{"id":1184800,"date":"2026-07-21T18:45:00","date_gmt":"2026-07-22T01:45:00","guid":{"rendered":"https:\/\/www.microsoft.com\/en-us\/research\/?post_type=msr-blog-post&#038;p=1184800"},"modified":"2026-09-03T03:17:44","modified_gmt":"2026-09-03T10:17:44","slug":"osdi%e4%b8%8a%e6%96%b0-%e6%8e%a2%e7%b4%a2%e5%88%86%e5%b8%83%e5%bc%8f%e7%b3%bb%e7%bb%9f%e5%85%ac%e5%b9%b3%e6%80%a7%e4%b8%8e%e6%93%8d%e4%bd%9c%e7%b3%bb%e7%bb%9f%e6%80%a7%e8%83%bd%e4%bc%98%e5%8c%96","status":"publish","type":"msr-blog-post","link":"https:\/\/www.microsoft.com\/en-us\/research\/articles\/osdi%e4%b8%8a%e6%96%b0-%e6%8e%a2%e7%b4%a2%e5%88%86%e5%b8%83%e5%bc%8f%e7%b3%bb%e7%bb%9f%e5%85%ac%e5%b9%b3%e6%80%a7%e4%b8%8e%e6%93%8d%e4%bd%9c%e7%b3%bb%e7%bb%9f%e6%80%a7%e8%83%bd%e4%bc%98%e5%8c%96\/","title":{"rendered":"OSDI\u4e0a\u65b0 | \u63a2\u7d22\u5206\u5e03\u5f0f\u7cfb\u7edf\u516c\u5e73\u6027\u4e0e\u64cd\u4f5c\u7cfb\u7edf\u6027\u80fd\u4f18\u5316\u65b0\u8def\u5f84"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\"><strong>\u672c\u671f\u5185\u5bb9\u901f\u89c8 <\/strong>\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u673a\u4f1a\u5e73\u7b49\uff1a\u6709\u5e8f\u5171\u8bc6\u7684\u6b63\u786e\u6027\u6761\u4ef6<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Xkernel\uff1a\u539f\u5219\u6027\u7684\u64cd\u4f5c\u7cfb\u7edf\u5185\u6838\u53ef\u8c03\u6027<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<h2 id=\"1-\u673a\u4f1a\u5e73\u7b49-\u6709\u5e8f\u5171\u8bc6\u7684\u6b63\u786e\u6027\u6761\u4ef6\" class=\"wp-block-heading\">1.\u673a\u4f1a\u5e73\u7b49\uff1a\u6709\u5e8f\u5171\u8bc6\u7684\u6b63\u786e\u6027\u6761\u4ef6<\/h2>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"865\" height=\"193\" src=\"https:\/\/www.microsoft.com\/en-us\/research\/wp-content\/uploads\/2026\/07\/\u5c01\u97621.png\" alt=\"title,image\" class=\"wp-image-1185137\" style=\"width:770px\" srcset=\"https:\/\/www.microsoft.com\/en-us\/research\/wp-content\/uploads\/2026\/07\/\u5c01\u97621.png 865w, https:\/\/www.microsoft.com\/en-us\/research\/wp-content\/uploads\/2026\/07\/\u5c01\u97621-300x67.png 300w, https:\/\/www.microsoft.com\/en-us\/research\/wp-content\/uploads\/2026\/07\/\u5c01\u97621-768x171.png 768w, https:\/\/www.microsoft.com\/en-us\/research\/wp-content\/uploads\/2026\/07\/\u5c01\u97621-240x54.png 240w\" sizes=\"auto, (max-width: 865px) 100vw, 865px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bba\u6587\u94fe\u63a5\uff1a<a