{"id":23108,"date":"2025-08-06T15:48:20","date_gmt":"2025-08-06T07:48:20","guid":{"rendered":"https:\/\/www.varidata.com\/uncategorized-zh-tw\/linux-identify-epyc-faulty-cores-isolate-ccds\/"},"modified":"2025-08-06T16:01:52","modified_gmt":"2025-08-06T08:01:52","slug":"linux-identify-epyc-faulty-cores-isolate-ccds","status":"publish","type":"post","link":"https:\/\/www.varidata.com\/zh-tw\/blog-tc\/linux-identify-epyc-faulty-cores-isolate-ccds\/","title":{"rendered":"Linux\uff1a\u8b58\u5225EPYC\u7570\u5e38\u6838\u5fc3\u8207\u9694\u96e2CCD\u65b9\u6cd5"},"content":{"rendered":"\n<p>\u9999\u6e2f\u4f3a\u670d\u5668\u79df\u7528\u548c\u8a17\u7ba1\u696d\u52d9\u9ad8\u5ea6\u4f9d\u8cf4<a href=\"https:\/\/www.varidata.com\/zh-tw\/blog-tc\/what-are-the-absolute-pros-of-amd-epyc-server-performance\/\" target=\"_blank\">AMD EPYC\u8655\u7406\u5668<\/a>\uff0c\u6191\u85c9\u5176\u5353\u8d8a\u7684\u591a\u6838\u6027\u80fd\u548c\u53ef\u9760\u6027\u3002\u4f46\u5373\u4fbf\u662f\u9019\u4e9b\u6027\u80fd\u5f37\u8005\u4e5f\u7121\u6cd5\u5b8c\u5168\u907f\u514d\u6838\u5fc3\u7d1a\u7570\u5e38\u3002\u6709\u6545\u969c\u7684\u6838\u5fc3\u8907\u5408\u6676\u7247\uff08CCD\uff09\u53ef\u80fd\u5f15\u767c\u4e0d\u53ef\u9810\u6e2c\u7684\u7cfb\u7d71\u884c\u70ba\uff0c\u5f9e\u6027\u80fd\u9a5f\u964d\u5230\u95dc\u9375\u670d\u52d9\u5d29\u6f70\u90fd\u6709\u53ef\u80fd\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e\u57fa\u65bcLinux\u7684EPYC\u7570\u5e38\u6838\u5fc3\u8b58\u5225\u65b9\u6cd5\uff0c\u4ee5\u53ca\u7cbe\u6e96\u57f7\u884cCCD\u9694\u96e2\u547d\u4ee4\u7684\u6280\u5de7\u2014\u2014\u9019\u4e9b\u90fd\u662f\u5728\u95dc\u9375\u696d\u52d9\u74b0\u5883\u4e2d\u7dad\u6301<a href=\"https:\/\/www.varidata.com\/zh-tw\/server\/hk\/\" target=\"_blank\">\u4f3a\u670d\u5668<\/a>\u9ad8\u53ef\u7528\u7684\u5fc5\u5099\u6280\u80fd\u3002<\/p>\n<h2><strong>\u7406\u89e3EPYC\u67b6\u69cb\uff1aCCD\u6838\u5fc3\u6982\u5ff5\u89e3\u6790<\/strong><\/h2>\n<p>\u5728\u958b\u59cb\u6545\u969c\u6392\u67e5\u524d\uff0c\u6211\u5011\u5148\u7406\u6e05EPYC\u8655\u7406\u5668\u7684\u67b6\u69cb\uff0c\u91cd\u9ede\u95dc\u6ce8\u6838\u5fc3\u8907\u5408\u6676\u7247\uff08CCD\uff09\u9019\u500b\u6838\u5fc3\u8a0e\u8ad6\u5c0d\u8c61\u3002<\/p>\n<ul>\n<li><strong>\u4ec0\u9ebc\u662fCCD\uff1f<\/strong> \u6838\u5fc3\u8907\u5408\u6676\u7247\uff08Core