{"id":1556,"date":"2012-09-12T16:57:33","date_gmt":"2012-09-12T08:57:33","guid":{"rendered":"https:\/\/www.deepin.org\/?p=1556"},"modified":"2012-09-12T16:57:33","modified_gmt":"2012-09-12T08:57:33","slug":"magicsysrq-keys-for-assistance-with-linux-deepin-troubles","status":"publish","type":"post","link":"https:\/\/www.deepin.org.cn\/zh\/magicsysrq-keys-for-assistance-with-linux-deepin-troubles\/","title":{"rendered":"SysRq \u7ec4\u5408\u952e\u7684\u542b\u4e49\u4e0e\u5e94\u7528"},"content":{"rendered":"

\u7b80\u4ecb<\/h2>\n

SysRq \u952e\u7ec4\u5408\u53ef\u4ee5\u7531 Linux \u5185\u6838\u89e3\u91ca\uff0c\u4f7f\u7528\u6237\u80fd\u591f\u5728\u4e0d\u53d7\u7cfb\u7edf\u72b6\u6001\u7684\u5f71\u54cd\uff08\u9664 kernel panic \u6216 kernel freeze\uff09\u4e0b\u8fbe\u5404\u79cd\u5e95\u5c42\u547d\u4ee4\u3002\u5b83\u5e38\u7528\u6765\u4ece X-server \u51bb\u7ed3\u7684\u72b6\u6001\u4e0b\u6062\u590d\u6216\u662f\u5728\u4e0d\u635f\u574f\u6587\u4ef6\u7cfb\u7edf\u7684\u524d\u63d0\u4e0b\u91cd\u65b0\u542f\u52a8\u7cfb\u7edf\u3002<\/p>\n

\u5728\u7cfb\u7edf\u51bb\u7ed3\uff08freeze\uff09\u65f6\u5b89\u5168\u91cd\u65b0\u542f\u52a8<\/h2>\n

\u5728\u9047\u5230\u7cfb\u7edf\u51bb\u7ed3\u540e\u4e14\u5176\u4ed6\u65b9\u6cd5\u90fd\u4e0d\u594f\u6548\u7684\u65f6\u5019\uff0c\u6b64\u65b9\u6cd5\u5728\u60f3\u8981\u4e0d\u635f\u574f\u786c\u76d8\u8bbe\u5907\u6216\u4e22\u5931\u6570\u636e\u7684\u524d\u63d0\u4e0b\u5c3d\u91cf\u5b8c\u597d\u91cd\u65b0\u542f\u52a8\u65f6\u975e\u5e38\u6709\u7528\u3002<\/p>\n

\u5728\u7cfb\u7edf\u51bb\u7ed3\u65f6\uff0c\u53ef\u4ee5\u7b80\u5355\u5730\u6309\u4e0b Alt+SysRq<\/span>+R+S+E+I+U+B\uff0c\u8bb0\u4f4f\u5212\u7ebf\u90e8\u5206\u7684\u952e\u8981\u5728\u6309\u63a5\u4e0b\u6765\u7684\u952e\u5e8f\u5217\u65f6\u4e00\u76f4\u6309\u4f4f\uff0c\u4e14\u63a5\u4e0b\u6765\u7684\u51e0\u4e2a\u952e\u90fd\u8981\u7a0d\u6309\u6309\u4f4f\u4e00\u4f1a\u513f\u518d\u63a5\u7740\u6309\u4e0b\u4e00\u4e2a\u952e\uff0c\u8fd9\u6837\u5b83\u4eec\u4ee3\u8868\u7684\u52a8\u4f5c\u90fd\u4f1a\u6b63\u786e\u6267\u884c\uff08\u6bd4\u5982\uff0c\u6309\u4f4f R \u952e 1-2 \u79d2\u518d\u63a5\u7740\u6309\u540e\u9762\u7684 S \u952e\uff09\u3002\u5982\u679c\u8be5\u952e\u5e8f\u5217\u5f00\u59cb\u5e76\u4e0d\u594f\u6548\uff0c\u90a3\u4e48\u5c31\u5ef6\u957f\u5e8f\u5217\u4e2d\u6bcf\u4e2a\u6309\u952e\u7684\u95f4\u9694\u65f6\u95f4\u518d\u8bd5\u4e00\u6b21\u3002<\/p>\n