href=\"https:\/\/www.microsoft.com\/en-us\/research\/publication\/equal-opportunity-a-correctness-condition-for-ordered-consensus\/\">https:\/\/www.microsoft.com\/en-us\/research\/publication\/equal-opportunity-a-correctness-condition-for-ordered-consensus\/<\/a><\/p>\n\n\n\n<p 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srcset=\"https:\/\/www.microsoft.com\/en-us\/research\/wp-content\/uploads\/2026\/07\/\u56fe\u4e8c.png 865w, https:\/\/www.microsoft.com\/en-us\/research\/wp-content\/uploads\/2026\/07\/\u56fe\u4e8c-300x83.png 300w, https:\/\/www.microsoft.com\/en-us\/research\/wp-content\/uploads\/2026\/07\/\u56fe\u4e8c-768x213.png 768w, https:\/\/www.microsoft.com\/en-us\/research\/wp-content\/uploads\/2026\/07\/\u56fe\u4e8c-240x67.png 240w\" sizes=\"auto, (max-width: 865px) 100vw, 865px\" \/><figcaption class=\"wp-element-caption\">\u56fe1\uff1aBercow\u6a21\u578b\u4e2d\ud835\udf16\u6392\u5e8f\u7b49\u4ef7\u6027\u4e0e\u0394\u6392\u5e8f\u7ebf\u6027\u5316\u4e4b\u95f4\u7684\u6743\u8861\u5173\u7cfb\u3002\u5de6\u56fe\u5c55\u793a\u4e86\u534e\u76db\u987f-\u4e1c\u4eac\u4e24\u4e2a\u5ba2\u6237\u7684\u6570\u636e\u7ed3\u679c\uff1b\u53f3\u56fe\u5c55\u793a\u4e86\u4f26\u6566-\u6155\u5c3c\u9ed1\u4e24\u4e2a\u5ba2\u6237\u7684\u6570\u636e\u7ed3\u679c\u3002<\/figcaption><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u9879\u5de5\u4f5c\u7a81\u7834\u4e86\u4f20\u7edf\u5171\u8bc6\u6392\u5e8f\u516c\u5e73\u7684\u8ba4\u77e5\u8fb9\u754c\uff0c\u5c06\u793e\u4f1a\u9009\u62e9\u7406\u8bba\u4e2d\u7684impartiality\uff08\u65e0\u504f\u6027\uff09\u4e0econsistency\uff08\u4e00\u81f4\u6027\uff09\u516c\u7406\u7cfb\u7edf\u5f15\u5165\u5206\u5e03\u5f0f\u7cfb\u7edf\u8bbe\u8ba1\u3002\u8be5\u7406\u8bba\u8868\u660e\uff0c\u8bc4\u5206\u5236\u662f\u517c\u987e\u65e0\u504f\u6027\u4e0e\u4e00\u81f4\u6027\u7684\u552f\u4e00\u53ef\u884c\u673a\u5236\uff0c\u4e5f\u662f\u5b9e\u73b0\u673a\u4f1a\u5e73\u7b49\u7684\u5408\u7406\u8def\u5f84\u3002Bercow\u4ee5\u8c03\u7528\u65f6\u95f4\u4f5c\u4e3a\u6392\u5e8f\u8bc4\u5206\uff0c\u5e76\u4f7f\u7528\u4e00\u4e2a\u79d8\u5bc6\u968f\u673a\u9884\u8a00\u673a\u6765\u51b3\u5b9a\u5e73\u5c40\u65f6\u7684\u5148\u540e\u987a\u5e8f\u3002\u8fd9\u4e00\u6743\u8861\u6846\u67b6\u4e3a\u533a\u5757\u94fe\u6cbb\u7406\u63d0\u4f9b\u4e86\u53ef\u91cf\u5316\u7684\u914d\u7f6e\u4f9d\u636e\uff0c\u65e2\u9002\u7528\u4e8e\u8054\u76df\u94fe\u7684\u5408\u89c4\u6e05\u7