{"id":79436,"date":"2026-03-02T08:06:29","date_gmt":"2026-03-02T00:06:29","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/79436.html"},"modified":"2026-03-02T08:06:29","modified_gmt":"2026-03-02T00:06:29","slug":"linux-%e8%bf%9b%e7%a8%8b%e4%bf%a1%e5%8f%b7%e6%b7%b1%e5%ba%a6%e8%a7%a3%e6%9e%90%ef%bc%9a%e4%bb%8e%e5%86%85%e6%a0%b8%e6%9c%ba%e5%88%b6%e5%88%b0%e5%ae%9e%e6%93%8d%e5%ba%94%e7%94%a8%e5%85%a8%e6%8c%87","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/79436.html","title":{"rendered":"Linux \u8fdb\u7a0b\u4fe1\u53f7\u6df1\u5ea6\u89e3\u6790\uff1a\u4ece\u5185\u6838\u673a\u5236\u5230\u5b9e\u64cd\u5e94\u7528\u5168\u6307\u5357----\u300aHello Linux!\u300b(15)"},"content":{"rendered":"<\/p>\n<h4>\u6587\u7ae0\u76ee\u5f55<\/h4>\n<ul>\n<li>\u524d\u8a00<\/li>\n<li>\u4fe1\u53f7\u7684\u521d\u6b65\u8ba4\u8bc6<\/li>\n<li>\n<ul>\n<li>\u6355\u83b7\u4fe1\u53f7\u7684\u529e\u6cd5<\/li>\n<li>\u952e\u76d8\u6570\u636e\u8f93\u5165\u7ed9\u5185\u6838\u7684\u539f\u7406<\/li>\n<li>core dump<\/li>\n<\/ul>\n<\/li>\n<li>\u4fe1\u53f7\u7684\u4ea7\u751f<\/li>\n<li>\n<ul>\n<li>\u7cfb\u7edf\u8c03\u7528<\/li>\n<li>\u5f02\u5e38<\/li>\n<li>\u8f6f\u4ef6\u6761\u4ef6<\/li>\n<\/ul>\n<\/li>\n<li>\u4fe1\u53f7\u7684\u53d1\u9001<\/li>\n<li>\u4fe1\u53f7\u7684\u4fdd\u5b58<\/li>\n<\/ul>\n<h2>\u524d\u8a00<\/h2>\n<p>\u5728 Linux \u7cfb\u7edf\u4e2d&#xff0c;\u8fdb\u7a0b\u4fe1\u53f7\u662f\u4e00\u5957\u9ad8\u6548\u7684 \u201c\u5f02\u6b65\u901a\u4fe1\u673a\u5236\u201d\u2014\u2014 \u5b83\u5982\u540c\u7ed9\u8fdb\u7a0b\u53d1\u9001\u7684 \u201c\u901a\u77e5\u201d&#xff0c;\u80fd\u591f\u6253\u65ad\u8fdb\u7a0b\u7684\u6b63\u5e38\u6267\u884c\u6d41\u7a0b&#xff0c;\u89e6\u53d1\u9884\u8bbe\u7684\u5904\u7406\u52a8\u4f5c\u3002\u5c0f\u5230ctrl&#043;c\u7ec8\u6b62\u524d\u53f0\u8fdb\u7a0b&#xff0c;\u5927\u5230\u5f02\u5e38\u5d29\u6e83\u65f6\u7684\u6838\u5fc3\u8f6c\u50a8&#xff08;core dump&#xff09;\u3001\u8fdb\u7a0b\u95f4\u7684\u7d27\u6025\u901a\u77e5&#xff0c;\u4fe1\u53f7\u8d2f\u7a7f\u4e86 Linux \u8fdb\u7a0b\u7ba1\u7406\u7684\u65b9\u65b9\u9762\u9762\u3002<\/p>\n<p>\u4fe1\u53f7\u7684\u672c\u8d28\u662f\u5185\u6838\u5411\u8fdb\u7a0b\u4f20\u9012\u4e8b\u4ef6\u7684 \u201c\u8f6f\u4ef6\u4e2d\u65ad\u201d&#xff0c;\u5176\u751f\u547d\u5468\u671f\u6db5\u76d6 \u201c\u4ea7\u751f\u2192\u53d1\u9001\u2192\u4fdd\u5b58\u2192\u9012\u8fbe\u2192\u5904\u7406\u201d \u4e94\u5927\u73af\u8282&#xff0c;\u80cc\u540e\u4f9d\u8d56block&#xff08;\u963b\u585e&#xff09;\u3001pending&#xff08;\u672a\u51b3&#xff09;\u3001handler&#xff08;\u5904\u7406\u51fd\u6570&#xff09;\u4e09\u5f20\u6838\u5fc3\u8868\u7684\u534f\u540c\u5de5\u4f5c\u3002\u672c\u6587\u5c06\u4ece\u57fa\u7840\u8ba4\u77e5\u51fa\u53d1&#xff0c;\u5c42\u5c42\u62c6\u89e3\u8fdb\u7a0b\u4fe1\u53f7\u7684\u6838\u5fc3\u903b\u8f91&#xff1a;\u5148\u8bb2\u4fe1\u53f7\u7684\u4e09\u79cd\u5904\u7406\u65b9\u5f0f\u3001\u524d\u53f0 \/ \u540e\u53f0\u8fdb\u7a0b\u4e0e\u4fe1\u53f7\u7684\u5173\u8054&#xff0c;\u518d\u6df1\u5165\u4fe1\u53f7\u6355\u83b7\u7684signal\u7cfb\u7edf\u8c03\u7528\u3001\u952e\u76d8\u8f93\u5165\u89e6\u53d1\u4fe1\u53f7\u7684\u5e95\u5c42\u539f\u7406&#xff1b;\u968f\u540e\u8be6\u89e3\u4fe1\u53f7\u7684\u4e94\u79cd\u4ea7\u751f\u9014\u5f84&#xff08;\u952e\u76d8\u3001\u547d\u4ee4\u3001\u7cfb\u7edf\u8c03\u7528\u3001\u5f02\u5e38\u3001\u8f6f\u4ef6\u6761\u4ef6&#xff09;&#xff0c;\u5e76\u5256\u6790\u5185\u6838\u4e2d\u4fe1\u53f7\u7684\u4fdd\u5b58\u673a\u5236\u4e0e\u963b\u585e \/ \u672a\u51b3\u72b6\u6001\u7684\u6838\u5fc3\u6982\u5ff5&#xff1b;\u6700\u540e\u7ed3\u5408core dump\u8c03\u8bd5\u3001\u4fe1\u53f7\u4f4d\u56fe\u7ba1\u7406\u7b49\u5b9e\u64cd\u6280\u5de7&#xff0c;\u5e2e\u8bfb\u8005\u6253\u901a \u201c\u7406\u8bba\u539f\u7406\u201d \u4e0e \u201c\u5b9e\u9645\u5e94\u7528\u201d \u7684\u58c1\u5792\u3002<\/p>\n<p>\u65e0\u8bba\u4f60\u662f\u521a\u63a5\u89e6 Linux \u8fdb\u7a0b\u7f16\u7a0b\u7684\u65b0\u624b&#xff0c;\u8fd8\u662f\u60f3\u6df1\u5165\u7406\u89e3\u5185\u6838\u4fe1\u53f7\u673a\u5236\u7684\u5f00\u53d1\u8005&#xff0c;\u90fd\u80fd\u901a\u8fc7\u672c\u6587\u638c\u63e1\u4fe1\u53f7\u7684\u6838\u5fc3\u77e5\u8bc6\u70b9 \u2014\u2014 \u5305\u62ec\u4e0d\u53ef\u6355\u83b7 \/ \u963b\u585e\u7684 9 \u53f7&#xff08;SIGKILL&#xff09;\u4e0e 19 \u53f7&#xff08;SIGSTOP&#xff09;\u4fe1\u53f7\u3001\u539f\u5b50\u64cd\u4f5c\u7684\u4fe1\u53f7\u4f4d\u56fe\u3001alarm\u95f9\u949f\u4fe1\u53f7\u7b49\u5173\u952e\u7ec6\u8282&#xff0c;\u8f7b\u677e\u5e94\u5bf9\u8fdb\u7a0b\u4e2d\u65ad\u3001\u5f02\u5e38\u5904\u7406\u3001\u8fdb\u7a0b\u95f4\u7b80\u5355\u901a\u4fe1\u7b49\u5b9e\u9645\u5f00\u53d1\u573a\u666f\u3002<\/p>\n<h2>\u4fe1\u53f7\u7684\u521d\u6b65\u8ba4\u8bc6<\/h2>\n<p>1.\u8fdb\u7a0b\u5fc5\u987b\u8981\u80fd\u8bc6\u522b\u548c\u5904\u7406\u4fe1\u53f7\u2013\u5c31\u7b97\u8fd9\u4e2a\u4fe1\u53f7\u6ca1\u6709\u88ab\u4ea7\u751f&#xff0c;\u8fdb\u7a0b\u4e5f\u9700\u8981\u5177\u5907\u5904\u7406\u8fd9\u4e2a\u4fe1\u53f7\u7684\u80fd\u529b<\/p>\n<p>\u2013\u5bf9\u4fe1\u53f7\u7684\u5904\u7406\u80fd\u529b&#xff0c;\u5c5e\u4e8e\u8fdb\u7a0b\u7684\u5185\u7f6e\u529f\u80fd<\/p>\n<p>2.\u8fdb\u7a0b\u6ca1\u6709\u6536\u5230\u4fe1\u53f7&#xff0c;\u4e5f\u80fd\u77e5\u9053\u8fd9\u4e9b\u4fe1\u53f7\u7684\u5904\u7406\u65b9\u6cd5\u662f\u4ec0\u4e48<\/p>\n<p>3.