Complex Die\uff09\u662fEPYC\u8655\u7406\u5668\u7684\u57fa\u672c\u69cb\u5efa\u6a21\u7d44\uff0c\u5305\u542b\u591a\u500bCPU\u6838\u5fc3\u3001L3\u5feb\u53d6\u548c\u8a18\u61b6\u9ad4\u63a7\u5236\u5668\u3002\u73fe\u4ee3EPYC\u8655\u7406\u5668\u6700\u591a\u53ef\u96c6\u621012\u500bCCD\uff0c\u6bcf\u500b\u90fd\u4f5c\u70ba\u534a\u7368\u7acb\u7684\u8655\u7406\u55ae\u5143\u904b\u884c\u3002<\/li>\n<li><strong>\u5728\u4f3a\u670d\u5668\u6027\u80fd\u4e2d\u7684\u4f5c\u7528<\/strong> CCD\u8ca0\u8cac\u5728\u6838\u5fc3\u9593\u5206\u914d\u5de5\u4f5c\u8ca0\u8f09\uff0c\u5be6\u73fe\u5e73\u884c\u8655\u7406\u2014\u2014\u9019\u5c0d\u9ad8\u6d41\u91cf\u7684\u9999\u6e2f\u4f3a\u670d\u5668\u79df\u7528\u74b0\u5883\u81f3\u95dc\u91cd\u8981\u3002\u6b63\u5e38\u7684CCD\u529f\u80fd\u78ba\u4fdd\u8cc7\u6e90\u5229\u7528\u5747\u8861\u548c\u6027\u80fd\u7a69\u5b9a\u3002<\/li>\n<li><strong>CCD\u7570\u5e38\u7684\u6839\u6e90<\/strong> \u6838\u5fc3\u6545\u969c\u901a\u5e38\u6e90\u65bc\u88fd\u9020\u7f3a\u9677\u3001\u71b1\u61c9\u529b\u3001\u96fb\u58d3\u7570\u5e38\u6216\u8001\u5316\u9000\u5316\u3002\u5728\u9ad8\u5bc6\u5ea6\u8a17\u7ba1\u74b0\u5883\u4e2d\uff0c\u71b1\u91cf\u7a4d\u805a\u6703\u52a0\u5287\u9019\u4e9b\u554f\u984c\u3002<\/li>\n<li><strong>\u5c0d\u9999\u6e2f\u4f3a\u670d\u5668\u7684\u5f71\u97ff<\/strong> \u5c0d\u65bc\u9999\u6e2f\u5730\u5340\u5ef6\u9072\u654f\u611f\u7684\u61c9\u7528\uff0c\u5373\u4fbf\u662fCCD\u4e2d\u7684\u55ae\u500b\u7570\u5e38\u6838\u5fc3\uff0c\u90fd\u53ef\u80fd\u5c0e\u81f4\u8acb\u6c42\u8d85\u6642\u3001\u6578\u64da\u640d\u58de\u98a8\u96aa\uff0c\u4ee5\u53ca\u65e5\u5fd7\u4e2d\u932f\u8aa4\u7387\u4e0a\u5347\u2014\u2014\u9019\u5c0d\u696d\u52d9\u95dc\u9375\u670d\u52d9\u800c\u8a00\u4ee3\u50f9\u9ad8\u6602\u3002<\/li>\n<\/ul>\n<h2><strong>\u6aa2\u6e2cEPYC\u7570\u5e38\u6838\u5fc3\u7684Linux\u5de5\u5177<\/strong><\/h2>\n<p>Linux\u63d0\u4f9b\u4e86\u5f37\u5927\u7684\u5e95\u5c64\u786c\u9ad4\u8a3a\u65b7\u5de5\u5177\u96c6\u3002\u4ee5\u4e0b\u662f\u5982\u4f55\u5229\u7528\u9019\u4e9b\u5de5\u5177\u5b9a\u4f4dEPYC\u7684\u554f\u984c\u6838\u5fc3\u3002<\/p>\n<h3>\u4f7f\u7528ipmitool\u9032\u884c\u786c\u9ad4\u76e3\u63a7<\/h3>\n<p>\u667a\u80fd\u5e73\u53f0\u7ba1\u7406\u4ecb\u9762\uff08IPMI\uff09\u53ef\u76f4\u63a5\u7372\u53d6\u786c\u9ad4\u5065\u5eb7\u6307\u6a19\u3002\u5c0d\u65bcEPYC\u7cfb\u7d71\uff1a<\/p>\n<ol>\n<li>\u5b89\u88ddipmitool\uff1a<code>sudo