvector\u7684\u5185\u5b58\uff0c\u5bfc\u81f4\u6307\u5411\u4e4b\u524d\u5143\u7d20\u7684\u5f15\u7528\u548c\u6307\u9488\u5931\u6548.\u4e00\u4e2astd::function\u6301\u6709\u4e00\u4e2astd::ref\u6307\u5411vector\u4e2d\u7684\u4e00\u4e2a\u5143\u7d20\uff0c\u5f53\u8fd9\u4e2afuncction\u88ab\u8c03\u7528\u7684\u65f6\u5019\uff0cvector\u4e2d\u7684\u8fd9\u4e2a\u5143\u7d20\u5df2\u7ecf\u5931\u6548\u4e86\u3002 # \u7528boost::optional\u8bb0\u5f55\u4e00\u4e2a\u4fe1\u606f\u3002\u8fd9\u4e2a\u4fe1\u606f\u6ca1\u53ca\u65f6\u5728clear\u51fd\u6570\u91cc\u505a\u6e05\u7406\u3002\u4e8e\u662f\uff0c\u89c2\u5bdf\u5230\u7684\u60c5\u51b5\u65f6\uff0c\u8fd9\u4e2a\u4fe1\u606f\u603b\u662f\u88ab\u6253\u5370\u3002\u4f46\u4e00\u5f00\u59cb\uff0c\u6211\u4eec\u5374\u6000\u7591\u662f\u53e6\u5916\u7684\u51fd\u6570\u4e0d\u7a33\u5b9a\u800c\u91cd\u65b0\u751f\u6210\u4e86\u8be5\u4fe1\u606f\u3002 \u5728\u5199\u4e00\u4e2a\u5339\u914d\u51fd\u6570\u65f6\uff0c\u5f85\u5339\u914d\u64cd\u4f5c\u6570\u662f\u4e00\u4e2a\u5b57\u7b26\u4e32\uff0c\u6211\u6ca1\u6709\u8003\u8651\u5b57\u7b26\u4e32\u662f\u7a7a\u4e32\u7684\u60c5\u51b5\u3002 \u5728\u6bd4\u8f83\u65e7\u7684gcc 4.1.2\u4e0a\u628ashared_ptr\u8d4b\u7ed9\u00a0weak_ptr\u65f6\uff0c\u5d29\u6e83\u3002\u6e83\u5728atomic_exchange_and_add\u3002\u4e00\u5f00\u59cb\u6000\u7591\u662f\u65e7\u7248gcc\u5bf9boost\u7684\u667a\u80fd\u6307\u9488\u652f\u6301\u7684\u4e0d\u591f\u597d\uff0c\u540e\u6765\u53d1\u73b0\u662f\u56e0\u4e3aweak_ptr\u6b64\u65f6\u5df2\u7ecf\u5931\u6548\u4e86\u3002\u539f\u56e0\u662f\u7528handler\u7684\u53c2\u6570\u6301\u7528shared_ptr\u7684\u5f15\u7528\u505a\u751f\u547d\u671f\u7ba1\u7406\u65f6\uff0c\u4f20\u9519\u4e86\u53c2\u6570\uff0c\u4f7f\u5f97\u8fd9\u4e2a\u5bf9\u8c61\u5df2\u7ecf\u88ab\u9500\u6bc1\u4e86\u3002 \u73b0\u8c61\uff1a\u4e00\u4e2a\u4f9d\u8d56\u67d0\u5e03\u5c14\u53d8\u91cf\u7684\u903b\u8f91\u5927\u591a\u6570\u65f6\u5019\u6b63\u5e38\uff0c\u5c11\u90e8\u5206\u65f6\u95f4\u5f02\u5e38\u3002\u671f\u671b\u8fd9\u4e2a\u5e03\u5c14\u53d8\u91cf\u662ffalse\uff0c\u6709\u65f6\u5019\u964c\u540d\u5176\u5999\u53d8\u6210\u4e86true\u3002 \u539f\u56e0\u662f\u6b64\u5e03\u5c14\u53d8\u91cf\u672a\u88ab\u521d\u59cb\u5316\uff0c\u5927\u591a\u6570\u65f6\u5019\u5b83\u7684\u503c\u662ffalse\uff0c\u4f46\u6709\u65f6\u5374\u4e0d\u662f\u3002 #. \u73b0\u8c61rmap_item\u6cc4\u9732. Fix it: \u5355\u94fe\u8868\u63d2\u5165\u65b0\u7ed3\u70b9\u65f6\u6307\u9488\u64cd\u4f5c\u51fa\u9519\u3002\u5e94\u8be5\u662fnew->rmap_list = item\uff0c\u88ab\u6211\u5199\u6210 new->rmap_list = (item)->rmap_list. #. \u6211\u610f\u56fe\u6ce8\u91ca\u6389\u67d0\u884c\u4ee3\u7801\uff0c\u5374\u9b3c\u4f7f\u795e\u5dee\u6ce8\u91ca\u9519\u4e86\u4e00\u884c\u4ee3\u7801\u3002 #. \u53d8\u91cf\u540d\u00a0pkt \u548cptr \u5f88\u50cf\uff0c\u5728\u7528memcpy\u51fd\u6570\u65f6\u7528\u9519\u4e86\u53d8\u91cf\u5bfc\u81f4bug. \u4e00\u5757\u5185\u5b58\u88ab\u83ab\u540d\u5176\u5999\u7684\u4fee\u6539\u4e86\uff0c\u5f88\u6709\u53ef\u80fd\u662f\u56e0\u4e3a\u50cf\u521a\u624d\u8fd9\u6837\u5199\u8fd9\u5757\u51fd\u6570\u7684\u53c2\u6570\u586b\u9519\u4e86\u3002 #.