\u5982\u679c\u6709\u8c01\u9700\u8981\u4e00\u4e2a\u8bb0\u4f4f\u8be5\u7ec4\u5408\u952e\u7684\u597d\u65b9\u6cd5\uff0c\u53ea\u9700\u8bb0\u4f4f\u201cRaising Skinny Elephants Is Utterly Boring\uff08\u4e3e\u8d77\u7626\u5f97\u76ae\u5305\u9aa8\u5934\u4f3c\u7684\u5927\u8c61\u771f\u662f\u65e0\u804a\u81f3\u6781\uff09\u201d<\/p>\n

\u4e0b\u9762\u662f\u5bf9\u6bcf\u4e2a\u6309\u952e\u884c\u4e3a\u7684\u8be6\u7ec6\u63cf\u8ff0\uff1a<\/p>\n

R<\/strong><\/span>aw (\u4ece X \u53d6\u56de\u5bf9\u952e\u76d8\u7684\u63a7\u5236), tE<\/strong><\/span>rminate (\u7ed3\u675f Nice \u503c\u4e3a -15 \u7684\u7a0b\u5e8f\uff0c\u4f7f\u5176\u6b63\u5e38\u7ec8\u6b62), kI<\/strong><\/span>ll (kill -9 unterminated programs \u7ed3\u675f Nice \u503c\u4e3a -9 \u7684\u672a\u7ec8\u6b62\u7a0b\u5e8f), S<\/strong><\/span>ync (\u5c06\u6570\u636e\u5237\u65b0\u5230\u78c1\u76d8), U<\/strong><\/span>nmount (\u5168\u90e8\u91cd\u65b0\u6302\u8f7d\u4e3a\u53ea\u8bfb), reB<\/strong><\/span>oot\uff08\u91cd\u65b0\u542f\u52a8\uff09\u3002<\/p>\n

\u6ce8\u610f\uff1a\u8fd9\u4e00\u7ec4\u5408\u952e\u5728\u5185\u6838\u51bb\u7ed3\u7684\u60c5\u51b5\u4e0b\u65e0\u6548\uff0c\u56e0\u4e3a\u8fd9\u4e9b\u6309\u952e\u4f9d\u8d56\u5185\u6838\u6765\u5378\u8f7d\u6587\u4ef6\u7cfb\u7edf\u4e0e\u8fdb\u884c\u5173\u673a\u524d\u7684\u5fc5\u8981\u6b65\u9aa4\u3002<\/strong><\/p>\n

\u5728\u7cfb\u7edf\u51bb\u7ed3\u65f6\u5b89\u5168\u5173\u673a<\/h2>\n

\u5b8c\u6210\u8fd9\u4e2a\u76ee\u7684\u4f7f\u7528\u7684\u952e\u5e8f\u5217\u4e0e\u91cd\u65b0\u542f\u52a8\u9664\u6700\u540e\u4e00\u4e2a\u952e\u5916\u6ca1\u6709\u533a\u522b\uff0c\u6309\u952e\u5982\u4e0b\uff1a<\/p>\n

Alt+SysRq<\/span>+R+S+E+I+U+O<\/span>\uff0c\u8bb0\u4f4f\uff0c\u4e0e\u4e4b\u524d\u76f8\u540c\uff0c\u5212\u7ebf\u90e8\u5206\u7684\u952e\u8981\u5728\u6309\u63a5\u4e0b\u6765\u7684\u952e\u5e8f\u5217\u65f6\u4e00\u76f4\u6309\u4f4f\uff0c\u4e14\u63a5\u4e0b\u6765\u7684\u51e0\u4e2a\u952e\u90fd\u8981\u7a0d\u6309\u6309\u4f4f\u4e00\u4f1a\u513f\u518d\u63a5\u7740\u6309\u4e0b\u4e00\u4e2a\u952e\uff0c\u8fd9\u6837\u5b83\u4eec\u4ee3\u8868\u7684\u52a8\u4f5c\u90fd\u4f1a\u6b63\u786e\u6267\u884c\u3002<\/p>\n

