{"id":44386,"date":"2025-06-18T17:17:44","date_gmt":"2025-06-18T09:17:44","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/44386.html"},"modified":"2025-06-18T17:17:44","modified_gmt":"2025-06-18T09:17:44","slug":"kafka%e7%9a%84%e5%ad%98%e5%82%a8%e4%b8%8e%e7%b4%a2%e5%bc%95%ef%bc%9a%e6%95%b0%e6%8d%ae%e5%a4%84%e7%90%86%e7%9a%84%e5%ba%95%e5%b1%82%e5%a5%a5%e7%a7%98","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/44386.html","title":{"rendered":"Kafka\u7684\u5b58\u50a8\u4e0e\u7d22\u5f15\uff1a\u6570\u636e\u5904\u7406\u7684\u5e95\u5c42\u5965\u79d8"},"content":{"rendered":"

\u4e00\u3001\u5f15\u8a00<\/h2>\n

Kafka \u4e4b\u6240\u4ee5\u80fd\u5728\u6d77\u91cf\u6570\u636e\u7684\u4f20\u8f93\u548c\u5904\u7406\u8fc7\u7a0b\u4e2d\u4fdd\u6301\u9ad8\u6548\u7684\u6027\u80fd\u548c\u4f4e\u5ef6\u8fdf，\u80cc\u540e\u9690\u85cf\u7740\u4f17\u591a\u7cbe\u5999\u7684\u8bbe\u8ba1，\u800c\u5176\u5b58\u50a8\u4e0e\u7d22\u5f15\u673a\u5236\u4fbf\u662f\u5176\u4e2d\u7684\u6838\u5fc3\u5965\u79d8\u3002\u63a5\u4e0b\u6765，\u8ba9\u6211\u4eec\u6df1\u5165\u63a2\u5bfb Kafka \u5b58\u50a8\u673a\u5236\u7684\u57fa\u77f3\u4e0e\u67b6\u6784\u3002<\/p>\n

\u4e8c\u3001\u5206\u533a\u4e0e\u65e5\u5fd7\u7ec4\u7ec7\u200b<\/h2>\n

Kafka \u4e2d\u7684\u6d88\u606f\u4ee5\u4e3b\u9898（Topic）\u4e3a\u5355\u4f4d\u8fdb\u884c\u5206\u7c7b\u5b58\u50a8，\u6bcf\u4e2a\u4e3b\u9898\u53ef\u4ee5\u8fdb\u4e00\u6b65\u5212\u5206\u4e3a\u591a\u4e2a\u5206\u533a（Partition）\u3002\u5206\u533a\u662f Kafka \u5b58\u50a8\u7684\u7269\u7406\u5355\u4f4d，\u8fd9\u79cd\u8bbe\u8ba1\u7c7b\u4f3c\u4e8e\u5206\u5e03\u5f0f\u7cfb\u7edf\u7684\u6a2a\u5411\u6269\u5c55，\u5e26\u6765\u4e86\u8bf8\u591a\u4f18\u52bf\u3002\u4e00\u65b9\u9762，\u5b83\u5b9e\u73b0\u4e86\u5206\u79bb\u5b58\u50a8，\u6709\u6548\u89e3\u51b3\u4e86\u4e00\u4e2a\u5206\u533a\u4e0a\u65e5\u5fd7\u5b58\u50a8\u6587\u4ef6\u8fc7\u5927\u7684\u95ee\u9898；\u53e6\u4e00\u65b9\u9762，\u8bfb\u548c\u5199\u53ef\u4ee5\u540c\u65f6\u5728\u591a\u4e2a\u5206\u533a\u4e0a\u8fdb\u884c，\u5927\u5927\u63d0\u9ad8\u4e86\u6027\u80fd，\u65b9\u4fbf\u6269\u5c55\u548c\u63d0\u5347\u5e76\u53d1\u80fd\u529b\u3002\u200b<\/p>\n

\u5728 Kafka \u96c6\u7fa4\u4e2d，\u6bcf\u4e2a\u5206\u533a\u90fd\u6709\u4e00\u4e2a\u5bf9\u5e94\u7684\u65e5\u5fd7\u6587\u4ef6，\u751f\u4ea7\u8005\u751f\u4ea7\u7684\u6d88\u606f\u4f1a\u4e0d\u65ad\u8ffd\u52a0\u5230\u8be5\u65e5\u5fd7\u6587\u4ef6\u672b\u7aef，\u4e14\u6bcf\u6761\u6d88\u606f\u90fd\u6709\u81ea\u5df1\u7684\u504f\u79fb\u91cf（Offset）\u3002Offset \u662f\u6d88\u606f\u5728\u5206\u533a\u4e2d\u7684\u552f\u4e00\u6807\u8bc6，\u5b83\u4ece 0 \u5f00\u59cb，\u5355\u8c03\u9012\u589e，\u7528\u4e8e\u8bb0\u5f55\u6d88\u606f\u5728\u5206\u533a\u4e2d\u7684\u987a\u5e8f\u548c\u4f4d\u7f6e\u3002\u6d88\u8d39\u8005\u7ec4\u4e2d\u7684\u6bcf\u4e2a\u6d88\u8d39\u8005，\u90fd\u4f1a\u5b9e\u65f6\u8bb0\u5f55\u81ea\u5df1\u6d88\u8d39\u5230\u4e86\u54ea\u4e2a Offset，\u4ee5\u4fbf\u51fa\u9519\u6062\u590d\u65f6，\u4ece\u4e0a\u6b21\u7684\u4f4d\u7f6e\u7ee7\u7eed\u6d88\u8d39\u3002\u200b<\/p>\n

\u65e5\u5fd7\u5206\u6bb5\u673a\u5236：\u9ad8\u6548\u5b58\u50a8\u4e0e\u7ba1\u7406\u7684\u5173\u952e\u200b<\/p>\n

\u4e3a\u9632\u6b62\u5355\u4e2a\u65e5\u5fd7\u6587\u4ef6\u8fc7\u5927\u5bfc\u81f4\u6570\u636e\u5b9a\u4f4d\u6548\u7387\u4f4e\u4e0b，Kafka \u91c7\u53d6\u4e86\u65e5\u5fd7\u5206\u6bb5（Log Segment）\u673a\u5236\u3002\u6bcf\u4e2a\u5206\u533a\u7684\u65e5\u5fd7\u7531\u591a\u4e2a\u65e5\u5fd7\u6bb5\u7ec4\u6210，\u6bcf\u4e2a\u65e5\u5fd7\u6bb5\u662f\u4e00\u4e2a\u5305\u542b\u4e00\u5b9a\u8303\u56f4\u6d88\u606f\u7684\u7269\u7406\u6587\u4ef6\u3002\u5f53\u4e00\u4e2a\u65e5\u5fd7\u6bb5\u8fbe\u5230\u914d\u7f6e\u7684\u5927\u5c0f\u9650\u5236（\u7531log.segment.bytes\u914d\u7f6e\u9879\u63a7\u5236，\u9ed8\u8ba4\u503c\u901a\u5e38\u662f 1GB），\u6216\u8005\u8fbe\u5230\u4e00\u5b9a\u7684\u65f6\u95f4\u9650\u5236（\u7531log.roll.ms\u6216log.roll.hours\u914d\u7f6e\u9879\u63a7\u5236）\u540e，\u5b83\u4f1a\u88ab\u5173\u95ed，\u65b0\u7684\u65e5\u5fd7\u6bb5\u4f1a\u7ee7\u7eed\u5199\u5165\u3002\u200b<\/p>\n

\u65e5\u5fd7\u6bb5\u7684\u547d\u540d\u89c4\u5219\u662f\u4ee5\u8be5\u6bb5\u4e2d\u7b2c\u4e00\u6761\u6d88\u606f\u7684 Offset \u547d\u540d，\u4f8b\u598200000000000000000000.log\u8868\u793a\u8be5\u65e5\u5fd7\u6bb5\u7684\u7b2c\u4e00\u6761\u6d88\u606f\u7684 Offset \u4e3a 0\u3002\u6bcf\u4e2a\u65e5\u5fd7\u6bb5\u5bf9\u5e94\u4e09\u4e2a\u6587\u4ef6：.log\u6570\u636e\u6587\u4ef6\u3001.index\u7d22\u5f15\u6587\u4ef6\u548c.timeindex\u65f6\u95f4\u7d22\u5f15\u6587\u4ef6 \u3002\u200b<\/p>\n

