{"id":46921,"date":"2023-02-04T22:57:52","date_gmt":"2023-12-28T20:54:37","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/apache-kafka%e7%9a%84%e6%8e%a8%e8%8d%90%e9%85%8d%e7%bd%ae%e5%92%8c%e6%80%a7%e8%83%bd%e4%bc%b0%e7%ae%97%e6%96%b9%e6%b3%95\/"},"modified":"2024-04-29T13:08:44","modified_gmt":"2024-04-29T05:08:44","slug":"apache-kafka%e7%9a%84%e6%8e%a8%e8%8d%90%e9%85%8d%e7%bd%ae%e5%92%8c%e6%80%a7%e8%83%bd%e4%bc%b0%e7%ae%97%e6%96%b9%e6%b3%95","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/apache-kafka%e7%9a%84%e6%8e%a8%e8%8d%90%e9%85%8d%e7%bd%ae%e5%92%8c%e6%80%a7%e8%83%bd%e4%bc%b0%e7%ae%97%e6%96%b9%e6%b3%95\/","title":{"rendered":"Apache Kafka\u7684\u63a8\u8350\u914d\u7f6e\u548c\u6027\u80fd\u4f30\u7b97\u65b9\u6cd5"},"content":{"rendered":"<p>\u65e5\u671f\uff1a2018\u5e7410\u670812\u65e5<br \/>\n\u4f5c\u8005\uff1a\u4f0a\u85e4\u96c5\u535a\uff0c\u65e5\u7acb\u5236\u4f5c\u682a\u5f0f\u4f1a\u793e<\/p>\n<h1>\u9996\u5148<\/h1>\n<p>\u8fd9\u7bc7\u5e16\u5b50\u4ecb\u7ecd\u4e86\u57282017\u5e74\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9\u30ab\u30f3\u30d5\u30a1\u30ec\u30f3\u30b9.Enterprise\u4e2d\u6240\u505a\u7684\u6f14\u8bb2\u201c\u76ee\u6807\uff01\u6210\u4e3aKafka\u4e13\u5bb6-\u5982\u4f55\u5728Apache Kafka\u4e2d\u8fbe\u5230\u6700\u4f73\u6027\u80fd\u201d\u7684\u7814\u7a76\u5185\u5bb9\uff08\u603b\u51718\u6b21\u53d1\u8868\uff09\u3002\u672c\u5e16\u5b50\u7684\u5185\u5bb9\u57fa\u4e8eKafka 0.11.0\u7248\u672c\u53d1\u5e03\u4e8e2017\u5e746\u6708\u7684\u60c5\u51b5\u3002<\/p>\n<p>\u672c\u6b21\u662f\u7b2c\u4e09\u6b21\u7684\u4f1a\u8bae\uff0c\u6211\u4eec\u5c06\u4ecb\u7ecdKafka\u7684\u63a8\u8350\u7cfb\u7edf\u914d\u7f6e\u4ee5\u53ca\u7f51\u7edc\u548c\u78c1\u76d8\u6027\u80fd\u7684\u4f30\u7b97\u65b9\u6cd5\u3002<\/p>\n<p>\u6295\u7a3f\u4e00\u89a7\uff1a<br \/>\n1. Apache Kafka\u6982\u89c8\u4e0e\u67b6\u6784<br \/>\n2. Apache Kafka Producer\/Broker\/Consumer\u673a\u5236\u4e0e\u914d\u7f6e\u5217\u8868<br \/>\n3. Apache Kafka\u63a8\u8350\u914d\u7f6e\u4e0e\u6027\u80fd\u4f30\u7b97\u65b9\u6cd5\uff08\u672c\u6295\u7a3f\uff09<br \/>\n4. Apache Kafka\u6027\u80fd\u9a8c\u8bc1\uff081\uff09\uff1a\u9a8c\u8bc1\u73af\u5883\u4e0e\u53c2\u6570\u8c03\u4f18\u5185\u5bb9<br \/>\n5. Apache Kafka\u6027\u80fd\u9a8c\u8bc1\uff082\uff09\uff1aProducer\u8c03\u4f18\u7ed3\u679c<br \/>\n6. Apache Kafka\u6027\u80fd\u9a8c\u8bc1\uff083\uff09\uff1aBroker\u8c03\u4f18\u7ed3\u679c<br \/>\n7. Apache