Magic SysRq \u952e\u7ec4\u5408\u4e2d\u53ef\u4ee5\u4f7f\u7528\u7684\u952e\u4f4d\u4ecb\u7ecd<\/h2>\n

0-9<\/strong> \u8bbe\u7f6e console \u65e5\u5fd7\uff0c\u63a7\u5236\u6587\u5b57\u7ec8\u7aef\u4e0a\u663e\u793a\u54ea\u4e9b\u5185\u6838\u4fe1\u606f\u63d0\u793a\uff0c\u8fd9\u6837\u4e0d\u81f3\u4e8e\u8ba9\u4eba\u773c\u82b1\u7f2d\u4e71\u3002
\nB<\/strong> \u4e0d\u7ecf\u8fc7\u8ba9\u7cfb\u7edf\u5b89\u5168\u91cd\u542f\u7684\u51c6\u5907\u6b65\u9aa4\u76f4\u63a5\u91cd\u542f\u7cfb\u7edf\uff0c\u5355\u72ec\u4f7f\u7528\u6b64\u952e\u76f8\u5f53\u4e8e\u51b7\u91cd\u542f\uff08cold reboot\uff09\u3002
\nE<\/strong> \u5411\u9664 init \u4e4b\u5916\u7684\u6240\u6709\u8fdb\u7a0b\u53d1\u9001 SIGTERM\u3002\u8fd9\u610f\u5473\u7740\u8bd5\u56fe\u5b89\u5168\u505c\u6b62\u9664 init \u4e4b\u5916\u7684\u5f53\u524d\u6240\u6709\u8fdb\u7a0b\uff0c\u5982\u4fdd\u5b58\u6587\u6863\u3002
\nF<\/strong> \u8c03\u7528\u5185\u5b58\u4e0d\u8db3\u65f6\u7ed3\u675f\u5668\uff08Out Of Memory Killer\uff09\uff0c\u4f1a\u7ec8\u6b62\u4e00\u4e2a\u6d88\u8017\u6389\u6240\u6709\u53ef\u7528\u5185\u5b58\u7684\u8fdb\u7a0b\u3002
\nH<\/strong> \u5728\u7ec8\u7aef\u4e0a\u663e\u793a SysRq \u7ec4\u5408\u952e\u7684\u5e2e\u52a9\uff0c\u5c3d\u7ba1\u5b9e\u9645\u4e0a\u4f60\u53ef\u4ee5\u4f7f\u7528\u7ed9\u5b9a\u952e\u4e4b\u5916\u7684\u4efb\u610f\u952e\u6765\u663e\u793a\u5e2e\u52a9\u3002
\nI<\/strong> \u5411\u9664 init \u4e4b\u5916\u7684\u6240\u6709\u8fdb\u7a0b\u53d1\u9001 SIGKILL\uff0c\u8fd9\u610f\u5473\u7740\u9664 init \u4e4b\u5916\u7684\u6240\u6709\u8fdb\u7a0b\u88ab\u6740\u6b7b\uff0c\u4efb\u4f55\u88ab\u6740\u6b7b\u7684\u8fdb\u7a0b\u4e2d\u7684\u6570\u636e\u90fd\u4f1a\u4e22\u5931\u3002
\nK<\/strong> \u6740\u6b7b\u5f53\u524d\u7ec8\u7aef\u4e0b\u7684\u6240\u6709\u8fdb\u7a0b\u3002\u5728 X \u6b63\u5728\u8fd0\u884c\u7684\u7ec8\u7aef\u4e0b\u4f7f\u7528\u8fd9\u4e2a\u952e\u4e0d\u662f\u597d\u7684\u505a\u6cd5\uff0c\u56e0\u4e3a GUI \u4f1a\u505c\u6b62\uff0c\u4f60\u5c31\u770b\u4e0d\u5230\u952e\u5165\u4e86\u4ec0\u4e48\uff0c\u6240\u4ee5\u5230\u65f6\u4f60\u9700\u8981\u5728\u6267\u884c SysRq \u7ec4\u5408\u952e\u4e4b\u540e\u5207\u6362\u5230 tty \u4e0b\u9762\u3002
\nL<\/strong> \u5411\u5305\u62ec init \u5728\u5185\u7684\u6240\u6709\u8fdb\u7a0b\u53d1\u9001 SIGKILL\u3002\u8fd9\u610f\u5473\u7740\u5305\u62ec init \u5728\u5185\u7684\u6bcf\u4e2a\u8fdb\u7a0b\u90fd\u4f1a\u88ab\u7ed3\u675f\uff0c\u4f7f\u7528\u8fd9\u4e2a\u6309\u952e\u4f1a\u4f7f\u5f97\u4f60\u7684\u7cfb\u7edf\u65e0\u6cd5\u8fd0\u884c\uff0c\u63a5\u4e0b\u6765\u4e5f\u5c06\u65e0\u6cd5\u4f7f\u7528 SysRq \u7ec4\u5408\u952e\u3002\u5230\u65f6\u4f60\u53ea\u5f97\u51b7\u91cd\u542f\u3002