  • .log \u6570\u636e\u6587\u4ef6：\u7528\u4e8e\u5b58\u50a8\u5b9e\u9645\u7684\u6d88\u606f\u5185\u5bb9\u3002\u6bcf\u6761\u6d88\u606f\u7531\u4e00\u4e2a\u56fa\u5b9a\u957f\u5ea6\u7684\u6d88\u606f\u5934\u548c\u4e00\u4e2a\u53ef\u53d8\u957f\u5ea6\u7684\u6d88\u606f\u4f53\u6570\u636e\u7ec4\u6210\u3002\u6d88\u606f\u4f53\u5305\u62ec\u4e00\u4e2a\u53ef\u53d8\u957f\u5ea6\u7684\u6d88\u606f Key \u548c\u6d88\u606f\u5b9e\u9645\u6570\u636e Value，\u6d88\u606f Key \u53ef\u4ee5\u4e3a\u7a7a\u3002\u5728\u5b9e\u9645\u5b58\u50a8\u65f6，\u4e00\u6761\u6d88\u606f\u603b\u957f\u5ea6\u8fd8\u5305\u62ec 12 \u5b57\u8282\u989d\u5916\u7684\u5f00\u9500，\u5176\u4e2d 8 \u5b57\u8282\u957f\u5ea6\u8bb0\u5f55\u6d88\u606f\u7684\u504f\u79fb\u91cf，\u53e6\u5916 4 \u5b57\u8282\u8868\u793a\u6d88\u606f\u603b\u957f\u5ea6\u3002\u200b<\/li>\n
  • .index \u7d22\u5f15\u6587\u4ef6：\u57fa\u4e8e\u504f\u79fb\u91cf\u7684\u7d22\u5f15\u6587\u4ef6，\u7528\u4e8e\u5c06\u504f\u79fb\u91cf\u6620\u5c04\u6210\u6d88\u606f\u5728\u6570\u636e\u6587\u4ef6\u4e2d\u7684\u7269\u7406\u4f4d\u7f6e\u3002\u6bcf\u4e2a\u7d22\u5f15\u6761\u76ee\u7531 offset \u548c position \u7ec4\u6210，\u901a\u8fc7\u7a00\u758f\u5b58\u50a8\u7684\u65b9\u5f0f，\u6bcf\u9694\u4e00\u5b9a\u5b57\u8282\u7684\u6570\u636e（\u7531log.index.interval.bytes\u6307\u5b9a，\u9ed8\u8ba4\u503c\u4e3a 4096，\u5373 4KB ）\u5efa\u7acb\u4e00\u6761\u7d22\u5f15，\u8fd9\u6837\u53ef\u4ee5\u5927\u5927\u51cf\u5c11\u7d22\u5f15\u6587\u4ef6\u7684\u5927\u5c0f，\u540c\u65f6\u4fdd\u6301\u826f\u597d\u7684\u67e5\u627e\u6027\u80fd\u3002\u200b<\/li>\n
  • .timeindex \u65f6\u95f4\u7d22\u5f15\u6587\u4ef6：\u8bb0\u5f55\u4e86\u6bcf\u4e2a\u65f6\u95f4\u6233\u548c\u8be5\u65f6\u95f4\u6233\u6240\u5bf9\u5e94\u7684\u6d88\u606f\u7684\u504f\u79fb\u91cf\u3002\u5f53\u9700\u8981\u6309\u65f6\u95f4\u8303\u56f4\u6d88\u8d39\u6d88\u606f\u65f6，TimeIndex \u7d22\u5f15\u4f7f\u5f97 Kafka \u53ef\u4ee5\u901a\u8fc7\u65f6\u95f4\u6233\u5feb\u901f\u67e5\u627e\u5bf9\u5e94\u7684\u6d88\u606f\u4f4d\u7f6e\u3002\u5b83\u540c\u6837\u91c7\u7528\u7a00\u758f\u5b58\u50a8\u65b9\u5f0f，\u8fdb\u4e00\u6b65\u4f18\u5316\u4e86\u5b58\u50a8\u548c\u67e5\u627e\u6027\u80fd\u3002\u200b<\/li>\n

    \u901a\u8fc7\u65e5\u5fd7\u5206\u6bb5\u673a\u5236，Kafka \u5c06\u5927\u6587\u4ef6\u5206\u5272\u6210\u591a\u4e2a\u5c0f\u6587\u4ef6\u8fdb\u884c\u7ba1\u7406，\u4e0d\u4ec5\u65b9\u4fbf\u4e86\u65e5\u5fd7\u7684\u6eda\u52a8\u3001\u6e05\u7406\u548c\u538b\u7f29，\u8fd8\u63d0\u9ad8\u4e86\u6570\u636e\u7684\u8bfb\u5199\u6027\u80fd\u3002\u4f8b\u5982，\u5f53\u65e5\u5fd7\u6bb5\u8fbe\u5230\u5927\u5c0f\u9650\u5236\u8fdb\u884c\u6eda\u52a8\u65f6，Kafka \u53ea\u9700\u5173\u95ed\u5f53\u524d\u65e5\u5fd7\u6bb5，\u521b\u5efa\u4e00\u4e2a\u65b0\u7684\u65e5\u5fd7\u6bb5\u7ee7\u7eed\u5199\u5165，\u800c\u4e0d\u9700\u8981\u5bf9\u6574\u4e2a\u65e5\u5fd7\u6587\u4ef6\u8fdb\u884c\u590d\u6742\u7684\u64cd\u4f5c\u3002\u5728\u6e05\u7406\u65e5\u5fd7\u65f6，\u4e5f\u53ef\u4ee5\u76f4\u63a5\u5220\u9664\u8fc7\u671f\u7684\u65e5\u5fd7\u6bb5\u6587\u4ef6，\u800c\u4e0d\u4f1a\u5f71\u54cd\u5176\u4ed6\u65e5\u5fd7\u6bb5\u7684\u6b63\u5e38\u8bfb\u5199\u3002\u200b<\/p>\n

    \u65e5\u5fd7\u5206\u6bb5\u673a\u5236\u548c\u7d22\u5f15\u6587\u4ef6\u7684\u8bbe\u8ba1\u662f Kafka \u5b9e\u73b0\u9ad8\u6548\u5b58\u50a8\u4e0e\u5feb\u901f\u6d88\u606f\u5b9a\u4f4d\u7684\u91cd\u8981\u57fa\u7840，\u4e3a\u540e\u7eed\u6df1\u5165\u7406\u89e3 Kafka \u7684\u5b58\u50a8\u4e0e\u7d22\u5f15\u539f\u7406\u5960\u5b9a\u4e86\u575a\u5b9e\u7684\u57fa\u7840\u3002<\/p>\n

    \u4e09\u3001\u7d22\u5f15\u6587\u4ef6\u5256\u6790<\/h2>\n

    3.1 \u504f\u79fb\u91cf\u7d22\u5f15（.index）\u200b<\/h4>\n

    \u504f\u79fb\u91cf\u7d22\u5f15\u6587\u4ef6（.index）\u662f Kafka \u5b9e\u73b0\u5feb\u901f\u6d88\u606f\u5b9a\u4f4d\u7684\u91cd\u8981\u5de5\u5177\u3002\u5b83\u91c7\u7528\u7a00\u758f\u7d22\u5f15\u7684\u8bbe\u8ba1，\u5e76\u4e0d\u4f1a\u4e3a\u6bcf\u6761\u6d88\u606f\u90fd\u521b\u5efa\u7d22\u5f15\u9879，\u800c\u662f\u6bcf\u9694\u4e00\u5b9a\u5b57\u8282\u7684\u6570\u636e（\u7531log.index.interval.bytes\u6307\u5b9a，\u9ed8\u8ba4\u503c\u4e3a 4096 \u5b57\u8282，\u5373 4KB）\u5efa\u7acb\u4e00\u6761\u7d22\u5f15\u3002\u8fd9\u79cd\u8bbe\u8ba1\u5de7\u5999\u5730\u5e73\u8861\u4e86\u7d22\u5f15\u6587\u4ef6\u7684\u5927\u5c0f\u548c\u67e5\u627e\u6027\u80fd\u3002\u5047\u8bbe\u4e00\u4e2a\u65e5\u5fd7\u6bb5\u4e2d\u6709 100 \u4e07\u6761\u6d88\u606f，\u5982\u679c\u4e3a\u6bcf\u6761\u6d88\u606f\u90fd\u5efa\u7acb\u7d22\u5f15，\u7d22\u5f15\u6587\u4ef6\u5c06\u975e\u5e38\u5e9e\u5927，\u5360\u7528\u5927\u91cf\u7684\u78c1\u76d8\u7a7a\u95f4，\u540c\u65f6\u5728\u67e5\u627e\u7d22\u5f15\u65f6\u4e5f\u4f1a\u6d88\u8017\u8f83\u591a\u7684\u65f6\u95f4\u3002\u800c\u7a00\u758f\u7d22\u5f15\u5219\u5927\u5927\u51cf\u5c11\u4e86\u7d22\u5f15\u9879\u7684\u6570\u91cf，\u4f7f\u5f97\u7d22\u5f15\u6587\u4ef6\u7684\u5927\u5c0f\u5f97\u4ee5\u63a7\u5236，\u540c\u65f6\u901a\u8fc7\u5408\u7406\u7684\u7b97\u6cd5，\u4f9d\u7136\u80fd\u591f\u5feb\u901f\u5b9a\u4f4d\u5230\u76ee\u6807\u6d88\u606f\u3002\u200b<\/p>\n

    \u6bcf\u4e2a\u7d22\u5f15\u6761\u76ee\u7531\u4e24\u90e8\u5206\u7ec4\u6210：\u6d88\u606f\u7684\u504f\u79fb\u91cf（offset）\u548c\u8be5\u6d88\u606f\u5728\u6570\u636e\u6587\u4ef6\u4e2d\u7684\u7269\u7406\u4f4d\u7f6e（position）\u3002\u5f53 Kafka \u9700\u8981\u67e5\u627e\u7279\u5b9a\u504f\u79fb\u91cf\u7684\u6d88\u606f\u65f6，\u5b83\u9996\u5148\u4f1a\u5728\u504f\u79fb\u91cf\u7d22\u5f15\u6587\u4ef6\u4e2d\u901a\u8fc7\u4e8c\u5206\u67e5\u627e\u6cd5\u627e\u5230\u4e0d\u5927\u4e8e\u76ee\u6807\u504f\u79fb\u91cf\u7684\u6700\u5927\u7d22\u5f15\u9879\u3002\u4ee5\u67e5\u627e\u504f\u79fb\u91cf\u4e3a 5000 \u7684\u6d88\u606f\u4e3a\u4f8b，\u5047\u8bbe\u504f\u79fb\u91cf\u7d22\u5f15\u6587\u4ef6\u4e2d\u6709 [2000, 10000], [4000, 20000], [6000, 30000] \u7b49\u7d22\u5f15\u9879，\u901a\u8fc7\u4e8c\u5206\u67e5\u627e，Kafka \u4f1a\u5b9a\u4f4d\u5230 [4000, 20000] \u8fd9\u4e2a\u7d22\u5f15\u9879\u3002\u7136\u540e，Kafka \u6839\u636e\u8be5\u7d22\u5f15\u9879\u4e2d\u7684\u7269\u7406\u4f4d\u7f6e（\u8fd9\u91cc\u662f 20000），\u5728\u5bf9\u5e94\u7684\u65e5\u5fd7\u6570\u636e\u6587\u4ef6\u4e2d\u4ece\u8fd9\u4e2a\u4f4d\u7f6e\u5f00\u59cb\u8fdb\u884c\u987a\u5e8f\u626b\u63cf，\u6bd4\u8f83\u6bcf\u6761\u6d88\u606f\u7684\u504f\u79fb\u91cf，\u76f4\u5230\u627e\u5230\u504f\u79fb\u91cf\u4e3a 5000 \u7684\u6d88\u606f\u3002\u901a\u8fc7\u8fd9\u79cd\u5148\u5728\u7d22\u5f15\u6587\u4ef6\u4e2d\u5feb\u901f\u5b9a\u4f4d\u8303\u56f4，\u518d\u5728\u6570\u636e\u6587\u4ef6\u4e2d\u7cbe\u786e\u67e5\u627e\u7684\u65b9\u5f0f，Kafka \u80fd\u591f\u9ad8\u6548\u5730\u4ece\u6d77\u91cf\u6d88\u606f\u4e2d\u627e\u5230\u76ee\u6807\u6d88\u606f，\u5927\u5927\u63d0\u9ad8\u4e86\u6d88\u606f\u8bfb\u53d6\u7684\u6548\u7387\u3002\u200b<\/p>\n