b97\u573a\u666f\uff0c\u4e5f\u4e3a\u516c\u94fe\u62b5\u5fa1MEV\u653b\u51fb\u63d0\u4f9b\u4e86\u65b0\u7684\u6280\u672f\u8303\u5f0f\u3002\u672a\u6765\uff0c\u8be5\u6846\u67b6\u8fd8\u53ef\u8fdb\u4e00\u6b65\u62d3\u5c55\u81f3\u591a\u76f8\u5173\u7279\u5f81\u52a0\u6743\u6392\u5e8f\u3001\u52a8\u6001\u566a\u58f0\u8c03\u8282\u7b49\u65b9\u5411\uff0c\u6301\u7eed\u4f18\u5316\u516c\u5e73\u6027\u4e0e\u6548\u7387\u7684\u5e73\u8861\u3002<br><\/p>\n\n\n\n<h2 id=\"2-xkernel-\u539f\u5219\u6027\u7684\u64cd\u4f5c\u7cfb\u7edf\u5185\u6838\u53ef\u8c03\u6027\" class=\"wp-block-heading\">2.Xkernel\uff1a\u539f\u5219\u6027\u7684\u64cd\u4f5c\u7cfb\u7edf\u5185\u6838\u53ef\u8c03\u6027<\/h2>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"865\" height=\"154\" src=\"https:\/\/www.microsoft.com\/en-us\/research\/wp-content\/uploads\/2026\/07\/\u5c01\u9762\u4e8c.png\" alt=\"text\" class=\"wp-image-1185139\" srcset=\"https:\/\/www.microsoft.com\/en-us\/research\/wp-content\/uploads\/2026\/07\/\u5c01\u9762\u4e8c.png 865w, https:\/\/www.microsoft.com\/en-us\/research\/wp-content\/uploads\/2026\/07\/\u5c01\u9762\u4e8c-300x53.png 300w, https:\/\/www.microsoft.com\/en-us\/research\/wp-content\/uploads\/2026\/07\/\u5c01\u9762\u4e8c-768x137.png 768w, https:\/\/www.microsoft.com\/en-us\/research\/wp-content\/uploads\/2026\/07\/\u5c01\u9762\u4e8c-240x43.png 240w\" sizes=\"auto, (max-width: 865px) 100vw, 865px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bba\u6587\u94fe\u63a5\uff1a<a href=\"https:\/\/www.microsoft.com\/en-us\/research\/publication\/xkernel-rethinking-performance-tunability-of-operating-system-kernels\/\">https:\/\/www.microsoft.com\/en-us\/research\/publication\/xkernel-rethinking-performance-tunability-of-operating-system-kernels\/<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4ee3\u7801\u94fe\u63a5\uff1a<a class=\"msr-external-link glyph-append glyph-append-open-in-new-tab glyph-append-xsmall\" rel=\"noopener noreferrer\" target=\"_blank\" href=\"https:\/\/github.com\/xkernel-org\/Xkernel\">https:\/\/github.com\/xkernel-org\/Xkernel<span class=\"sr-only\"> (opens in new tab)<\/span><\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u4eca\u7684\u64cd\u4f5c\u7cfb\u7edf\u5c06\u5927\u91cf\u6027\u80fd\u51b3\u7b56\u56fa\u5316\u4e3a\u7f16\u8bd1\u671f\u5e38\u91cf\uff0c\u5982\u5b8f\u3001\u5b57\u9762\u91cf\u4ee5\u53ca\u5404\u79cd\u9b54\u672f\u6570\u5b57\uff08magic