{"id":10006652,"date":"2022-10-08T19:37:14","date_gmt":"2022-10-08T11:37:14","guid":{"rendered":"https:\/\/ityet.com\/?p=10006652"},"modified":"2022-10-08T19:37:14","modified_gmt":"2022-10-08T11:37:14","slug":"%e5%b8%a6%e4%bd%a0%e5%8f%af%e8%a7%86%e5%8c%96%e7%90%86%e8%a7%a3go%e5%86%85%e5%ad%98","status":"publish","type":"post","link":"https:\/\/itmax.cn\/?p=10006652","title":{"rendered":"\u5e26\u4f60\u53ef\u89c6\u5316\u7406\u89e3go\u5185\u5b58"},"content":{"rendered":"<p><img decoding=\"async\" referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000042581452\" alt=\"\u56fe\u7247\" title=\"\u56fe\u7247\" loading=\"lazy\"><\/p>\n<p>\u5bfc\u8bed\u00a0|\u00a0\u672c\u6587\u63a8\u9009\u81ea\u817e\u8baf\u4e91\u5f00\u53d1\u8005\u793e\u533a-\u3010\u6280\u601d\u5e7f\u76ca \u00b7 \u817e\u8baf\u6280\u672f\u4eba\u539f\u521b\u96c6\u3011\u4e13\u680f\u3002\u8be5\u4e13\u680f\u662f\u817e\u8baf\u4e91\u5f00\u53d1\u8005\u793e\u533a\u4e3a\u817e\u8baf\u6280\u672f\u4eba\u4e0e\u5e7f\u6cdb\u5f00\u53d1\u8005\u6253\u9020\u7684\u5206\u4eab\u4ea4\u6d41\u7a97\u53e3\u3002\u680f\u76ee\u9080\u7ea6\u817e\u8baf\u6280\u672f\u4eba\u5206\u4eab\u539f\u521b\u7684\u6280\u672f\u79ef\u6dc0\uff0c\u4e0e\u5e7f\u6cdb\u5f00\u53d1\u8005\u4e92\u542f\u8fea\u5171\u6210\u957f\u3002\u672c\u6587\u4f5c\u8005\u662f\u817e\u8baf\u540e\u53f0\u5f00\u53d1\u5de5\u7a0b\u5e08\u90b5\u73e0\u5149\u3002<\/p>\n<p>\u5728\u5904\u7406\u5185\u5b58\u6cc4\u9732\u7684\u65f6\u5019\uff0c\u60f3\u5230\u4e86\u4e00\u79cd\u4ece\u5185\u5b58\u4e2d\u67e5\u770b\u54ea\u4e9b\u5bf9\u8c61\u7684\u95ee\u9898\uff0c\u4e8e\u662f\u5c31\u5bf9\u5b9e\u9645\u8dd1\u7740\u7684\u7a0b\u5e8f\u5185\u5b58\u8fdb\u884c\u4e86\u89e3\u6790\uff0c\u901a\u8fc7\u53ef\u89c6\u5316\u7684\u65b9\u5f0f\u6709\u52a9\u4e8e\u7406\u89e3go\u7684\u5185\u5b58\u5e03\u5c40\u548c\u7ba1\u7406\u3002<\/p>\n<p><img decoding=\"async\" referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000042581453\" alt=\"\u56fe\u7247\" title=\"\u56fe\u7247\" loading=\"lazy\"><\/p>\n<h3>\u57fa\u7840\u77e5\u8bc6<\/h3>\n<p>\u5728\u672c\u7bc7\u6587\u7ae0\u5f00\u59cb\u524d\uff0c\u5e0c\u671b\u4f60\u53ef\u4ee5\u4e86\u89e3go\u7684\u4e00\u4e9b\u57fa\u672c\u7684\u5185\u5b58\u77e5\u8bc6\uff0c\u4e0d\u9700\u8981\u592a\u6df1\u5165\uff0c\u7b80\u5355\u603b\u7ed3\u4e86\u5982\u4e0b\u51e0\u70b9\uff1a<\/p>\n<h4>\uff08\u4e00\uff09\u5185\u5b58\u5e03\u5c40<\/h4>\n<p>\u5185\u5b58\u5e03\u5c40\u5305\u62ec\u5185\u5b58\u5bf9\u9f50\uff0c\u4e00\u4e2a\u7ed3\u6784\u4f53\u5360\u7528\u5185\u5b58\u5927\u5c0f\u7b49\u3002\u53e6\u5916\uff0c\u5bf9\u4e8ego\u8bed\u8a00\u800c\u8a00\uff0c\u5176\u5185\u5b58\u4e2d\u7684\u5806\u5bf9\u8c61\u4e2d\u672c\u8eab\u5e76\u6ca1\u6709\u542b\u6709\u8be5\u5bf9\u8c61\u7684\u4efb\u4f55\u6807\u8bc6\u4fe1\u606f\uff0c\u4f8b\u5982\u7c7b\u578b\u7b49\u3002\u5728go\u8bed\u8a00\u4e2d\u5c5e\u6027\u7684\u5e03\u5c40\u4e0e\u4ee3\u7801\u987a\u5e8f\u6709\u5173\uff0c\u4e0d\u4f1a\u8fdb\u884c\u81ea\u52a8\u8c03\u6574\u3002<\/p>\n<h4>\uff08\u4e8c\uff09\u5e38\u89c1\u7c7b\u578b<\/h4>\n<p>\u5bf9\u4e8e\u5b57\u7b26\u4e32\u7c7b\u578b\uff0c\u5b9e\u9645\u4e0a\u5b83\u662f\u4e00\u4e2a\u5177\u6709\u4e24\u4e2a\u5c5e\u6027\u7684\u7ed3\u6784\uff1a<\/p>\n<pre><code>type StringHeader struct {\n  Data uintptr\n  Len  int\n}<\/code><\/pre>\n<p>\u5bf9\u4e8e\u6570\u7ec4\u800c\u8a00\uff0c\u5b83\u6709\u4e09\u4e2a\u5c5e\u6027\uff1a<\/p>\n<pre><code>type SliceHeader struct {\n  Data uintptr\n  Len  int\n  Cap  int\n}<\/code><\/pre>\n<p>\u4e5f\u5c31\u662f\u8bf4\uff0c\u5982\u679c\u6211\u4eec\u770b\u5230\u4e00\u4e2a\u7ed3\u6784\u4f53\u4e2d\u542b\u6709\u5b57\u7b26\u4e32\uff0c\u90a3\u4e48\u8fd9\u4e2a\u5b57\u7b26\u4e32\u5360\u591a\u5c11\u4e2a\u5b57\u8282\u5462\uff1f\u5bf9\u4e8e64\u4f4d\u7cfb\u7edf\u800c\u8a00\u5c31\u662f16\u4e2a\u5b57\u8282\uff0c8\u4e2a\u8868\u793a\u5730\u5740\uff0c\u53e6\u59168\u4e2a\u8868\u793a\u957f\u5ea6\u3002<\/p>\n<p><img decoding=\"async\" referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000042581454\" alt=\"\u56fe\u7247\" title=\"\u56fe\u7247\" loading=\"lazy\"><\/p>\n<h3>\u6d4b\u8bd5\u4ee3\u7801<\/h3>\n<h4>\uff08\u4e00\uff09\u5b9a\u4e49\u4e24\u4e2a\u7ed3\u6784\u4f53<\/h4>\n<p>\u9996\u5148\u6211\u4eec\u5b9a\u4e49\u4e24\u4e2a\u7ed3\u6784\u4f53\uff1a<\/p>\n<pre><code>type User struct {\n  Name string\n  Age uint8\n  Sex uint8\n  class *Class\n}\n \n \ntype Class struct {\n  CName string\n  Index uint\n}<\/code><\/pre>\n<p>\u5176\u4e2d\u4e00\u4e2a\u7ed3\u6784\u4f53\u5305\u542b\u4e86\u53e6\u5916\u4e00\u4e2a\u7ed3\u6784\u4f53\uff0c\u4e0b\u9762\u6211\u4eec\u6765\u770b\u4e0b\u8fd9\u4e24\u4e2a\u7ed3\u6784\u4f53\u7684\u5e03\u5c40\u683c\u5f0f\uff08\u572864\u4f4d\u7cfb\u7edf\u4e2d\uff09\u3002<\/p>\n<h4>\uff08\u4e8c\uff09Class\u7684\u5185\u5b58\u5e03\u5c40<\/h4>\n<p>Class\u7ed3\u6784\u4e2d\u53ea\u6709\u4e24\u4e2a\u5c5e\u6027\uff0c\u4e00\u4e2a\u662f\u5b57\u7b26\u4e32\uff0c\u53e6\u5916\u4e00\u4e2a\u662fuint\uff0c\u5bf9\u4e8e\u540e\u8005\u800c\u8a00\u572864\u4f4d\u7cfb\u7edf\u4e2d\u5c31\u662fuint64\uff0c\u5219\u5b83\u7684\u7ed3\u6784\u5305\u62ec\u4e8624\u4e2a\u5b57\u8282\uff1a<\/p>\n<pre><code>cl := new(Class)\nfmt.Println(unsafe.Sizeof(*cl))\nfmt.Println(unsafe.Alignof(*cl))\n\/\/ \u8f93\u51fa\u4e3a\uff1a\n\/\/ 24\n\/\/ 8\n\/\/ \u5728\u5185\u5b58\u4e2d\u7684\u7ed3\u6784\u5e94\u8be5\u5982\u4e0b\uff1a\n|0 - 7|8 - 15|16 - 23|\n|0 - 7|\uff1aCName\u7684\u6307\u9488\n|8 - 15|\uff1aCName\u7684\u957f\u5ea6\n|16 - 