apt install ipmitool<\/code>\uff08Debian\/Ubuntu\u7cfb\u7d71\uff09\u6216<code>sudo yum install ipmitool<\/code>\uff08RHEL\/CentOS\u7cfb\u7d71\uff09\u3002<\/li>\n<li>\u6aa2\u67e5CPU\u5065\u5eb7\u65e5\u5fd7\uff1a<code>ipmitool sel list | grep -i \"cpu\\|core\"<\/code>\u2014\u2014\u7559\u610f\u985e\u4f3c&#8221;Core Uncorrectable Error&#8221;\u7684\u8a18\u9304\u3002<\/li>\n<li>\u76e3\u63a7\u5373\u6642\u611f\u6e2c\u5668\u6578\u64da\uff1a<code>ipmitool sensor | grep -i \"temp\\|voltage\"<\/code>\uff0c\u8b58\u5225\u6eab\u5ea6\u6216\u96fb\u6e90\u7570\u5e38\u3002<\/li>\n<\/ol>\n<h3>\u7cfb\u7d71\u65e5\u5fd7\u5206\u6790<\/h3>\n<p>Linux\u5167\u6838\u65e5\u5fd7\u662f\u786c\u9ad4\u554f\u984c\u8abf\u8a66\u7684\u5bf6\u5eab\u3002\u95dc\u9375\u547d\u4ee4\u5982\u4e0b\uff1a<\/p>\n<ol>\n<li>\u6aa2\u67e5\u8fd1\u671fdmesg\u932f\u8aa4\uff1a<code>dmesg | grep -i \"mce\\|cpu\\|core\\|error\"<\/code>\u3002\u95dc\u6ce8\u6a5f\u5668\u6aa2\u67e5\u7570\u5e38\uff08MCE\uff09\u8a18\u9304\u3002<\/li>\n<li>\u67e5\u770b\u6301\u4e45\u5316\u65e5\u5fd7\uff1a<code>sudo grep -i \"epyc\\|core\" \/var\/log\/messages \/var\/log\/syslog<\/code>\uff0c\u5c0b\u627e\u91cd\u8907\u51fa\u73fe\u7684\u6545\u969c\u6a21\u5f0f\u3002<\/li>\n<li>\u89e3\u6790MCE\u4ee3\u78bc\uff1a\u4f7f\u7528<code>mcelog<\/code>\uff08\u901a\u904e<code>sudo apt install mcelog<\/code>\u5b89\u88dd\uff09\u5c07\u539f\u59cbMCE\u6578\u64da\u8f49\u63db\u70ba\u53ef\u64cd\u4f5c\u7684\u8cc7\u8a0a\uff1a<code>sudo mcelog --ascii<\/code>\u3002<\/li>\n<\/ol>\n<h3>AMD\u5c08\u7528\u8a3a\u65b7\u5de5\u5177amd-smi<\/h3>\n<p>AMD\u7cfb\u7d71\u7ba1\u7406\u4ecb\u9762\uff08amd-smi\uff09\u63d0\u4f9bEPYC\u5c08\u5c6c\u76e3\u63a7\u529f\u80fd\uff1a<\/p>\n<ol>\n<li>\u5f9eAMD\u5b98\u65b9\u5009\u5eab\u6216GitHub\u4e0b\u8f09amd-smi\u3002<\/li>\n<li>\u5217\u51faCCD\u72c0\u614b\uff1a<code>sudo amd-smi --show-ccd-info<\/code>\u2014\u2014\u6ce8\u610f\u6a19\u8a18\u70ba&#8221;Degraded&#8221;\u6216&#8221;Faulty&#8221;\u7684CCD\u3002<\/li>\n<li>\u6aa2\u67e5\u6bcf\u500bCCD\u7684\u6838\u5fc3\u5229\u7528\u7387\uff1a<code>sudo amd-smi --show-core-utilization<\/code>\uff0c\u767c\u73fe\u7570\u5e38\u8ca0\u8f09\u6a21\u5f0f\u3002<\/li>\n<\/ol>\n<p>    <img decoding=\"async\" src=\"linux-epyc-diagnostics.jpg\" alt=\"Linux\u7d42\u7aef\u901a\u904edmesg\u986f\u793aEPYC\u6838\u5fc3\u932f\u8aa4\u65e5\u5fd7\"><\/p>\n<h2><strong>\u9694\u96e2\u6545\u969cCCD\uff1a\u5206\u6b65\u547d\u4ee4\u6307\u5357<\/strong><\/h2>\n<p>\u4e00\u65e6\u5b9a\u4f4d\u5230\u554f\u984cCCD\uff0c\u9694\u96e2\u64cd\u4f5c\u53ef\u963b\u6b62\u5167\u6838\u5728\u5176\u6838\u5fc3\u4e0a\u8abf\u5ea6\u4efb\u52d9\uff0c\u7121\u9700\u5b8c\u5168\u505c\u6a5f\u5373\u53ef\u964d\u4f4e\u98a8\u96aa\u3002<\/p>\n<h3>\u70ba\u4f55\u9700\u8981\u9694\u96e2\u6545\u969cCCD\uff1f<\/h3>\n<p>\u9694\u96e2\u53ef\u9694\u96e2\u6709\u7f3a\u9677\u7684\u786c\u9ad4\uff0c\u9632\u6b62\u7cfb\u7d71\u4e0d\u7a69\u5b9a\uff0c\u540c\u6642\u8b93\u5176\u9918CCD\u6b63\u5e38\u904b\u884c\u3002\u9019\u5c0d\u9999\u6e2f\u8a17\u7ba1\u4f3a\u670d\u5668\u81f3\u95dc\u91cd\u8981\uff0c\u56e0\u70ba\u505c\u6a5f\u5c31\u610f\u5473\u8457\u6536\u5165\u640d\u5931\u3002<\/p>\n<h3>\u9694\u96e2\u539f\u7406<\/h3>\n<p>Linux\u5167\u6838\u5141\u8a31\u901a\u904esysfs\uff08\u4e00\u500b\u66b4\u9732\u5167\u6838\u548c\u786c\u9ad4\u5c6c\u6027\u7684\u865b\u64ec\u6a94\u6848\u7cfb\u7d71\uff09\u7981\u7528\u55ae\u500b\u6838\u5fc3\u3002\u7981\u7528\u67d0\u500bCCD\u5167\u7684\u6240\u6709\u6838\u5fc3\uff0c\u5373\u53ef\u6709\u6548\u9694\u96e2\u8a72\u6545\u969c\u6676\u7247\u3002<\/p>\n<h3>\u57f7\u884c\u6b65\u9a5f<\/h3>\n<ol>\n<li><strong>\u6620\u5c04\u6838\u5fc3\u5230CCD<\/strong>\uff1a\u4f7f\u7528<code>lscpu | grep -i \"core\\|socket\"<\/code>\u6216\u7279\u5b9aEPYC\u578b\u865f\u7684AMD\u6587\u4ef6\uff0c\u78ba\u5b9a\u6545\u969cCCD\u5305\u542b\u54ea\u4e9b\u6838\u5fc3\u3002<\/li>\n<li><strong>\u9a57\u8b49\u6838\u5fc3ID<\/strong>\uff1a\u901a\u904e<code>cat \/proc\/cpuinfo | grep -E \"processor|core id\"<\/code>\u4ea4\u53c9\u6838\u5c0d\uff0c\u5217\u51fa\u6d3b\u8e8d\u6838\u5fc3\u53ca\u5176ID\u3002<\/li>\n<li><strong>\u7981\u7528\u6838\u5fc3<\/strong>\uff1a\u5c0d\u65bc\u6545\u969cCCD\u5167\u7684\u6bcf\u500b\u6838\u5fc3\uff08\u4f8b\u5982\u6838\u5fc38-15\uff09\uff0c\u57f7\u884c\uff1a<code>echo 0 | sudo tee \/sys\/devices\/system\/cpu\/cpuX\/online<\/code>\uff08\u5c07X\u66ff\u63db\u70ba\u6838\u5fc3ID\uff09\u3002<\/li>\n<li><strong>\u78ba\u8a8d\u9694\u96e2\u6548\u679c<\/strong>\uff1a\u901a\u904e<code>lscpu | grep \"\u5728\u7ddaCPU(s)\uff1a\"<\/code>\u6aa2\u67e5\u7981\u7528\u7684\u6838\u5fc3\u2014\u2014\u88ab\u7981\u7528\u7684\u6838\u5fc3\u5c07\u4e0d\u6703\u51fa\u73fe\u5728\u5217\u8868\u4e2d\u3002<\/li>\n<li><strong>\u6301\u4e45\u5316\u8a2d\u7f6e<\/strong>\uff1a\u70ba\u78ba\u4fdd\u91cd\u555f\u5f8c\u9694\u96e2\u72c0\u614b\u4fdd\u7559\uff0c\u5c07\u6838\u5fc3\u7981\u7528\u547d\u4ee4\u6dfb\u52a0\u5230<code>\/etc\/rc.local<\/code>\u6216\u5efa\u7acbsystemd\u670d\u52d9\u3002<\/li>\n<\/ol>\n<h3>\u95dc\u9375\u6ce8\u610f\u4e8b\u9805<\/h3>\n<ul>\n<li><strong>\u6578\u64da\u5099\u4efd<\/strong>\uff1a\u4fee\u6539CPU\u914d\u7f6e\u524d\u52d9\u5fc5\u5099\u4efd\u95dc\u9375\u6578\u64da\u2014\u2014\u9694\u96e2\u904e\u7a0b\u4e2d\u51fa\u73fe\u610f\u5916\u884c\u70ba\u96d6\u7f55\u898b\u4f46\u4ecd\u6709\u53ef\u80fd\u3002<\/li>\n<li><strong>\u696d\u52d9\u9023\u7e8c\u6027<\/strong>\uff1a\u70ba\u9999\u6e2f\u4f3a\u670d\u5668\u79df\u7528\u696d\u52d9\u5b89\u6392\u9694\u96e2\u64cd\u4f5c\u6642\uff0c\u9078\u64c7\u7dad\u8b77\u7a97\u53e3\u9032\u884c\uff0c\u6700\u5927\u7a0b\u5ea6\u6e1b\u5c11\u5c0d\u7528\u6236\u7684\u5f71\u97ff\u3002<\/li>\n<li><strong>\u9694\u96e2\u5f8c\u6e2c\u8a66<\/strong>\uff1a\u4f7f\u7528<code>stress-ng<\/code>\u6216<code>sysbench<\/code>\u9032\u884c\u58d3\u529b\u6e2c\u8a66\uff0c\u9a57\u8b49\u9694\u96e2\u5f8c\u7684\u7cfb\u7d71\u7a69\u5b9a\u6027\u3002<\/li>\n<\/ul>\n<h2><strong>\u512a\u5316\u9999\u6e2f\u4f3a\u670d\u5668\u7684EPYC\u7a69\u5b9a\u6027<\/strong><\/h2>\n<p>\u4e3b\u52d5\u63aa\u65bd\u53ef\u964d\u4f4eCCD\u6545\u969c\u6982\u7387\u4e26\u7c21\u5316\u6545\u969c\u6392\u67e5\u6d41\u7a0b\u3002<\/p>\n<ul>\n<li><strong>\u81ea\u52d5\u5316\u5de1\u6aa2\u8173\u672c<\/strong>\uff1a\u90e8\u7f72\u5b9a\u6642\u4efb\u52d9\u6bcf\u65e5\u904b\u884c<code>ipmitool<\/code>\u3001<code>mcelog<\/code>\u548c<code>amd-smi<\/code>\u6aa2\u67e5\u3002\u793a\u4f8b\uff1a<code>0 3 * * * \/path\/to\/epyc-health-check.sh &gt;&gt; \/var\/log\/epyc-monitor.log 