Kafka\u6027\u80fd\u9a8c\u8bc1\uff084\uff09\uff1aProducer\u518d\u8c03\u4f18\u53caConsumer\u8c03\u4f18\u7ed3\u679c<br \/>\n8. Apache Kafka\u6027\u80fd\u9a8c\u8bc1\uff085\uff09\uff1a\u7cfb\u7edf\u6574\u4f53\u5ef6\u8fdf\u76f8\u5173<\/p>\n<h1>\u786c\u4ef6\u914d\u7f6e<\/h1>\n<p>\u4ee5\u4e0b\u662f\u5173\u4e8eBroker\u8282\u70b9\u548cZooKeeper\u8282\u70b9\u63a8\u8350\u7684\u786c\u4ef6\u89c4\u683c\u8bf4\u660e\u3002\u503c\u5f97\u6ce8\u610f\u7684\u662f\uff0cProducer\u548cConsumer\u662f\u7528\u4e8e\u53d1\u9001\u548c\u63a5\u6536\u7684\u5e93\uff0c\u6240\u9700\u89c4\u683c\u53d6\u51b3\u4e8e\u4f7f\u7528\u5e93\u7684\u7528\u6237\u5e94\u7528\u7a0b\u5e8f\uff0c\u56e0\u6b64\u5728\u8fd9\u91cc\u4e0d\u505a\u8bf4\u660e\u3002<\/p>\n<h2>\u7ecf\u7eaa\u4eba<\/h2>\n<p>\u4ee5\u4e0b\u662fBroker\u4f7f\u7528\u8282\u70b9\u7684\u63a8\u8350\u786c\u4ef6\u89c4\u683c\u3002<\/p>\n<p>\u53f0\u6570\uff1a4\u53f0\u4ee5\u4e0a<\/p>\n<p>\u30c7\u30fc\u30bf\u306e\u8010\u4e45\u6027\u3092\u8003\u616e\u3059\u308b\u3068Replica\u3092\u6700\u4f4e3\u500b\u306f\u78ba\u4fdd\u3057\u305f\u3044\u3002Broker\u30ce\u30fc\u30c9\u304c4\u53f0\u4ee5\u4e0a\u3042\u308c\u3070\u30011\u53f0\u304c\u6545\u969c\u3057\u3066\u3082\u3001\u305d\u306eBroker\u4e0a\u306eReplica\u306f\u5225\u306eBroker\u4e0a\u306b\u518d\u69cb\u7bc9\u3055\u308c\u308b\u305f\u3081\u30013\u500b\u306eReplica\u3092\u7dad\u6301\u3067\u304d\u308b\u3002<\/p>\n<p>CPU\u30b3\u30a2\u6570\uff1a20\u30b3\u30a2\u4ee5\u4e0a<\/p>\n<p>Broker\u3067\u306f\u591a\u304f\u306e\u30b9\u30ec\u30c3\u30c9\u304c\u5b9f\u884c\u3055\u308c\u308b\u3002\u7279\u306b\u30ea\u30af\u30a8\u30b9\u30c8\u9001\u53d7\u4fe1\uff08\u30c7\u30d5\u30a9\u30eb\u30c8\u8a2d\u5b9a\u30673\u30b9\u30ec\u30c3\u30c9\uff09\u3001\u30ea\u30af\u30a8\u30b9\u30c8\u51e6\u7406\uff08\u30c7\u30d5\u30a9\u30eb\u30c8\u8a2d\u5b9a\u30678\u30b9\u30ec\u30c3\u30c9\uff09\u3001\u8907\u88fd\u51e6\u7406\uff08\u30c7\u30d5\u30a9\u30eb\u30c8\u8a2d\u5b9a\u30671\u30b9\u30ec\u30c3\u30c9\uff09\u306f\u6bd4\u8f03\u7684\u4f7f\u7528\u7387\u304c\u9ad8\u3044\u3002\u305d\u306e\u4ed6\u306b\u3082\u30d0\u30c3\u30af\u30b0\u30e9\u30a6\u30f3\u30c9\u51e6\u7406\u7528\u306e\u30b9\u30ec\u30c3\u30c9\u304c\u8907\u6570\u5b58\u5728\u3059\u308b\u3002\u305d\u306e\u305f\u308120\u30b3\u30a2\u4ee5\u4e0a\u3092\u63a8\u5968\u3059\u308b\u3002<\/p>\n<p>\u30e1\u30e2\u30ea\u5bb9\u91cf\uff1a24GB+\u30ad\u30e3\u30c3\u30b7\u30e5\u3057\u305f\u3044\u30c7\u30fc\u30bf\u91cf<\/p>\n<p>Kafka\u3067\u306f\u66f8\u304d\u8fbc\u3093\u3060\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