{"id":18614,"date":"2025-04-19T01:03:07","date_gmt":"2025-04-18T17:03:07","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/18614.html"},"modified":"2025-04-19T01:03:07","modified_gmt":"2025-04-18T17:03:07","slug":"%e3%80%90%e9%93%b6%e6%b2%b3%e9%ba%92%e9%ba%9f%e9%ab%98%e7%ba%a7%e6%9c%8d%e5%8a%a1%e5%99%a8%e6%93%8d%e4%bd%9c%e7%b3%bb%e7%bb%9f%e3%80%91%e4%b8%9a%e5%8a%a1%e8%ae%bf%e9%97%ae%e6%85%a2%e7%bd%91%e5%8d%a1","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/18614.html","title":{"rendered":"\u3010\u94f6\u6cb3\u9e92\u9e9f\u9ad8\u7ea7\u670d\u52a1\u5668\u64cd\u4f5c\u7cfb\u7edf\u3011\u4e1a\u52a1\u8bbf\u95ee\u6162\u7f51\u5361\u4e22\u5305\u73b0\u8c61\u5206\u6790\u53ca\u5904\u7406\u8fc7\u7a0b"},"content":{"rendered":"

\u00a0\u66f4\u591a\u94f6\u6cb3\u9e92\u9e9f\u64cd\u4f5c\u7cfb\u7edf\u4ea7\u54c1\u53ca\u6280\u672f\u8ba8\u8bba，\u6b22\u8fce\u52a0\u5165\u94f6\u6cb3\u9e92\u9e9f\u64cd\u4f5c\u7cfb\u7edf\u5b98\u65b9\u8bba\u575b<\/span><\/p>\n

https:\/\/forum.kylinos.cn\/home<\/span><\/p>\n

\n

\u4e86\u89e3\u66f4\u591a\u94f6\u6cb3\u9e92\u9e9f\u64cd\u4f5c\u7cfb\u7edf\u5168\u65b0\u4ea7\u54c1，\u8bf7\u70b9\u51fb\u8bbf\u95ee<\/p>\n

\u9e92\u9e9f\u8f6f\u4ef6\u4ea7\u54c1\u4e13\u533a：product.kylinos.cn<\/p>\n

\u5f00\u53d1\u8005\u4e13\u533a：developer.kylinos.cn<\/p>\n

\u6587\u6863\u4e2d\u5fc3：document.kylinos.cn<\/p>\n

\u4ea4\u6d41\u8bba\u575b：forum.kylinos.cn<\/p>\n

\n

\u670d\u52a1\u5668\u73af\u5883\u4ee5\u53ca\u914d\u7f6e<\/h3>\n

\u3010\u5185\u6838\u7248\u672c\u3011<\/p>\n

4.19.90-25.22.v2101.ky10.x86_64<\/p>\n

\u3010OS\u955c\u50cf\u7248\u672c\u3011<\/p>\n

\u94f6\u6cb3\u9e92\u9e9f\u9ad8\u7ea7\u670d\u52a1\u5668\u64cd\u4f5c\u7cfb\u7edf<\/p>\n

Kylin Linux Advanced Server release V10 (SP2) \/(Sword)-x86_64-Build09\/20210524<\/p>\n

\u73b0\u8c61\u63cf\u8ff0<\/h3>\n

\u670d\u52a1\u5668\u4e1a\u52a1\u8bbf\u95ee\u5f88\u6162，\u53ef\u80fd\u5b58\u5728\u7f51\u5361\u4e22\u5305，\u4ea4\u6362\u673a\u4fa7\u6709\u6536\u5230\u53cd\u538b\u5e27（\u6709\u53cd\u538b\u5e27，\u8bf4\u660e\u670d\u52a1\u5668\u7f51\u5361\u7684\u63a5\u6536\u7f13\u5b58\u533a\u53ef\u80fd\u6ee1\u4e86）\u3002<\/p>\n

\u7f51\u5361\u54c1\u724c\u662f：Mellanox，\u6709\u591a\u4e2a\u4f18\u5148\u7ea7\u7f13\u5b58\u533a（8\u4e2a，\u4f18\u5148\u7ea70-7）\u3002\u76ee\u524d\u901a\u8fc7ethtool -S\u67e5\u770b，\u53d1\u73b0rx_prio0_buf_discard\u503c\u5f88\u5927，\u4e0d\u4e3a0\u3002\u4f46\u662frx_out_of_buffer\u4e3a0\u3002<\/p>\n<\/p>\n