2&gt;&amp;1<\/code>\u3002<\/li>\n<li><strong>\u8ca0\u8f09\u5747\u8861\u8abf\u512a<\/strong>\uff1a\u4f7f\u7528<code>taskset<\/code>\u6216<code>numactl<\/code>\u7b49\u5de5\u5177\uff0c\u5c07\u5de5\u4f5c\u8ca0\u8f09\u5747\u52fb\u5206\u914d\u5230\u5065\u5eb7CCD\uff0c\u907f\u514d\u71b1\u71b1\u9ede\u3002<\/li>\n<li><strong>\u5197\u9918\u898f\u5283<\/strong>\uff1a\u5c0d\u65bc\u9ad8\u53ef\u7528\u9999\u6e2f\u8a17\u7ba1\u67b6\u69cb\uff0c\u914d\u7f6e\u6545\u969c\u8f49\u79fb\u96c6\u7fa4\uff0c\u7576\u4e3bCCD\u6545\u969c\u6642\uff0c\u5f9e\u7bc0\u9ede\u81ea\u52d5\u63a5\u7ba1\u3002<\/li>\n<li><strong>\u56fa\u4ef6\u66f4\u65b0<\/strong>\uff1a\u901a\u904e<code>apt upgrade<\/code>\u6216\u5ee0\u5546\u5c08\u7528\u5de5\u5177\u5b9a\u671f\u66f4\u65b0EPYC\u5fae\u78bc\u2014\u2014\u88fd\u9020\u5546\u7d93\u5e38\u767c\u5e03\u6838\u5fc3\u7d1a\u554f\u984c\u7684\u4fee\u5fa9\u7a0b\u5f0f\u3002<\/li>\n<\/ul>\n<h2><strong>\u7d50\u8a9e<\/strong><\/h2>\n<p>\u7dad\u8b77\u57fa\u65bcEPYC\u7684\u9999\u6e2f\u4f3a\u670d\u5668\u79df\u7528\u548c\u8a17\u7ba1\u696d\u52d9\uff0c\u9700\u8981\u719f\u7df4\u638c\u63e1Linux\u8a3a\u65b7\u548cCCD\u9694\u96e2\u6280\u8853\u3002\u901a\u904eipmitool\u3001dmesg\u548camd-smi\u7b49\u5de5\u5177\uff0c\u4f60\u80fd\u6e96\u78ba\u8b58\u5225\u7570\u5e38\u6838\u5fc3\uff0c\u518d\u85c9\u52a9sysfs\u547d\u4ee4\u9694\u96e2\u554f\u984cCCD\u2014\u2014\u5728\u4e0d\u72a7\u7272\u53ef\u7528\u6027\u7684\u524d\u63d0\u4e0b\u78ba\u4fdd\u7cfb\u7d71\u7a69\u5b9a\u3002\u8a18\u4f4f\uff0c\u4e3b\u52d5\u76e3\u63a7\u548c\u5b9a\u671f\u7dad\u8b77\u662f\u62b5\u79a6\u786c\u9ad4\u7570\u5e38\u7684\u6700\u4f73\u9632\u7dda\u3002\u5be6\u65bd\u672c\u6587\u6982\u8ff0\u7684\u5de5\u4f5c\u6d41\u7a0b\uff0c\u5373\u4f7f\u500b\u5225\u7d44\u4ef6\u51fa\u73fe\u554f\u984c\uff0c\u4e5f\u80fd\u8b93\u4f60\u7684EPYC\u4f3a\u670d\u5668\u4fdd\u6301\u5cf0\u503c\u6027\u80fd\u3002<\/p>\n<h2><strong>\u5e38\u898b\u554f\u984c<\/strong><\/h2>\n<ul>\n<li><strong>\u9694\u96e2CCD\u6703\u964d\u4f4e\u4f3a\u670d\u5668\u6027\u80fd\u55ce\uff1f<\/strong> \u6703\u7565\u6709\u5f71\u97ff\uff0c\u56e0\u70ba\u640d\u5931\u4e86\u90e8\u5206\u6838\u5fc3\uff0c\u4f46\u76f8\u6bd4\u4e4b\u4e0b\uff0c\u7cfb\u7d71\u4e0d\u7a69\u5b9a\u7684\u4ee3\u50f9\u8981\u9ad8\u5f97\u591a\u3002\u5927\u591a\u6578\u5de5\u4f5c\u8ca0\u8f09\u90fd\u80fd\u9069\u61c9\u5269\u9918CCD\uff0c\u5f71\u97ff\u6975\u5c0f\u3002<\/li>\n<li><strong>\u5df2\u7981\u7528\u7684CCD\u80fd\u5426\u91cd\u65b0\u555f\u7528\uff1f<\/strong> \u53ef\u4ee5\u3002\u5c0dCCD\u5167\u6bcf\u500b\u6838\u5fc3\u57f7\u884c<code>echo 