number\uff09\u3002\u8fd9\u4e9b\u53c2\u6570\u4e00\u65e6\u7f16\u8bd1\u5b8c\u6210\u4fbf\u65e0\u6cd5\u5728\u7ebf\u4fee\u6539\uff0c\u800c\u5176\u6700\u4f18\u53d6\u503c\u5374\u9ad8\u5ea6\u4f9d\u8d56 \u5e94\u7528\u8d1f\u8f7d\uff08workload\uff09\u884c\u4e3a\u548c\u5e95\u5c42\u786c\u4ef6\u6761\u4ef6\u3002\u7814\u7a76\u5458\u4eec\u53d1\u73b0\uff0c\u4ec5\u4ec5\u8c03\u4f18\u8fd9\u4e9b\u5e38\u91cf\uff0c\u6027\u80fd\u6700\u9ad8\u53ef\u63d0\u5347&nbsp;50\u500d\u3002\u6362\u53e5\u8bdd\u8bf4\uff0c\u5185\u6838\u4e2d\u8574\u85cf\u7740\u5927\u91cf\u5c1a\u672a\u88ab\u91ca\u653e\u7684\u6027\u80fd\u6f5c\u529b\u3002\u800c\u73b0\u6709\u7cfb\u7edf\u7f3a\u4e4f\u4e00\u5957\u539f\u5219\u6027\u673a\u5236\uff0c\u80fd\u591f\u5728\u8fd0\u884c\u65f6\u8c03\u6574\u8fd9\u7c7b\u5e38\u91cf\uff0c\u5176\u66f4\u65e0\u6cd5\u8ba9\u540c\u4e00\u53f0\u673a\u5668\u4e0a\u7684\u4e0d\u540cworkload&nbsp;\u5e76\u53d1\u4f7f\u7528\u4e0d\u540c\u7684\u53d6\u503c\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e3a\u6b64\uff0c\u7814\u7a76\u5458\u4eec\u63d0\u51fa\u4e86Xkernel\u3002\u4f5c\u4e3a\u9996\u4e2a\u652f\u6301\u5728\u8fd0\u884c\u4e2d\u7684Linux&nbsp;\u5185\u6838\u91cc\u52a8\u6001\u4fee\u6539&#8221;\u56fa\u5b9a&#8221;\u6027\u80fd\u51b3\u7b56\u7684\u7cfb\u7edf\uff0cXkernel\u65e0\u9700\u91cd\u65b0\u7f16\u8bd1\u5185\u6838\uff0c\u4e5f\u65e0\u9700\u91cd\u542f\u7cfb\u7edf\uff0c\u5373\u53ef\u5728\u7ebf\u5b8c\u6210\u6027\u80fd\u8c03\u4f18\u3002\u7814\u7a76\u5458\u4eec\u8ba4\u4e3a\uff0c\u5185\u6838\u53ef\u8c03\u6027\u5e94\u5177\u5907\u4e09\u4e2a\u5173\u952e\u7279\u5f81\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u53ef\u7f16\u7a0b\uff1a\u7528\u6237\u53ef\u4ee5\u7f16\u5199\u7b56\u7565\uff0c\u9488\u5bf9\u4e0d\u540c&nbsp;workload&nbsp;\u548c\u786c\u4ef6\u914d\u7f6e\u9009\u62e9\u4e0d\u540c\u7684\u53d6\u503c<\/li>\n\n\n\n<li>\u5b89\u5168\uff1a\u6bcf\u6b21\u66f4\u65b0\u90fd\u6709\u4f5c\u7528\u57df\u9650\u5b9a\u5e76\u7ecf\u8fc7\u9a8c\u8bc1<\/li>\n\n\n\n<li>\u5728\u7ebf\u4e14\u5feb\u901f\uff1a\u65b0\u7684\u8c03\u4f18\u7b56\u7565\u53ef\u5728\u6beb\u79d2\u7ea7\u90e8\u7f72\u5230\u8fd0\u884c\u4e2d\u7684\u5185\u6838<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bba\u6587\u4e2d\u7ed9\u51fa\u4e86\u4e00\u4e2a\u6848\u4f8b\uff1a\u5757\u5c42\u5e38\u91cf&nbsp;BLK_MAX_REQUEST_COUNT&nbsp;\u7528\u4e8e\u63a7\u5236&nbsp;I\/O\u8bf7\u6c42\u5728\u4e0b\u53d1\u524d\u7684\u6512\u6279\u6570\u91cf\u3002\u5bf9\u4e8eHDD\uff0c\u66f4\u5927\u7684\u6512\u6279\u80fd\u521b\u9020\u66f4\u591a\u987a\u5e8f\u5408\u5e76\uff08sequential