{"id":445,"date":"2024-03-22T09:53:17","date_gmt":"2024-03-22T01:53:17","guid":{"rendered":"https:\/\/levin.ink\/?p=445"},"modified":"2024-06-17T23:36:02","modified_gmt":"2024-06-17T15:36:02","slug":"%e5%9c%b0%e5%9f%ba","status":"publish","type":"post","link":"https:\/\/levin.ink\/?p=445","title":{"rendered":"Web"},"content":{"rendered":"

\u4e92\u8054\u7f51\uff0c\u542f\u52a8!<\/h1>\n

\u4e92\u8054\u7f51<\/a><\/p>\n

\n

ping levin.ink<\/p>\n<\/blockquote>\n

\u6b63\u5728 Ping levin.ink [112.74.107.49] \u5177\u6709 32 \u5b57\u8282\u7684\u6570\u636e:\n\u6765\u81ea 112.74.107.49 \u7684\u56de\u590d: \u5b57\u8282=32 \u65f6\u95f4=46ms TTL=49\n\u6765\u81ea 112.74.107.49 \u7684\u56de\u590d: \u5b57\u8282=32 \u65f6\u95f4=65ms TTL=49\n\u6765\u81ea 112.74.107.49 \u7684\u56de\u590d: \u5b57\u8282=32 \u65f6\u95f4=65ms TTL=49\n\u6765\u81ea 112.74.107.49 \u7684\u56de\u590d: \u5b57\u8282=32 \u65f6\u95f4=64ms TTL=49\n\n112.74.107.49 \u7684 Ping \u7edf\u8ba1\u4fe1\u606f:\n    \u6570\u636e\u5305: \u5df2\u53d1\u9001 = 4\uff0c\u5df2\u63a5\u6536 = 4\uff0c\u4e22\u5931 = 0 (0% \u4e22\u5931)\uff0c\n\u5f80\u8fd4\u884c\u7a0b\u7684\u4f30\u8ba1\u65f6\u95f4(\u4ee5\u6beb\u79d2\u4e3a\u5355\u4f4d):\n    \u6700\u77ed = 46ms\uff0c\u6700\u957f = 65ms\uff0c\u5e73\u5747 = 60ms\n<\/code><\/pre>\n
bytes\u8868\u793a\u53d1\u9001\u6570\u636e\u5305\u7684\u5927\u5c0f\uff0c\u9ed8\u8ba4\u4e3a32\u5b57\u8282\uff1b
\ntime\u8868\u793a\u4ece\u53d1\u51fa\u6570\u636e\u5305\u5230\u63a5\u53d7\u5230\u8fd4\u56de\u6570\u636e\u5305\u6240\u7528\u7684\u65f6\u95f4\uff1b
\nTTL\u8868\u793a\u751f\u5b58\u65f6\u95f4\u503c\uff0c\u8be5\u5b57\u6bb5\u6307\u5b9aIP\u5305\u88ab\u8def\u7531\u5668\u4e22\u5f03\u4e4b\u524d\u5141\u8bb8\u901a\u8fc7\u7684\u6700\u5927\u7f51\u6bb5\u6570\u91cf\u3002<\/p>\n\n\n\n\n\n\n\n
\u6545\u969c\u73b0\u8c61<\/th>\n\u53ef\u80fd\u539f\u56e0<\/th>\n<\/tr>\n<\/thead>\n
\u5168\u90e8\u53ef\u8fbe\uff0c\u4f46\u65f6\u95f4\u8f83\u957f<\/td>\n\u4e2d\u95f4\u7f51\u7edc\u72b6\u51b5\u4e0d\u4f73\u3002<br>\u7f51\u5173\u8bbe\u5907\u505a\u4e86QoS\uff0c\u9650\u5236\u4e86\u8f6c\u53d1\u901f\u5ea6\u3002<\/td>\n<\/tr>\n
\u5168\u90e8\u4e0d\u53ef\u8fbe<\/td>\n\u7f51\u7edc\u4e2d\u65ad\uff08\u542b\u8bbe\u5907\u4e0e\u7ebf\u7f06\uff09\u3002<br>\u4e2d\u95f4\u7ecf\u8fc7\u7684\u9632\u706b\u5899\u8bbe\u5907\u4e0d\u5141\u8bb8\u8fdb\u884cping\u63a2\u6d4b\uff0c\u4e22\u5f03\u4e86ICMP\u62a5\u6587\u3002<br>\u7f51\u7edc\u4ea7\u751f\u73af\u8def\uff0cTTL\u51cf\u52301\u540e\u88ab\u4e22\u5f03\u3002<br>\u7f51\u7edc\u62e5\u585e\u5bfc\u81f4\u62a5\u6587\u54cd\u5e94\u6162\u3002<\/td>\n<\/tr>\n