    3.2 \u65f6\u95f4\u7d22\u5f15（.timeindex）\u200b<\/h4>\n

    \u65f6\u95f4\u7d22\u5f15\u6587\u4ef6（.timeindex）\u662f Kafka \u4e3a\u6ee1\u8db3\u6309\u65f6\u95f4\u8303\u56f4\u68c0\u7d22\u6d88\u606f\u7684\u9700\u6c42\u800c\u5f15\u5165\u7684\u3002\u5728\u8bb8\u591a\u5b9e\u9645\u5e94\u7528\u573a\u666f\u4e2d，\u6d88\u8d39\u8005\u9700\u8981\u83b7\u53d6\u4ece\u67d0\u4e2a\u65f6\u95f4\u70b9\u5f00\u59cb\u7684\u6240\u6709\u6d88\u606f，\u4f8b\u5982\u5206\u6790\u67d0\u4e2a\u65f6\u95f4\u6bb5\u5185\u7528\u6237\u7684\u884c\u4e3a\u6570\u636e，\u6216\u8005\u76d1\u63a7\u67d0\u4e2a\u65f6\u95f4\u6bb5\u5185\u7cfb\u7edf\u7684\u8fd0\u884c\u72b6\u6001\u3002\u65f6\u95f4\u7d22\u5f15\u6587\u4ef6\u7684\u51fa\u73b0，\u4f7f\u5f97 Kafka \u53ef\u4ee5\u901a\u8fc7\u65f6\u95f4\u6233\u5feb\u901f\u67e5\u627e\u5bf9\u5e94\u7684\u6d88\u606f\u4f4d\u7f6e，\u800c\u4e0d\u9700\u8981\u904d\u5386\u6574\u4e2a\u65e5\u5fd7\u6587\u4ef6\u3002\u200b<\/p>\n

    \u65f6\u95f4\u7d22\u5f15\u6587\u4ef6\u540c\u6837\u91c7\u7528\u7a00\u758f\u5b58\u50a8\u65b9\u5f0f，\u6bcf\u4e2a\u7d22\u5f15\u6761\u76ee\u5305\u542b\u6d88\u606f\u7684\u65f6\u95f4\u6233（timestamp）\u548c\u8be5\u65f6\u95f4\u6233\u6240\u5bf9\u5e94\u7684\u6d88\u606f\u7684\u504f\u79fb\u91cf（offset）\u3002\u5f53\u9700\u8981\u6839\u636e\u65f6\u95f4\u6233\u67e5\u627e\u6d88\u606f\u65f6，Kafka \u9996\u5148\u4f1a\u5728\u65f6\u95f4\u7d22\u5f15\u6587\u4ef6\u4e2d\u67e5\u627e\u4e0d\u5c0f\u4e8e\u6307\u5b9a\u65f6\u95f4\u6233\u7684\u6700\u5927\u7d22\u5f15\u9879\u3002\u5047\u8bbe\u8981\u67e5\u627e\u65f6\u95f4\u6233\u4e3a 1600000000000 \u7684\u6d88\u606f，\u65f6\u95f4\u7d22\u5f15\u6587\u4ef6\u4e2d\u6709 [1599999999999, 1000], [1600000000001, 2000] \u7b49\u7d22\u5f15\u9879，Kafka \u4f1a\u5b9a\u4f4d\u5230 [1599999999999, 1000] \u8fd9\u4e2a\u7d22\u5f15\u9879，\u5f97\u5230\u5bf9\u5e94\u7684\u504f\u79fb\u91cf 1000\u3002\u7136\u540e，\u518d\u901a\u8fc7\u8fd9\u4e2a\u504f\u79fb\u91cf\u5728\u504f\u79fb\u91cf\u7d22\u5f15\u6587\u4ef6\u4e2d\u8fdb\u4e00\u6b65\u67e5\u627e，\u6700\u7ec8\u5b9a\u4f4d\u5230\u6d88\u606f\u5728\u65e5\u5fd7\u6570\u636e\u6587\u4ef6\u4e2d\u7684\u4f4d\u7f6e\u3002\u5982\u679c\u5728\u65f6\u95f4\u7d22\u5f15\u6587\u4ef6\u4e2d\u6ca1\u6709\u627e\u5230\u5b8c\u5168\u5339\u914d\u7684\u65f6\u95f4\u6233，Kafka \u4f1a\u627e\u5230\u6700\u63a5\u8fd1\u4e14\u5927\u4e8e\u6307\u5b9a\u65f6\u95f4\u6233\u7684\u7d22\u5f15\u9879，\u7136\u540e\u6839\u636e\u8fd9\u4e2a\u7d22\u5f15\u9879\u7684\u504f\u79fb\u91cf，\u5728\u65e5\u5fd7\u6570\u636e\u6587\u4ef6\u4e2d\u4ece\u8be5\u4f4d\u7f6e\u5f00\u59cb\u5411\u540e\u67e5\u627e，\u76f4\u5230\u627e\u5230\u7b26\u5408\u65f6\u95f4\u8303\u56f4\u7684\u6d88\u606f\u3002\u200b<\/p>\n

    3.3 \u7d22\u5f15\u6587\u4ef6\u534f\u540c\u5de5\u4f5c\u200b<\/h4>\n

    \u504f\u79fb\u91cf\u7d22\u5f15\u548c\u65f6\u95f4\u7d22\u5f15\u5728 Kafka \u7684\u6d88\u606f\u67e5\u627e\u8fc7\u7a0b\u4e2d\u534f\u540c\u5de5\u4f5c，\u5404\u81ea\u53d1\u6325\u7740\u72ec\u7279\u7684\u4f5c\u7528\u3002\u504f\u79fb\u91cf\u7d22\u5f15\u9002\u5408\u901a\u8fc7\u6d88\u606f\u7684\u504f\u79fb\u91cf\u8fdb\u884c\u7cbe\u786e\u67e5\u627e，\u800c\u65f6\u95f4\u7d22\u5f15\u5219\u4e3a\u6309\u65f6\u95f4\u8303\u56f4\u67e5\u627e\u6d88\u606f\u63d0\u4f9b\u4e86\u4fbf\u5229\u3002\u5f53\u6d88\u8d39\u8005\u9700\u8981\u67e5\u627e\u7279\u5b9a\u504f\u79fb\u91cf\u7684\u6d88\u606f\u65f6，\u504f\u79fb\u91cf\u7d22\u5f15\u80fd\u591f\u5feb\u901f\u5b9a\u4f4d\u5230\u6d88\u606f\u5728\u65e5\u5fd7\u6587\u4ef6\u4e2d\u7684\u5927\u81f4\u4f4d\u7f6e，\u7136\u540e\u901a\u8fc7\u5728\u65e5\u5fd7\u6587\u4ef6\u4e2d\u7684\u987a\u5e8f\u626b\u63cf\u627e\u5230\u5177\u4f53\u7684\u6d88\u606f\u3002\u5f53\u6d88\u8d39\u8005\u9700\u8981\u67e5\u627e\u67d0\u4e2a\u65f6\u95f4\u8303\u56f4\u5185\u7684\u6d88\u606f\u65f6，\u65f6\u95f4\u7d22\u5f15\u9996\u5148\u6839\u636e\u65f6\u95f4\u6233\u627e\u5230\u5bf9\u5e94\u7684\u504f\u79fb\u91cf\u8303\u56f4，\u7136\u540e\u518d\u501f\u52a9\u504f\u79fb\u91cf\u7d22\u5f15\u5728\u8fd9\u4e2a\u504f\u79fb\u91cf\u8303\u56f4\u5185\u5b9a\u4f4d\u5230\u5177\u4f53\u7684\u6d88\u606f\u3002\u200b<\/p>\n

    \u5728\u4e00\u4e2a\u5b9e\u65f6\u76d1\u63a7\u7cfb\u7edf\u4e2d，\u53ef\u80fd\u9700\u8981\u5b9e\u65f6\u83b7\u53d6\u8fc7\u53bb 5 \u5206\u949f\u5185\u7684\u6240\u6709\u544a\u8b66\u6d88\u606f\u3002\u901a\u8fc7\u65f6\u95f4\u7d22\u5f15，\u7cfb\u7edf\u53ef\u4ee5\u5feb\u901f\u627e\u5230\u8fc7\u53bb 5 \u5206\u949f\u5185\u6d88\u606f\u7684\u504f\u79fb\u91cf\u8303\u56f4，\u7136\u540e\u5229\u7528\u504f\u79fb\u91cf\u7d22\u5f15\u5728\u8fd9\u4e2a\u8303\u56f4\u5185\u5b9a\u4f4d\u5230\u6240\u6709\u7684\u544a\u8b66\u6d88\u606f，\u5c06\u8fd9\u4e9b\u6d88\u606f\u53ca\u65f6\u5c55\u793a\u7ed9\u76d1\u63a7\u4eba\u5458，\u4ee5\u4fbf\u4ed6\u4eec\u80fd\u591f\u53ca\u65f6\u91c7\u53d6\u63aa\u65bd\u3002\u8fd9\u79cd\u7d22\u5f15\u6587\u4ef6\u7684\u534f\u540c\u5de5\u4f5c\u673a\u5236，\u4f7f\u5f97 Kafka \u5728\u5904\u7406\u4e0d\u540c\u7c7b\u578b\u7684\u6d88\u606f\u67e5\u627e\u9700\u6c42\u65f6\u90fd\u80fd\u8868\u73b0\u51fa\u9ad8\u6548\u7684\u6027\u80fd，\u4e3a Kafka \u5728\u5404\u79cd\u590d\u6742\u7684\u5e94\u7528\u573a\u666f\u4e2d\u63d0\u4f9b\u4e86\u5f3a\u5927\u7684\u652f\u6301\u3002<\/p>\n