merge)\u7684\u673a\u4f1a\uff0c\u541e\u5410\u663e\u8457\u63d0\u5347\uff1b\u800c\u5bf9\u4e8eNVMe SSD\uff0c\u7531\u4e8e\u8bbe\u5907\u672c\u8eab\u901f\u5ea6\u8db3\u591f\u5feb\uff0c\u6512\u6279\u53cd\u800c\u4f1a\u5f15\u5165\u989d\u5916\u5ef6\u8fdf\uff0c\u6b64\u65f6\u5c06\u8be5\u53c2\u6570\u8bbe\u7f6e\u4e3a&nbsp;1&nbsp;\u5f80\u5f80\u80fd\u83b7\u5f97\u66f4\u4f4e\u5ef6\u8fdf\u548c\u66f4\u9ad8\u6548\u7387\u3002\u5f53\u4e00\u53f0\u673a\u5668\u540c\u65f6\u8fde\u63a5&nbsp;SSD&nbsp;\u548c&nbsp;HDD\uff0c\u5e76\u8fd0\u884c\u4e0d\u540c&nbsp;workload&nbsp;\u65f6\uff0c\u6700\u4f73\u53c2\u6570\u914d\u7f6e\u9700\u540c\u65f6\u8003\u8651\u5177\u4f53\u8d1f\u8f7d\u7279\u5f81\u548c\u786c\u4ef6\u73af\u5883\u3002\u800c\u8fd9\u4e2a\u6700\u4f18\u503c\u5728\u90e8\u7f72\u524d\u5f80\u5f80\u65e0\u6cd5\u786e\u5b9a\uff0c\u5b83\u53d6\u51b3\u4e8e\u8fd0\u884c\u65f6\u7684\u4fe1\u606f\u52a8\u6001\uff08runtime information\uff09\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u501f\u52a9&nbsp;Xkernel\uff0c\u8fd9\u4e00\u8fc7\u7a0b\u5c06\u53d8\u5f97\u5341\u5206\u7b80\u5355\u3002\u5728\u4efb\u610fUbuntu&nbsp;\u7cfb\u7edf\u4e0a\uff0c\u52a0\u8f7dXkernel\u540e\uff0c\u5373\u4f7f\u662f\u4e00\u4e2a\u5728\u7f16\u8bd1\u671f\u5199\u6b7b\u7684\u6027\u80fd\u5e38\u91cf\uff0c\u4e5f\u80fd\u88ab\u52a8\u6001\u7f16\u7a0b\u63a7\u5236\u3002\u7136\u540e\uff0c\u518d\u52a0\u8f7d\u4e00\u4e2aeBPF\u7a0b\u5e8f\u5c31\u80fd\u5b8c\u6210\u5728\u7ebf\u91cd\u8c03\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"548\" height=\"320\" src=\"https:\/\/www.microsoft.com\/en-us\/research\/wp-content\/uploads\/2026\/07\/8\u670831\u65e5.gif\" alt=\"GIF\" class=\"wp-image-1185110\"\/><figcaption class=\"wp-element-caption\">\u56fe2\uff1aRocksDB\u00a0\u5c55\u793a\u6548\u679c\u3002BLK_MAX_REQUEST_COUNT\u5728\u8fd0\u884c\u4e2d\u7684\u5185\u6838\u91cc\u88ab\u5728\u7ebf\u4ece\u00a032\u00a0\u8c03\u6210\u00a01\uff0cvanilla\u4e0e\u00a0Xkernel\u00a0\u8c03\u4f18\u540e\u7684\u00a0db_bench\uff08multireadrandom\uff0cNVMe\uff09\u5e76\u6392\u5bf9\u6bd4\uff1a\u541e\u5410\u63d0\u5347\u00a01.2\u00a0\u500d\uff0cP50\u00a0\u5ef6\u8fdf\u964d\u4f4e\u00a01.37\u00a0\u500d\uff0cP75\u00a0\u964d\u4f4e1.41\u00a0\u500d\u3002<\/figcaption><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Xkernel\u80cc\u540e\u7684\u673a\u5236\u662fScoped Indirect