u3059\u3050\u306b\u8aad\u307f\u51fa\u3059\u3053\u3068\u304c\u591a\u3044\u305f\u3081\u3001\u30da\u30fc\u30b8\u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u6d3b\u7528\u3059\u308b\u3053\u3068\u3067\u9ad8\u901f\u306a\u30c7\u30fc\u30bf\u8aad\u307f\u51fa\u3057\u304c\u53ef\u80fd\u3068\u306a\u308b\u3002\u4f8b\u3048\u30701,000MB\/\u79d2\u3067\u66f8\u304d\u8fbc\u307e\u308c\u308b\u76f4\u8fd160\u79d2\u9593\u306e\u30c7\u30fc\u30bf\u3092\u30ad\u30e3\u30c3\u30b7\u30e5\u3057\u305f\u3044\u5834\u5408\u3001\u5fc5\u8981\u306a\u30e1\u30e2\u30ea\u91cf\u306f1,000MB * 60\u79d2 \u2252 60GB\u3068\u898b\u7a4d\u3082\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3002\u3053\u308c\u306bBroker\u306b\u5272\u308a\u5f53\u3066\u305fJava\u30d2\u30fc\u30d7\u30e1\u30e2\u30ea\uff086-16GB\u7a0b\u5ea6\uff09\u3068\u3001OS\u52d5\u4f5c\u7528\u306b\u6b8b\u3057\u3066\u304a\u304f\u30e1\u30e2\u30ea\uff084-8GB\u7a0b\u5ea6\uff09\u3092\u5408\u8a08\u3057\u305f\u3082\u306e\u304c\u3001\u5fc5\u8981\u306a\u30e1\u30e2\u30ea\u5bb9\u91cf\u3068\u306a\u308b\u3002<\/p>\n<p>\u30c7\u30a3\u30b9\u30af\u53f0\u6570\uff1a10\u53f0\u4ee5\u4e0a<\/p>\n<p>Kafka\u3067\u306f\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u30c7\u30a3\u30b9\u30af\u306b\u4fdd\u5b58\u3059\u308b\u305f\u3081\u3001\u30c7\u30a3\u30b9\u30af\u53f0\u6570\u304c\u591a\u3044\u307b\u3069Broker\u306e\u66f8\u304d\u8fbc\u307f\/\u8aad\u307f\u51fa\u3057\u30b9\u30eb\u30fc\u30d7\u30c3\u30c8\u304c\u5411\u4e0a\u3059\u308b\u3002OS\u7528\u306b2\u53f0\u3067RAID1\u69cb\u6210\u3001\u6b8b\u308a\u3092JBOD\uff08\u307e\u305f\u306f1\u53f0\u306eRAID0\uff09\u3067Kafka\u7528\u306b\u5272\u308a\u5f53\u3066\u308b\u3002Kafka\u7528\u306e\u30c7\u30a3\u30b9\u30af\u306fSAS\u306a\u3069\u306e\u30b7\u30fc\u30b1\u30f3\u30b7\u30e3\u30eb\u30a2\u30af\u30bb\u30b9\u6027\u80fd\u304c\u9ad8\u3044\u3082\u306e\u304c\u3088\u3044\u3002<\/p>\n<p>\u30c7\u30a3\u30b9\u30af\u5bb9\u91cf\uff1a\u4fdd\u5b58\u3057\u305f\u3044\u30c7\u30fc\u30bf\u91cf\u306b\u4f9d\u5b58<\/p>\n<p>Kafka\u306f\u30c7\u30fc\u30bf\u3092\u6307\u5b9a\u3057\u305f\u671f\u9593\u30c7\u30a3\u30b9\u30af\u306b\u4fdd\u5b58\u3059\u308b\u305f\u3081\u3001\u305d\u308c\u306b\u5408\u308f\u305b\u305f\u5bb9\u91cf\u304c\u5fc5\u8981\u3068\u306a\u308b\u3002\u4f8b\u3048\u30701\u65e51TB\u306e\u30c7\u30fc\u30bf\u3092\u53d7\u4fe1\u3057\u30013\u500b\u306b\u8907\u88fd\u3059\u308b\u5834\u5408\u30011\u65e5\u5f53\u305f\u308a3TB\u306e\u30c7\u30a3\u30b9\u30af\u5bb9\u91cf\u3