    \u56db\u3001\u96f6\u62f7\u8d1d\u6280\u672f<\/h2>\n

    4.1 \u4f20\u7edf\u6570\u636e\u4f20\u8f93\u75db\u70b9\u200b<\/h4>\n

    \u5728\u6df1\u5165\u63a2\u8ba8 Kafka \u4e2d\u7684\u96f6\u62f7\u8d1d\u6280\u672f\u4e4b\u524d，\u6211\u4eec\u5148\u6765\u4e86\u89e3\u4e00\u4e0b\u4f20\u7edf\u6570\u636e\u4f20\u8f93\u65b9\u5f0f\u5b58\u5728\u7684\u95ee\u9898\u3002\u5728\u4f20\u7edf\u7684\u6570\u636e\u4f20\u8f93\u8fc7\u7a0b\u4e2d，\u5f53\u6570\u636e\u4ece\u6587\u4ef6\u4f20\u8f93\u5230\u7f51\u7edc\u65f6，\u901a\u5e38\u9700\u8981\u7ecf\u5386\u591a\u6b21\u62f7\u8d1d\u64cd\u4f5c\u3002\u5047\u8bbe\u6211\u4eec\u8981\u5c06\u4e00\u4e2a\u6587\u4ef6\u901a\u8fc7\u7f51\u7edc\u53d1\u9001\u51fa\u53bb，\u9996\u5148\u4f1a\u4f7f\u7528read\u7cfb\u7edf\u8c03\u7528，\u5c06\u6570\u636e\u4ece\u786c\u76d8\u8bfb\u53d6\u5230\u5185\u6838\u7f13\u51b2\u533a，\u8fd9\u4e2a\u8fc7\u7a0b\u7531 DMA（\u76f4\u63a5\u5185\u5b58\u8bbf\u95ee）\u5b8c\u6210，CPU \u53ea\u9700\u4e0b\u6307\u4ee4，DMA \u5c31\u4f1a\u81ea\u52a8\u5c06\u6570\u636e\u62f7\u8d1d\u81f3\u5185\u6838\u7f13\u51b2\u533a\u3002\u63a5\u7740，\u6570\u636e\u4ece\u5185\u6838\u7f13\u51b2\u533a\u88ab\u62f7\u8d1d\u5230\u7528\u6237\u7a7a\u95f4\u7684\u7f13\u51b2\u533a，\u8fd9\u4e00\u6b65\u7531read\u8c03\u7528\u89e6\u53d1，CPU \u5b8c\u5168\u8d1f\u8d23\u8fd9\u6b21\u6570\u636e\u62f7\u8d1d\u3002\u7136\u540e，\u901a\u8fc7write\u7cfb\u7edf\u8c03\u7528，\u6570\u636e\u4ece\u7528\u6237\u7f13\u51b2\u533a\u88ab\u518d\u6b21\u62f7\u8d1d\u56de\u5185\u6838\u7f13\u51b2\u533a，\u8fd9\u6b21\u7684\u5185\u6838\u7f13\u51b2\u533a\u4e0e socket \u76f8\u5173\u8054\u3002\u6700\u540e，\u6570\u636e\u4ece\u5185\u6838\u7f13\u51b2\u533a\u88ab\u4f20\u8f93\u5230\u7f51\u5361，\u53d1\u9001\u5230\u7f51\u7edc，\u8fd9\u4e00\u6b65\u5982\u679c\u6ca1\u6709 DMA \u6280\u672f，CPU \u9700\u8981\u62f7\u8d1d\u6570\u636e\u81f3\u7f51\u5361 \u3002\u200b<\/p>\n

    \u53ef\u4ee5\u770b\u5230，\u5728\u8fd9\u4e2a\u8fc7\u7a0b\u4e2d，\u6570\u636e\u7ecf\u5386\u4e86\u56db\u6b21\u62f7\u8d1d\u548c\u56db\u6b21\u4e0a\u4e0b\u6587\u5207\u6362\u3002\u6bcf\u6b21read\u548cwrite\u8c03\u7528\u90fd\u9700\u8981 CPU \u8fdb\u884c\u591a\u6b21\u6570\u636e\u62f7\u8d1d，\u4e25\u91cd\u5360\u7528 CPU \u8d44\u6e90，\u5f71\u54cd\u5176\u4ed6\u4efb\u52a1\u7684\u6267\u884c\u3002\u5f53\u6570\u636e\u91cf\u8f83\u5927\u65f6，\u5185\u5b58\u4f7f\u7528\u91cf\u4e5f\u4f1a\u660e\u663e\u589e\u52a0，\u53ef\u80fd\u5bfc\u81f4\u7cfb\u7edf\u6027\u80fd\u4e0b\u964d\u3002\u800c\u4e14\u6bcf\u6b21read\u548cwrite\u8c03\u7528\u8fd8\u6d89\u53ca\u7528\u6237\u6001\u548c\u5185\u6838\u6001\u7684\u5207\u6362，\u52a0\u91cd\u4e86 CPU \u7684\u8d1f\u62c5\u3002\u8fd9\u4e9b\u95ee\u9898\u5728\u5904\u7406\u5927\u6587\u4ef6\u6216\u9ad8\u9891\u7387\u4f20\u8f93\u65f6\u5c24\u4e3a\u660e\u663e，CPU \u88ab\u8feb\u5145\u5f53 \u201c\u642c\u8fd0\u5de5\u201d，\u6027\u80fd\u56e0\u6b64\u53d7\u5230\u4e25\u91cd\u9650\u5236\u3002\u200b<\/p>\n

    4.2 sendfile \u7cfb\u7edf\u8c03\u7528\u89e3\u6790\u200b<\/h4>\n

    \u4e3a\u4e86\u89e3\u51b3\u4f20\u7edf\u6570\u636e\u4f20\u8f93\u7684\u75db\u70b9，Linux \u5185\u6838\u5f15\u5165\u4e86sendfile\u7cfb\u7edf\u8c03\u7528\u3002sendfile\u7cfb\u7edf\u8c03\u7528\u6700\u65e9\u5728 Linux 2.1.70 \u7248\u672c\u4e2d\u5f15\u5165，\u5e76\u5728 Linux 2.2 \u7248\u672c\u4e2d\u5f97\u5230\u66f4\u5e7f\u6cdb\u652f\u6301 \u3002\u5b83\u7684\u4e3b\u8981\u601d\u60f3\u662f\u5c06\u6587\u4ef6\u6570\u636e\u76f4\u63a5\u4ece\u5185\u6838\u7684\u6587\u4ef6\u7f13\u5b58\u4f20\u8f93\u5230\u7f51\u7edc\u7f13\u51b2\u533a，\u800c\u4e0d\u7ecf\u8fc7\u7528\u6237\u7a7a\u95f4，\u8fd9\u4e2a\u8fc7\u7a0b\u901a\u8fc7 DMA \u5b9e\u73b0，\u6700\u5927\u9650\u5ea6\u5730\u51cf\u5c11\u4e86 CPU \u7684\u53c2\u4e0e\u3002\u200b<\/p>\n

    \u5f53\u7528\u6237\u8c03\u7528sendfile\u65f6，\u7cfb\u7edf\u4ece\u786c\u76d8\u8bfb\u53d6\u6587\u4ef6\u5185\u5bb9\u5e76\u5b58\u653e\u5230\u5185\u6838\u6001\u7684 page cache（\u9875\u9762\u7f13\u5b58），\u4e0d\u9700\u8981\u5148\u4f20\u8f93\u5230\u7528\u6237\u7a7a\u95f4\u3002\u63a5\u7740，\u6570\u636e\u4ece page cache \u76f4\u63a5\u62f7\u8d1d\u5230\u5185\u6838\u6001\u7684 socket \u7f13\u51b2\u533a，\u7136\u540e\u901a\u8fc7\u7f51\u7edc\u63a5\u53e3\u53d1\u9001\u3002\u6574\u4e2a\u8fc7\u7a0b\u4e2d\u6570\u636e\u6ca1\u6709\u8fdb\u5165\u7528\u6237\u7a7a\u95f4，\u51cf\u5c11\u4e86\u4e24\u6b21\u4e0d\u5fc5\u8981\u7684\u62f7\u8d1d\u64cd\u4f5c：\u4e00\u662f\u907f\u514d\u4e86\u6587\u4ef6\u6570\u636e\u4ece\u5185\u6838\u6001\u5230\u7528\u6237\u6001\u7684\u62f7\u8d1d，\u4e8c\u662f\u907f\u514d\u4e86\u4ece\u7528\u6237\u6001\u5230 socket \u7f13\u51b2\u533a\u7684\u62f7\u8d1d\u3002\u540c\u65f6，CPU \u4ec5\u9700\u8d1f\u8d23\u53d1\u8d77\u4f20\u8f93\u8bf7\u6c42\u53ca\u5904\u7406\u5b8c\u6210\u7684\u4e2d\u65ad\u4fe1\u53f7，\u800c\u65e0\u9700\u5b9e\u9645\u53c2\u4e0e\u6570\u636e\u4f20\u8f93\u7684\u8fc7\u7a0b，\u8fd9\u663e\u8457\u964d\u4f4e\u4e86 CPU \u7684\u4f7f\u7528\u7387，\u4f7f\u5f97 CPU \u53ef\u4ee5\u5904\u7406\u5176\u4ed6\u5e76\u53d1\u4efb\u52a1，\u4ece\u800c\u63d0\u5347\u7cfb\u7edf\u6574\u4f53\u6027\u80fd\u3002\u200b<\/p>\n

    4.3 Kafka \u4e2d\u7684\u96f6\u62f7\u8d1d\u5e94\u7528\u200b<\/h4>\n

    Kafka \u5728\u6d88\u606f\u6d88\u8d39\u8fc7\u7a0b\u4e2d\u5145\u5206\u5229\u7528\u4e86\u96f6\u62f7\u8d1d\u6280\u672f，\u7279\u522b\u662f\u5728 Consumer \u4ece Broker \u62c9\u53d6\u6d88\u606f\u4ee5\u53ca Follower \u526f\u672c\u4ece Leader \u526f\u672c\u540c\u6b65\u6570\u636e\u65f6\u3002\u5f53 Consumer \u5411 Broker \u8bf7\u6c42\u6d88\u606f\u65f6，Broker \u4f7f\u7528sendfile\u7cfb\u7edf\u8c03\u7528，\u76f4\u63a5\u5c06\u78c1\u76d8\u4e0a\u7684\u6d88\u606f\u6570\u636e\u4ece\u5185\u6838\u7f13\u51b2\u533a\u4f20\u8f93\u5230\u7f51\u7edc\u5957\u63a5\u5b57（socket），\u800c\u4e0d\u9700\u8981\u5c06\u6570\u636e\u5148\u62f7\u8d1d\u5230\u7528\u6237\u7a7a\u95f4\u518d\u8fdb\u884c\u53d1\u9001\u3002\u540c\u6837，\u5728 Follower \u526f\u672c\u540c\u6b65\u6570\u636e\u65f6，Leader \u526f\u672c\u4e5f\u901a\u8fc7sendfile\u5c06\u6570\u636e\u76f4\u63a5\u53d1\u9001\u5230 Follower \u7684\u7f51\u7edc\u5957\u63a5\u5b57，\u51cf\u5c11\u4e86\u6570\u636e\u5728\u5185\u6838\u7a7a\u95f4\u548c\u7528\u6237\u7a7a\u95f4\u4e4b\u95f4\u7684\u62f7\u8d1d\u6b21\u6570\u3002\u200b<\/p>\n