\nM<\/strong> \u5c06\u5185\u5b58\u4fe1\u606f\u8f93\u51fa\u5230\u63a7\u5236\u53f0\u3002
\nO<\/strong> \u901a\u8fc7 ACPI \u6216\u5728\u65e7\u7cfb\u7edf\u4e2d\u901a\u8fc7 APM \u5173\u95ed\u7cfb\u7edf\u3002\u5982\u201cB\u201d\u952e\u4e00\u6837\uff0c\u4f7f\u7528\u8fd9\u4e2a\u952e\u76f8\u5f53\u4e8e\u51b7\u91cd\u542f\uff08\u5728\u8fd9\u91cc\u4e3a\u51b7\u5173\u673a\uff09
\nP<\/strong> \u5c06\u5f53\u524d\u7684\u5bc4\u5b58\u5668\uff08registers\uff09\u548c\u6807\u8bb0\uff08flags\uff09\u8f93\u51fa\u5230\u63a7\u5236\u53f0\u3002
\nQ<\/strong> \u5c06\u6240\u6709\u5b9a\u65f6\u5668\uff08timers\uff09\u4fe1\u606f\u8f93\u51fa\u5230\u63a7\u5236\u53f0\u3002
\nR<\/strong> \u4ece X server \u53d6\u56de\u952e\u76d8\u548c\u9f20\u6807\u7684\u63a7\u5236\u6743\u3002\u8fd9\u5728 X server \u5d29\u6e83\u65f6\u5f88\u6709\u7528\uff0c\u4f60\u53ef\u4ee5\u5207\u6362\u5230\u63a7\u5236\u53f0\u5c06 X-Server \u6740\u6b7b\u5e76\u67e5\u770b\u9519\u8bef\u65e5\u5fd7\u3002
\n\u6ce8\uff1a\u6587\u6863\u5c06\u8be5\u952e\u7684\u4f5c\u7528\u63cf\u8ff0\u4e3a\u201cTurns off keyboard raw mode and sets it to XLATE\uff08\u5173\u95ed\u952e\u76d8\u7684\u539f\u59cb\u6a21\u5f0f\u5e76\u5c06\u5176\u8bbe\u7f6e\u4e3a XLATE\uff09\u201d\uff0c\u4f46\u6211\u8ba4\u4e3a\u5728\u8fd9\u91cc\u8ba4\u4e3a\u5b83\u662f\u4ece X \u53d6\u56de\u5bf9\u952e\u76d8\u7684\u63a7\u5236\u4e5f\u5f88\u59a5\u5f53\u3002
\nS<\/strong> \u5c06\u78c1\u76d8\u7f13\u5b58\u4e2d\u7684\u6240\u6709\u6570\u636e\u5199\u5165\u786c\u76d8\u3002\u8fd9\u662f\u4e2a\u540c\u6b65\uff0c\u5bf9\u4e8e\u51cf\u5c0f\u6570\u636e\u635f\u574f\u7684\u673a\u7387\u662f\u5fc5\u8981\u7684\u3002
\nT<\/strong> \u5c06\u5f53\u524d\u4efb\u52a1\u548c\u4fe1\u606f\u5217\u8868\u8f93\u51fa\u5230\u63a7\u5236\u53f0\u3002
\nU<\/strong> \u5c06\u6240\u6709\u5df2\u6302\u8f7d\u7684\u6587\u4ef6\u7cfb\u7edf\u91cd\u65b0\u6302\u8f7d\u4e3a\u53ea\u8bfb\u3002\u5728\u4f7f\u7528\u8fd9\u4e2a\u952e\u4e4b\u540e\uff0c\u4f60\u53ef\u4ee5\u4f7f\u7528 Alt+SysRq+B \u91cd\u65b0\u542f\u52a8\u800c\u4e0d\u635f\u574f\u7cfb\u7edf\u3002
\nW<\/strong> \u8f93\u51fa\u4e0d\u53ef\u4e2d\u6b62\uff08\u963b\u585e\uff09\u72b6\u6001\u7684\u4efb\u52a1\u3002<\/p>\n