Execution\uff08SIE\uff09\u3002SIE\u7684\u6838\u5fc3\u6d1e\u5bdf\u5728\u4e8e\uff1a\u867d\u7136\u5e38\u91cf\u88ab\u7f16\u8bd1\u5668&#8221;\u70e4\u8fdb&#8221;\u4e86\u4e8c\u8fdb\u5236\u4ee3\u7801\uff0c\u6bd4\u5982&nbsp;#define V5&nbsp;\u7ecf\u8fc7\u7f16\u8bd1\u4f18\u5316\u540e\u4ee5&nbsp;V*2&nbsp;\u7684\u5f62\u5f0f\u878d\u5165\u67d0\u6761\u6307\u4ee4\uff0c\u4f46\u5b83\u6700\u7ec8\u4f1a\u4ee5\u67d0\u79cd\u5f62\u5f0f\u8fdb\u5165\u7a0b\u5e8f\u8fd0\u884c\u65f6\u72b6\u6001\uff0c\u5982\u5bc4\u5b58\u5668\u6216\u5185\u5b58\u3002\u53ea\u8981\u80fd\u591f\u5728\u8fd9\u4e2a\u5173\u952e\u4f4d\u7f6e\u628a\u503c\u66ff\u6362\u6389\uff0c\u5c31\u7b49\u4ef7\u4e8e\u6362\u6389\u4e86\u5e38\u91cf\u672c\u8eab\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5177\u4f53\u505a\u6cd5\u662f\uff1a\u901a\u8fc7\u4e8c\u8fdb\u5236&nbsp;diff&nbsp;\u4e0e\u7b26\u53f7\u6267\u884c\uff0c\u63a8\u5bfc\u51fa\u5e38\u91cf\u53c2\u4e0e\u7684\u7b26\u53f7\u8868\u8fbe\u5f0f\uff08\u5982eax \u2190 eax * V * 2)\uff0c\u636e\u6b64\u786e\u5b9a\u4e24\u4e2a\u4f5c\u7528\u57df\u2014\u2014Critical Span\uff08\u503c\u5728\u54ea\u91cc\u88ab\u66ff\u6362)\u548c&nbsp;Safe Span\uff08\u4f55\u65f6\u66ff\u6362\u662f\u5b89\u5168\u7684)\u3002\u5f53\u7528\u6237\u8c03\u7528&nbsp;x_set(V\u2032)&nbsp;\u65f6\uff0cSIE&nbsp;\u4f9d\u636e\u8868\u8fbe\u5f0f\u81ea\u52a8\u5408\u6210\u4e00\u6bb5&#8221;\u53cd\u5411&#8221;\u7684\u95f4\u63a5\u6267\u884c\u4ee3\u7801\uff0c\u628a\u65e7\u503c\u8fd8\u539f\u518d\u6309&nbsp;V\u2032&nbsp;\u91cd\u7b97\uff0c\u4e4b\u540e\u6302\u8f7d\u5230&nbsp;Critical Span&nbsp;\u8fb9\u7f18\uff0c\u4f46\u521d\u59cb\u4e3a&nbsp;OFF\u3002\u7b49\u7ebf\u7a0b\u9000\u51fa&nbsp;Safe Span\uff0c\u5e76\u4e0d\u518d\u6709\u65e7\u503c\u6b8b\u7559\u7684\u526f\u4f5c\u7528\u540e\uff0c\u5f00\u5173\u624d\u4f1a\u7ffb\u8f6c\u4e3a&nbsp;ON\u3002\u6b64\u540e\u7684\u6bcf\u6b21\u6267\u884c\uff0c\u6548\u679c\u5c31\u5982\u540cV\u2032&nbsp;\u5f53\u521d\u5c31\u88ab\u7f16\u8bd1\u8fdb\u53bb\u4e00\u6837\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"570\" height=\"320\" src=\"https:\/\/www.microsoft.com\/en-us\/research\/wp-content\/uploads\/2026\/07\/\u52a8\u56fe2.gif\" alt=\"GIF\" class=\"wp-image-1185136\" style=\"width:770px\"\/><figcaption class=\"wp-element-caption\">\u56fe3\uff1aSIE\u5de5\u4f5c\u673a\u5236\u3002\u4ece\u00a0#define V5\u00a0\u7f16\u8bd1\u8fdb\u4e8c\u8fdb\u5236\uff0c\u5230\u7b26\u53f7\u6267\u884c\u63a8\u5bfc\u8868\u8fbe\u5f0f\u3001\u5708\u5b9a\u00a0Critical