    \u901a\u8fc7\u4f7f\u7528\u96f6\u62f7\u8d1d\u6280\u672f，Kafka \u5927\u5927\u63d0\u9ad8\u4e86\u6570\u636e\u4f20\u8f93\u7684\u6548\u7387\u3002\u4e00\u65b9\u9762，\u51cf\u5c11\u4e86 CPU \u7684\u4f7f\u7528，\u4f7f\u5f97 Kafka \u5728\u9ad8\u541e\u5410\u91cf\u573a\u666f\u4e0b\u80fd\u591f\u5feb\u901f\u5904\u7406\u5927\u91cf\u6570\u636e\u8bfb\u5199\u8bf7\u6c42，\u6ee1\u8db3\u5b9e\u65f6\u6570\u636e\u5904\u7406\u9700\u6c42\u3002\u53e6\u4e00\u65b9\u9762，\u964d\u4f4e\u4e86\u5185\u5b58\u5360\u7528，\u907f\u514d\u4e86\u4e0d\u5fc5\u8981\u7684\u5185\u5b58\u62f7\u8d1d，\u51cf\u5c11\u4e86\u5185\u5b58\u7684\u5f00\u9500，\u8fd9\u5bf9\u4e8e\u5927\u89c4\u6a21\u6570\u636e\u5904\u7406\u5c24\u4e3a\u91cd\u8981，\u53ef\u4ee5\u663e\u8457\u964d\u4f4e\u7cfb\u7edf\u7684\u5185\u5b58\u538b\u529b\u3002\u540c\u65f6，\u63d0\u9ad8\u4e86\u4f20\u8f93\u6548\u7387，\u51cf\u5c11\u4e86\u7f51\u7edc\u5ef6\u8fdf，\u63d0\u9ad8\u4e86\u6574\u4f53\u7cfb\u7edf\u7684\u54cd\u5e94\u901f\u5ea6，\u589e\u5f3a\u4e86\u7cfb\u7edf\u7a33\u5b9a\u6027，\u786e\u4fdd\u5728\u9ad8\u8d1f\u8f7d\u60c5\u51b5\u4e0b\u7cfb\u7edf\u7684\u7a33\u5b9a\u8fd0\u884c\u3002\u5728\u4e00\u4e2a\u9ad8\u5e76\u53d1\u7684\u6d88\u606f\u5904\u7406\u7cfb\u7edf\u4e2d，\u5927\u91cf\u7684 Consumer \u540c\u65f6\u4ece Kafka \u96c6\u7fa4\u62c9\u53d6\u6d88\u606f，\u5982\u679c\u6ca1\u6709\u96f6\u62f7\u8d1d\u6280\u672f，CPU \u5f88\u5bb9\u6613\u6210\u4e3a\u6027\u80fd\u74f6\u9888，\u5bfc\u81f4\u7cfb\u7edf\u54cd\u5e94\u53d8\u6162\u3002\u800c\u901a\u8fc7\u96f6\u62f7\u8d1d\u6280\u672f，Kafka \u53ef\u4ee5\u9ad8\u6548\u5730\u5904\u7406\u8fd9\u4e9b\u8bf7\u6c42，\u4fdd\u8bc1\u7cfb\u7edf\u7684\u9ad8\u6027\u80fd\u8fd0\u884c\u3002<\/p>\n

    \u4e94\u3001\u5206\u5c42\u5b58\u50a8\u7b56\u7565<\/h2>\n

    5.1 \u51b7\u70ed\u6570\u636e\u7684\u754c\u5b9a\u200b<\/h4>\n

    \u5728 Kafka \u7684\u591a\u8282\u70b9\u96c6\u7fa4\u73af\u5883\u4e2d，\u70ed\u6570\u636e\u4e0e\u51b7\u6570\u636e\u6709\u7740\u660e\u786e\u7684\u533a\u5206\u3002\u70ed\u6570\u636e\u662f\u6307\u90a3\u4e9b\u88ab\u6444\u5165 Kafka \u4e3b\u9898\u540e，\u8fc5\u901f\u901a\u8fc7\u5404\u79cd\u6570\u636e\u7ba1\u9053，\u5230\u8fbe\u4e0b\u6e38\u5e94\u7528\u7a0b\u5e8f，\u5e76\u88ab\u9891\u7e41\u68c0\u7d22\u7684\u6570\u636e\u3002\u4ee5\u70bc\u6cb9\u5382\u7684\u751f\u4ea7\u76d1\u63a7\u7cfb\u7edf\u4e3a\u4f8b，\u5404\u7c7b\u5173\u952e\u8bbe\u5907\u4e0a\u7684\u7269\u8054\u7f51\u4f20\u611f\u5668\u4f1a\u5b9e\u65f6\u4ea7\u751f\u5927\u91cf\u7684\u4e8b\u4ef6\u6570\u636e，\u5982\u8bbe\u5907\u7684\u6e29\u5ea6\u3001\u538b\u529b\u3001\u8f6c\u901f\u7b49\u53c2\u6570\u3002\u8fd9\u4e9b\u6570\u636e\u5bf9\u4e8e\u5b9e\u65f6\u76d1\u63a7\u8bbe\u5907\u8fd0\u884c\u72b6\u6001\u3001\u53ca\u65f6\u53d1\u73b0\u6f5c\u5728\u6545\u969c\u81f3\u5173\u91cd\u8981，\u56e0\u6b64\u5c5e\u4e8e\u70ed\u6570\u636e\u3002\u4e0b\u6e38\u5e94\u7528\u7a0b\u5e8f\u9700\u8981\u5feb\u901f\u83b7\u53d6\u8fd9\u4e9b\u6570\u636e，\u4ee5\u4fbf\u8fdb\u884c\u5b9e\u65f6\u5206\u6790\u548c\u51b3\u7b56\u3002\u4e00\u65e6\u8bbe\u5907\u6e29\u5ea6\u8d85\u51fa\u6b63\u5e38\u8303\u56f4，\u7cfb\u7edf\u80fd\u591f\u7acb\u5373\u53d1\u51fa\u8b66\u62a5，\u63d0\u9192\u64cd\u4f5c\u4eba\u5458\u91c7\u53d6\u76f8\u5e94\u63aa\u65bd，\u907f\u514d\u8bbe\u5907\u635f\u574f\u6216\u751f\u4ea7\u4e8b\u6545\u7684\u53d1\u751f\u3002\u200b<\/p>\n

    \u51b7\u6570\u636e\u5219\u662f\u6307\u540c\u6837\u88ab\u6444\u5165 Kafka \u4e3b\u9898，\u4f46\u4e0b\u6e38\u5e94\u7528\u7a0b\u5e8f\u8f83\u5c11\u8bbf\u95ee\u7684\u6570\u636e\u3002\u4f8b\u5982，\u5728\u7535\u5b50\u5546\u52a1\u5e94\u7528\u4e2d，\u4ece\u7b2c\u4e09\u65b9\u4ed3\u5e93\u7cfb\u7edf\u6444\u5165\u7684\u4ea7\u54c1\u6570\u91cf\u7b49\u5e93\u5b58\u66f4\u65b0\u6570\u636e，\u867d\u7136\u5bf9\u4e8e\u4e1a\u52a1\u8fd0\u8425\u4e5f\u5f88\u91cd\u8981，\u4f46\u8bbf\u95ee\u9891\u7387\u76f8\u5bf9\u8f83\u4f4e\u3002\u8fd9\u4e9b\u6570\u636e\u53ef\u80fd\u7528\u4e8e\u5b9a\u671f\u7684\u5e93\u5b58\u76d8\u70b9\u3001\u9500\u552e\u6570\u636e\u5206\u6790\u7b49，\u4f46\u4e0d\u9700\u8981\u5b9e\u65f6\u83b7\u53d6\u3002\u5728\u4fc3\u9500\u6d3b\u52a8\u671f\u95f4，\u8ba2\u5355\u6570\u636e\u5c5e\u4e8e\u70ed\u6570\u636e，\u9700\u8981\u5b9e\u65f6\u5904\u7406\u548c\u5206\u6790，\u4ee5\u6ee1\u8db3\u7528\u6237\u7684\u8d2d\u7269\u9700\u6c42\u548c\u5546\u5bb6\u7684\u8fd0\u8425\u51b3\u7b56\u3002\u800c\u5e93\u5b58\u66f4\u65b0\u6570\u636e\u5728\u5e73\u65f6\u7684\u8bbf\u95ee\u9891\u7387\u8f83\u4f4e，\u5c5e\u4e8e\u51b7\u6570\u636e\u3002\u5c06\u51b7\u6570\u636e\u4ece Kafka \u96c6\u7fa4\u4e2d\u79fb\u51fa，\u5b58\u50a8\u5230\u6210\u672c\u6548\u76ca\u66f4\u9ad8\u7684\u5b58\u50a8\u89e3\u51b3\u65b9\u6848\u4e2d，\u53ef\u4ee5\u6709\u6548\u964d\u4f4e\u5b58\u50a8\u6210\u672c，\u63d0\u9ad8\u5b58\u50a8\u8d44\u6e90\u7684\u5229\u7528\u7387\u3002\u200b<\/p>\n