\u00a0_sessions.erase(ite++);\u5220\u9664\u4e86_sessions\u7ef4\u62a4\u7684\u4e00\u4e2a\u5bf9\u8c61.\u5bf9\u8c61\u7684\u6790\u6784\u88ab\u8c03\u7528\uff0c\u4f1a\u6709\u4e00\u8fde\u4e32\u5bf9\u8c61\u7684\u6790\u6784\u56e0\u6b64\u800c\u88ab\u8c03\u7528\u3002\u8fd9\u4e9b\u5bf9\u8c61\u4e2d\u7684\u6307\u9488\u5f88\u53ef\u80fd\u5c31\u5931\u6548\u4e86\u3002\u4f46\u662f\uff0c\u5728\u4ee3\u7801\u7684\u5176\u5b83\u5730\u65b9\u8fd8\u80fd\u62ff\u5230\u8fd9\u4e2a\u6307\u9488\u3002\u91ce\u6307\u9488\u554a\uff01\uff01\uff01\u4eca\u5929\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\u662fsession\u7ef4\u62a4\u7684ip_pkt\u5bf9\u8c61\u90fd\u88ab\u6790\u6784\u4e86\uff0cip_pkt\u4e2d\u7684\u6307\u9488\u4e5f\u90fd\u5931\u6548\u4e86\u3002\u4e8e\u662f\uff0c\u4e00\u4f7f\u7528\u91ce\u6307\u9488\uff0c\u5d29\u6e83\u4e86\u3002 #. \u5220\u9664\u6570\u636e\u65f6\uff0c\u603b\u662f\u8981\u6ce8\u610f\u5176\u5b83\u4ee3\u7801\u4e2d\u6307\u5411\u8fd9\u4e9b\u88ab\u5220\u9664\u6570\u636e\u7684\u5f15\u7528\u6216\u6307\u9488\u3002 #. \u89e3\u5f15\u7528container.end()\u8fd4\u56de\u7684\u8fed\u4ee3\u5668\u4f1a\u5d29\u6e83\u3002 #. \u8fd9\u662f\u4e2a\u817e\u8baf\u89c6\u9891\u5e7f\u544a\u6295\u653e\u7ec4\u7684bug.\u00a0\u4e00\u4e2a\u7ebf\u7a0b\u8d1f\u8d23\u5f00\uff0c\u5173FD\u3002\u53e6\u4e00\u4e2a\u7ebf\u7a0b\u8bfb\u5199FD\u3002\u4e24\u4e2a\u7ebf\u7a0b\u7684\u7ade\u4e89\u6761\u4ef6\u9020\u6210\u4e86BUG. #. \u5199\u4ee3\u7801\u65f6\u5077\u61d2\u590d\u5236\u4ee3\u7801\uff0c\u7136\u540e\u5fd8\u8bb0\u505a\u76f8\u5e94\u66f4\u6539\uff0c\u89c6\u89c9\u4e0a\u5f88\u96be\u5728\u7b2c\u4e00\u65f6\u95f4\u5bdf\u89c9\uff0c\u5374\u5728\u540e\u671f\u82b1\u8d39\u4e86\u51e0\u500d\u65f6\u95f4\u8c03\u8bd5\u7a0b\u5e8f\u3002 #. \u5199\u5224\u65ad\u8bed\u53e5\u65f6\uff0c\u5224\u65ad\u8868\u8fbe\u793a\u5982 container.empty()\u4e4b\u524d\u662f\u5426\u8981\u53d6\u53cd\uff0c\u7ecf\u5e38\u641e\u9519\u3002 #. … Continue reading “\u6211\u7684BUG\u5927\u5168\u3002”<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6],"tags":[27,101],"class_list":["post-947","post","type-post","status-publish","format-standard","hentry","category-tech_articles","tag-debug","tag-bug"],"_links":{"self":[{"href":"https:\/\/ykyi.net\/index.php?rest_route=\/wp\/v2\/posts\/947","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ykyi.net\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ykyi.net\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ykyi.net\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/ykyi.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=947"}],"version-history":[{"count":0,"href":"https:\/\/ykyi.net\/index.php?rest_route=\/wp\/v2\/posts\/947\/revisions"}],"wp:attachment":[{"href":"https:\/\/ykyi.net\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=947"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ykyi.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=947"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ykyi.net\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=947"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}