23|\uff1aIndex<\/code><\/pre>\n<h4>\uff08\u4e09\uff09User\u7684\u5185\u5b58\u5e03\u5c40<\/h4>\n<p>User\u7ed3\u6784\u6bd4\u8f83\u590d\u6742\uff0c\u5bf9\u4e8e\u5f15\u7528\u7684Class\u800c\u8a00\uff0c\u8fd9\u5c31\u662f\u4e00\u4e2a\u6307\u9488\u800c\u5df2\uff0c\u6307\u9488\u5c31\u662f8\u5b57\u8282\uff0c\u90a3\u4e48\u5b83\u7684\u6574\u4f53\u7ed3\u6784\u5e94\u8be5\u662f\u5360\u7528\u4e8632\u4e2a\u5b57\u8282\uff08\u7279\u522b\u5173\u6ce8uint8\uff0c\u8be5\u503c\u53ea\u5360\u7528\u4e00\u4e2a\u5b57\u8282\uff09\uff0c\u7ed3\u6784\u5982\u4e0b\uff1a<\/p>\n<pre><code>u := new(User)\nfmt.Println(unsafe.Sizeof(*u))\nfmt.Println(unsafe.Alignof(*u))\n\/\/ \u8f93\u51fa\u7ed3\u679c\u4e3a\uff1a\n\/\/ 32\n\/\/ 8\n|0 - 7|8 - 15|16|17|18 - 23|24 - 31|\n|0 - 7|\uff1aName\u7684\u6307\u9488\n|8 - 15|\uff1aName\u7684\u957f\u5ea6\n|16|\uff1aAge\n|17|\uff1aSex\n|18 - 23|\uff1a\u4ec0\u4e48\u90fd\u6ca1\u6709\uff0c\u6d6a\u8d39\u4e86\n|24 - 31|\uff1aclass\uff0c\u5373\u6307\u9488<\/code><\/pre>\n<h4>\uff08\u56db\uff09\u6d4b\u8bd5\u4ee3\u7801<\/h4>\n<p>\u6211\u4eec\u5199\u4e86\u975e\u5e38\u5c11\u7684\u4e00\u6bb5\u4ee3\u7801\uff0c\u6765\u6d4b\u8bd5\u4e0b\u8fd9\u4e24\u4e2a\u5bf9\u8c61\u7684\u5185\u5b58\u5e03\u5c40\uff1a<\/p>\n<pre><code>\/*\n Copyright (C) THL A29 Limited, a Tencent company. All rights reserved.\n SPDX-License-Identifier: Apache-2.0\n*\/\npackage main\n \n \nimport (\n  &quot;fmt&quot;\n  &quot;math\/rand&quot;\n  &quot;os&quot;\n  &quot;os\/signal&quot;\n  &quot;strconv&quot;\n)\n \n \nvar user *User\n \n \nfunc main() {\n  idx := rand.Intn(10)\n  user = &amp;User{\n    Name: &quot;zhangsan&quot;,\n    Age: 18,\n    Sex: 1,\n    class: &amp;Class{\n      CName: &quot;class-&quot; + strconv.Itoa(idx),\n      Index: uint(idx),\n    },\n  }\n  fmt.Println(user)\n  c := make(chan os.Signal)\n  signal.Notify(c, os.Interrupt, os.Kill)\n  s := &lt;-c\n  fmt.Println(&quot;receive signal -&gt; &quot;, s)\n}\n \n \ntype User struct {\n  Name string\n  Age uint8\n  Sex uint8\n  class *Class\n}\n \n \ntype Class struct {\n  CName string\n  Index uint\n}<\/code><\/pre>\n<p>\u5176\u4e2d\u7684\u5b57\u7b26\u4e32\uff0c\u6211\u7279\u610f\u4f7f\u7528\u4e86\u4e24\u4e2a\u4e0d\u540c\u7684\u65b9\u5f0f\uff0c\u4e00\u4e2a\u662f\u72ec\u7acb\u7684\u5b57\u7b26\u4e32\uff0c\u6216\u8005\u8bf4\u5b57\u7b26\u4e32\u5e38\u91cf\uff1a&#8221;zhangsan&#8221;\uff0c\u53e6\u5916\u4e00\u4e2a\u662f\u5b57\u7b26\u4e32\u7684\u62fc\u63a5\u3002<\/p>\n<p>\u8fd9\u4e24\u8005\u662f\u6709\u533a\u522b\u7684\uff0c\u5bf9\u4e8e\u5e38\u91cf\u5b57\u7b26\u4e32\u800c\u8a00\uff0c\u901a\u5e38\u4f1a\u5728\u7f16\u8bd1\u671f\u95f4\u5c06\u5176\u653e\u5728\u7a0b\u5e8f\u6bb5\u4e2d\uff0c\u800c\u62fc\u63a5\u5b57\u7b26\u4e32\u662f\u5728\u8fd0\u884c\u671f\u751f\u6210\u7684\uff0c\u90a3\u4e48\u6211\u4eec\u662f\u53ef\u4ee5\u770b\u5230\u5b83\u662f\u660e\u786e\u5728\u5806\u4e0a\u751f\u6210\u7684\u3002<\/p>\n<p><img decoding=\"async\" referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000042581455\" alt=\"\u56fe\u7247\" title=\"\u56fe\u7247\" loading=\"lazy\"><\/p>\n<h3>\u89e3\u6790<\/h3>\n<h4>\uff08\u4e00\uff09\u8fd0\u884c\u8d77\u6765\u770b\u5185\u5b58<\/h4>\n<p>\u9996\u5148\u628a\u7a0b\u5e8f\u8dd1\u8d77\u6765\uff0c\u5176PID\u4e3a14173\uff0c\u6211\u4eec\u5982\u4f55\u67e5\u770b\u5185\u5b58\u5206\u914d\u5462\uff1f\u6700\u7b80\u5355\u7684\u65b9\u5f0f\u5c31\u662f\u76f4\u63a5\u901a\u8fc7\/proc\/14173\/maps\u6765\u67e5\u770b\uff1a<\/p>\n<pre><code>[<a href=\"\/cdn-cgi\/l\/email-protection\" class=\"__cf_email__\" data-cfemail=\"abd9c4c4dfebfde6869b869a9d86c8cec5dfc4d8\">[email&#160;protected]<\/a> \/home\/leon]# cat \/proc\/14173\/maps\n00400000-00482000 r-xp 00000000 fd:01 672257                             \/root\/chainmaker\/my-mem\/my-mem\n00482000-00510000 r--p 00082000 fd:01 672257                             \/root\/chainmaker\/my-mem\/my-mem\n00510000-0052a000 rw-p 00110000 fd:01 672257                             \/root\/chainmaker\/my-mem\/my-mem\n0052a000-0055e000 rw-p 00000000 00:00 0 \nc000000000-c000400000 rw-p 00000000 00:00 0 \nc000400000-c004000000 ---p 00000000 00:00 0 \n7fc393f86000-7fc3962f7000 rw-p 00000000 00:00 0 \n7fc3962f7000-7fc3a6477000 ---p 00000000 00:00 0 \n7fc3a6477000-7fc3a6478000 rw-p 00000000 00:00 0 \n7fc3a6478000-7fc3b8327000 ---p 00000000 00:00 0 \n7fc3b8327000-7fc3b8328000 rw-p 00000000 00:00 0 \n7fc3b8328000-7fc3ba6fd000 ---p 00000000 00:00 0 \n7fc3ba6fd000-7fc3ba6fe000 rw-p 00000000 00:00 0 \n7fc3ba6fe000-7fc3bab77000 ---p 00000000 00:00 0 \n7fc3bab77000-7fc3bab78000 rw-p 00000000 00:00 0 \n7fc3bab78000-7fc3babf7000 ---p 00000000 00:00 0 \n7fc3babf7000-7fc3bac57000 rw-p 00000000 00:00 0 \n7fff7aad6000-7fff7aaf7000 rw-p 00000000 00:00 0                          [stack]\n7fff7ab9a000-7fff7ab9d000 r--p 00000000 00:00 0                          [vvar]\n7fff7ab9d000-7fff7ab9e000 r-xp 00000000 00:00 0                          [vdso]\nffffffffff600000-ffffffffff601000 r-xp 00000000 00:00 0                  [vsyscall]<\/code><\/pre>\n<p>\u4e0a\u9762\u7684\u4fe1\u606f\u4e2d\u53ef\u4ee5\u770b\u51fa\u4e00\u90e8\u5206\u7aef\u502a\u6765\uff0c\u5bf9\u4e8e\u524d\u4e09\u884c\uff0c\u7406\u8bba\u4e0a\u5e94\u8be5\u662f\u7a0b\u5e8f\u6bb5\uff0c\u4e2d\u95f4\u7684\u4e00\u4e9b\u4fe1\u606f\u662f\u5806\u7684\u6570\u636e\uff0c\u6700\u540e\u5e94\u8be5\u662f\u7cfb\u7edf\u8c03\u7528\u3002<\/p>\n<h4>\uff08\u4e8c\uff09\u628a\u5185\u5b58\u4e2d\u7684\u6570\u636edump\u4e0b\u6765<\/h4>\n<p>\u53ef\u4ee5\u4f7f\u7528gdb\u547d\u4ee4\uff0c\u76f4\u63a5\u5c06\u5185\u5b58\u4e2d\u7684\u6570\u636edump\u4e3a\u4e8c\u8fdb\u5236\u6587\u4ef6\uff0c\u4e3a\u6b64\u7f16\u5199\u4e86\u4e00\u4e2a\u811a\u672c\uff0c\u53ef\u4ee5\u76f4\u63a5\u6267\u884c\uff1a<\/p>\n<pre><code>#!\/bin\/bash\n \n \n## \u6ce8\u610f\u8fc7\u6ee4\u6761\u4ef6\uff0c\u4e5f\u53ef\u4ee5\u6dfb\u52a0\u5176\u4ed6\u8fc7\u6ee4\u6761\u4ef6\n# \u4e3a\u4e86\u5168\u90e8\u5904\u7406\u4e0b\u6765\uff0c\u53ef\u4ee5\u5c06\u7b2c\u4e00\u884c\u4fee\u6539\u4e3a\uff1acat \/proc\/$1\/maps \/\ngrep rw-p \/proc\/$1\/maps \/\n| sed -n 's\/^\/([0-9a-f]*\/)-\/([0-9a-f]*\/) .