    5.2 \u5206\u5c42\u5b58\u50a8\u5b9e\u73b0\u65b9\u5f0f\u200b<\/h4>\n

    \u4e3a\u4e86\u5b9e\u73b0\u51b7\u70ed\u6570\u636e\u7684\u5206\u5c42\u5b58\u50a8，Kafka \u63d0\u4f9b\u4e86\u7075\u6d3b\u7684\u914d\u7f6e\u65b9\u5f0f\u3002\u5728 Kafka \u96c6\u7fa4\u4e2d，\u6211\u4eec\u53ef\u4ee5\u5c06\u6570\u636e\u5c42\u5212\u5206\u4e3a\u70ed\u6570\u636e\u5c42\u548c\u51b7\u6570\u636e\u5c42\u3002\u5bf9\u4e8e\u70ed\u6570\u636e\u5c42，\u7531\u4e8e\u9700\u8981\u5feb\u901f\u68c0\u7d22\u6570\u636e，\u901a\u5e38\u4f1a\u4f7f\u7528\u9ad8\u6027\u80fd\u5b58\u50a8\u9009\u9879，\u5982 NVMe（\u975e\u6613\u5931\u6027\u5185\u5b58\u8868\u8fbe）\u6216 SSD（\u56fa\u6001\u786c\u76d8）\u3002\u8fd9\u4e9b\u5b58\u50a8\u8bbe\u5907\u5177\u6709\u9ad8\u901f\u8bfb\u5199\u7684\u7279\u70b9，\u80fd\u591f\u6ee1\u8db3\u70ed\u6570\u636e\u5bf9\u5b9e\u65f6\u6027\u7684\u8981\u6c42\u3002\u800c\u5bf9\u4e8e\u51b7\u6570\u636e\u5c42，\u53ef\u6269\u5c55\u7684\u4e91\u5b58\u50a8\u670d\u52a1，\u5982 Amazon S3，\u5219\u662f\u7406\u60f3\u7684\u9009\u62e9\u3002\u4e91\u5b58\u50a8\u5177\u6709\u6210\u672c\u4f4e\u3001\u5bb9\u91cf\u5927\u7684\u4f18\u52bf，\u9002\u5408\u5b58\u50a8\u8bbf\u95ee\u9891\u7387\u8f83\u4f4e\u7684\u51b7\u6570\u636e\u3002\u200b<\/p>\n

    \u5728 Kafka \u7684server.properties\u6587\u4ef6\u4e2d，\u53ef\u4ee5\u8fdb\u884c\u76f8\u5173\u914d\u7f6e\u3002\u9996\u5148，\u4e3a\u4e86\u66f4\u597d\u5730\u63a7\u5236\u4e3b\u9898\u914d\u7f6e，\u6211\u4eec\u53ef\u4ee5\u7981\u7528\u81ea\u52a8\u521b\u5efa\u4e3b\u9898\u3002\u5728server.properties\u6587\u4ef6\u4e2d\u6dfb\u52a0auto.create.topics.enable=false，\u8fd9\u6837\u5f53\u4e3b\u9898\u4e0d\u5b58\u5728\u65f6，Kafka \u4e0d\u4f1a\u81ea\u52a8\u521b\u5efa，\u800c\u662f\u9700\u8981\u6211\u4eec\u624b\u52a8\u521b\u5efa\u5e76\u8fdb\u884c\u914d\u7f6e\u3002\u7136\u540e，\u66f4\u65b0log.dirs\u5c5e\u6027，\u6307\u5411\u63d0\u4f9b\u9ad8\u901f\u8bbf\u95ee\u7684\u5b58\u50a8\u8bbe\u5907\u4f4d\u7f6e，\u4f8b\u5982log.dirs=\/path\/to\/SSD or \/ NVMe devices for hot tier，\u5c06\u70ed\u6570\u636e\u5b58\u50a8\u5728 SSD \u6216 NVMe \u8bbe\u5907\u4e0a，\u4ee5\u786e\u4fdd\u5feb\u901f\u8bbf\u95ee\u3002\u5bf9\u4e8e\u70ed\u6570\u636e\u5c42\u7684\u4e3b\u9898，\u53ef\u4ee5\u4f7f\u7528–config\u9009\u9879\u8fdb\u884c\u914d\u7f6e，\u5982topic.config.my_topic_for_hot_tier= log.dirs=\/path\/to\/SSD or NVMe devices for hot tier，\u5c06\u7279\u5b9a\u4e3b\u9898\u7684\u70ed\u6570\u636e\u5b58\u50a8\u5728\u6307\u5b9a\u7684\u9ad8\u6027\u80fd\u5b58\u50a8\u8bbe\u5907\u4e0a\u3002\u540c\u65f6，\u6839\u636e\u5b9e\u9645\u4f7f\u7528\u6848\u4f8b\u548c\u9700\u6c42，\u8fd8\u53ef\u4ee5\u8c03\u6574\u5176\u4ed6\u952e\u503c\u5bf9，\u5982log.retention.hours（\u65e5\u5fd7\u4fdd\u7559\u5c0f\u65f6\u6570），\u63a7\u5236\u70ed\u6570\u636e\u7684\u4fdd\u7559\u65f6\u95f4；default.replication.factor（\u9ed8\u8ba4\u590d\u5236\u56e0\u5b50），\u8bbe\u7f6e\u70ed\u6570\u636e\u7684\u526f\u672c\u6570\u91cf，\u4ee5\u4fdd\u8bc1\u6570\u636e\u7684\u53ef\u9760\u6027；log.segment.bytes（\u65e5\u5fd7\u6bb5\u5b57\u8282\u6570），\u63a7\u5236\u70ed\u6570\u636e\u65e5\u5fd7\u6bb5\u7684\u5927\u5c0f\u3002\u200b<\/p>\n

    \u5bf9\u4e8e\u51b7\u6570\u636e\u5c42，\u914d\u7f6e\u65b9\u5f0f\u6709\u4e24\u79cd\u3002\u4e00\u79cd\u662f\u4f7f\u7528 Confluent \u5185\u7f6e\u7684 Amazon S3 Sink \u8fde\u63a5\u5668，\u5b83\u80fd\u591f\u5c06\u6570\u636e\u4ece Apache Kafka\u00ae \u4e3b\u9898\u5bfc\u51fa\u81f3 S3 \u5bf9\u8c61，\u652f\u6301 Avro\u3001JSON \u6216\u8005 Bytes \u683c\u5f0f\u3002\u901a\u8fc7\u5b9a\u671f\u4ece Kafka \u4e2d\u8f6e\u8be2\u6570\u636e，\u5e76\u5c06\u5176\u4e0a\u4f20\u81f3 S3，\u5b9e\u73b0\u51b7\u6570\u636e\u7684\u5b58\u50a8\u3002\u5728\u4ece\u6307\u5b9a\u4e3b\u9898\u6d88\u8d39\u8bb0\u5f55\u5e76\u5c06\u8fd9\u4e9b\u8bb0\u5f55\u7ec4\u7ec7\u5230\u4e0d\u540c\u5206\u533a\u540e，Amazon S3 Sink \u8fde\u63a5\u5668\u4f1a\u628a\u6bcf\u4e2a\u5206\u533a\u7684\u8bb0\u5f55\u6279\u6b21\u53d1\u9001\u5230\u4e00\u4e2a\u6587\u4ef6\u4e2d，\u968f\u540e\u8be5\u6587\u4ef6\u4f1a\u88ab\u4e0a\u4f20\u5230 S3 \u5b58\u50a8\u6876\u3002\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528confluent connect plugin install\u547d\u4ee4\u6765\u5b89\u88c5\u8fd9\u4e2a\u8fde\u63a5\u5668，\u6216\u8005\u624b\u52a8\u4e0b\u8f7d ZIP \u6587\u4ef6，\u5e76\u5728\u96c6\u7fa4\u4e2d\u8fd0\u884c Connect \u7684\u6bcf\u53f0\u673a\u5668\u4e0a\u5b89\u88c5\u8be5\u8fde\u63a5\u5668\u3002\u53e6\u4e00\u79cd\u65b9\u5f0f\u662f\u5728 Kafka \u7684server.properties\u6587\u4ef6\u4e2d\u76f4\u63a5\u914d\u7f6e Amazon S3 \u5b58\u50a8\u6876\u3002\u9996\u5148，\u66f4\u65b0log.dirs\u5c5e\u6027，\u6307\u5411 S3 \u5b58\u50a8\u4f4d\u7f6e，\u4f8b\u5982log.dirs=\/path\/to\/S3 bucket，\u5e76\u786e\u4fdd\u4e3a Kafka \u8bbe\u7f6e\u4e86\u6240\u6709\u5fc5\u8981\u7684 AWS \u51ed\u636e\u548c\u6743\u9650，\u4ee5\u4fbf\u5199\u5165\u6307\u5b9a\u7684 S3 \u5b58\u50a8\u6876\u3002\u7136\u540e，\u4f7f\u7528\u5185\u7f6e\u811a\u672c\u6765\u521b\u5efa\u4e00\u4e2a\u5c06\u4f7f\u7528\u51b7\u5c42（S3）\u7684\u4e3b\u9898，\u5982bin\/kafka-topics.sh –create –topic our_s3_cold_topic –partitions 5 –replication-factor 3 –config log.dirs=s3:\/\/our-s3-bucket\/path\/to\/cold\/tier –bootstrap-server <IP address of broker>:9092，\u521b\u5efa\u4e00\u4e2a\u4f7f\u7528 S3 \u5b58\u50a8\u51b7\u6570\u636e\u7684\u4e3b\u9898，\u5e76\u6839\u636e\u9700\u6c42\u548c S3 \u5b58\u50a8\u7684\u7279\u6027，\u8c03\u6574 Kafka \u4e2d\u7279\u5b9a\u4e8e\u51b7\u6570\u636e\u5c42\u7684\u914d\u7f6e，\u5982\u4fee\u6539server.properties\u4e2d\u7684log.retention.hours\u503c，\u63a7\u5236\u51b7\u6570\u636e\u7684\u4fdd\u7559\u65f6\u95f4\u3002\u200b<\/p>\n