\u63a7\u5236 SysRq \u952e\u7684\u4f7f\u7528<\/h2>\n

\u63a7\u5236 SysRq \u952e\u7684\u4f7f\u7528\uff08\u5982\u54ea\u4e9b\u952e\u53ef\u4ee5\u4f7f\u7528\uff0c\u5168\u90e8\u542f\u7528\u6216\u7981\u7528\u5b83\u4eec\uff09\u6709\u82e5\u5e72\u65b9\u6cd5\u3002\u5176\u4e2d\u7684\u4e24\u79cd\u65b9\u6cd5\u4e3a\uff1a<\/p>\n

1) \u5728\u7f16\u8bd1\u5185\u6838\u65f6\u914d\u7f6e SysRq \u952e\u3002
\n\u8fd9\u91cc\u7684\u4e1c\u897f\u5e76\u4e0d\u591a\uff0c\u56e0\u4e3a\u4f60\u5b9e\u9645\u4e0a\u53ea\u80fd\u7981\u7528\uff08\u6216\u542f\u7528\uff09 SysRq \u7ec4\u5408\u952e\uff0c\u5e76\u4e0d\u80fd\u5b9a\u4e49\u542f\u7528\u54ea\u4e9b\u952e\u4e0e\u7981\u7528\u54ea\u4e9b\u952e\u3002\u5bf9\u5e94\u7684\u9009\u9879\u4e3a\uff1a<\/p>\n