*$\/\/1 \/2\/p' \/\n| while read start stop; do \/\n    gdb --batch --pid $1 -ex \/\n        &quot;dump memory $1-$start-$stop.dump 0x$start 0x$stop&quot;; \/\ndone<\/code><\/pre>\n<p>\u5b83\u7684\u5165\u53c2\u662f\u8fdb\u7a0bID\uff0c\u8c03\u7528\u540e\uff0c\u4f1a\u5c06\u5f53\u65f6\u5185\u5b58\u4e2d\u7684\u4fe1\u606fdump\u6210\u6587\u4ef6\uff1a<\/p>\n<pre><code>[<a href=\"\/cdn-cgi\/l\/email-protection\" class=\"__cf_email__\" data-cfemail=\"3e4c51514a7e6873130e130f08135d5b504a514d\">[email&#160;protected]<\/a> \/home\/leon]# .\/dump-all-mem.sh 14173\nruntime.futex () at \/usr\/local\/go\/src\/runtime\/sys_linux_amd64.s:553\n553             MOVL    AX, ret+40(FP)\n......\nwarning: File &quot;\/usr\/local\/go\/src\/runtime\/runtime-gdb.py&quot; auto-loading has been declined by your `auto-load \n[Inferior 1 (process 14173) detached]\n[<a href=\"\/cdn-cgi\/l\/email-protection\" class=\"__cf_email__\" data-cfemail=\"bdcfd2d2c9fdebf0908d908c8b90ded8d3c9d2ce\">[email&#160;protected]<\/a> \/home\/leon]# ll -h\n-rw-r--r--  1 root    root    532480 Aug  1 10:44 14173-00400000-00482000.dump\n-rw-r--r--  1 root    root    581632 Aug  1 10:44 14173-00482000-00510000.dump\n-rw-r--r--  1 root    root    106496 Aug  1 10:44 14173-00510000-0052a000.dump\n-rw-r--r--  1 root    root    212992 Aug  1 10:44 14173-0052a000-0055e000.dump\n-rw-r--r--  1 root    root  37163008 Aug  1 10:44 14173-7fc393f86000-7fc3962f7000.dump\n-rw-r--r--  1 root    root 270008320 Aug  1 10:44 14173-7fc3962f7000-7fc3a6477000.dump\n-rw-r--r--  1 root    root      4096 Aug  1 10:44 14173-7fc3a6477000-7fc3a6478000.dump\n-rw-r--r--  1 root    root 300609536 Aug  1 10:44 14173-7fc3a6478000-7fc3b8327000.dump\n-rw-r--r--  1 root    root      4096 Aug  1 10:44 14173-7fc3b8327000-7fc3b8328000.dump\n-rw-r--r--  1 root    root  37572608 Aug  1 10:44 14173-7fc3b8328000-7fc3ba6fd000.dump\n-rw-r--r--  1 root    root      4096 Aug  1 10:44 14173-7fc3ba6fd000-7fc3ba6fe000.dump\n-rw-r--r--  1 root    root   4689920 Aug  1 10:44 14173-7fc3ba6fe000-7fc3bab77000.dump\n-rw-r--r--  1 root    root      4096 Aug  1 10:44 14173-7fc3bab77000-7fc3bab78000.dump\n-rw-r--r--  1 root    root    520192 Aug  1 10:44 14173-7fc3bab78000-7fc3babf7000.dump\n-rw-r--r--  1 root    root    393216 Aug  1 10:44 14173-7fc3babf7000-7fc3bac57000.dump\n-rw-r--r--  1 root    root    135168 Aug  1 10:44 14173-7fff7aad6000-7fff7aaf7000.dump\n-rw-r--r--  1 root    root      4096 Aug  1 10:44 14173-7fff7ab9d000-7fff7ab9e000.dump\n-rw-r--r--  1 root    root   4194304 Aug  1 10:44 14173-c000000000-c000400000.dump\n-rw-r--r--  1 root    root  62914560 Aug  1 10:44 14173-c000400000-c004000000.dump<\/code><\/pre>\n<p>\u5176\u4e2d\u4ee5\u8fdb\u7a0bID\u5f00\u5934\u7684dump\u6587\u4ef6\u5c31\u662f\u6211\u4eecdump\u4e0b\u6765\u7684\u5185\u5b58\u6570\u636e\u3002<\/p>\n<h4>\uff08\u4e09\uff09\u4ecedump\u6587\u4ef6\u4e2d\u67e5\u627eclass-<\/h4>\n<p>\u6211\u4eec\u5b9a\u4e49\u4e86\u4e00\u4e2a\u7279\u522b\u7684\u5b57\u7b26\u4e32\u7528\u4e8e\u8fc7\u6ee4\uff0c\u90a3\u5c31\u662fclass-\uff0c\u56e0\u4e3a\u540e\u9762\u7684\u503c\u662f\u968f\u673a\u7684\uff0c\u6211\u4eec\u4e0d\u6e05\u695a\u662f\u4ec0\u4e48\uff0c\u4f46\u901a\u8fc7\u8fd9\u4e2a\u5b57\u7b26\u4e32\u8db3\u591f\u3002<\/p>\n<p>\u6b64\u65f6\u4f7f\u7528strings\u547d\u4ee4\u6765\u67e5\u627e\uff0c\u8be5\u547d\u4ee4\u4f1a\u5c06\u80fd\u8f6c\u4e3a\u5b57\u7b26\u4e32\u7684\u8f6c\u4e3a\u5b57\u7b26\u4e32\u67e5\u770b\uff0c\u6211\u4eec\u7684\u76ee\u7684\u662f\u627e\u5230\u5728\u5177\u4f53\u54ea\u4e2a\u6587\u4ef6\u4e2d\uff1a<\/p>\n<pre><code>[<a href=\"\/cdn-cgi\/l\/email-protection\" class=\"__cf_email__\" data-cfemail=\"53213c3c2713051e7e637e62657e30363d273c20\">[email&#160;protected]<\/a> \/home\/leon]# strings 14173-c000000000-c000400000.dump | grep class-\nclass-1<\/code><\/pre>\n<p>\u6700\u7ec8\u6211\u4eec\u627e\u5230\u4e86\u8fd9\u4e2adump\u6587\u4ef6\uff1a14173-c000000000-c000400000.dump<\/p>\n<h4>\uff08\u56db\uff09\u4ed4\u7ec6\u770b\u770b\u8fd9\u4e2adump\u6587\u4ef6<\/h4>\n<p>\u4e0b\u9762\u6211\u4eec\u4ed4\u7ec6\u770b\u770b\u8fd9\u4e2adump\u6587\u4ef6\u91cc\u9762\u662f\u4ec0\u4e48\uff0c\u56e0\u4e3a\u5176\u4e2d\u7684\u5185\u5bb9\u662f\u4e8c\u8fdb\u5236\uff0c\u6240\u4ee5\u6211\u4eec\u91c7\u7528\u5341\u516d\u8fdb\u5236\u7684\u65b9\u5f0f\u6765\u67e5\u770b\uff0c\u4f7f\u7528\u7684\u547d\u4ee4\u662fhexdump\uff0c\u4e0b\u9762\u662f\u5185\u5bb9\uff1a<\/p>\n<pre><code>[<a href=\"\/cdn-cgi\/l\/email-protection\" class=\"__cf_email__\" data-cfemail=\"7c0e1313083c2a31514c514d4a511f191208130f\">[email&#160;protected]<\/a> \/home\/leon]# hexdump -c 14173-c000000000-c000400000.dump\n### \u89e3\u91ca\u4e0b\u4e0b\u9762\u7684\u5185\u5bb9\uff0c\u5426\u5219\u53ef\u80fd\u65e0\u6cd5\u7406\u89e3\uff0c\u4ee5\u7b2c\u4e00\u884c\u4e3a\u4f8b\n### \u6bcf\u4e00\u884c\u5206\u4e3a\u4e24\u90e8\u5206\uff0c\u524d\u9762\u7b2c\u4e00\u6bb5\u8868\u793a\u7684\u662f\u504f\u79fb\u91cf\uff0c\u540e\u9762\u662f\u5185\u5bb9\uff0c\u5185\u5bb9\u662f\u5341\u516d\u4e2a\u5b57\u8282\uff0c\u8be6\u7ec6\u8bf4\u660e\u5982\u4e0b\uff1a\n## 0000000\uff1a\u504f\u79fb\u91cf\uff0c\u662f\u57fa\u4e8e\u521d\u59cb\u5185\u5b58\u5730\u5740\u7684\uff0c\u6b64\u5904\u662fc000000000\uff0c\u8fd9\u4e2a\u975e\u5e38\u91cd\u8981\uff0c\u662f\u6211\u4eec\u627e\u5730\u5740\u7684\u672c\u8d28\u6240\u5728\uff0c\u771f\u5b9e\u7684\u5730\u5740\u662f\u5c06\u8fd9\u4e2a\u504f\u79fb\u91cf\u4e0e\u521d\u59cb\u5730\u5740\u76f8\u52a0\uff0c\u4f8b\u598200000f0\u5bf9\u5e94\u7684\u5730\u5740\u4e3a\uff1ac0000000f0\n## \u5269\u4e0b\u7684\u5c31\u662f\u5341\u516d\u4e2a\u5b57\u8282\u7684\u5185\u5bb9\uff0c\u5bf9\u4e8e\u91cc\u9762\u7684\u663e\u793a\u9700\u8981\u8fdb\u884c\u4e00\u4e9b\u8bf4\u660e\uff1a\n# \/0\uff1a\u8868\u793a0\n# 