\u5f53\u8fdb\u7a0b\u771f\u7684\u6536\u5230\u4e86\u4fe1\u53f7&#xff0c;\u8fdb\u7a0b\u53ef\u80fd\u4e0d\u4f1a\u7acb\u9a6c\u5904\u7406\u8fd9\u4e2a\u4fe1\u53f7&#xff0c;\u800c\u662f\u7b49\u5230\u5408\u9002\u7684\u65f6\u5019\u5904\u7406<\/p>\n<p>4.\u8fdb\u7a0b\u5177\u6709\u4e34\u65f6\u4fdd\u5b58\u54ea\u4e9b\u4fe1\u53f7\u53d1\u751f\u4e86\u7684\u80fd\u529b<\/p>\n<p>\u2013\u56e0\u4e3a\u4fe1\u53f7\u4ea7\u751f\u5230\u4fe1\u53f7\u88ab\u5904\u7406\u4e4b\u95f4\u4f1a\u6709\u65f6\u95f4\u7a97\u53e3<\/p>\n<p>\u4fe1\u53f7\u7684\u5904\u7406\u65b9\u5f0f\u6709\u4e09\u79cd:(\u53ea\u80fd\u4e09\u9009\u4e00\u54c8)<\/p>\n<p>1.\u9ed8\u8ba4\u52a8\u4f5c 2.\u5ffd\u7565 3.\u81ea\u5b9a\u4e49\u52a8\u4f5c(\u6bd4\u5982:\u6355\u6349\u8fd9\u4e2a\u4fe1\u53f7)<\/p>\n<p>\u5728Linux\u4e2d&#xff0c;\u4e00\u6b21\u767b\u9646\u5c31\u4f1a\u6709\u4e00\u4e2a\u7ec8\u7aef&#xff0c;\u4e00\u4e2a\u7ec8\u7aef\u4e00\u822c\u53ea\u6709\u4e00\u4e2abash;\u4e00\u4e2abash\u7684\u8bdd\u5c31\u53ea\u5141\u8bb8\u4e00\u4e2a\u8fdb\u7a0b\u662f\u524d\u53f0\u8fdb\u7a0b&#xff0c;\u4f46\u662f\u53ef\u4ee5\u6709\u591a\u4e2a\u8fdb\u7a0b\u662f\u540e\u53f0\u8fdb\u7a0b<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/03\/20260302000627-69a4d483363f2.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/> \u8fd9\u6837\u7684\u8bdd\u7b97\u4e24\u6b21\u767b\u5f55\u54c8<\/p>\n<p>\u628a\u8fdb\u7a0b\u641e\u6210\u540e\u53f0\u8fd0\u884c\u7684\u65b9\u6cd5:\u6700\u540e\u52a0\u4e2a&amp; eg:.\/a.out &amp;<\/p>\n<p>\u6ce8\u610f:\u53ea\u6709\u524d\u53f0\u8fdb\u7a0b\u624d\u80fd\u83b7\u53d6\u952e\u76d8\u8f93\u5165 &#8211;\u524d\u53f0\u8fdb\u7a0b\u641e\u6210\u5176\u4ed6\u4e86\u7684\u8bdd&#xff0c;bash\u5c31\u7528\u4e0d\u4e86\u4e86<\/p>\n<p>     \u4f46\u662f\u524d\u53f0\u548c\u540e\u53f0\u8fdb\u7a0b\u90fd\u80fd\u663e\u793a\u5230\u663e\u793a\u5668\u4e0a\u54c8<\/p>\n<p>ctrl&#043;c\u53ea\u80fd\u6740\u6389\u524d\u53f0\u8fdb\u7a0b&#xff0c;\u4e0d\u80fd\u6740\u540e\u53f0\u8fdb\u7a0b<\/p>\n<h3>\u6355\u83b7\u4fe1\u53f7\u7684\u529e\u6cd5<\/h3>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/03\/20260302000627-69a4d483b5a0d.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<p>1\u523031\u7684\u4fe1\u53f7\u79f0\u4e3a\u666e\u901a\u4fe1\u53f7(\u638c\u63e1\u8fd9\u4e9b\u5c31\u5c31\u884c\u4e86)<\/p>\n<p>\u540e\u9762\u7684\u79f0\u4e3a\u5b9e\u65f6\u4fe1\u53f7<\/p>\n<p>eg:SIGHUP\u8fd9\u4e9b\u662f\u5b8f&#xff0c;\u5176\u5b9e\u5c31\u662f1<\/p>\n<p>\u60f3\u8981\u77e5\u9053\u8fd9\u4e9b\u4fe1\u53f7\u662f\u5e72\u5565\u7528\u7684:man 7 signal\u53ef\u4ee5\u67e5\u8be2eg:\u4fe1\u53f7\u7684\u9ed8\u8ba4\u5904\u7406\u52a8\u4f5c<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/03\/20260302000627-69a4d483e10a7.