\u90e8\u5206\u53ef\u8fbe<\/td>\n\u7f51\u7edc\u72b6\u51b5\u4e0d\u4f73\uff0c\u90e8\u5206\u62a5\u6587\u88ab\u4e22\u5f03\u3002<br>\u4e2d\u95f4\u7f51\u7edc\u914d\u7f6e\u6709\u8d1f\u8f7d\u5206\u62c5\uff0c\u4e14\u5176\u4e2d\u90e8\u5206\u5206\u62c5\u7f51\u7edc\u6545\u969c\u3002<br>\u906d\u5230\u201c\u6cdb\u6d2a\u201d\u653b\u51fb\u3002<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
\n
tracert levin.ink(Windows)\/traceroute levin.ink(Linux)<\/p>\n<\/blockquote>\n
\u901a\u8fc7\u6700\u591a 30 \u4e2a\u8dc3\u70b9\u8ddf\u8e2a\n\u5230 levin.ink [112.74.107.49] \u7684\u8def\u7531:\n\n  1     3 ms    40 ms     *     10.132.27.254\n  2     *       17 ms     *     202.115.39.33\n  3     3 ms     3 ms     2 ms  202.115.39.197\n  4    20 ms     *       21 ms  202.115.39.222\n  5     *        *        *     \u8bf7\u6c42\u8d85\u65f6\u3002\n  6    20 ms     4 ms     6 ms  101.207.4.229\n  7    26 ms     6 ms     8 ms  119.6.197.157\n  8     *        *        *     \u8bf7\u6c42\u8d85\u65f6\u3002\n  9     *        *        *     \u8bf7\u6c42\u8d85\u65f6\u3002\n 10    63 ms    48 ms    46 ms  120.80.98.186\n 11    50 ms    53 ms    46 ms  112.95.237.194\n 12     *        *        *     \u8bf7\u6c42\u8d85\u65f6\u3002\n 13     *        *        *     \u8bf7\u6c42\u8d85\u65f6\u3002\n 14     *        *        *     \u8bf7\u6c42\u8d85\u65f6\u3002\n 15     *        *        *     \u8bf7\u6c42\u8d85\u65f6\u3002\n 16    64 ms    47 ms    47 ms  112.74.107.49\n\n\u8ddf\u8e2a\u5b8c\u6210\u3002\n<\/code><\/pre>\n
\u6267\u884c\u8fc7\u7a0b<\/p>\n
    \n
  1. \u9996\u5148\u53d1\u9001\u4e00\u4e2aTTL\uff08IPv6\u4e3ahop limit\uff09\u4e3a1\u7684UDP\u62a5\u6587\u3002<\/li>\n
  2. \u5230\u8fbe\u7b2c\u4e00\u8df3\u65f6TTL\u8d85\u65f6\uff0c\u7b2c\u4e00\u8df3\u8bbe\u5907\u53d1\u56de\u4e00\u4e2aICMP\u9519\u8bef\u6d88\u606f\uff0c\u6307\u660e\u6b64\u6570\u636e\u5305\u4e0d\u80fd\u88ab\u53d1\u9001\u3002<\/li>\n
  3. \u53d1\u9001\u4e3b\u673a\u5c06TTL\u52a01\uff0c\u91cd\u65b0\u53d1\u9001\u6b64\u6570\u636e\u5305\u3002<\/li>\n
  4. \u7b2c\u4e8c\u8df3\u8bbe\u5907\u8fd4\u56deTTL\u8d85\u65f6\u62a5\u6587\u3002<\/li>\n<\/ol>\n