312\uff1a\u8fd9\u79cd\u4ee53\u4e2a\u6570\u5b57\u63cf\u8ff0\u7684\u662f\u5176\u5b9e\u662f8\u8fdb\u5236\uff0c\u5176\u4e2d\u6700\u9ad8\u4f4d\u53602bit\uff0c\u5269\u4e0b\u4e24\u4e2a\u5404\u53603bit\uff0c312=11001010\uff08\u4e8c\u8fdb\u5236\uff09=0xca\uff08\u5341\u516d\u8fdb\u5236\uff09\n# 2\uff1a\u8fd9\u4e2a\u6570\u5b572\u4e0d\u662f\u6570\u5b572\uff0c\u5982\u679c\u662f2\u4f1a\u4ee5002\u7684\u65b9\u5f0f\u63cf\u8ff0\uff0c\u8fd9\u4e2a\u6570\u5b572\u662f\u4e00\u4e2aascii\u7801\uff0c\u5b83\u5b9e\u9645\u4ee3\u8868\u7684\u503c\u662f\uff1a50\uff08\u5341\u8fdb\u5236\uff09\u62160x32\uff08\u5341\u516d\u8fdb\u5236\uff09\n# \/a\uff1a\u8fd8\u6709\u7c7b\u4f3c\u7684\uff0c\u5982\/t \/b\u7b49\u548c\u4e0a\u9762\u76842\u662f\u4e00\u6837\u7684\uff0c\u90fd\u662fascii\u7801\n### \u53e6\u5916\u9700\u8981\u8bf4\u660e\u7684\u662f\uff0c\u5982\u679c\u8be5\u884c\u51fa\u73b0\u4e86*\uff0c\u8868\u793a\u4e0d\u662f\u4e00\u6bb5\u8fde\u7eed\u7684\u5185\u5b58\u5730\u5740\uff0c\u7c7b\u4f3c\u4e8e\u5206\u5272\u7b26\n0000000 027 221   I  \/0  \/0  \/0  \/0  \/0 003  \/0  \/0  \/0  \/0  \/0  \/0  \/0\n0000010 001 216   U  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0\n0000020 032 221   I  \/0  \/0  \/0  \/0  \/0 003  \/0  \/0  \/0  \/0  \/0  \/0  \/0\n0000030  \/0 216   U  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0\n0000040 035 221   I  \/0  \/0  \/0  \/0  \/0 003  \/0  \/0  \/0  \/0  \/0  \/0  \/0\n0000050 002 216   U  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0\n0000060 312 221   I  \/0  \/0  \/0  \/0  \/0 004  \/0  \/0  \/0  \/0  \/0  \/0  \/0\n0000070 003 216   U  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0\n0000080 322 221   I  \/0  \/0  \/0  \/0  \/0 004  \/0  \/0  \/0  \/0  \/0  \/0  \/0\n0000090 004 216   U  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0\n00000a0 326 221   I  \/0  \/0  \/0  \/0  \/0 004  \/0  \/0  \/0  \/0  \/0  \/0  \/0\n00000b0 005 216   U  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0\n00000c0 002 222   I  \/0  \/0  \/0  \/0  \/0 004  \/0  \/0  \/0  \/0  \/0  \/0  \/0\n00000d0 006 216   U  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0\n00000e0   &amp; 221   I  \/0  \/0  \/0  \/0  \/0 003  \/0  \/0  \/0  \/0  \/0  \/0  \/0\n00000f0  \/a 216   U  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0\n0000100 235 233   I  \/0  \/0  \/0  \/0  \/0  \/t  \/0  \/0  \/0  \/0  \/0  \/0  \/0\n0000110  \/t 216   U  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0\n0000120 330 224   I  \/0  \/0  \/0  \/0  \/0 006  \/0  \/0  \/0  \/0  \/0  \/0  \/0\n0000130  \/n 216   U  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0\n0000140 336 224   I  \/0  \/0  \/0  \/0  \/0 006  \/0  \/0  \/0  \/0  \/0  \/0  \/0\n0000150  \/v 216   U  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0\n0000160   2 222   I  \/0  \/0  \/0  \/0  \/0 004  \/0  \/0  \/0  \/0  \/0  \/0  \/0\n0000170  \/f 216   U  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0\n0000180   = 223   I  \/0  \/0  \/0  \/0  \/0 005  \/0  \/0  \/0  \/0  \/0  \/0  \/0\n0000190 016 216   U  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0\n00001a0   B 223   I  \/0  \/0  \/0  \/0  \/0 005  \/0  \/0  \/0  \/0  \/0  \/0  \/0\n00001b0 017 216   U  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0\n00001c0   G 223   I  \/0  \/0  \/0  \/0  \/0 005  \/0  \/0  \/0  \/0  \/0  \/0  \/0\n00001d0  \/r 216   U  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0\n00001e0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0\n* \/\/ \u5c06\u4e0a\u9762\u548c\u4e0b\u9762\u7684\u5185\u5b58\u5206\u5272\u5f00\u4e86\n0002000  \/0   @  \/0  \/0 300  \/0  \/0  \/0  \/0 300  \/0  \/0 300  \/0  \/0  \/0\n0002010 240   C  \/0  \/0 300  \/0  \/0  \/0 240   C  \/0  \/0 300  \/0  \/0  \/0<\/code><\/pre>\n<p>\u6211\u4eec\u7684\u76ee\u7684\u662f\u627e\u5230class-\uff0c\u6240\u4ee5\u6211\u4eec\u53ea\u9700\u8981\u770b\u5b83\u524d\u540e\u7684\u4e00\u90e8\u5206\u5185\u5bb9\u5373\u53ef\uff1a<\/p>\n<pre><code>[<a href=\"\/cdn-cgi\/l\/email-protection\" class=\"__cf_email__\" data-cfemail=\"c8baa7a7bc889e85e5f8e5f9fee5abada6bca7bb\">[email&#160;protected]<\/a> \/home\/leon]# hexdump -c 14173-c000000000-c000400000.dump | grep -A 3 -B 3 &quot;c   l&quot; \n00ab300   i 254 321 332   6   Y 315 246  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0\n00ab310  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0\n*\n00ae010   c   l   a   s   s   -   1  \/0   &amp;   {  \/0  \/0  \/0  \/0  \/0  \/0\n00ae020   &amp;   {   z   h   a   n   g   s   a   n       1   8       1    \n00ae030 022 001  \/0  \/0 004 002  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0\n00ae040  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0<\/code><\/pre>\n<p>\u53ef\u4ee5\u770b\u51fa\uff0cclass-1\u8fd9\u4e2a\u5b57\u7b26\u4e32\u6240\u5728\u7684\u5730\u5740\u662f\uff1a00ae010+c000000000=c0000ae010\uff0c\u6839\u636e\u7406\u8bba\uff0c\u4e0b\u9762\u5c31\u662f\u8981\u627e\u5230\u54ea\u5f15\u7528\u4e86\u8fd9\u4e2a\u5730\u5740\u3002<\/p>\n<h4>\uff08\u4e94\uff09\u627e\u5230\u5f15\u7528\u5730\u5740\u7684\u4f4d\u7f6e<\/h4>\n<p>\u5728\u627e\u5230\u5f15\u7528\u5730\u5740c0000ae010\u4e4b\u524d\uff0c\u6211\u4eec\u9996\u5148\u9700\u8981\u505a\u4e00\u4e2a\u8ba1\u7b97\uff0c\u56e0\u4e3a\u8fd9\u662f\u4e00\u4e2a\u5341\u516d\u8fdb\u5236\uff0c\u6211\u4eec\u77e5\u9053\u5b9e\u9645\u4e0a\u901a\u8fc7hexdump\u770b\u7684\u65f6\u5019\u91cc\u9762\u5927\u90e8\u5206\u90fd\u662f\u516b\u8fdb\u5236\uff0c\u8ba1\u7b97\u5f88\u7b80\u5355\uff0c\u5c06\u5730\u5740\u4ee5\u4e24\u4e24\u8fdb\u884c\u5206\u5f00\u5373\u53ef\uff1ac0 