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<p>\u8fd9\u4e2a\u7cfb\u7edf\u8c03\u7528\u63a5\u53e3\u53ef\u4ee5\u7528\u6765\u6355\u6349\u4fe1\u53f7\u2013\u7a0b\u5e8f\u91cc\u53ea\u9700\u8981\u8bbe\u7f6e\u4e00\u6b21&#xff0c;\u5f80\u540e\u90fd\u6709\u6548(\u4f46\u662f\u8fdb\u7a0b\u7ed3\u675f\u4e86\u4e5f\u5c31\u6ca1\u4e86\u54c8)<\/p>\n<p>\u8fd9\u91cc\u9762\u7684handler\u662f\u7528\u6765\u4fee\u6539\u7279\u5b9a\u8fdb\u7a0b\u5bf9\u4e8e\u4fe1\u53f7\u7684\u5904\u7406\u52a8\u4f5c\u7684,\u4e5f\u53ef\u4ee5\u8bbe\u7f6e\u6210eg:SIG_IGN\u8fd9\u6837\u7684(\u8fd9\u662f\u4fe1\u53f7\u5904\u7406\u52a8\u4f5c\u7684\u5b8f\u5b9a\u4e49)<\/p>\n<p>\u4fe1\u53f7\u5904\u7406\u52a8\u4f5c\u7684\u5b8f\u5b9a\u4e49:<\/p>\n<p>1.SIG_IGN&#xff1a;\u5ffd\u7565\u8be5\u4fe1\u53f7<\/p>\n<p>2.SIG_DFL&#xff1a;\u4f7f\u7528\u7cfb\u7edf\u9ed8\u8ba4\u7684\u4fe1\u53f7\u5904\u7406\u52a8\u4f5c<\/p>\n<p>\u2013\u4e5f\u5c31\u662f\u7528\u6765\u6539\u5f53\u524d\u8fdb\u7a0b\u7684handler\u8868<\/p>\n<p>\u4f7f\u7528\u65b9\u6cd5:<\/p>\n<p> <span class=\"token keyword\">void<\/span> <span class=\"token function\">myhandler<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">int<\/span> signo<span class=\"token punctuation\">)<\/span> signo\u662f\u8bfb\u53d6\u5230\u7684\u4fe1\u53f7\u7684\u7f16\u53f7<br \/>\n<span class=\"token punctuation\">{<\/span><span class=\"token punctuation\">.<\/span><span class=\"token punctuation\">.<\/span><span class=\"token punctuation\">.<\/span><span class=\"token punctuation\">.<\/span>\u91cc\u9762\u53ef\u4ee5\u5bf9\u8fd9\u4e2a\u4e1c\u897f\u505a\u5904\u7406<span class=\"token punctuation\">}<\/span><\/p>\n<p><span class=\"token function\">signal<\/span><span class=\"token punctuation\">(<\/span>SIGINT<span class=\"token punctuation\">,<\/span>myhandler<span class=\"token punctuation\">)<\/span><span class=\"token comment\">\/\/\u5199\u6210signal(2,myhandler)\u662f\u4e00\u6837\u7684<\/span><\/p>\n<p>\u6ce8\u610f:\u4e0d\u662f\u6240\u6709\u4fe1\u53f7\u90fd\u80fd\u88absignal\u6355\u6349\u5230\u7684&#xff0c;\u5728\u666e\u901a\u4fe1\u53f7\u91cc\u97629\u548c19\u662f\u4e0d\u884c\u7684<\/p>\n<h3>\u952e\u76d8\u6570\u636e\u8f93\u5165\u7ed9\u5185\u6838\u7684\u539f\u7406<\/h3>\n<p>\u952e\u76d8\u4e0a\u6709\u6309\u952e\u8f93\u5165\u65f6\u4f1a\u4ea7\u751f\u786c\u4ef6\u4e2d\u65ad(\u901a\u8fc7\u4e2d\u65ad\u53f7\u548c\u