092\u6d88\u8cbb\u3059\u308b\u3002\u3053\u306e\u3068\u304d\u904e\u53bb7\u65e5\u9593\u306e\u30c7\u30fc\u30bf\u3092\u4fdd\u5b58\u3057\u3066\u304a\u304f\u5834\u5408\u306f21TB\u306e\u5bb9\u91cf\u304c\u5fc5\u8981\u3068\u306a\u308b\u3002\u3053\u308c\u306b\u52a0\u3048\u3066\u30e1\u30bf\u30c7\u30fc\u30bf\u306a\u3069\u306e\u30d5\u30a1\u30a4\u30eb\u7528\u306b\u6700\u4f4e10%\u4ee5\u4e0a\u306e\u5bb9\u91cf\u304c\u5fc5\u8981\u3068\u306a\u308b\u3002<\/p>\n<p>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u56de\u7dda\uff1a10Gbps\u56de\u7dda<\/p>\n<p>\u5fc5\u8981\u306a\u56de\u7dda\u901f\u5ea6\u306f\u30c7\u30fc\u30bf\u306e\u6d41\u91cf\u306b\u4f9d\u5b58\u3059\u308b\u304c\u3001\u6700\u4f4e\u3067\u308210 Gbps\u56de\u7dda\u306e\u4f7f\u7528\u3092\u63a8\u5968\u3059\u308b\u3002\u3055\u3089\u306b\u5e2f\u57df\u304c\u5fc5\u8981\u306a\u5834\u5408\u306f\u3001\u8907\u6570NIC\u306b\u3088\u308b\u30dc\u30f3\u30c7\u30a3\u30f3\u30b0\u3084\u300140Gbps\u56de\u7dda\u306e\u4f7f\u7528\u3092\u691c\u8a0e\u3059\u308b\u3068\u3088\u3044\u3002<\/p>\n<h2>\u52a8\u7269\u56ed\u7ba1\u7406\u5458<\/h2>\n<p>\u4ee5\u4e0b\u662fZooKeeper\u4f7f\u7528\u7684\u8282\u70b9\u63a8\u8350\u786c\u4ef6\u89c4\u683c\u3002<\/p>\n<p>\u53f0\u6570\uff1a3\u53f0\u4ee5\u4e0a\uff08\u5947\u6570\u53f0\uff09<\/p>\n<p>3\u53f0\u69cb\u6210\u3060\u30681\u53f0\u306e\u6545\u969c\u306b\u8010\u3048\u3089\u308c\u30015\u53f0\u69cb\u6210\u3060\u30682\u53f0\u307e\u3067\u306e\u6545\u969c\u306b\u8010\u3048\u3089\u308c\u308b\u3002<\/p>\n<p>CPU\u30b3\u30a2\u6570\uff1a2\u30b3\u30a2\u4ee5\u4e0a<\/p>\n<p>OS\u3068ZooKeeper\u306e\u51e6\u7406\u7528\u306b\u305d\u308c\u305e\u308c1\u30b3\u30a2\u305a\u3064\u3042\u308b\u3068\u3088\u3044\u3002<\/p>\n<p>\u30e1\u30e2\u30ea\u5bb9\u91cf\uff1a8GB\u4ee5\u4e0a<\/p>\n<p>ZooKeeper\u306b3-5GB\u7a0b\u5ea6\u306eJava\u30d2\u30fc\u30d7\u3092\u5272\u308a\u5f53\u3066\u3001OS\u7528\u306b4GB\u7a0b\u5ea6\u306e\u30e1\u30e2\u30ea\u3092\u6b8b\u3057\u3066\u304a\u304f\u3002<\/p>\n<p>\u30c7\u30a3\u30b9\u30af\u53f0\u6570\uff1a4\u53f0\u4ee5\u4e0a<\/p>\n<p>\u30c7\u30a3\u30b9\u30af\u306e\u7528\u9014\u306f\u4ee5\u4e0b\u306e3\u7a2e\u985e\u306b\u5206\u3051\u3089\u308c\u308b\u3002<\/p>\n<p>OS\u7528\uff1a2\u53f0\u3067RAID1\u69cb\u6210\u306e\u30c7\u30a3\u30b9\u30af\u3092\u5272\u308a\u5f53\u3066\u308b<br \/>\n\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u30ed\u30b0\u7528\uff1a\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u30ed\u30b0\u306f\u540c\u671f\u7684\u306b\u66f8\u304d\u8fbc\u307e\u308c\u308b\u305f\u3081\u3001\u4ed6\u306e\u7528\u9014\u3068\u306f\u72ec\u7acb\u3057\u305f\u30c7\u30a3\u30b9\u30af\uff082\u53f0\u3067RAID1\u69cb\u6210\uff09\u3092\u5272\u308a\u5f53\u3066\u308b<br \/>\n\u30b9\u30ca\u30c3\u30d7\u30b7\u30e7\u30c3\u30c8\u7528\uff1a\u30b9\u30ca\u30c3\u30d7\u30b7\u30e7\u30c3\u30c8\u306f\u30c7\u30a3\u30b9\u30af\u306b\u975e\u540c\u671f\u3067\u66f8\u304d\u8fbc\u307e\u308c\u308b\u305f\u3081OS\u7528\u306e\u30c7\u30a3\u30b9\u30af\u3068\u5171\u6709\u3067\u3082\u3088\u3044<\/p>\n<p>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u56de\u7dda\uff1a1Gbps\u4ee5\u4e0a<\/p>\n<p>ZooKeeper\u3068\u306e\u901a\u4fe1\u30c7\u30fc\u30bf\u91cf\u306f\u5c0f\u3055\u3044\u305f\u3081\u3001\u9ad8\u901f\u306a\u56de\u7dda\u3067\u63a5\u7d9a\u3059\u308b\u5fc5\u8981\u306f\u306a\u3044\u3002<\/p>\n<h1>\u8f6f\u4ef6\u53c2\u6570\u8bbe\u7f6e<\/h1>\n<h2>\u64cd\u4f5c\u7cfb\u7edf\u7684\u8bbe\u7f6e<\/h2>\n<p>\u4ee5\u4e0b\u662f\u9002\u7528\u4e8e\u4f7f\u7528RHEL 6\u7684Kafka\u53c2\u6570\u8bbe\u7f6e\u3002<\/p>\n<p>\u30b9\u30ef\u30c3\u30d7\u983b\u5ea6\uff08vm.swappiness\uff09\uff1a1<\/p>\n<p>\u30c7\u30a3\u30b9\u30af\u3092\u30e1\u30e2\u30ea\u3068\u3057\u3066\u4f7f\u3046\u30b9\u30ef\u30c3\u30d7\u9818\u57df\u306e\u8a2d\u5b9a\u3067\u3059\u30020-100\u306e\u7bc4\u56f2\u3067\u8a2d\u5b9a\u3057\u3001\u6570\u5024\u304c\u9ad8\u3044\u307b\u3069\u7a4d\u6975\u7684\u306b\u30b9\u30ef\u30c3\u30d7\u3092\u5229\u7528\u3057\u307e\u3059\u3002\u30e1\u30e2\u30ea\u4e0a\u306e\u30da\u30fc\u30b8\u3092\u983b\u7e41\u306b\u30c7\u30a3\u30b9\u30af\u3078\u30b9\u30ef\u30c3\u30d7\u3059\u308b\u3068\u3001Segment\u30d5\u30a1\u30a4\u30eb\u306e\u30c7\u30a3\u30b9\u30afI\/O\u306b\u5f71\u97ff\u3057\u3001\u30da\u30fc\u30b8\u30ad\u30e3\u30c3\u30b7\u30e5\u306b\u5272\u308a\u5f53\u3066\u3089\u308c\u308b\u30e1\u30e2\u30ea\u3082\u6e1b\u5c11\u3057\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u30b9\u30ef\u30c3\u30d7\u983b\u5ea6\u3092\u4f4e\u304f\u6291\u3048\u308b\u3053\u3068\u3092\u63a8\u5968\u3057\u307e\u3059\u3002<\/p>\n<p>\u30d5\u30a1\u30a4\u30eb\u30c7\u30a3\u30b9\u30af\u30ea\u30d7\u30bf\u6570\uff1a100,000<\/p>\n<p>Broker\u306f\u5927\u91cf\u306e\u30d5\u30a1\u30a4\u30eb\u3068\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30b3\u30cd\u30af\u30b7\u30e7\u30f3\u3092\u30aa\u30fc\u30d7\u30f3\u3057\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u3001\u30d5\u30a1\u30a4\u30eb\u30c7\u30a3\u30b9\u30af\u30ea\u30d7\u30bf\u6570\u306f1Broker\u30d7\u30ed\u30bb\u30b9\u3042\u305f\u308a100,000\u500b\u304b\u3089\u59cb\u3081\u308b\u3053\u3068\u3092\u63a8\u5968\u3057\u307e\u3059\u3002\u306a\u304a\u3001\u6700\u5c0f\u5fc5\u8981\u6570\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u8a08\u7b97\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u6700\u5c0f\u5fc5\u8981\u6570= 