1 | sudo tee \/sys\/devices\/system\/cpu\/cpuX\/online<\/code>\u5373\u53ef\uff0c\u4f46\u9700\u5148\u78ba\u8a8d\u6545\u969c\u6839\u6e90\u5df2\u89e3\u6c7a\u3002<\/li>\n<li><strong>\u9084\u6709\u5176\u4ed6EPYC\u6838\u5fc3\u6aa2\u6e2c\u5de5\u5177\u55ce\uff1f<\/strong> \u6709\uff0c\u5305\u62ec\u7528\u65bc\u611f\u6e2c\u5668\u6578\u64da\u7684<code>hwmon<\/code>\u3001\u6027\u80fd\u8ffd\u8e64\u7684<code>perf<\/code>\uff0c\u4ee5\u53caAMD EPYC\u7cfb\u7d71\u7ba1\u7406\u5de5\u5177\u7b49\u5ee0\u5546\u5c08\u7528\u5de5\u5177\u3002<\/li>\n<li><strong>\u9019\u7a2e\u9694\u96e2\u65b9\u6cd5\u9069\u7528\u65bc\u975eEPYC\u8655\u7406\u5668\u55ce\uff1f<\/strong> \u901a\u904esysfs\u7981\u7528\u6838\u5fc3\u7684\u6a5f\u5236\u662f\u901a\u7528\u7684\uff0c\u4f46CCD\u7279\u5b9a\u6620\u5c04\u548c\u8a3a\u65b7\u5de5\u5177\u56e0CPU\u54c1\u724c\u800c\u5f02\u3002<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>\u9999\u6e2f\u4f3a\u670d\u5668\u79df\u7528\u548c\u8a17\u7ba1\u696d\u52d9\u9ad8\u5ea6\u4f9d\u8cf4AMD EPYC\u8655\u7406\u5668\uff0c\u6191\u85c9\u5176\u5353\u8d8a\u7684\u591a\u6838\u6027\u80fd\u548c\u53ef\u9760\u6027\u3002\u4f46\u5373\u4fbf\u662f\u9019\u4e9b\u6027\u80fd\u5f37\u8005\u4e5f\u7121 [&#8230;]<\/p>\n<p><a class=\"btn btn-secondary understrap-read-more-link\" href=\"https:\/\/www.varidata.com\/zh-tw\/blog-tc\/linux-identify-epyc-faulty-cores-isolate-ccds\/\">Read More&#8230;<\/a><\/p>\n","protected":false},"author":12,"featured_media":23103,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[267],"tags":[],"class_list":["post-23108","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog-tc"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Linux\uff1a\u8b58\u5225EPYC\u7570\u5e38\u6838\u5fc3\u8207\u9694\u96e2CCD\u65b9\u6cd5<\/title>\n<meta name=\"description\" content=\"\u638c\u63e1Linux\u6280\u8853\u6aa2\u6e2cEPYC\u7570\u5e38\u6838\u5fc3\u4e26\u9694\u96e2\u554f\u984cCCD\uff0c\u5c0d\u7a69\u5b9a\u904b\u884c\u9999\u6e2f\u4f3a\u670d\u5668\u79df\u7528\u548c\u8a17\u7ba1\u696d\u52d9\u81f3\u95dc\u91cd\u8981\u3002\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, 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