    \u7b2c\u4e00\u5217\u5305\u542b\u8ddf\u8e2a\u7684\u7f51\u7edc\u8282\u70b9\u7684\u5e8f\u53f7\uff1b
    \n\u7b2c\u4e8c\u4e09\u56db\u5217\u6307\u793a3\u6b21\u62a5\u6587\u7684\u54cd\u5e94\u65f6\u95f4\uff1b
    \n\u7b2c\u4e94\u5217\u6307\u793a\u8def\u7531\u8ddf\u8e2a\u8fc7\u7a0b\u4e2d\u63a5\u6536\u5230\u6bcf\u4e2a\u8282\u70b9\u7684 IP \u5730\u5740\u3002
    \n\u4e2d\u95f4\u90e8\u5206\u663e\u793a\u4e3a\u201c* * *\u201d\uff0c\u8bf4\u660e\u8be5\u8282\u70b9\u8bbe\u5907\u914d\u7f6e\u4e0d\u5141\u8bb8ping\u548ctracert\u3002<\/p>\n
    \u4f7f\u7528ping\u547d\u4ee4\u53ea\u80fd\u77e5\u9053\u63a5\u6536\u7aef\u51fa\u73b0\u8d85\u65f6\u9519\u8bef\uff0c\u800ctracert\u547d\u4ee4\u80fd\u591f\u5f88\u5bb9\u6613\u53d1\u73b0\u8def\u7531\u73af\u8def\u7b49\u6f5c\u5728\u95ee\u9898\u3002\u5728tracert\u67d0\u5730\u5740\u65f6\uff0c\u591a\u6b21\u51fa\u73b0\u76f8\u540c\u7684\u5730\u5740\uff0c\u5373\u53ef\u8ba4\u4e3a\u51fa\u73b0\u4e86\u8def\u7531\u73af\u8def\u3002<\/p>\n
    \u6d4f\u89c8\u5668\uff0c\u542f\u52a8\uff01<\/h1>\n
    \u6d4f\u89c8\u5668<\/a><\/p>\n
    \u5386\u53f2<\/h2>\n
    1991-now
    \n\"Pasted<\/p>\n
    \u6d4f\u89c8\u5668\u7ed3\u6784<\/h2>\n
    \u7528\u6237\u754c\u9762(User Interface)<\/strong>\uff1a\u9664\u5f00\u7f51\u9875\u4e3b\u754c\u9762\u4ee5\u5916\u7684\u5143\u7d20\uff0c\u5305\u62ec\u5730\u5740\u680f\uff0c\u524d\u8fdb\u540e\u9000\u6309\u94ae\uff0c\u4e66\u7b7e\u83dc\u5355\u7b49\u90fd\u5c5e\u4e8e\u7528\u6237\u754c\u9762\u3002
    \n\u6d4f\u89c8\u5668\u5f15\u64ce(Browser engine)<\/strong>\uff1a\u5728\u7528\u6237\u754c\u9762\u548c\u6e32\u67d3\u5f15\u64ce\u4e4b\u95f4\u4f20\u9001\u6307\u4ee4\u3002
    \n\u6e32\u67d3\u5f15\u64ce(Rendering engine)\uff08\u4e5f\u79f0\u4e3a\u5185\u6838\uff09<\/strong>\uff1a\u8d1f\u8d23\u663e\u793a\u8bf7\u6c42\u7684\u5185\u5bb9\u3002\u89e3\u6790\u7f51\u9875\u7684\u5185\u5bb9\u5e76\u5c06\u5176\u663e\u793a\u5230\u7f51\u9875\u4e3b\u754c\u9762
    \n\u7f51\u7edc(Networking)<\/strong>\uff1a\u7528\u4e8e\u7f51\u7edc\u8c03\u7528\uff0chttp\u8bf7\u6c42\u3002\u5176\u63a5\u53e3\u4e0e\u5e73\u53f0\u65e0\u5173\uff0c\u4e3a\u6240\u6709\u5e73\u53f0\u63d0\u4f9b\u5e95\u5c42\u5b9e\u73b0\u3002
    \n\u7528\u6237\u754c\u9762\u540e\u7aef(UI Backend)<\/strong>\uff1a\u7ed8\u5236\u57fa\u672c\u7684\u7a97\u53e3\u5c0f\u90e8\u4ef6\uff0c\u6bd4\u5982\u7ec4\u5408\u6846\u548c\u7a97\u53e3\u3002