    5.3 \u8fc7\u671f\u7b56\u7565\u8be6\u89e3\u200b<\/h4>\n

    Kafka \u63d0\u4f9b\u4e86\u4e00\u7cfb\u5217\u53c2\u6570\u6765\u63a7\u5236\u6d88\u606f\u7684\u8fc7\u671f\u7b56\u7565，\u8fd9\u4e9b\u53c2\u6570\u5bf9\u4e8e\u5408\u7406\u7ba1\u7406\u5b58\u50a8\u8d44\u6e90\u3001\u786e\u4fdd\u6570\u636e\u7684\u65f6\u6548\u6027\u81f3\u5173\u91cd\u8981\u3002\u4e3b\u8981\u7684\u8fc7\u671f\u7b56\u7565\u53c2\u6570\u5305\u62eclog.retention.hours\u3001log.retention.minutes\u3001log.retention.ms，\u5b83\u4eec\u5206\u522b\u4ee5\u5c0f\u65f6\u3001\u5206\u949f\u548c\u6beb\u79d2\u4e3a\u5355\u4f4d\u8bbe\u7f6e\u6d88\u606f\u7684\u4fdd\u7559\u65f6\u95f4\u3002log.retention.hours\u662f\u6700\u5e38\u7528\u7684\u53c2\u6570，\u9ed8\u8ba4\u503c\u4e3a 168 \u5c0f\u65f6（\u5373 7 \u5929），\u8868\u793a\u6d88\u606f\u5728 Kafka \u96c6\u7fa4\u4e2d\u6700\u591a\u4fdd\u7559 7 \u5929，\u8d85\u8fc7\u8fd9\u4e2a\u65f6\u95f4\u7684\u6d88\u606f\u5c06\u88ab\u5220\u9664\u3002\u5982\u679c\u6211\u4eec\u5c06log.retention.hours\u8bbe\u7f6e\u4e3a 24，\u90a3\u4e48\u6d88\u606f\u53ea\u4f1a\u4fdd\u7559 24 \u5c0f\u65f6，24 \u5c0f\u65f6\u540e，\u76f8\u5173\u7684\u65e5\u5fd7\u6bb5\u6587\u4ef6（\u5982\u679c\u5176\u4e2d\u7684\u6d88\u606f\u90fd\u8d85\u8fc7\u4e86\u4fdd\u7559\u65f6\u95f4）\u5c06\u88ab\u5f02\u6b65\u5220\u9664，\u4ee5\u91ca\u653e\u78c1\u76d8\u7a7a\u95f4\u3002\u200b<\/p>\n

    \u9664\u4e86\u57fa\u4e8e\u65f6\u95f4\u7684\u4fdd\u7559\u7b56\u7565，Kafka \u8fd8\u63d0\u4f9b\u4e86\u57fa\u4e8e\u5927\u5c0f\u7684\u4fdd\u7559\u7b56\u7565，\u901a\u8fc7log.retention.bytes\u53c2\u6570\u6765\u5b9a\u4e49\u6bcf\u4e2a\u65e5\u5fd7\u5206\u533a\u5141\u8bb8\u4f7f\u7528\u7684\u6700\u5927\u5b58\u50a8\u7a7a\u95f4\u3002\u5f53\u67d0\u4e2a\u65e5\u5fd7\u5206\u533a\u7684\u6d88\u606f\u6570\u636e\u5927\u5c0f\u8fbe\u5230\u6b64\u9650\u5236\u65f6，\u6700\u65e9\u7684\u6d88\u606f\u5c06\u88ab\u5220\u9664，\u4ee5\u786e\u4fdd\u5206\u533a\u5927\u5c0f\u4e0d\u8d85\u8fc7\u8bbe\u5b9a\u503c\u3002\u5728\u4e00\u4e2a\u5b58\u50a8\u8d44\u6e90\u6709\u9650\u7684 Kafka \u96c6\u7fa4\u4e2d，\u5982\u679c\u5c06log.retention.bytes\u8bbe\u7f6e\u4e3a 10GB，\u5f53\u67d0\u4e2a\u5206\u533a\u7684\u6d88\u606f\u6570\u636e\u7d2f\u8ba1\u8fbe\u5230 10GB \u65f6，Kafka \u4f1a\u5f00\u59cb\u5220\u9664\u6700\u65e9\u7684\u6d88\u606f，\u4ee5\u7ef4\u6301\u5206\u533a\u5927\u5c0f\u5728\u9650\u5236\u8303\u56f4\u5185\u3002\u200b<\/p>\n

    \u9700\u8981\u6ce8\u610f\u7684\u662f，\u65f6\u95f4\u548c\u5927\u5c0f\u9650\u5236\u662f\u4e92\u65a5\u7684，Kafka \u5c06\u4f9d\u636e\u9996\u5148\u6ee1\u8db3\u7684\u6761\u4ef6\u6765\u6e05\u7406\u65e5\u5fd7\u3002\u5982\u679c\u4e00\u4e2a\u65e5\u5fd7\u5206\u533a\u4e2d\u7684\u6d88\u606f\u5728\u8fbe\u5230\u4fdd\u7559\u65f6\u95f4\u4e4b\u524d\u5c31\u5df2\u7ecf\u4f7f\u5206\u533a\u5927\u5c0f\u8d85\u8fc7\u4e86log.retention.bytes\u7684\u9650\u5236，\u90a3\u4e48 Kafka \u4f1a\u4f18\u5148\u6839\u636e\u5927\u5c0f\u9650\u5236\u5220\u9664\u6700\u65e9\u7684\u6d88\u606f；\u53cd\u4e4b，\u5982\u679c\u6d88\u606f\u5148\u8fbe\u5230\u4fdd\u7559\u65f6\u95f4，\u800c\u5206\u533a\u5927\u5c0f\u5c1a\u672a\u8d85\u8fc7\u9650\u5236，\u90a3\u4e48 Kafka \u4f1a\u6839\u636e\u65f6\u95f4\u9650\u5236\u5220\u9664\u8fc7\u671f\u7684\u6d88\u606f\u3002\u901a\u8fc7\u5408\u7406\u8bbe\u7f6e\u8fd9\u4e9b\u8fc7\u671f\u7b56\u7565\u53c2\u6570，\u6211\u4eec\u53ef\u4ee5\u6839\u636e\u4e1a\u52a1\u9700\u6c42，\u5728\u5b58\u50a8\u6210\u672c\u548c\u6570\u636e\u4fdd\u7559\u65f6\u95f4\u4e4b\u95f4\u627e\u5230\u5e73\u8861，\u786e\u4fdd Kafka \u96c6\u7fa4\u80fd\u591f\u9ad8\u6548\u3001\u7a33\u5b9a\u5730\u8fd0\u884c\u3002\u200b<\/p>\n

    \u516d\u3001\u603b\u7ed3<\/h2>\n

    Kafka \u7684\u5b58\u50a8\u4e0e\u7d22\u5f15\u673a\u5236\u662f\u5176\u80fd\u591f\u5728\u5927\u6570\u636e\u9886\u57df\u5927\u653e\u5f02\u5f69\u7684\u5173\u952e\u6240\u5728\u3002\u65e5\u5fd7\u5206\u6bb5\u673a\u5236\u5c06\u5927\u6587\u4ef6\u5206\u5272\u6210\u5c0f\u6587\u4ef6，\u7ed3\u5408\u504f\u79fb\u91cf\u7d22\u5f15\u548c\u65f6\u95f4\u7d22\u5f15，\u5b9e\u73b0\u4e86\u9ad8\u6548\u7684\u6d88\u606f\u5b58\u50a8\u4e0e\u5feb\u901f\u5b9a\u4f4d；\u96f6\u62f7\u8d1d\u6280\u672f\u901a\u8fc7\u51cf\u5c11\u6570\u636e\u62f7\u8d1d\u548c CPU \u53c2\u4e0e，\u6781\u5927\u5730\u63d0\u5347\u4e86\u6570\u636e\u4f20\u8f93\u6548\u7387；\u5206\u5c42\u5b58\u50a8\u7b56\u7565\u5408\u7406\u533a\u5206\u51b7\u70ed\u6570\u636e，\u964d\u4f4e\u4e86\u5b58\u50a8\u6210\u672c，\u540c\u65f6\u8fc7\u671f\u7b56\u7565\u6709\u6548\u7ba1\u7406\u4e86\u5b58\u50a8\u8d44\u6e90，\u786e\u4fdd\u6570\u636e\u7684\u65f6\u6548\u6027\u3002\u200b<\/p>\n","protected":false},"excerpt":{"rendered":"