00 0a e0 10\uff0c\u7ecf\u8fc7\u8ba1\u7b97\u53ef\u4ee5\u5f97\u51fa\u5982\u4e0b\u7ed3\u679c\uff1a<\/p>\n<p>300 0 12 340 20\uff0c\u6211\u4eec\u9700\u8981\u5c06\u8be5\u7ed3\u679c\u8fd4\u56de\u6765\uff0c\u5bb9\u6613\u8fdb\u884c\u67e5\u627e\uff0c\u90a3\u4e48\u9700\u8981\u67e5\u627e\u7684\u7ed3\u679c\u53ef\u80fd\u662f\uff1a20 340 012 \/0 300\u3002\uff08\u5b9e\u9645\u4e0a\u4e0d\u662f\uff09\u3002\u4e3a\u4ec0\u4e48\u4e0d\u662f\uff1f\u9700\u8981\u505a\u4e00\u4e2a\u8bf4\u660e\uff1a<\/p>\n<p>\u6807\u51c6\u7684ascii\u7801\u8868\u793a\u7684\u662f\u4ece0~127\uff0c\u8fd9\u4e2a\u503c\u5982\u679c\u4ee5\u516b\u8fdb\u5236\u8868\u793a\u7684\u8bdd\u5c31\u662f\u4ece\uff1a0~177\uff1b\u5bf9\u4e8e\u8fd9\u4e2a\u8303\u56f4\u7684\u503c\u90fd\u4f1a\u4ee5ascii\u7801\u7684\u5f62\u5f0f\u5c55\u793a\uff0c\u5bf9\u4e8e12\u800c\u8a00\uff0c\u5176ascii\u7801\u7684\u663e\u793a\u662f\u6362\u884c\u7b26\uff0c\u4e5f\u5c31\u662f\/n\uff1b\u5bf9\u4e8e20\u800c\u8a00\uff0c\u5b83\u7684ascii\u7801\u663e\u793a\u662f\uff1a\u6570\u636e\u94fe\u8def\u8f6c\u4e49\uff0c\u8fd9\u4e2a\u6ca1\u6709\u53ef\u663e\u793a\u7684\u5b57\u7b26\u5bf9\u5e94\uff0c\u901a\u5e38\u4f1a\u4f7f\u7528\u539f\u59cb\u7684020\u6765\u63cf\u8ff0\u3002<\/p>\n<p>\u90a3\u4e48\u6211\u4eec\u8981\u67e5\u8be2\u7684\u7ed3\u679c\u5e94\u8be5\u5c31\u662f\uff1a020 340 \/n \/0 300<\/p>\n<p>\u901a\u8fc7\u6211\u4eec\u7684\u641c\u7d22\u8fd8\u771f\u7684\u627e\u5230\u4e86\u8be5\u5f15\u7528\uff1a<\/p>\n<pre><code>### \u4e3a\u4e86\u67e5\u627e\u65b9\u4fbf\uff0c\u9996\u5148\u6211\u628a\u6240\u6709\u7684dump\u6587\u4ef6\u5168\u90e8\u8f6c\u4e3ahex\u8f93\u51fa\u5230\u4e86\u6307\u5b9a\u7684\u6587\u4ef6\uff08\u540e\u7f00\u4e3a.hex\u7684\uff09\uff0c\u5217\u8868\uff1a\n[<a href=\"\/cdn-cgi\/l\/email-protection\" class=\"__cf_email__\" data-cfemail=\"30425f5f4470667d1d001d01061d53555e445f43\">[email&#160;protected]<\/a> \/home\/leon]# ll\n-rw-r--r--  1 root    root    532480 Aug  1 10:44 14173-00400000-00482000.dump\n-rw-r--r--  1 root    root   2379546 Aug  1 10:58 14173-00400000-00482000.dump.hex\n-rw-r--r--  1 root    root    581632 Aug  1 10:44 14173-00482000-00510000.dump\n-rw-r--r--  1 root    root   2595452 Aug  1 10:58 14173-00482000-00510000.dump.hex\n-rw-r--r--  1 root    root    106496 Aug  1 10:44 14173-00510000-0052a000.dump\n-rw-r--r--  1 root    root    452260 Aug  1 10:59 14173-00510000-0052a000.dump.hex\n-rw-r--r--  1 root    root    212992 Aug  1 10:44 14173-0052a000-0055e000.dump\n-rw-r--r--  1 root    root     42992 Aug  1 10:59 14173-0052a000-0055e000.dump.hex\n-rw-r--r--  1 root    root  37163008 Aug  1 10:44 14173-7fc393f86000-7fc3962f7000.dump\n-rw-r--r--  1 root    root     34282 Aug  1 10:59 14173-7fc393f86000-7fc3962f7000.dump.hex\n-rw-r--r--  1 root    root 270008320 Aug  1 10:44 14173-7fc3962f7000-7fc3a6477000.dump\n-rw-r--r--  1 root    root        83 Aug  1 10:59 14173-7fc3962f7000-7fc3a6477000.dump.hex\n-rw-r--r--  1 root    root      4096 Aug  1 10:44 14173-7fc3a6477000-7fc3a6478000.dump\n-rw-r--r--  1 root    root       154 Aug  1 11:00 14173-7fc3a6477000-7fc3a6478000.dump.hex\n-rw-r--r--  1 root    root 300609536 Aug  1 10:44 14173-7fc3a6478000-7fc3b8327000.dump\n-rw-r--r--  1 root    root        83 Aug  1 11:00 14173-7fc3a6478000-7fc3b8327000.dump.hex\n-rw-r--r--  1 root    root      4096 Aug  1 10:44 14173-7fc3b8327000-7fc3b8328000.dump\n-rw-r--r--  1 root    root       154 Aug  1 11:00 14173-7fc3b8327000-7fc3b8328000.dump.hex\n-rw-r--r--  1 root    root  37572608 Aug  1 10:44 14173-7fc3b8328000-7fc3ba6fd000.dump\n-rw-r--r--  1 root    root        82 Aug  1 11:01 14173-7fc3b8328000-7fc3ba6fd000.dump.hex\n-rw-r--r--  1 root    root      4096 Aug  1 10:44 14173-7fc3ba6fd000-7fc3ba6fe000.dump\n-rw-r--r--  1 root    root       154 Aug  1 11:01 14173-7fc3ba6fd000-7fc3ba6fe000.dump.hex\n-rw-r--r--  1 root    root   4689920 Aug  1 10:44 14173-7fc3ba6fe000-7fc3bab77000.dump\n-rw-r--r--  1 root    root        82 Aug  1 11:01 14173-7fc3ba6fe000-7fc3bab77000.dump.hex\n-rw-r--r--  1 root    root      4096 Aug  1 10:44 14173-7fc3bab77000-7fc3bab78000.dump\n-rw-r--r--  1 root    root       228 Aug  1 11:02 14173-7fc3bab77000-7fc3bab78000.dump.hex\n-rw-r--r--  1 root    root    520192 Aug  1 10:44 14173-7fc3bab78000-7fc3babf7000.dump\n-rw-r--r--  1 root    root        82 Aug  1 11:02 14173-7fc3bab78000-7fc3babf7000.dump.hex\n-rw-r--r--  1 root    root    393216 Aug  1 10:44 14173-7fc3babf7000-7fc3bac57000.dump\n-rw-r--r--  1 root    root     37582 Aug  1 11:03 14173-7fc3babf7000-7fc3bac57000.dump.hex\n-rw-r--r--  1 root    root    135168 Aug  1 10:44 14173-7fff7aad6000-7fff7aaf7000.dump\n-rw-r--r--  1 root    root     24072 Aug  1 11:04 14173-7fff7aad6000-7fff7aaf7000.dump.hex\n-rw-r--r--  1 root    root      4096 Aug  1 10:44 14173-7fff7ab9d000-7fff7ab9e000.dump\n-rw-r--r--  1 root    root     17510 Aug  1 11:02 14173-7fff7ab9d000-7fff7ab9e000.dump.hex\n-rw-r--r--  1 root    root   4194304 Aug  1 10:44 14173-c000000000-c000400000.dump\n-rw-r--r--  1 root    root    195662 Aug  1 11:02 14173-c000000000-c000400000.dump.hex\n-rw-r--r--  1 root    root  62914560 Aug  1 10:44 14173-c000400000-c004000000.dump\n-rw-r--r--  1 root    root        82 Aug  1 11:03 14173-c000400000-c004000000.dump.hex\n-rw-r--r--  1 root    root      4096 Aug  1 10:44 14173-ffffffffff600000-ffffffffff601000.dump\n-rw-r--r--  1 root    root       446 Aug  1 11:03 