1Broker\u306e\u63a5\u7d9a\u6570 \uff0b \uff08Partition\u6570\uff09*\uff08Partition\u30b5\u30a4\u30ba \/ Segment\u30b5\u30a4\u30ba\uff09<\/p>\n<p>\u30bd\u30b1\u30c3\u30c8\u30d0\u30c3\u30d5\u30a1\u306e\u6700\u5927\u5024<\/p>\n<p>Kafka\u5074\u3067\u30bd\u30b1\u30c3\u30c8\u30d0\u30c3\u30d5\u30a1\u306e\u30b5\u30a4\u30ba\u3092\u6307\u5b9a\u3057\u3066\u3082\u3001OS\u5074\u306e\u5236\u9650\u306b\u3088\u308a\u3053\u306e\u6700\u5927\u5024\u3092\u8d85\u3048\u308b\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u3002\u7279\u306b\u30c7\u30fc\u30bf\u30bb\u30f3\u30bf\u9593\u3067\u901a\u4fe1\u3092\u884c\u3046\u5834\u5408\u306fRTT\u304c\u9577\u304f\u306a\u308b\u305f\u3081\u3001\u30bd\u30b1\u30c3\u30c8\u30d0\u30c3\u30d5\u30a1\u3092\u5927\u304d\u304f\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<h2>\u6587\u4ef6\u7cfb\u7edf\u8bbe\u7f6e<\/h2>\n<p>\u4e3a\u4e86\u589e\u52a0Broker\u7684\u78c1\u76d8I\/O\u6027\u80fd\uff0c\u5728Linux\u4e0a\u901a\u5e38\u4f7f\u7528EXT4\u6216XFS\u4f5c\u4e3a\u6587\u4ef6\u7cfb\u7edf\u3002\u5efa\u8bae\u4f7f\u7528\u4e00\u4e9b\u6302\u8f7d\u9009\u9879\u3002\u6709\u5173\u9009\u9879\u7684\u8be6\u7ec6\u4fe1\u606f\uff0c\u8bf7\u53c2\u9605\u5b98\u65b9\u6587\u6863\u3002<\/p>\n<p>\u4ee5\u4e0b\u662fXFS\/EXT4\u901a\u7528\u7684\u6302\u8f7d\u9009\u9879\u3002\u7531\u4e8eXFS\u5df2\u7ecf\u8fdb\u884c\u4e86\u81ea\u52a8\u8c03\u6574\uff0c\u56e0\u6b64\u4e0d\u9700\u8981\u66f4\u6539\u9ed8\u8ba4\u8bbe\u7f6e\u4ee5\u5916\u7684\u8bbe\u7f6e\u3002<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">noatime<\/ul>\n<\/li>\n<\/ul>\n<p>\u30d5\u30a1\u30a4\u30eb\u306eatime\uff08\u6700\u7d42\u30a2\u30af\u30bb\u30b9\u6642\u523b\uff09\u5c5e\u6027\u306e\u66f4\u65b0\u3092\u7121\u52b9\u306b\u3059\u308b\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u30d5\u30a1\u30a4\u30eb\u8aad\u307f\u8fbc\u307f\u6642\u306b\u767a\u751f\u3059\u308b\u66f8\u304d\u8fbc\u307f\u51e6\u7406\u3092\u6291\u5236\u3067\u304d\u308b\u3002Kafka\u306fatime\u5c5e\u6027\u306b\u4f9d\u5b58\u3057\u306a\u3044\u305f\u3081\u3001\u7121\u52b9\u306b\u3057\u3066\u3082\u554f\u984c\u306a\u3044\u3002<\/p>\n<p>\