    \u6587\u7ae0\u6d4f\u89c8\u9605\u8bfb836\u6b21\uff0c\u70b9\u8d5e5\u6b21\uff0c\u6536\u85cf6\u6b21\u3002Kafka \u7684\u5b58\u50a8\u4e0e\u7d22\u5f15\u673a\u5236\u662f\u5176\u80fd\u591f\u5728\u5927\u6570\u636e\u9886\u57df\u5927\u653e\u5f02\u5f69\u7684\u5173\u952e\u6240\u5728\u3002\u65e5\u5fd7\u5206\u6bb5\u673a\u5236\u5c06\u5927\u6587\u4ef6\u5206\u5272\u6210\u5c0f\u6587\u4ef6\uff0c\u7ed3\u5408\u504f\u79fb\u91cf\u7d22\u5f15\u548c\u65f6\u95f4\u7d22\u5f15\uff0c\u5b9e\u73b0\u4e86\u9ad8\u6548\u7684\u6d88\u606f\u5b58\u50a8\u4e0e\u5feb\u901f\u5b9a\u4f4d\uff1b\u96f6\u62f7\u8d1d\u6280\u672f\u901a\u8fc7\u51cf\u5c11\u6570\u636e\u62f7\u8d1d\u548c CPU \u53c2\u4e0e\uff0c\u6781\u5927\u5730\u63d0\u5347\u4e86\u6570\u636e\u4f20\u8f93\u6548\u7387\uff1b\u5206\u5c42\u5b58\u50a8\u7b56\u7565\u5408\u7406\u533a\u5206\u51b7\u70ed\u6570\u636e\uff0c\u964d\u4f4e\u4e86\u5b58\u50a8\u6210\u672c\uff0c\u540c\u65f6\u8fc7\u671f\u7b56\u7565\u6709\u6548\u7ba1\u7406\u4e86\u5b58\u50a8\u8d44\u6e90\uff0c\u786e\u4fdd\u6570\u636e\u7684\u65f6\u6548\u6027\u3002\u200b\u3002<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[1114,664],"topic":[],"class_list":["post-44386","post","type-post","status-publish","format-standard","hentry","category-server","tag-kafka","tag-664"],"yoast_head":"\nKafka\u7684\u5b58\u50a8\u4e0e\u7d22\u5f15\uff1a\u6570\u636e\u5904\u7406\u7684\u5e95\u5c42\u5965\u79d8 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.wsisp.com\/helps\/44386.html\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Kafka\u7684\u5b58\u50a8\u4e0e\u7d22\u5f15\uff1a\u6570\u636e\u5904\u7406\u7684\u5e95\u5c42\u5965\u79d8 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\" \/>\n<meta property=\"og:description\" content=\"\u6587\u7ae0\u6d4f\u89c8\u9605\u8bfb836\u6b21\uff0c\u70b9\u8d5e5\u6b21\uff0c\u6536\u85cf6\u6b21\u3002Kafka \u7684\u5b58\u50a8\u4e0e\u7d22\u5f15\u673a\u5236\u662f\u5176\u80fd\u591f\u5728\u5927\u6570\u636e\u9886\u57df\u5927\u653e\u5f02\u5f69\u7684\u5173\u952e\u6240\u5728\u3002\u65e5\u5fd7\u5206\u6bb5\u673a\u5236\u5c06\u5927\u6587\u4ef6\u5206\u5272\u6210\u5c0f\u6587\u4ef6\uff0c\u7ed3\u5408\u504f\u79fb\u91cf\u7d22\u5f15\u548c\u65f6\u95f4\u7d22\u5f15\uff0c\u5b9e\u73b0\u4e86\u9ad8\u6548\u7684\u6d88\u606f\u5b58\u50a8\u4e0e\u5feb\u901f\u5b9a\u4f4d\uff1b\u96f6\u62f7\u8d1d\u6280\u672f\u901a\u8fc7\u51cf\u5c11\u6570\u636e\u62f7\u8d1d\u548c CPU \u53c2\u4e0e\uff0c\u6781\u5927\u5730\u63d0\u5347\u4e86\u6570\u636e\u4f20\u8f93\u6548\u7387\uff1b\u5206\u5c42\u5b58\u50a8\u7b56\u7565\u5408\u7406\u533a\u5206\u51b7\u70ed\u6570\u636e\uff0c\u964d\u4f4e\u4e86\u5b58\u50a8\u6210\u672c\uff0c\u540c\u65f6\u8fc7\u671f\u7b56\u7565\u6709\u6548\u7ba1\u7406\u4e86\u5b58\u50a8\u8d44\u6e90\uff0c\u786e\u4fdd\u6570\u636e\u7684\u65f6\u6548\u6027\u3002\u200b\u3002\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.wsisp.com\/helps\/44386.html\" \/>\n<meta property=\"og:site_name\" content=\"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\" \/>\n<meta property=\"article:published_time\" content=\"2025-06-18T09:17:44+00:00\" \/>\n<meta name=\"author\" content=\"admin\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u4f5c\u8005\" \/>\n\t<meta name=\"twitter:data1\" content=\"admin\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4\" \/>\n\t<meta name=\"twitter:data2\" content=\"5 \u5206\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/44386.html\",\"url\":\"https:\/\/www.wsisp.com\/helps\/44386.html\",\"name\":\"Kafka\u7684\u5b58\u50a8\u4e0e\u7d22\u5f15\uff1a\u6570\u636e\u5904\u7406\u7684\u5e95\u5c42\u5965\u79d8 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\",\"isPartOf\":{\"@id\":\"https:\/\/www.wsisp.com\/helps\/#website\"},\"datePublished\":\"2025-06-18T09:17:44+00:00\",\"dateModified\":\"2025-06-18T09:17:44+00:00\",\"author\":{\"@id\":\"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/358e386c577a3ab51c4493330a20ad41\"},\"breadcrumb\":{\"@id\":\"https:\/\/www.wsisp.com\/helps\/44386.html#breadcrumb\"},\"inLanguage\":\"zh-Hans\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.wsisp.com\/helps\/44386.html\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/44386.html#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"\u9996\u9875\",\"item\":\"https:\/\/www.wsisp.com\/helps\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Kafka\u7684\u5b58\u50a8\u4e0e\u7d22\u5f15\uff1a\u6570\u636e\u5904\u7406\u7684\u5e95\u5c42\u5965\u79d8\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/#website\",\"url\":\"https:\/\/www.wsisp.com\/helps\/\",\"name\":\"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\",\"description\":\"\u9999\u6e2f\u670d\u52a1\u5668_\u9999\u6e2f\u4e91\u670d\u52a1\u5668\u8d44\u8baf_\u670d\u52a1\u5668\u5e2e\u52a9\u6587\u6863_\u670d\u52a1\u5668\u6559\u7a0b\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.wsisp.com\/helps\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"zh-Hans\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/358e386c577a3ab51c4493330a20ad41\",\"name\":\"admin\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"zh-Hans\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/gravatar.wp-china-yes.net\/avatar\/?s=96&d=mystery\",\"contentUrl\":\"https:\/\/gravatar.wp-china-yes.net\/avatar\/?s=96&d=mystery\",\"caption\":\"admin\"},\"sameAs\":[\"http:\/\/wp.wsisp.com\"],\"url\":\"https:\/\/www.wsisp.com\/helps\/author\/admin\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Kafka\u7684\u5b58\u50a8\u4e0e\u7d22\u5f15\uff1a\u6570\u636e\u5904\u7406\u7684\u5e95\u5c42\u5965\u79d8 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.wsisp.com\/helps\/44386.html","og_locale":"zh_CN","og_type":"article","og_title":"Kafka\u7684\u5b58\u50a8\u4e0e\u7d22\u5f15\uff1a\u6570\u636e\u5904\u7406\u7684\u5e95\u5c42\u5965\u79d8 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","og_description":"\u6587\u7ae0\u6d4f\u89c8\u9605\u8bfb836\u6b21\uff0c\u70b9\u8d5e5\u6b21\uff0c\u6536\u85cf6\u6b21\u3002Kafka \u7684\u5b58\u50a8\u4e0e\u7d22\u5f15\u673a\u5236\u662f\u5176\u80fd\u591f\u5728\u5927\u6570\u636e\u9886\u57df\u5927\u653e\u5f02\u5f69\u7684\u5173\u952e\u6240\u5728\u3002\u65e5\u5fd7\u5206\u6bb5\u673a\u5236\u5c06\u5927\u6587\u4ef6\u5206\u5272\u6210\u5c0f\u6587\u4ef6\uff0c\u7ed3\u5408\u504f\u79fb\u91cf\u7d22\u5f15\u548c\u65f6\u95f4\u7d22\u5f15\uff0c\u5b9e\u73b0\u4e86\u9ad8\u6548\u7684\u6d88\u606f\u5b58\u50a8\u4e0e\u5feb\u901f\u5b9a\u4f4d\uff1b\u96f6\u62f7\u8d1d\u6280\u672f\u901a\u8fc7\u51cf\u5c11\u6570\u636e\u62f7\u8d1d\u548c CPU \u53c2\u4e0e\uff0c\u6781\u5927\u5730\u63d0\u5347\u4e86\u6570\u636e\u4f20\u8f93\u6548\u7387\uff1b\u5206\u5c42\u5b58\u50a8\u7b56\u7565\u5408\u7406\u533a\u5206\u51b7\u70ed\u6570\u636e\uff0c\u964d\u4f4e\u4e86\u5b58\u50a8\u6210\u672c\uff0c\u540c\u65f6\u8fc7\u671f\u7b56\u7565\u6709\u6548\u7ba1\u7406\u4e86\u5b58\u50a8\u8d44\u6e90\uff0c\u786e\u4fdd\u6570\u636e\u7684\u65f6\u6548\u6027\u3002\u200b\u3002","og_url":"https:\/\/www.wsisp.com\/helps\/44386.html","og_site_name":"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","article_published_time":"2025-06-18T09:17:44+00:00","author":"admin","twitter_card":"summary_large_image","twitter_misc":{"\u4f5c\u8005":"admin","\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4":"5 \u5206"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/www.wsisp.com\/helps\/44386.html","url":"https:\/\/www.wsisp.com\/helps\/44386.html","name":"Kafka\u7684\u5b58\u50a8\u4e0e\u7d22\u5f15\uff1a\u6570\u636e\u5904\u7406\u7684\u5e95\u5c42\u5965\u79d8 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","isPartOf":{"@id":"https:\/\/www.wsisp.com\/helps\/#website"},"datePublished":"2025-06-18T09:17:44+00:00","dateModified":"2025-06-18T09:17:44+00:00","author":{"@id":"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/358e386c577a3ab51c4493330a20ad41"},"breadcrumb":{"@id":"https:\/\/www.wsisp.com\/helps\/44386.html#breadcrumb"},"inLanguage":"zh-Hans","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.wsisp.com\/helps\/44386.html"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/www.wsisp.com\/helps\/44386.html#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"\u9996\u9875","item":"https:\/\/www.wsisp.com\/helps"},{"@type":"ListItem","position":2,"name":"Kafka\u7684\u5b58\u50a8\u4e0e\u7d22\u5f15\uff1a\u6570\u636e\u5904\u7406\u7684\u5e95\u5c42\u5965\u79d8"}]},{"@type":"WebSite","@id":"https:\/\/www.wsisp.com\/helps\/#website","url":"https:\/\/www.wsisp.com\/helps\/","name":"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3","description":"\u9999\u6e2f\u670d\u52a1\u5668_\u9999\u6e2f\u4e91\u670d\u52a1\u5668\u8d44\u8baf_\u670d\u52a1\u5668\u5e2e\u52a9\u6587\u6863_\u670d\u52a1\u5668\u6559\u7a0b","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.wsisp.com\/helps\/?s={search_term_string}"},"query-input":"required name=search_term_string"}],"inLanguage":"zh-Hans"},{"@type":"Person","@id":"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/358e386c577a3ab51c4493330a20ad41","name":"admin","image":{"@type":"ImageObject","inLanguage":"zh-Hans","@id":"https:\/\/www.wsisp.com\/helps\/#\/schema\/person\/image\/","url":"https:\/\/gravatar.wp-china-yes.net\/avatar\/?s=96&d=mystery","contentUrl":"https:\/\/gravatar.wp-china-yes.net\/avatar\/?s=96&d=mystery","caption":"admin"},"sameAs":["http:\/\/wp.wsisp.com"],"url":"https:\/\/www.wsisp.com\/helps\/author\/admin"}]}},"_links":{"self":[{"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/posts\/44386","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/comments?post=44386"}],"version-history":[{"count":0,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/posts\/44386\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/media?parent=44386"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/categories?post=44386"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/tags?post=44386"},{"taxonomy":"topic","embeddable":true,"href":"https:\/\/www.wsisp.com\/helps\/wp-json\/wp\/v2\/topic?post=44386"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}