14173-ffffffffff600000-ffffffffff601000.dump.hex\n### \u7136\u540e\u901a\u8fc7grep\u547d\u4ee4\u53ef\u4ee5\u627e\u5230\u5bf9\u5e94\u884c\uff1a\n[<a href=\"\/cdn-cgi\/l\/email-protection\" class=\"__cf_email__\" data-cfemail=\"51233e3e2511071c7c617c60677c32343f253e22\">[email&#160;protected]<\/a> \/home\/leon]# grep &quot;020 340  \/\/\/\/n  \/\/\/\/0 300&quot; 14173-*.hex\n14173-c000000000-c000400000.dump.hex:009c010   p 374  \/t  \/0 300  \/0  \/0  \/0 020 340  \/n  \/0 300  \/0  \/0  \/0<\/code><\/pre>\n<h4>\uff08\u516d\uff09Class\u5bf9\u8c61\u5206\u6790<\/h4>\n<p>\u6211\u4eec\u5c06\u67e5\u627e\u8303\u56f4\u7a0d\u5fae\u6269\u5927\u51e0\u884c\uff08\u4e0a\u4e0b\u5747\u6269\u5927\u4e86\u51e0\u884c\uff09\uff1a<\/p>\n<pre><code>## grep\u547d\u4ee4\u4e2d-A\u8868\u793a\u5411\u540e\uff08after\uff09\uff0c-B\u8868\u793a\u5411\u524d\uff08before\uff09\n[<a href=\"\/cdn-cgi\/l\/email-protection\" class=\"__cf_email__\" data-cfemail=\"6a1805051e2a3c27475a475b5c47090f041e0519\">[email&#160;protected]<\/a> \/home\/leon]# grep &quot;020 340  \/\/\/\/n  \/\/\/\/0 300&quot; -A 3 -B 3 14173-*.hex\n14173-c000000000-c000400000.dump.hex-009af30 300   @   R  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0\n14173-c000000000-c000400000.dump.hex-009af40  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0\n14173-c000000000-c000400000.dump.hex-*\n14173-c000000000-c000400000.dump.hex:009c010   p 374  \/t  \/0 300  \/0  \/0  \/0 020 340  \/n  \/0 300  \/0  \/0  \/0\n14173-c000000000-c000400000.dump.hex-009c020  \/a  \/0  \/0  \/0  \/0  \/0  \/0  \/0 001  \/0  \/0  \/0  \/0  \/0  \/0  \/0\n14173-c000000000-c000400000.dump.hex-009c030  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0\n14173-c000000000-c000400000.dump.hex-*<\/code><\/pre>\n<p>\u6211\u4eec\u6839\u636e\u4ee3\u7801\u6765\u5206\u6790\u4e00\u4e0b\u8fd9\u6bb5\u5185\u5b58\u4fe1\u606f\uff0c\u9996\u5148\u5c06\u4e4b\u524dclass\u7684\u5185\u5b58\u5e03\u5c40\u62ff\u8fc7\u6765\uff1a<\/p>\n<pre><code>\/\/ \u5728\u5185\u5b58\u4e2d\u7684\u7ed3\u6784\u5e94\u8be5\u5982\u4e0b\uff1a\n|0 - 7|8 - 15|16 - 23|\n|0 - 7|\uff1aCName\u7684\u6307\u9488\n|8 - 15|\uff1aCName\u7684\u957f\u5ea6\n|16 - 23|\uff1aIndex<\/code><\/pre>\n<p>\u4e0b\u9762\u662f\u6839\u636e\u5185\u5b58\u5e03\u5c40\u7684\u5206\u6790\u7ed3\u679c\uff1a<\/p>\n<pre><code>####### |-- \u6b64\u5904\u4e3a\u5176\u4ed6\u5185\u5bb9\uff0c\u4e0d\u7528\u5173\u6ce8 ------|----------CName\u6307\u9488-----------|\n009c010   p 374  \/t  \/0 300  \/0  \/0  \/0 020 340  \/n  \/0 300  \/0  \/0  \/0\n####### |CName\u957f\u5ea6\u4e3a\/a\uff0c\u4e00\u4e2a\u8f6c\u4e49\u7b26\uff0c\u8868\u793a7\uff0c |---Index\u7684\u503c\u4e3a001\uff0c\u4e5f\u5c31\u662f1\uff0c\u7b26\u5408|\n009c020  \/a  \/0  \/0  \/0  \/0  \/0  \/0  \/0 001  \/0  \/0  \/0  \/0  \/0  \/0  \/0<\/code><\/pre>\n<p>\u5176\u4e2d\u7684009c018\u5373\u4e3a\u8be5\u5730\u5740\u7684\u504f\u79fb\u5730\u5740\uff08\u6ce8\u610f\u6700\u540e\u4e00\u4f4d\u662f8\uff0c\u56e0\u4e3a\u6ca1\u6709\u6b63\u597d\u5728009c010\u5f00\u5934\uff09\uff0c\u4e0b\u9762\u6211\u4eec\u8981\u627e\u7684\u5c31\u662fUser\u8fd9\u4e2a\u5bf9\u8c61\u3002<\/p>\n<h4>\uff08\u4e03\uff09User\u5bf9\u8c61\u67e5\u627e<\/h4>\n<p>\u8fd8\u662f\u6309\u7167\u76f8\u540c\u7684\u65b9\u5f0f\u5c06\u5730\u5740c00009c018\uff08009c018 + c000000000\uff09\u627e\u51fa\u6765\u3002<\/p>\n<p>\u5148\u6362\u7b97\uff0c\u8fc7\u7a0b\u4e0d\u518d\u5199\uff0c\u6362\u7b97\u540e\u7684\u7ed3\u679c\u4e3a\uff1a030 300 \/t \/0 300<\/p>\n<p>\u7136\u540e\u8fdb\u884c\u67e5\u627e\uff0c\u53d1\u73b0\u4e864\u4e2a\uff1a<\/p>\n<pre><code>### \u6ce8\u610fgrep\u67e5\u627e\/\u7684\u65f6\u5019\u9700\u8981\/\/\/\/\u6765\u8f6c\u4e49\n[<a href=\"\/cdn-cgi\/l\/email-protection\" class=\"__cf_email__\" data-cfemail=\"fc8e939388bcaab1d1ccd1cdcad19f999288938f\">[email&#160;protected]<\/a> \/home\/leon]# grep &quot;030 300  \/\/\/\/t  \/\/\/\/0 300&quot; 14173-*.dump.hex\n14173-c000000000-c000400000.dump.hex:0088f00 030 300  \/t  \/0 300  \/0  \/0  \/0  \/0  \/0  \/v  \/0 300  \/0  \/0  \/0\n14173-c000000000-c000400000.dump.hex:00b0010 022 001  \/0  \/0  \/0  \/0  \/0  \/0 030 300  \/t  \/0 300  \/0  \/0  \/0\n14173-c000000000-c000400000.dump.hex:00b0030 022 001  \/0  \/0  \/0  \/0  \/0  \/0 030 300  \/t  \/0 300  \/0  \/0  \/0\n14173-c000000000-c000400000.dump.hex:00bbf00 030 300  \/t  \/0 300  \/0  \/0  \/0  \/0  \/0  \/v  \/0 300  \/0  \/0  \/0<\/code><\/pre>\n<p>\u6211\u4eec\u5bf9\u8fd9\u56db\u4e2a\u6328\u7740\u8fdb\u884c\u5206\u6790\uff0c\u4ed6\u4eec\u90fd\u5728\u6587\u4ef614173-c000000000-c000400000.dump.hex\u4e2d\u3002<\/p>\n<pre><code>[<a href=\"\/cdn-cgi\/l\/email-protection\" class=\"__cf_email__\" data-cfemail=\"f4869b9b80b4a2b9d9c4d9c5c2d997919a809b87\">[email&#160;protected]<\/a> \/home\/leon]# grep &quot;030 300  \/\/\/\/t  \/\/\/\/0 300&quot; -A 3 -B 3 14173-c000000000-c000400000.dump.hex\n0088ed0 001  \/0  \/0  \/0  \/0  \/0  \/0  \/0 001  \/0  \/0  \/0  \/0  \/0  \/0  \/0\n*\n0088ef0   v 356   I  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0\n0088f00 030 300  \/t  \/0 300  \/0  \/0  \/0  \/0  \/0  \/v  \/0 300  \/0  \/0  \/0\n0088f10 300   h   H  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/v  \/0 300  \/0  \/0  \/0\n0088f20  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0   X   P   @  \/0  \/0  \/0  \/0  \/0\n0088f30   p 217  \/b  \/0 300  \/0  \/0  \/0 231   O   @  \/0  \/0  \/0  \/0  \/0\n--\n00ae040  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0\n*\n00b0000   ^ 231   I  \/0  \/0  \/0  \/0  \/0  \/b  \/0  \/0  \/0  \/0  \/0  \/0  \/0\n00b0010 022 001  \/0  \/0  \/0  \/0  \/0  \/0 030 300  \/t  \/0 300  \/0  \/0  \/0\n00b0020   ^ 231   I  \/0  \/0  \/0  \/0  \/0  \/b  \/0  \/0  \/0  \/0  \/0  \/0  \/0\n00b0030 022 001  \/0  \/0  \/0  \/0  \/0  \/0 030 300  \/t  \/0 300  \/0  \/0  \/0\n00b0040  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0\n*\n00b2080 340   _   I  \/0  \/0  \/0  \/0  \/0   0  \/f  \/t  \/0 300  \/0  \/0  \/0\n--\n00bbed0 001  \/0  \/0  \/0  \/0  \/0  \/0  \/0 001  \/0  \/0  \/0  \/0  \/0  \/0  \/0\n*\n00bbef0   v 356   I  \/0  \/0  \/0  \/0  \/0 300      \/b  \/0 300  \/0  \/0  \/0\n00bbf00 030 300  \/t  \/0 300  \/0  \/0  \/0  \/0  \/0  \/v  \/0 300  \/0  \/0  \/0\n00bbf10 300   h   H  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/v  \/0 300  \/0  \/0  \/0\n00bbf20  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0\n00bbf30   p 217  \/b  \/0 300  \/0  \/0  \/0 231   O   @  \/0  \/0  \/0  \/0  \/0<\/code><\/pre>\n<p>\u7ed3\u5408User\u7684\u5185\u5b58\u5e03\u5c40\uff08\u5982\u4e0b\uff09\uff0c\u5728class\u524d\u9762\u5e94\u8be5\u670924\u4e2a\u5b57\u8282\uff0c\u8868\u793a\u7684\u662f\u5f00\u5934\uff1a<\/p>\n<pre><code>## |0 - 7|8 - 15|16|17|18 - 23|24 - 31|\n## |0 - 7|\uff1aName\u7684\u6307\u9488\n## |8 - 15|\uff1aName\u7684\u957f\u5ea6\n## |16|\uff1aAge\n## |17|\uff1aSex\n## |18 - 23|\uff1a\u4ec0\u4e48\u90fd\u6ca1\u6709\uff0c\u6d6a\u8d39\u4e86\n## |24 - 31|\uff1aclass\uff0c\u5373\u6307\u9488<\/code><\/pre>\n<p>\u9996\u5148\u5206\u6790\u7b2c\u4e00\u4e2a\uff1a<\/p>\n<pre><code>0056010   `   +  \/0  \/0 300  \/0  \/0  \/0  \/0   -  \/0  \/0 300  \/0  \/0  \/0\n###### |-----                        |  \u6b64\u5904\u5e94\u8be5\u662fAge+Sex\uff0c\u4e3a022 001\uff0c\u4e0d\u5408\u6cd5|\n0088ef0   v 356   I  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0\n###### |-----      class\u6307\u9488     -----|\n0088f00 030 300  \/t  \/0 300  \/0  \/0  \/0  \/0  \/0  \/v  \/0 300  \/0  \/0  \/0<\/code><\/pre>\n<p>\u53ef\u4ee5\u770b\u51fa\u6765\uff0c\u8be5\u5730\u5740\u5e76\u4e0d\u662fUser\u7684\u5730\u5740\u4fe1\u606f\uff0c\u56e0\u4e3a\u6620\u5c04Age\u548cSex\u7684\u4f4d\u7f6e\u4e0d\u5408\u6cd5\u3002<\/p>\n<p>\u901a\u8fc7\u5206\u6790\u6211\u4eec\u77e5\u9053\u4e86\uff0cAge\u548cSex\u7684\u4f4d\u7f6e\u5e94\u8be5\u662f022\u548c001\uff0c\u90a3\u4e48\u53ef\u4ee5\u76f4\u63a5\u8fdb\u884c\u8fc7\u6ee4\uff0c\u5c31\u5269\u4e0b\u4e86\u4e24\u4e2a\u5730\u5740\uff1a<\/p>\n<pre><code>#######| -----  &quot;zhangsan&quot;\u6240\u5728\u5730\u5740  ----- |-------- \u5b57\u7b26\u4e32\u957f\u5ea6\u4e3a\uff1a8 -------|\n00b0000   ^ 231   I  \/0  \/0  \/0  \/0  \/0  \/b  \/0  \/0  \/0  \/0  \/0  \/0  \/0\n#######|Age|Sex|                        |-------    class    ----------|\n00b0010 022 001  \/0  \/0  \/0  \/0  \/0  \/0 030 300  \/t  \/0 300  \/0  \/0  \/0\n#######| -----  &quot;zhangsan&quot;\u6240\u5728\u5730\u5740  ----- |-------- \u5b57\u7b26\u4e32\u957f\u5ea6\u4e3a\uff1a8 -------|\n00b0020   ^ 231   I  \/0  \/0  \/0  \/0  \/0  \/b  \/0  \/0  \/0  \/0  \/0  \/0  \/0\n#######|Age|Sex|                        |-------    class    ----------|\n00b0030 022 001  \/0  \/0  \/0  \/0  \/0  \/0 030 300  \/t  \/0 300  \/0  \/0  \/0\n00b0040  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0  \/0<\/code><\/pre>\n<p>\u5982\u4e0a\u9762\u6807\u6ce8\u7684\u4e00\u6837\uff0c\u8fd9\u4e24\u4e2a\u5730\u5740\u90fd\u662f\u5408\u6cd5\u7684\u3002\u7b80\u5355\u8bf4\u660e\u4e00\u4e0b\uff1a<\/p>\n<ul>\n<li>\u5728\u7a0b\u5e8f\u4e2d\uff0c\u6211\u4eec\u8bbe\u7f6e\u4e86Age=18\uff0c\u6b64\u5904\u7684022\uff08\u516b\u8fdb\u5236\uff09=2 * 8 + 2 = 18\uff0c\u662f\u7b26\u5408\u9884\u671f\u7684\uff1b<\/li>\n<\/ul>\n<ul>\n<li>\u5728\u7a0b\u5e8f\u4e2d\u8bbe\u7f6e\u7684Sex=1\u4e0e\u5185\u5b58\u4e2d\u7684001\u4e5f\u662f\u5bf9\u5e94\u6210\u529f\u7684\uff1b<\/li>\n<\/ul>\n<ul>\n<li>\u5728\u7a0b\u5e8f\u4e2d\uff0c\u6211\u4eec\u8bbe\u7f6e\u7684Name\u4e3a&#8221;zhangsan&#8221;\uff0c\u4e5f\u5c31\u662f8\u4e2a\u5b57\u8282\uff0c\/b\u5728ascii\u7801\u4e2d\u8868\u793a\u9000\u683c\u952e\uff0c\u6b63\u597d\u662f\u5341\u8fdb\u5236\u76848\uff0c\u516b\u8fdb\u5236\u768410\uff0c\u4e5f\u662f\u7b26\u5408\u9884\u671f\u7684\u3002<\/li>\n<\/ul>\n<p>\u6700\u540e\u770b\u4e00\u4e0bName\u6307\u9488\uff0c\u8fd9\u662f\u4e00\u4e2a\u6bd4\u8f83\u7279\u6b8a\u7684\u90e8\u5206\uff0c\u5b83\u7684\u5730\u5740\u5185\u5bb9\u662f\uff1a^ 231 I\uff0c\u6362\u7b97\u6210\u5341\u516d\u8fdb\u5236\u4e3a5e 99 49\uff0c\u5bf9\u5e94\u7684\u7edd\u5bf9\u5730\u5740\u662f\uff1a49995e\u3002<\/p>\n<h4>\uff08\u516b\uff09\u67e5\u627eUser\u4e2d\u7684zhangsan<\/h4>\n<p>\u53ef\u4ee5\u770b\u5230\uff0c\u7edd\u5bf9\u5730\u5740\u4e3a49995e\u7684\u5185\u5b58\u5728\uff1a14173-00482000-00510000.dump\u4e2d\uff0c\u8fdb\u884c\u504f\u79fb\u91cf\u7684\u8ba1\u7b97\uff1a<\/p>\n<p>\u504f\u79fb\u91cf=49995e-482000=1795e\uff0c\u4f46\u9700\u8981\u8003\u8651\u7684\u662f\uff0c\u8be5\u504f\u79fb\u91cf\u5e76\u4e0d\u662f\u4e00\u4e2a\u53ef\u4ee5\u88ab\u5341\u516d\u8fdb\u5236\u6574\u9664\u7684\u503c\uff0c\u4e5f\u5c31\u662f\u5b83\u4e0d\u4f1a\u51fa\u73b0\u5728\u6587\u4ef6\u7684\u6700\u5f00\u59cb\u4e00\u5217\uff0c\u5b83\u5bf9\u5e94\u7684\u5f00\u5934\u7684\u5730\u5740\u5e94\u8be5\u662f17950\u3002<\/p>\n<p>\u4e0b\u9762\u6211\u4eec\u53ef\u4ee5\u6240\u670917950\uff0c\u53ef\u4ee5\u770b\u5230\u5982\u4e0b\u7684\u4fe1\u606f\uff1a<\/p>\n<pre><code>[<a href=\"\/cdn-cgi\/l\/email-protection\" class=\"__cf_email__\" data-cfemail=\"a3d1ccccd7e3f5ee8e938e92958ec0c6cdd7ccd0\">[email&#160;protected]<\/a> \/home\/leon]# grep &quot;17950&quot; -A 1 14173-00482000-00510000.dump.hex\n0017950   a   c   e   B   u   f   u   n   k   n   o   w   n   (   z   h\n0017960   a   n   g   s   a   n       (   f   o   r   c   e   d   <\/code><\/pre>\n<p>\u53ef\u4ee5\u5f88\u660e\u786e\u7684\u770b\u5230\uff0czhangsan\u7684\u5730\u5740\u786e\u5b9e\u662f1795e\u5730\u5740\u3002\u8fd9\u4e2a\u5b57\u7b26\u4e32\u5177\u4f53\u5728\u54ea\u5462\uff1f<\/p>\n<h4>\uff08\u4e5d\uff09zhangsan\u5728\u54ea<\/h4>\n<p>\u6211\u4eec\u91cd\u65b0\u56de\u5f52\u5230\u76ee\u5f55\uff1a\/proc\/14173\/maps\uff0c\u5b83\u7684\u524d\u4e09\u884c\uff1a<\/p>\n<pre><code>[<a href=\"\/cdn-cgi\/l\/email-protection\" class=\"__cf_email__\" data-cfemail=\"ed9f828299adbba0c0ddc0dcdbc08e888399829e\">[email&#160;protected]<\/a> \/home\/leon]# cat \/proc\/14173\/maps\n00400000-00482000 r-xp 00000000 fd:01 672257                             \/root\/chainmaker\/my-mem\/my-mem\n00482000-00510000 r--p 00082000 fd:01 672257                             \/root\/chainmaker\/my-mem\/my-mem\n00510000-0052a000 rw-p 00110000 fd:01 672257                             \/root\/chainmaker\/my-mem\/my-mem<\/code><\/pre>\n<p>zhangsan\u7684\u5185\u5bb9\u6070\u6070\u4f4d\u4e8e\u7b2c2\u884c\uff0c\u6ce8\u610f\u7b2c\u4e8c\u884c\u7684\u6743\u9650\u6807\u8bc6\uff1ar&#8211;p\uff0c\u8be5\u6743\u9650\u6807\u8bc6\u5b83\u662f\u4e00\u4e2a\u53ea\u8bfb\u7684\uff0c\u4e0d\u53ef\u4ee5\u6267\u884c\uff0c\u4ec0\u4e48\u6570\u636e\u662f\u53ea\u8bfb\u7684\uff0c\u4e0d\u53ef\u6267\u884c\u7684\uff0c\u4e00\u822c\u6765\u8bb2\u5c31\u662f\u653e\u5165\u7684\u5e38\u91cf\u6c60\u3002\u53e6\u5916\uff0c\u9700\u8981\u770b\u5230\u7684\u662f\u6700\u5f00\u59cb\u7684\u4e09\u884c\u90fd\u662f\u63cf\u8ff0\u7684\u5f53\u524d\u8fdb\u7a0b\u7684\u4fe1\u606f\u3002\u7b80\u5355\u7684\u8bf4\u660e\u5982\u4e0b\uff1a<\/p>\n<pre><code>[<a href=\"\/cdn-cgi\/l\/email-protection\" class=\"__cf_email__\" data-cfemail=\"f5879a9a81b5a3b8d8c5d8c4c3d896909b819a86\">[email&#160;protected]<\/a> \/home\/leon]# cat \/proc\/14173\/maps\n### \u53ef\u8bfb\u53ef\u6267\u884c\uff0c\u4f46\u4e0d\u53ef\u5199\uff0c\u901a\u5e38\u662f\u4ee3\u7801\u6bb5\u7684\u4f4d\u7f6e\n00400000-00482000 r-xp 00000000 fd:01 672257                             \/root\/chainmaker\/my-mem\/my-mem\n### \u53ea\u8bfb\uff0c\u4e0d\u53ef\u6267\u884c\u4e0d\u53ef\u5199\uff0c\u4e00\u822c\u653e\u7684\u662f\u5e38\u91cf\u6c60\uff0c\u5c31\u662f\u90a3\u4e9b\u4e0d\u4f1a\u4fee\u6539\u7684\u5e38\u91cf\uff0c\u5728go\u8bed\u8a00\u4e2d\u5e38\u89c1\u7684\u4e00\u822c\u662f\u5b57\u7b26\u4e32\n00482000-00510000 r--p 00082000 fd:01 672257                             \/root\/chainmaker\/my-mem\/my-mem\n### \u53ef\u8bfb\uff0c\u53ef\u5199\uff0c\u4f46\u4e0d\u53ef\u6267\u884c\uff0c\u4e00\u822c\u4f1a\u653e\u5168\u5c40\u53d8\u91cf\uff0c\u8be5\u7c7b\u503c\u662f\u53ef\u4ee5\u88ab\u4fee\u6539\u7684\n00510000-0052a000 rw-p 00110000 fd:01 672257                             \/root\/chainmaker\/my-mem\/my-mem<\/code><\/pre>\n<p><strong>\u53c2\u8003\u8d44\u6599\uff1a<\/strong> <\/p>\n<p>1.\u8fdb\u7a0b\u5185\u5b58sysfs\u89e3\u8bfb\uff1a<\/p>\n<p><a href=\"https:\/\/link.segmentfault.com\/?enc=CTnw6FJzOo%2BA70V4hh7xIA%3D%3D.vIed5VKPom6QoRUt7N853hX%2FEUsEU%2F%2Bn5QDbqaFXFVW08Vs3M%2FrYfA0QXXCcqpQv\" rel=\"nofollow\">https:\/\/www.cnblogs.com\/arnol&#8230;<\/a><\/p>\n<p>2.\/proc\/&lt;pid&gt;\/maps\u7b80\u8981\u5206\u6790\uff1a<\/p>\n<p><a href=\"https:\/\/link.segmentfault.com\/?enc=gqz3Zr3zDN1O6oOcMIWhEQ%3D%3D.aWSDwwmU488SOFQ0JkEVhXo7%2FvjU9XNAvyy9lTedqrxjSyvbnFS3YK1etWQ9vA8QdH6iaZuRLnm8jhm58Ld7BQ%3D%3D\" rel=\"nofollow\">https:\/\/www.cnblogs.com\/arnol&#8230;<\/a><\/p>\n<p><img decoding=\"async\" referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000042581456\" alt=\"\" title=\"\" loading=\"lazy\"><\/p>\n<p>\u5982\u679c\u4f60\u662f\u817e\u8baf\u6280\u672f\u5185\u5bb9\u521b\u4f5c\u8005\uff0c\u817e\u8baf\u4e91\u5f00\u53d1\u8005\u793e\u533a\u8bda\u9080\u60a8\u52a0\u5165<a href=\"https:\/\/link.segmentfault.com\/?enc=tA0mzUDgA1ieOhKMd%2BPhfA%3D%3D.Kded0A5TgCybvuV%2Fp5bkhWb5IWntn8mPY3EclXQSFZLBUNmr73loH0FcJryyhcipjrX4%2Bkd2d2Baz0Hg1JF64Q%3D%3D\" rel=\"nofollow\">\u3010\u817e\u8baf\u4e91\u539f\u521b\u5206\u4eab\u8ba1\u5212\u3011\uff0c<\/a>\u9886\u53d6\u793c\u54c1\uff0c\u52a9\u529b\u804c\u7ea7\u664b\u5347\u3002<\/p>\n<p><a href=\"https:\/\/segmentfault.com\/a\/1190000042581450\">https:\/\/segmentfault.com\/a\/1190000042581450<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5bfc\u8bed\u00a0|\u00a0\u672c\u6587\u63a8\u9009\u81ea\u817e\u8baf\u4e91\u5f00\u53d1\u8005\u793e\u533a-\u3010\u6280\u601d\u5e7f\u76ca \u00b7 \u817e\u8baf\u6280\u672f\u4eba\u539f\u521b\u96c6\u3011\u4e13\u680f\u3002\u8be5\u4e13\u680f\u662f\u817e\u8baf\u4e91\u5f00\u53d1\u8005\u793e\u533a\u4e3a\u817e\u8baf\u6280 [&hellip;]<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[],"tags":[],"class_list":["post-10006652","post","type-post","status-publish","format-standard","hentry"],"jetpack_sharing_enabled":true,"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/itmax.cn\/index.php?rest_route=\/wp\/v2\/posts\/10006652","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/itmax.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/itmax.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"replies":[{"embeddable":true,"href":"https:\/\/itmax.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=10006652"}],"version-history":[{"count":0,"href":"https:\/\/itmax.cn\/index.php?rest_route=\/wp\/v2\/posts\/10006652\/revisions"}],"wp:attachment":[{"href":"https:\/\/itmax.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=10006652"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/itmax.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=10006652"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/itmax.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=10006652"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}