\n

\u5173\u4e8e\u8fc8\u7edc\u601d\u7f51\u5361\u6709\u51e0\u4e2a\u95ee\u9898：<\/p>\n

  • \u6570\u636e\u5305\u5230\u670d\u52a1\u5668\u7f51\u5361，\u5230\u5e95\u8d70\u54ea\u4e2a\u4f18\u5148\u7ea7\u7f13\u5b58\u533a（\u56e0\u4e3a\u67098\u4e2a，\u8d70\u54ea\u4e2a\u7f13\u5b58\u533a\u662f\u7f51\u5361\u5224\u5b9a\u7684\u8fd8\u662f\u64cd\u4f5c\u7cfb\u7edf\u5224\u5b9a\u7684，\u8fd8\u662f\u8bf4\u4ea4\u6362\u673a\u4e0a\u9762\u63a7\u5236\u7684）？<\/li>\n
  • \u5982\u679c\u67d0\u4e2a\u4f18\u5148\u7ea7\u7684\u7f13\u5b58\u533a\u6ee1\u4e86，\u7ee7\u7eed\u6709\u5305\u8fc7\u6765\u662f\u4e0d\u662f\u4f1a\u4e22\u5f03，\u8fd8\u662f\u8bf4\u7b49\u5f85\u6392\u961f，\u5982\u679c\u8fd9\u4e2a\u4f18\u5148\u7ea7\u7684\u7f13\u5b58\u533a\u6ca1\u6709\u5f00\u542fPFC\u529f\u80fd，\u662f\u4e0d\u662f\u6570\u636e\u5305\u5c31\u4f1a\u4e22\u5f03？<\/li>\n
  • \u8fc8\u6d1b\u601d\u7f51\u5361\u662f\u4e0d\u662f\u53ef\u4ee5\u8c03\u6574\u5404\u4e2a\u4f18\u5148\u7ea7\u7684\u7f13\u5b58\u533a\u5927\u5c0f（\u901a\u8fc7\u547d\u4ee4mlnx_qos -i \u7f51\u5361\u540d –buffer_size）,\u8fd9\u4e2a\u8c03\u6574\u662f\u4e0d\u662f\u8c03\u6574\u7684\u7f51\u5361\u7684\u786c\u4ef6\u7f13\u5b58\u533a\u5927\u5c0f？<\/li>\n

    \u73b0\u8c61\u5206\u6790<\/h3>\n

    \u73b0\u8c611\u5206\u6790<\/h4>\n

    \u6570\u636e\u5305\u5230\u670d\u52a1\u5668\u7f51\u5361，\u8d70\u54ea\u4e2a\u4f18\u5148\u7ea7\u7f13\u5b58\u533a，\u7531\u62a5\u6587DSCP\u548c\u7f51\u5361\u914d\u7f6e\u51b3\u5b9a\u3002<\/p>\n

    \u901a\u8fc7mlnx_qos\u5de5\u5177\u5c06\u4e0d\u540cDSCP\u7ed1\u5b9a\u5230\u4e0d\u540c\u4f18\u5148\u7ea7\u7f13\u5b58\u533a，\u4ee5\u8bbe\u7f6e\u5177\u5907\u4e0d\u540cDSCP\u7684\u62a5\u6587\u8d70\u54ea\u4e2a\u4f18\u5148\u7ea7\u7f13\u5b58\u533a\u3002<\/p>\n

    DSCP（Differentiated Services Code Point，\u5dee\u5206\u670d\u52a1\u4ee3\u7801\u70b9）\u662f\u4e00\u79cd\u7528\u4e8e\u7f51\u7edc\u62a5\u6587\u4f18\u5148\u7ea7\u5206\u7c7b\u7684\u6807\u8bb0，\u4f7f\u7528\u6bcf\u4e2a\u6570\u636e\u5305IP\u5934\u90e8\u7684TOS\u5b57\u6bb5\u8fdb\u884c\u6807\u8bc6，\u901a\u8fc7\u4e0d\u540c\u7684\u7f16\u7801\u503c\u6765\u533a\u5206\u4e0d\u540c\u4f18\u5148\u7ea7\u3002<\/p>\n

    \u7528\u6237\u53ef\u4ee5\u5c06\u4e0d\u540cDSCP\u7ed1\u5b9a\u5230\u7f51\u5361\u4e0d\u540c\u7684\u63a5\u6536\u7f13\u51b2\u533a\u3002\u7f51\u5361\u6536\u5230\u67d0\u4e2a\u62a5\u6587\u540e\u4eceIP\u5934\u90e8\u8bfb\u53d6DSCP\u503c，\u6839\u636eDSCP\u503c\u548c\u7f51\u5361\u914d\u7f6e\u89c4\u5219，\u786e\u5b9a\u8be5\u62a5\u6587\u8fdb\u5165\u54ea\u4e2a\u786c\u4ef6\u7f13\u5b58\u533a\u3002<\/p>\n