4e2d\u65ad\u5355\u5143\u901a\u77e5CPU),CPU\u901a\u8fc7\u4e2d\u65ad\u5411\u91cf\u8868\u627e\u5230\u5904\u7406\u95ee\u9898\u7684\u65b9\u6cd5,\u7136\u540eOS\u5c31\u4f1a\u63a5\u7ba1\u5e76\u6267\u884c\u5bf9\u5e94\u7684\u5904\u7406\u4e2d\u65ad\u7684\u7a0b\u5e8f<\/p>\n<p>\u8fd9\u4e2a\u4e2d\u65ad\u5411\u91cf\u8868\u662fOS\u7ef4\u62a4\u7684\u54c8,\u91cc\u9762\u5b58\u7684\u662f\u5904\u7406\u4e2d\u65ad\u7684\u90a3\u4e9b\u65b9\u6cd5\u7684\u5730\u5740<\/p>\n<p>\u6267\u884c\u4e2d\u65ad\u7684\u7a0b\u5e8f:\u6bd4\u5982:ctrl&#043;c\u8fd9\u79cd\u7279\u6b8a\u7ec4\u5408\u952e&#xff0c;\u5c31\u88abOS\u5904\u7406\u6210\u4e86\u4fe1\u53f7<\/p>\n<p>                        \u666e\u901a\u6309\u952e\u7684\u8bdd\u5c31\u88ab\u641e\u5165\u7cfb\u7edf\u7f13\u51b2\u533a,\u7136\u540e\u7ed9\u7528\u6237\u7f13\u51b2\u533a&#8230;..<\/p>\n<p>\u76f4\u63a5\u8bbf\u95ee\u5916\u8bbe\u7684\u65b9\u5f0f&#xff0c;\u4e3b\u8981\u662f\u78c1\u76d8&#xff0c;\u663e\u793a\u5668&#xff0c;\u952e\u76d8<\/p>\n<p>CPU\u4fdd\u5b58\u6570\u636e\u7684\u539f\u7406:\u7ed9\u5bc4\u5b58\u5668\u7684\u9488\u811a\u53d1\u9001\u9ad8\u4f4e\u7535\u5e73\u4fe1\u53f7<\/p>\n<p>\u4fe1\u53f7\u5176\u5b9e\u5c31\u662f\u7528\u8f6f\u4ef6\u65b9\u5f0f&#xff0c;\u5bf9\u8fdb\u7a0b\u6a21\u62df\u7684\u786c\u4ef6\u4e2d\u65ad(\u4f46\u4e0d\u662f\u771f\u7684\u786c\u4ef6\u4e2d\u65ad\u54c8)<\/p>\n<p>\u5f15\u7533:\u952e\u76d8\u56de\u663e\u5230\u663e\u793a\u5668&#xff0c;\u5982\u679c\u663e\u793a\u5668\u4e0a\u8fd8\u8981\u5176\u4ed6\u6570\u636e\u663e\u793a&#xff0c;\u662f\u4e0d\u4f1a\u6253\u4e71\u8f93\u5165\u7684:<\/p>\n<p>\u56e0\u4e3a\u952e\u76d8\u7684\u8f93\u5165\u662f\u5b58\u5728\u81ea\u5df1\u7684\u7f13\u51b2\u533a\u91cc\u9762\u7684&#xff0c;\u53ea\u662f\u628a\u8fd9\u90e8\u5206\u6570\u636e\u62f7\u8d1d\u4e86\u4e00\u4efd\u7ed9\u663e\u793a\u5668\u7684\u7f13\u51b2\u533a\u800c\u5df2<\/p>\n<p>\u4e0d\u540c\u7684\u6587\u4ef6\u4f1a\u4f7f\u7528\u4e0d\u540c\u7684\u7f13\u51b2\u533a<\/p>\n<h3>core dump<\/h3>\n<p>core dump&#xff1a;\u6838\u5fc3\u8f6c\u50a8<\/p>\n<p>\u7528\u6cd5:\u5f00\u542fgdb\u8c03\u8bd5\u5668\u4e4b\u540e&#xff0c;core-file core.pid\u6587\u4ef6 ,\u7136\u540e\u5c31\u4f1a\u7ed9\u51fa\u51fa\u9519\u884c\u662f\u54ea\u4e2a\u4ee5\u53ca\u62a5\u9519\u7684\u4fe1\u606f<\/p>\n<p>SIGINT\u548cSIGQUIT\u7684\u533a\u522b\u5c31\u662fSIGQUIT\u9664\u4e86\u7ec8\u6b62\u8fdb\u7a0b&#xff0c;\u8fd8\u4f1acore dump<\/p>\n<p>\u4e00\u4e2a\u8fdb\u7a0b\u5f02\u5e38\u7ec8\u6b62\u65f6&#xff0c;\u5982\u679c\u4fe1\u53f7\u7684Action\u662fCore\u7684\u8bdd&#xff0c;OS\u4f1a\u5c06\u8fdb\u7a0b\u5728\u5185\u5b58\u4e2d\u7684\u8fd0\u884c\u4fe1\u606f\u8f6c\u50a8\u5230\u8fdb\u7a0b\u7684\u5f53\u524d\u76ee\u5f55&#xff08;\u548c\u8fdb\u7a0b\u540c\u4e00\u7ea7\u54c8&#xff09;\u91cc\u9762\u5f62\u6210core.pid\u6587\u4ef6 \u6bd4\u5982core.30238<\/p>\n<p>\u662fcore\u7684\u8bdd&#xff0c;\u8fdb\u7a0b\u72b6\u6001\u90a3\u4e2acore dump\u90a3\u4e2a\u4f4d\u7f6e\u5c31\u662f1<\/p>\n<p>\u5728\u9ed8\u8ba4\u60c5\u51b5\u4e0b&#xff0c;\u4e91\u670d\u52a1\u5668\u7684core\u529f\u80fd\u662f\u5173\u95ed\u7684\u2013\u5bb3\u6015\u6302\u8d77\u4e4b\u540e\u53c8\u8fd0\u884c&#xff0c;\u8fd9\u6837\u5c31\u4f1a\u4ea7\u751f\u5f88\u591a\u4e2acore.pid\u6587\u4ef6&#xff0c;\u8fd9\u4e2a\u6587\u4ef6\u7684\u5927\u5c0f\u53c8\u5f88\u5927<\/p>\n<p>\u4e00\u4e9b\u76f8\u5173\u7684\u6307\u4ee4:<\/p>\n<p>ulimit -a&#xff1a;\u5217\u51fa\u5f53\u524d\u7528\u6237\u6240\u6709\u7684\u8fdb\u7a0b\u8d44\u6e90\u9650\u5236\u914d\u7f6e(\u6bd4\u5982:\u6838\u5fc3\u8f6c\u50a8\u6587\u4ef6\u5927\u5c0f\u7684\u9650\u5236)<\/p>\n<p>ulimit -c&#xff1a;\u663e\u793a\u6838\u5fc3\u8f6c\u50a8\u6587\u4ef6\u5927\u5c0f\u7684\u9650\u5236<\/p>\n<p>ulimit -c m:\u628a\u6838\u5fc3\u8f6c\u50a8\u6587\u4ef6\u5927\u5c0f\u7684\u9650\u5236\u6539\u6210m(\u6bd4\u59821024)\u2013\u6539\u6210\u975e0\u7684&#xff0c;\u4e5f\u5c31\u5f00\u542f\u4e86core\u529f\u80fd<\/p>\n<h2>\u4fe1\u53f7\u7684\u4ea7\u751f<\/h2>\n<p>\u4fe1\u53f7\u7684\u4ea7\u751f\u548c\u4ee3\u7801\u7684\u8fd0\u884c\u662f\u5f02\u6b65\u7684<\/p>\n<p>\u4e5f\u5c31\u662f\u8bf4,\u4fe1\u53f7\u53ef\u4ee5\u5728\u4ee3\u7801\u6267\u884c\u7684\u4efb\u4f55\u65f6\u523b\u4ea7\u751f<\/p>\n<p>\u4fe1\u53f7\u7684\u4ea7\u751f\u5e38\u89c1\u7684\u65b9\u6cd5\u6709\u4e94\u79cd:<\/p>\n<p>1.\u952e\u76d8\u7ec4\u5408\u952e eg:ctrl&#043;c \u4ea7\u751f\u7684\u5c31\u662f2\u53f7\u4fe1\u53f7<\/p>\n<p>2.kill\u547d\u4ee4 kill \u4fe1\u53f7\u7684\u53f7\u6570(\u6bd4\u59822) \u7ed9\u54ea\u4e2a\u8fdb\u7a0b(\u586bpid) <\/p>\n<p>3.\u7cfb\u7edf\u8c03\u7528<\/p>\n<p>4.\u5f02\u5e38<\/p>\n<p>5.\u8f6f\u4ef6\u6761\u4ef6<\/p>\n<h3>\u7cfb\u7edf\u8c03\u7528<\/h3>\n<p>\u4e3b\u8981\u6709kill raise abort<\/p>\n<p>kill:<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/03\/20260302000627-69a4d483f1cca.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<p>sig\u5c31\u662f\u8981\u586b\u51e0\u53f7\u4fe1\u53f7<\/p>\n<p>\u8fd4\u56de\u503c:\u6210\u529f\u8fd4\u56de0,\u5931\u8d25\u8fd4\u56de-1<\/p>\n<p>raise&#xff1a;\u8fd9\u4e2a\u7684\u8bdd\u662f\u5bf9\u8c03\u7528\u8005(\u5f53\u524d\u8fdb\u7a0b)\u53d1\u4fe1\u53f7<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/03\/20260302000628-69a4d4840ba56.