MAGIC_SYSRQ<\/pre>\n
2) \u4f7f\u7528 proc sysrq \u89e6\u53d1\u5668\u8c03\u7528\u3002
\n\u8fd9\u79cd\u65b9\u6cd5\u6bd4\u66f4\u6539\u5185\u6838\u914d\u7f6e\u66f4\u5177\u7075\u6d3b\u6027\uff0c\u4f46\u6709\u4e00\u4e2a\u5b89\u5168\u65b9\u9762\u7684\u4e0d\u8db3\uff0c\u4f1a\u5728\u540e\u9762\u89e3\u91ca\uff08\u56e0\u4e3a\u5e76\u4e0d\u4e25\u91cd\uff09\u3002\u53ef\u4ee5\u4f7f\u7528 echo \u547d\u4ee4\u6765\u8f7b\u677e\u5b9e\u73b0\uff0c\u5f53\u7136\u4e5f\u53ef\u4ee5\u4f7f\u7528\u4efb\u4f55\u5e38\u89c4\u6587\u672c\u7f16\u8f91\u5668\u6765\u5b9e\u73b0\u8fd9\u4e00\u914d\u7f6e\u3002\u547d\u4ee4\u5982\u4e0b\uff08\u9700\u8981 root \u6743\u9650\uff09\uff1a<\/p>\n
echo * > \/proc\/sys\/kernel\/sysrq<\/pre>\n
\u5728\u8fd9\u91cc\u201c*\u201d\u662f\u4e00\u4e2a\u6570\u5b57\uff0c\u53ef\u4ee5\u4e3a\u5982\u4e0b\u7684\u4efb\u4e00\u4e2a\uff1a
\n0 \u5b8c\u5168\u7981\u7528 sysrq \u7ec4\u5408\u952e
\n1 \u542f\u7528 sysrq \u7ec4\u5408\u952e\u7684\u5168\u90e8\u529f\u80fd
\n2 \u542f\u7528\u63a7\u5236\u53f0\u65e5\u5fd7\u7ea7\u522b\u63a7\u5236
\n4 \u542f\u7528\u952e\u76d8\u63a7\u5236\uff08SAK\u3001unraw\uff09
\n8 \u542f\u7528\u8fdb\u7a0b\u7684\u8c03\u8bd5\u4fe1\u606f\u8f93\u51fa\u7b49
\n16 \u542f\u7528\u540c\u6b65\u547d\u4ee4
\n32 \u542f\u7528\u91cd\u65b0\u6302\u8f7d\u4e3a\u53ea\u8bfb
\n64 \u542f\u7528\u8fdb\u7a0b\u4fe1\u53f7\uff08\u7ec8\u6b62\u3001\u6740\u6b7b\u3001\u6ea2\u51fa\u6740\u6b7b\uff09
\n128 \u5141\u8bb8\u91cd\u542f\/\u5173\u673a
\n256 \u63a7\u5236\u5b9e\u65f6\u4efb\u52a1\u7684\u4f18\u5148\u7ea7\u63a7\u5236\uff08nicing\uff09\u3002<\/p>\n
\u8fd9\u6837\uff0c\u4f60\u5c31\u53ef\u4ee5\u5b9a\u4e49\u53ef\u4ee5\u4f7f\u7528\u54ea\u4e9b SysRq \u7ec4\u5408\u952e\uff0c\u4e5f\u53ef\u4ee5\u5b9a\u4e49\u662f\u5168\u90e8\u5f00\u542f\u8fd8\u662f\u5168\u90e8\u5173\u95ed\u3002\u63a7\u5236 SysRq \u7ec4\u5408\u952e\u53ef\u80fd\u8fd8\u6709\u66f4\u591a\u65b9\u6cd5\uff0c\u4f46\u76ee\u524d\u7b14\u8005\u53ea\u77e5\u9053\u5982\u4e0a\u4e24\u79cd\u3002<\/p>\n
\u73b0\u5728\u8bf4\u8bf4\u5b83\u7684\u7f3a\u70b9\u3002\u6bd4\u5982\u4f60\u8981\u901a\u8fc7\u7981\u7528 SysRq \u952e\u6765\u963b\u6b62\uff08\u672c\u5730\uff09\u7528\u6237\u5728\u91cd\u8981\u4efb\u52a1\u8fd0\u884c\u7684\u65f6\u5019\u6309\u4e0b\u7ec4\u5408\u952e\u5173\u673a\u6216\u5c06\u7cfb\u7edf\u5f04\u4e71\u3002\u901a\u8fc7\u5185\u6838\u7684\u914d\u7f6e\uff0c\u53ef\u4ee5\u5b8c\u5168\u963b\u6b62\u4ece\u5f00\u673a\u5230\u6700\u540e SysRq \u7684\u4f7f\u7528\u3002\u4f46\u662f\uff0c\u4f60\u7684\u9009\u62e9\u53ea\u5728\u6267\u884c\u65f6\u751f\u6548\uff08\u5982\u5728\u5f00\u673a\u540e\uff09\u3002\u6240\u4ee5\u5728\u8c03\u7528\u89e6\u53d1\u5668\u65f6\u4f1a\u6709\u67d0\u4e2a\u6f0f\u6d1e\uff0c\u8fd9\u662f\u4f60\u5728\u914d\u7f6e\u5185\u6838\u662f\u63a7\u5236\u4e0d\u5230\u7684\u3002\u6709\u4e9b\u4e0d\u987e\u4e00\u5207\u5730\u60f3\u8ba9\u4ed6\u4eec\u7684\u7cfb\u7edf\u66f4\u5b89\u5168\u7684\u4eba\u4f1a\u5f88\u5728\u610f\u8fd9\u51e0\u79d2\u949f\uff0c\u4f46\u662f\u4e0d\u8981\u56e0\u6b64\u602a\u6211\u3002