    \nJavaScript\u89e3\u91ca\u5668\uff08JavaScript Interpreter\uff09<\/strong>\uff1a\u89e3\u6790\u5e76\u6267\u884cJavaScript\u4ee3\u7801\u3002
    \n\u6570\u636e\u5b58\u50a8(Data Persistence)<\/strong>\uff1a\u6570\u636e\u6301\u4e45\u5c42\u3002\u6d4f\u89c8\u5668\u9700\u8981\u4fdd\u5b58\u6570\u636e\uff0c\u6bd4\u5982Cookie\u3002
    \n
    \"Pasted<\/div>\"Pasted
    \n\u65e9\u671f\u6d4f\u89c8\u5668\u662f\u5355\u8fdb\u7a0b\u7ed3\u6784\uff0c\u5176\u4e0b\u8fd0\u884c\u591a\u4e2a\u7ebf\u7a0b\uff0c\u6bd4\u5982JS\u7ebf\u7a0b...\u8fd9\u6837\u5982\u679c\u4e00\u4e2a\u7ebf\u7a0b\u5361\u6b7b\u4f1a\u5bfc\u81f4\u8fdb\u7a0b\u65e0\u6cd5\u8fdb\u884c\uff1b\u7ebf\u7a0b\u4e4b\u95f4\u53ef\u4ee5\u76f8\u4e92\u8bbf\u95ee\u6570\u636e\uff0c\u4e0d\u5b89\u5168\uff1b\u4ee5\u53ca\u8fd0\u884c\u6548\u7387\u95ee\u9898\u3002
    \n\u5982\u4eca\u5206\u4e3a\u591a\u4e2a\u8fdb\u7a0b\uff1a
    \n\u6d4f\u89c8\u5668\u8fdb\u7a0b\uff1a\u8d1f\u8d23\u7528\u6237\u754c\u9762\uff0c\u4e0e\u5176\u4ed6\u8fdb\u7a0b\u534f\u8c03\u5de5\u4f5c\u3002
    \n\u7f51\u7edc\u8fdb\u7a0b\uff1a\u7f51\u7edc\u8bf7\u6c42\u3002
    \nGPU\u8fdb\u7a0b\uff1a\u6574\u4e2a\u6d4f\u89c8\u5668\u754c\u9762\u7684\u6e32\u67d3\u3002
    \n\u63d2\u4ef6\u8fdb\u7a0b\uff1a\u8d1f\u8d23\u63d2\u4ef6\uff0c\u6bd4\u5982flash\uff0c\u6ce8\u610f\u4e0d\u662f\u5e02\u573a\u91cc\u9762\u5b89\u88c5\u7684\u6269\u5c55\u3002
    \n\u6e32\u67d3\u5668\u8fdb\u7a0b\uff1a\u6bcf\u4e2a\u6807\u7b7e\u9875\u7684\u5185\u5bb9\uff08\u6bcf\u4e2a\u6807\u7b7e\u9875\u5355\u72ec\u4e00\u4e2a\u8fdb\u7a0b\uff09\uff0cChrome\u6709\u56db\u79cd\u8fdb\u7a0b\u5206\u914d\u6a21\u5f0f\u3002
    \n\"Pasted<\/p>\n
    \u8f93\u5165\u7f51\u7ad9\u540e\uff0c\u53d1\u751f\u4e86\u4ec0\u4e48<\/h2>\n
    \u5728\u5730\u5740\u680f\u8f93\u5165\u7f51\u5740\u540e\uff0c\u6d4f\u89c8\u5668\u8fdb\u7a0b\u7684UI\u7ebf\u7a0b\u6355\u6349\u4f60\u7684\u8f93\u5165\u5185\u5bb9\u3002\u5982\u679c\u8f93\u5165\u7684\u662f\u4e00\u4e2a\u7f51\u7ad9\uff081.\u5982\u4f55\u5224\u65ad\u7684?\uff09\u7f51\u7edc\u7ebf\u7a0b\u8bf7\u6c42DNS\u8fdb\u884c\u57df\u540d\u89e3\u6790\uff0c\u83b7\u53d6\u5230\u670d\u52a1\u5668IP\uff0c\u7136\u540e\u8fde\u63a5\u670d\u52a1\u5668\u83b7\u53d6\u6570\u636e\uff1b\u5982\u679c\u8f93\u5165\u7684\u4e0d\u662f\u7f51\u7ad9\uff0c\u800c\u662f\u5185\u5bb9\uff0c\u5219\u7528\u9ed8\u8ba4\u914d\u7f6e\u7684\u641c\u7d22\u5f15\u64ce\u6765\u67e5\u8be2\uff082.\u7ec6\u8282\uff1f\uff09\u3002