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<p>\u8fd4\u56de\u503c:\u6210\u529f\u8fd4\u56de0&#xff0c;\u5931\u8d25\u8fd4\u56de\u975e0\u503c<\/p>\n<p>abort&#xff1a;<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/03\/20260302000628-69a4d484159a0.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<p>\u8fd9\u4e2a\u7684\u8bdd\u662f\u7ed9\u5f53\u524d\u8fdb\u7a0b\u53d1\u9001SIGABRT\u4fe1\u53f7(\u4e5f\u5c31\u662f6\u53f7\u4fe1\u53f7)<\/p>\n<p>\u4f46\u662f\u8fd9\u4e2a\u8ddf\u76f4\u63a5\u7ed9\u8fd9\u4e2a\u8fdb\u7a0b\u53d1\u90016\u53f7\u4fe1\u53f7\u6709\u70b9\u4e0d\u4e00\u6837<\/p>\n<p>\u8c03\u7528\u4e86abort\u7684\u8bdd&#xff0c;\u8fd9\u4e2a\u4fe1\u53f7\u88ab\u6355\u83b7\u4e86\u4e4b\u540e&#xff0c;\u7a0b\u5e8f\u8fd8\u662f\u4f1a\u88ab\u7ec8\u6b62(kill raise\u4e0d\u884c\u54c8)<\/p>\n<h3>\u5f02\u5e38<\/h3>\n<p>\u6bd4\u5982:\u91ce\u6307\u9488\u65f6\u4f1a\u8ba9\u8fdb\u7a0b\u5d29\u6e83\u2013\u56e0\u4e3a\u4ea7\u751f\u4e86\u6bb5\u9519\u8bef&#xff0c;\u53d1\u9001\u4e8611\u53f7\u4fe1\u53f7<\/p>\n<p>\u2013\u8fd9\u79cd\u7684\u5982\u679c\u7528signal\u6539\u4e86\u884c\u4e3a\u7684\u8bdd&#xff0c;\u5c31\u4f1a\u4e00\u76f4\u53d1\u900111\u53f7\u4fe1\u53f7<\/p>\n<p>\u5982\u679c\u6b64\u65f6\u8fdb\u7a0b\u4e0d\u5d29\u6e83\u7684\u8bdd&#xff0c;\u8fd9\u4e2a\u8fdb\u7a0b\u5c31\u4e00\u76f4\u4f1a\u88ab\u8c03\u5ea6\u8fd0\u884c\u2013\u4f46\u662f\u4e00\u8c03\u5ea6\u5c31\u4f1a\u88ab\u6302\u8d77(\u56e0\u4e3a\u4e00\u76f4\u51fa\u95ee\u9898)<\/p>\n<p>\u2013\u4e5f\u5c31\u662f\u51fa\u5f02\u5e38\u4e86&#xff0c;\u64cd\u4f5c\u7cfb\u7edf\u4e0d\u4f1a\u76f4\u63a5\u628a\u8fd9\u4e2a\u8fdb\u7a0b\u7ed9\u5e72\u6389<\/p>\n<p>\u8fd9\u662fOS\u7ed9\u8fdb\u7a0b\u53d1\u9001\u7684\u4fe1\u53f7<\/p>\n<p>\u2013\u8fc7\u7a0b&#xff1a;CPU\u91cc\u9762\u5b58\u7684\u662f\u865a\u62df\u5730\u5740&#xff0c;\u7136\u540e\u4ea4\u7ed9MMU&#xff08;\u5185\u5b58\u7ba1\u7406\u5355\u5143&#xff09;\u8f6c\u6362\u6210\u7269\u7406\u5730\u5740;\u4f46\u662f\u6bd4\u5982\u91ce\u6307\u9488\u5c31\u4f1a\u5bfc\u81f4\u5730\u5740\u8f6c\u6362\u5931\u8d25,\u89e6\u53d1\u786c\u4ef6\u5f02\u5e38,\u7136\u540eOS\u5c31\u77e5\u9053\u6709\u95ee\u9898\u4e86,\u5c31\u4f1a\u2026<\/p>\n<p>\u5f15\u7533:1.OS\u662f\u786c\u4ef6\u7684\u7ba1\u7406\u8005<\/p>\n<p>    2.\u8fdb\u7a0b\u5bf9CPU\u5bc4\u5b58\u5668\u7684\u4fee\u6539\u64cd\u4f5c&#xff0c;\u53ea\u4f1a\u5f71\u54cd\u81ea\u8eab\u8fdb\u7a0b&#8211;\u56e0\u4e3a\u8fdb\u7a0b\u7684\u4e0a\u4e0b\u6587\u673a\u5236<\/p>\n<p>   3.