{"id":246,"date":"2021-07-16T16:15:15","date_gmt":"2021-07-16T08:15:15","guid":{"rendered":"https:\/\/blog.cauchyschwarz.com\/?p=246"},"modified":"2021-07-17T01:18:38","modified_gmt":"2021-07-16T17:18:38","slug":"quic%e5%8d%8f%e8%ae%ae","status":"publish","type":"post","link":"https:\/\/blog.cauchyschwarz.com\/?p=246","title":{"rendered":"QUIC\u534f\u8bae"},"content":{"rendered":"\n

quic\u534f\u8bae\u4f18\u70b9\uff1a<\/p>\n\n\n\n

\u5bf9quic\u534f\u8bae\u505a\u7684\u4f18\u5316\uff1a<\/p>\n\n\n\n

  1. \u5ba2\u6237\u7aef\u4f53\u79ef\u88c1\u526a\uff0cssl\u5e93\u7684\u66ff\u6362<\/li>
  2. UDP GSO, sendmmsg<\/li>
  3. ack\u591a\uff0c\u5904\u7406\u8017\u65f6\uff0c\u53ef\u4ee5\u51cf\u5c11ack\u6570<\/li>
  4. bolt<\/li><\/ol>\n\n\n\n

    \u4f7f\u7528QUIC\u534f\u8bae\u5e26\u6765\u7684\u4f18\u5316\u6548\u679c\uff1a<\/p>\n\n\n\n

    1. \u591a\u4f20\u8f93\u901a\u9053\u4f18\u5316\u548c\u5207\u6362\uff1b<\/li>
    2. BBR\u7b97\u6cd5\u5e26\u6765\u7684\u6539\u8fdb\uff1b<\/li>
    3. \u8fde\u63a5\u8fc1\u79fb<\/li>
    4. 0rtt<\/li>
    5. \u591a\u8def\u590d\u7528<\/li>
    6. . \u5305\u7f16\u53f7\u5355\u8c03\u9012\u589e<\/li>
    7. \u7981\u6b62Reneging<\/li>
    8. \u66f4\u591aACK\u5e27 TCP\u53ea\u80fd\u67093\u4e2aACK Block\uff0c\u4f46\u662fQuic Ack Frame \u53ef\u4ee5\u540c\u65f6\u63d0\u4f9b 256 \u4e2a Ack Block\uff0c\u5728\u4e22\u5305\u7387\u2f50\u8f83\u2fbc\u7684\u2f79\u7edc\u4e0b\uff0c\u66f4\u591a\u7684 Sack Block\u53ef\u4ee5\u63d0\u5347\u2f79\u7edc\u7684\u6062\u590d\u901f\u5ea6\uff0c\u51cf\u5c11\u91cd\u4f20\u91cf\u3002<\/li>
    9. \u66f4\u7cbe\u51c6\u7684\u53d1\u9001\u5ef6\u8fdf QUIC\u7aef\u70b9\u4f1a\u6d4b\u91cf\u63a5\u6536\u5230\u6570\u636e\u5305\u4e0e\u53d1\u9001\u76f8\u5e94\u786e\u8ba4\u4e4b\u95f4\u7684\u5ef6\u8fdf\uff0c\u4f7f\u5bf9\u7b49\u2f45\u53ef\u4ee5\u4fdd\u6301\u66f4\u51c6\u786e\u7684\u5f80\u8fd4\u65f6\u95f4\u4f30\u8ba1<\/li>
    10. \u524d\u5411\u7ea0\u9519<\/li><\/ol>\n\n\n\n
      1. \u6297\u4e22\u5305\u4f18\u5316\uff0c\u6839\u636e\u4e22\u5305\u7387\u52a8\u6001\u8c03\u6574pacing gain\uff1b<\/li>
      2. rtt\u6297\u6296\u52a8\u4f18\u5316\uff1b<\/li>
      3. \u5e26\u5bbd\u6296\u52a8\u4f18\u5316\uff0c\u968f\u673a\u5316probe_bw\u9636\u6bb5\u5e73\u7a33\u53d1\u9001\u5468\u671f\u4e2a\u6570\uff1b<\/li>
      4. ACK\u4e71\u5e8f\u4f18\u5316\uff1b<\/li>
      5. \u6d41\u91cf\u76d1\u7ba1\u4f18\u5316\uff1b<\/li><\/ol>\n","protected":false},"excerpt":{"rendered":"

        quic\u534f\u8bae\u4f18\u70b9\uff1a \u5bf9quic\u534f\u8bae\u505a\u7684\u4f18\u5316\uff1a \u5ba2\u6237\u7aef\u4f53\u79ef\u88c1\u526a\uff0cssl\u5e93\u7684\u66ff\u6362 UDP GSO, sendmmsg ack\u591a\uff0c\u5904\u7406\u8017\u65f6\uff0c\u53ef\u4ee5\u51cf\u5c11ack\u6570 bolt \u4f7f\u7528QUIC\u534f\u8bae\u5e26\u6765\u7684\u4f18\u5316\u6548\u679c\uff1a \u591a\u4f20...<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[10],"tags":[28],"class_list":["post-246","post","type-post","status-publish","format-standard","hentry","category-10","tag-28"],"_links":{"self":[{"href":"https:\/\/blog.cauchyschwarz.com\/index.php?rest_route=\/wp\/v2\/posts\/246","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.cauchyschwarz.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.cauchyschwarz.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.cauchyschwarz.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.cauchyschwarz.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=246"}],"version-history":[{"count":3,"href":"https:\/\/blog.cauchyschwarz.com\/index.php?rest_route=\/wp\/v2\/posts\/246\/revisions"}],"predecessor-version":[{"id":261,"href":"https:\/\/blog.cauchyschwarz.com\/index.php?rest_route=\/wp\/v2\/posts\/246\/revisions\/261"}],"wp:attachment":[{"href":"https:\/\/blog.cauchyschwarz.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=246"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.cauchyschwarz.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=246"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.cauchyschwarz.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=246"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}