    \n\u7f51\u7edc\u7ebf\u7a0b\u83b7\u53d6\u5230\u6570\u636e\u540e\uff0c\u4f7f\u7528SafeBrowsing\uff083.\u4ecb\u7ecd\uff09\u68c0\u6d4b\u7ad9\u70b9\u662f\u5426\u662f\u6076\u610f\u7ad9\u70b9\u3002\u5bf9\u7528\u6237\u8fdb\u884c\u8b66\u544a\u3002\u68c0\u6d4b\u5b8c\u6bd5\u540e\uff0cUI\u7ebf\u7a0b\u521b\u5efa\u6e32\u67d3\u5668\u8fdb\u7a0b\u6765\u6e32\u67d3\u754c\u9762\u3002\u6d4f\u89c8\u5668\u8fdb\u7a0b\u901a\u8fc7IPC\uff084.\u4ecb\u7ecd\uff09\u7ba1\u9053\u5c06\u6570\u636e\u4f20\u7ed9\u6e32\u67d3\u5668\u8fdb\u7a0b\u3002
    \n\u6e32\u67d3\u8fdb\u7a0b\u5c06html\uff0ccss\uff0cjs\u7b49\u6570\u636e\u6e32\u67d3\u6210\u7528\u6237\u53ef\u4ea4\u4e92\u7684web\u9875\u9762\u3002\u4e3b\u7ebf\u7a0b\uff08js\u4e5f\u5728\u4e3b\u7ebf\u7a0b\u4e2d\uff09\u5c06HTML\u8fdb\u884c\u89e3\u6790\uff0c\u6784\u9020DOM\uff085.\u5feb\u5b66\uff01\uff09  \u6570\u636e\u7ed3\u6784\u3002\u7ecf\u8fc7\u4e00\u7cfb\u5217\u770b\u4e0d\u61c2\u7684\u4e1c\u897f\uff0c\u5f97\u5230Layer Tree\u548c\u7ed8\u5236\u987a\u5e8f\uff0c\u4e3b\u7ebf\u7a0b\u5c06\u8fd9\u4e9b\u4fe1\u606f\u4f20\u9012\u7ed9\u5408\u6210\u5668\u7ebf\u7a0b\u3002
    \n\u5408\u6210\u5668\u5c06\u6bcf\u4e2a\u56fe\u5757\u53d1\u9001\u7ed9\u6805\u683c\u5316\u7ebf\u7a0b\u6805\u683c\u6bcf\u4e2a\u56fe\u5757\uff0c\u5b58\u50a8\u5728GPU\u5185\u5b58\u4e2d\uff0c\u7136\u540e\u5408\u6210\u5668\u7ebf\u7a0b\u6536\u96c6Draw Quads\uff08\u8bb0\u5f55\u56fe\u5757\u5728\u5185\u5b58\u4e2d\u7684\u4f4d\u7f6e\uff0c\u4ee5\u53ca\u56fe\u5757\u5728\u9875\u9762\u4e2d\u7684\u4f4d\u7f6e\uff09\u4fe1\u606f\uff0c\u751f\u6210\u5408\u6210\u5668\u5e27\uff0c\u901a\u8fc7IPC\u4f20\u9001\u7ed9\u6d4f\u89c8\u5668\u8fdb\u7a0b\uff0c\u518d\u4f20\u9001\u5230GPU\uff0c\u6700\u540e\u6e32\u67d3\u5230\u5c4f\u5e55\u4e0a\u3002
    \n\u6bcf\u6b21\u6eda\u52a8\u9875\u9762\u7b49\u64cd\u4f5c\u5c31\u4f1a\u5408\u6210\u65b0\u7684\u5408\u6210\u5668\u5e27...\u6e32\u67d3\u5230\u5c4f\u5e55<\/p>\n
    \n
    \u91cd\u6392\uff1a\u6539\u53d8\u5143\u7d20\u5927\u5c0f\u7b49
    \n\u91cd\u7ed8\uff1a\u6539\u53d8\u989c\u8272\u7b49<\/p>\n<\/blockquote>\n
    3.\u8c37\u6b4c\u5185\u90e8\u7684\u4e00\u5957\u7ad9\u70b9\u5b89\u5168\u7cfb\u7edf\uff0c\u901a\u8fc7\u7ad9\u70b9\u6570\u636e\u6765\u68c0\u6d4b\uff0c\u6bd4\u5982IP\u662f\u5426\u5728\u9ed1\u540d\u5355\u5185\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
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