Span\u00a0\u4e0eSafe Span\uff0c\u518d\u5230\u00a0x_set(V\u2032)\u00a0\u5408\u6210\u95f4\u63a5\u6267\u884c\u4ee3\u7801\u5e76\u5728\u5b89\u5168\u70b9\u751f\u6548\uff0c\u6700\u7ec8\u5b9e\u73b0\u540c\u4e00\u5185\u6838per-PID \/ per-device\u00a0\u53d6\u4e0d\u540c\u503c\uff08HDD\u2192128\uff0cNVMe\u21921\uff09\u3002<\/figcaption><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u5f53\u8c03\u4f18\u63a5\u53e3\u662f\u53ef\u7f16\u7a0b\u3001\u6709\u4f5c\u7528\u57df\u3001\u7ecf\u8fc7\u9a8c\u8bc1\u3001\u6beb\u79d2\u7ea7\u751f\u6548\u7684\uff0c\u90a3\u5b83\u7684\u4ef7\u503c\u4fbf\u4e0d\u518d\u5c40\u9650\u4e8e\u4eba\u5de5\u64cd\u4f5c\uff0c\u800c\u53ef\u4ee5\u6210\u4e3a&nbsp;AI agent&nbsp;\u5b89\u5168\u64cd\u4f5c\u7684\u63a5\u53e3\u3002Agent\u53ef\u4ee5\u5728\u7ebf\u89c2\u6d4b&nbsp;workload\uff08Xkernel&nbsp;\u517c\u5bb9&nbsp;eBPF\uff0c\u53ef\u4e0e&nbsp;eBPF&nbsp;\u89c2\u6d4b\u4f53\u7cfb\u7ed3\u5408)\u3001\u5728\u7ebf\u751f\u6210\u5e76\u90e8\u7f72\u8c03\u4f18\u4ee3\u7801\uff0c\u4e3a\u6bcf\u4e2a&nbsp;workload&nbsp;\u548c\u6bcf\u5957\u786c\u4ef6\u6301\u7eed\u641c\u7d22\u7279\u5316\u7684\u6700\u4f18\u914d\u7f6e\uff0c\u5b89\u5168\u673a\u5236\u5219\u786e\u4fdd\u6574\u4e2a\u8fc7\u7a0b\u4e0d\u4f1a\u7834\u574f\u7cfb\u7edf\u7684\u6b63\u786e\u6027\u548c\u7a33\u5b9a\u6027\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u66f4\u8fdb\u4e00\u6b65\uff0c\u8fd9\u5957\u65b9\u6cd5\u5e76\u4e0d\u9650\u4e8e\u5185\u6838\u3002\u5b83\u53ef\u4ee5\u6cdb\u5316\u5230\u6570\u636e\u5e93\u7b49\u7528\u6237\u6001\uff08user space\uff09\u7684\u7cfb\u7edf\u8f6f\u4ef6\uff0c\u7cfb\u7edf\u6027\u5730\u589e\u5f3a\u5176\u53ef\u8c03\u6027\u4e0e\u53ef\u7279\u5316\u6027\u3002\u672a\u6765\uff0c\u4ee3\u7801\u751f\u6210\u4e0d\u518d\u53ea\u662f\u8fd0\u884c\u5728\u7cfb\u7edf\u4e4b\u5916\u7684\u8f85\u52a9\u5de5\u5177\uff0c\u800c\u6709\u673a\u4f1a\u6210\u4e3a\u7cfb\u7edf\u81ea\u8eab\u7684\u4e00\u90e8\u5206\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u672c\u671f\u5185\u5bb9\u901f\u89c8 \uff1a \u673a\u4f1a\u5e73\u7b49\uff1a\u6709\u5e8f\u5171\u8bc6\u7684\u6b63\u786e\u6027\u6761\u4ef6 Xkernel\uff1a\u539f\u5219\u6027\u7684\u64cd\u4f5c\u7cfb\u7edf\u5185\u6838\u53ef\u8c03\u6027 \u8bba\u6587\u94fe\u63a5\uff1ahttps:\/\/www.microsoft.com\/en-us\/research\/publication\/equal-opportunity-a-correctness-condition-for-ordered-consensus\/ 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