    \u73b0\u8c612\u5206\u6790<\/h4>\n

    \u5982\u679c\u67d0\u4e2a\u4f18\u5148\u7ea7\u7684\u7f13\u5b58\u533a\u6ee1\u4e86，\u540e\u7eed\u5305\u7684\u5904\u7406\u903b\u8f91\u53d7PFC（\u4f18\u5148\u7ea7\u6d41\u91cf\u63a7\u5236）\u529f\u80fd\u5f71\u54cd：<\/p>\n

  • \u82e5\u5f00\u542f\u4e86PFC\u529f\u80fd，\u5904\u7406\u8fc7\u7a0b\u5982\u4e0b：<\/li>\n

    \u63a5\u6536\u8be5\u62a5\u6587，\u5e76\u5411\u5bf9\u7aef\u53d1\u9001PFC PAUSE\u5e27，\u901a\u77e5\u5bf9\u7aef\u8bbe\u5907\u6682\u65f6\u505c\u6b62\u53d1\u9001\u8be5\u7c7b\u62a5\u6587；\u5bf9\u7aef\u8bbe\u5907\u5728\u63a5\u6536\u5230PFC PAUSE\u5e27\u540e，\u5c06\u6682\u65f6\u505c\u6b62\u5411\u672c\u7aef\u53d1\u9001\u8be5\u7c7b\u62a5\u6587；\u5f53\u62e5\u585e\u4ecd\u7136\u5b58\u5728\u65f6，\u6b64\u8fc7\u7a0b\u5c06\u91cd\u590d\u8fdb\u884c，\u76f4\u81f3\u62e5\u585e\u89e3\u9664\u3002<\/p>\n

    \u9700\u8981\u6ce8\u610f，\u5fc5\u987b\u4fdd\u8bc1\u672c\u7aef\u548c\u5bf9\u7aef\u7684PFC\u529f\u80fd\u90fd\u5904\u4e8e\u5f00\u542f\u72b6\u6001，PFC\u529f\u80fd\u624d\u80fd\u751f\u6548\u3002PFC\u4e2d\u6d41\u91cf\u6682\u505c\u53ea\u9488\u5bf9\u67d0\u4e00\u4e2a\u6216\u51e0\u4e2a\u4f18\u5148\u7ea7\u961f\u5217，\u4e0d\u9488\u5bf9\u6574\u4e2a\u63a5\u53e3\u8fdb\u884c\u4e2d\u65ad，\u6bcf\u4e2a\u961f\u5217\u90fd\u80fd\u5355\u72ec\u8fdb\u884c\u6682\u505c\u6216\u91cd\u542f，\u800c\u4e0d\u5f71\u54cd\u5176\u4ed6\u961f\u5217\u4e0a\u7684\u6d41\u91cf\u3002<\/p>\n

  • \u82e5\u6ca1\u6709\u5f00\u542fPFC\u529f\u80fd，\u5904\u7406\u8fc7\u7a0b\u5982\u4e0b：<\/li>\n

    \u7cfb\u7edf\u4e0d\u8fdb\u884c\u53cd\u538b\u5904\u7406，\u5373\u5728\u53d1\u751f\u62e5\u585e\u65f6\u76f4\u63a5\u4e22\u5f03\u62a5\u6587\u3002<\/p>\n

    \u73b0\u8c613\u5206\u6790<\/h4>\n

    \u8fc8\u6d1b\u601d\u7f51\u5361\u53ef\u4ee5\u8c03\u6574\u7f13\u5b58\u533a\u5927\u5c0f\u3002<\/p>\n

    \u901a\u8fc7\u8fc8\u7edc\u601d\u5b98\u65b9\u6587\u6863，\u53ef\u4ee5\u67e5\u5230\u901a\u8fc7\u547d\u4ee4\u201cmlnx_qos -i \u7f51\u5361\u540d –buffer_size sizelist\u201d\u6765\u8bbe\u7f6e\u63a5\u6536\u7f13\u51b2\u533a\u5927\u5c0f，\u5982\u4e0b\u8bf4\u660e：<\/p>\n

    \"\"<\/p>\n

    \u56fe2 \u8fc8\u7edc\u601d\u53c2\u6570\u8bf4\u660e<\/p>\n

    \u5b98\u65b9\u6587\u6863\u94fe\u63a5：<\/p>\n

    https:\/\/enterprise-support.nvidia.com\/s\/article\/mlnx-qos<\/p>\n","protected":false},"excerpt":{"rendered":"

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