\u73b0\u5728MMU\u4e00\u822c\u5728CPU\u5185\u90e8<\/p>\n<p>\u5f02\u5e38\u4e0d\u662f\u53ea\u6709\u786c\u4ef6\u4f1a\u4ea7\u751f&#xff0c;\u8f6f\u4ef6\u4e5f\u662f\u4f1a\u7684<\/p>\n<p>\u6bd4\u5982:\u7ba1\u9053\u7684\u8bfb\u7aef\u5173\u95ed\u4e86&#xff0c;\u5199\u7aef\u8fd8\u5728\u7ee7\u7eed\u5199&#xff0c;\u8fd9\u4e2a\u65f6\u5019\u5c31\u4f1a\u5f02\u5e38<\/p>\n<h3>\u8f6f\u4ef6\u6761\u4ef6<\/h3>\n<p>\u6bd4\u5982:\u95f9\u949falarm<\/p>\n<p>\u95f9\u949f\u4e0d\u662f\u5f02\u5e38&#xff0c;\u662f\u7cfb\u7edf\u5c42\u9762\u7684\u4e00\u79cd\u8f6f\u4ef6\u6761\u4ef6<\/p>\n<p>alarm&#xff1a;\u65f6\u95f4\u5230\u4e86\u4f1a\u53d1\u900114\u53f7\u4fe1\u53f7<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/03\/20260302000628-69a4d48420752.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<p>seconds:\u60f3\u591a\u5c11\u79d2\u4e4b\u540e\u89e6\u53d1\u5c31\u5199\u591a\u5c11<\/p>\n<p>\u8fd4\u56de\u503c:\u8fd4\u56de\u7684\u662f\u4e0a\u4e00\u6b21\u7684\u95f9\u949f\u8fd8\u6709\u591a\u4e45\u89e6\u53d1(\u5df2\u7ecf\u89e6\u53d1\u4e86\u7684\u8bdd&#xff0c;\u8fd4\u56de\u7684\u662f0)<\/p>\n<p>\u95f9\u949f\u662f\u8bbe\u7f6e\u591a\u5c11\u6b21\u5c31\u54cd\u591a\u5c11\u6b21\u2013\u8ddfsignal\u533a\u5206<\/p>\n<h2>\u4fe1\u53f7\u7684\u53d1\u9001<\/h2>\n<p>\u5bf9\u4e8e\u666e\u901a\u4fe1\u53f7&#xff0c;\u8fdb\u7a0b\u4f1a\u8bb0\u5f55\u6709\u6ca1\u6709\u6536\u5230\u4fe1\u53f7&#xff0c;\u6536\u5230\u7684\u662f\u54ea\u79cd\u4fe1\u53f7<\/p>\n<p>\u7528\u7684\u662f\u4f4d\u56fe\u53bb\u7ba1\u7406(\u63a5\u6536\u5230\u8fd9\u4e2a\u4fe1\u53f7&#xff0c;\u5c31\u90a3\u4e2a\u4f4d\u7f6e\u53d8\u4e3a1)\u2013\u76f8\u540c\u7684\u591a\u4e2a\u4fe1\u53f7\u8fd8\u6ca1\u88ab\u5904\u7406\u7684\u8bdd&#xff0c;\u6700\u540e\u4e5f\u5c31\u88ab\u5904\u7406\u4e00\u6b21<\/p>\n<p>\u5982\u679c\u662f\u5b9e\u65f6\u4fe1\u53f7\u7684\u8bdd&#xff0c;\u9700\u8981\u7acb\u5373\u5904\u7406&#xff0c;\u800c\u4e14\u63a5\u6536\u5230\u51e0\u6b21\u5c31\u8981\u5904\u7406\u51e0\u6b21<\/p>\n<p>\u8fd9\u91cc\u7684\u53d1\u9001\u4fe1\u53f7&#xff0c;\u672c\u8d28\u662fOS\u53bb\u4fee\u6539task_struct\u7684\u4fe1\u53f7\u4f4d\u56fe\u5bf9\u5e94\u7684\u6bd4\u7279\u4f4d<\/p>\n<p>\u2013\u56e0\u4e3aOS\u662f\u8fdb\u7a0b\u7684\u7ba1\u7406\u8005&#xff0c;\u53ea\u6709\u5b83\u6709\u8d44\u683c\u53bb\u4fee\u6539task_struct\u5185\u90e8\u7684\u5c5e\u6027<\/p>\n<h2>\u4fe1\u53f7\u7684\u4fdd\u5b58<\/h2>\n<p>\u4e3a\u4ec0\u4e48\u9700\u8981\u4fdd\u5b58\u4fe1\u53f7?\u2013\u4fe1\u53f7\u88ab\u8fdb\u7a0b\u63a5\u53d7\u540e&#xff0c;\u5e76\u4e0d\u4e00\u5b9a\u7acb\u5373\u5904\u7406&#xff0c;\u8fd9\u65f6\u5c31\u9700\u8981\u6709\u4e00\u4e2a\u65f6\u95f4\u7a97\u53e3<\/p>\n<p><img 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