\n
\nSysRq \u7ec4\u5408\u952e\u53ef\u4ee5\u7528\u4efb\u4f55\u987a\u5e8f\u6216\u4efb\u4f55\u65b9\u5f0f\u8fbe\u6210\u60f3\u8981\u7684\u76ee\u6807\u3002\u6bd4\u5982\u4f60\u60f3\u6309\u4e0b Alt+SysRq+B \u6765\u505a\u4e00\u4e2a\u7c7b\u4f3c\u51b7\u91cd\u542f\u7684\u64cd\u4f5c\u3002<\/strong><\/p>\n
\u518d\u63d0\u9192\u4e00\u70b9\uff0c\u5c3d\u7ba1\u6b64\u6587\u662f\u4e3a Linux Deepin \u6240\u4f5c\uff0cSysRq \u7ec4\u5408\u952e\u4e5f\u53ef\u76f4\u63a5\uff08\u4e0d\u52a0\u4fee\u6539\u6216\u5f88\u5c11\u4fee\u6539\uff09\u7528\u4e8e\u5176\u4ed6\u53d1\u884c\u7248\u3002<\/p>\n
\u53c2\u8003\u94fe\u63a5<\/h2>\n
Ubuntu Forums\uff1aMagicSysRq keys for assistance with Ubuntu troubles<\/a>","protected":false},"excerpt":{"rendered":"
\u7b80\u4ecb SysRq \u952e\u7ec4\u5408\u53ef\u4ee5\u7531 Linux \u5185\u6838\u89e3\u91ca\uff0c\u4f7f\u7528\u6237\u80fd\u591f\u5728\u4e0d\u53d7\u7cfb\u7edf\u72b6\u6001\u7684\u5f71\u54cd\uff08\u9664 kernel panic \u6216 kernel freeze\uff09\u4e0b\u8fbe\u5404\u79cd\u5e95\u5c42\u547d\u4ee4\u3002\u5b83\u5e38\u7528\u6765\u4ece X-server \u51bb\u7ed3\u7684\u72b6\u6001\u4e0b\u6062\u590d\u6216\u662f\u5728\u4e0d\u635f\u574f\u6587\u4ef6\u7cfb\u7edf\u7684\u524d\u63d0\u4e0b\u91cd\u65b0\u542f\u52a8\u7cfb\u7edf\u3002 \u5728\u7cfb\u7edf\u51bb\u7ed3\uff08freeze\uff09\u65f6\u5b89\u5168\u91cd\u65b0\u542f\u52a8 \u5728\u9047\u5230\u7cfb\u7edf\u51bb\u7ed3\u540e\u4e14\u5176\u4ed6\u65b9\u6cd5\u90fd\u4e0d\u594f\u6548\u7684\u65f6\u5019\uff0c\u6b64\u65b9\u6cd5\u5728\u60f3\u8981\u4e0d\u635f\u574f\u786c\u76d8\u8bbe\u5907\u6216\u4e22\u5931\u6570\u636e\u7684\u524d\u63d0\u4e0b\u5c3d\u91cf\u5b8c\u597d\u91cd\u65b0\u542f\u52a8 ...\u9605\u8bfb\u66f4\u591a<\/a><\/p>\n","protected":false},"author":27,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[93],"tags":[],"_links":{"self":[{"href":"https:\/\/www.deepin.org.cn\/zh\/wp-json\/wp\/v2\/posts\/1556"}],"collection":[{"href":"https:\/\/www.deepin.org.cn\/zh\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.deepin.org.cn\/zh\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.deepin.org.cn\/zh\/wp-json\/wp\/v2\/users\/27"}],"replies":[{"embeddable":true,"href":"https:\/\/www.deepin.org.cn\/zh\/wp-json\/wp\/v2\/comments?post=1556"}],"version-history":[{"count":0,"href":"https:\/\/www.deepin.org.cn\/zh\/wp-json\/wp\/v2\/posts\/1556\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.deepin.org.cn\/zh\/wp-json\/wp\/v2\/media?parent=1556"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.deepin.org.cn\/zh\/wp-json\/wp\/v2\/categories?post=1556"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.deepin.org.cn\/zh\/wp-json\/wp\/v2\/tags?post=1556"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}