u5982\u679c\u4f7f\u7528EXT4\u6587\u4ef6\u7cfb\u7edf\uff0c\u8bf7\u6839\u636e\u9700\u8981\u6dfb\u52a0\u5728\u5b98\u65b9\u6587\u6863\u4e2d\u8bb0\u5f55\u7684\u9009\u9879\uff0c\u4ee5\u6700\u5927\u9650\u5ea6\u5730\u63d0\u9ad8\u6027\u80fd\u3002<\/p>\n<h2>JVM\u7684\u914d\u7f6e<\/h2>\n<p>\u7531\u4e8eBroker\u662f\u7528Scala\u8bed\u8a00\u7f16\u5199\u7684\u5e76\u5728JVM\u4e0a\u8fd0\u884c\uff0c\u56e0\u6b64\u5728\u6267\u884c\u4e4b\u524d\u9700\u8981\u5b89\u88c5JDK\u3002\u5bf9\u4e8e\u751f\u4ea7\u8005\u548c\u6d88\u8d39\u8005\uff0c\u5982\u679c\u4f7f\u7528Java\u6216Scala\u5ba2\u6237\u7aef\uff0c\u5219\u540c\u6837\u9700\u8981JDK\u3002\u51fa\u4e8e\u5b89\u5168\u8003\u8651\uff0c\u5efa\u8bae\u4f7f\u7528\u6700\u65b0\u53d1\u5e03\u7248\u7684JDK 1.8\u3002<\/p>\n<p>\u53e6\u5916\uff0cLinkedIn\u4f5c\u4e3aKafka\u7684\u53d1\u5e03\u65b9\u5728\u4f7f\u7528\u4ee5\u4e0b\u7684Java\u9009\u9879\u3002<\/p>\n<pre class=\"post-pre\"><code>-Xmx6g \r\n-Xms6g \r\n-XX\uff1aMetaspaceSize = 96m \r\n-XX\uff1a+UseG1GC\r\n-XX\uff1aMaxGCPauseMillis = 20 \r\n-XX\uff1aInitiatingHeapOccupancyPercent = 35 \r\n-XX\uff1aG1HeapRegionSize = 16M\r\n-XX\uff1aMinMetaspaceFreeRatio = 50 \r\n-XX\uff1aMaxMetaspaceFreeRatio = 80\r\n<\/code><\/pre>\n<h1>\u7406\u8bba\u4e0a\u7684\u6700\u5927\u541e\u5410\u91cf\u4f30\u8ba1<\/h1>\n<p>\u5728\u6d41\u5f0f\u6570\u636e\u5904\u7406\u7cfb\u7edf\u4e2d\uff0c\u6027\u80fd\u6700\u4f4e\u7684\u90e8\u5206\u6210\u4e3a\u74f6\u9888\uff0c\u51b3\u5b9a\u4e86\u6574\u4e2a\u7cfb\u7edf\u7684\u5904\u7406\u6027\u80fd\u3002 Kafka\u4e2d\u5bb9\u6613\u6210\u4e3a\u74f6\u9888\u7684\u662f\u8282\u70b9\u4e4b\u95f4\u7684\u7f51\u7edcI\/O\u548cBroker\u7684\u65e5\u5fd7\u8bfb\u5199\u6240\u6d89\u53ca\u7684\u78c1\u76d8I\/O\u3002\u56e0\u6b64\uff0c\u5bf9\u4e8e\u9884\u671f\u7684\u6570\u636e\u6d41\u91cf\uff0c\u4f30\u7b97\u7f51\u7edcI\/O\u6027\u80fd\u548c\u78c1\u76d8I\/O\u6027\u80fd\u662f\u5426\u8db3\u591f\u91cd\u8981\u3002<\/p>\n<p>\u5728\u8fd9\u91cc\uff0c\u6211\u4eec\u5c06\u4ecb\u7ecd\u4e00\u79cd\u4f30\u8ba1\u7406\u8bba\u6700\u5927\u541e\u5410\u91cf\u7684\u65b9\u6cd5\uff0c\u8be5\u65b9\u6cd5\u57fa\u4e8e\u78c1\u76d8\u6027\u80fd\u548c\u7f51\u7edc\u6027\u80fd\u3002\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u8fd9\u4ec5\u4ec5\u662f\u7406\u8bba\u4e0a\u7684\u6700\u5927\u6027\u80fd\uff0c\u5b9e\u9645\u4e0a\u4f1a\u6709\u5404\u79cd\u5f00\u9500\u3002\u5173\u4e8e\u5b9e\u9645\u6027\u80fd\u7684\u8be6\u7ec6\u8bf4\u660e\u5c06\u5728\u540e\u7eed\u7684\u6027\u80fd\u6d4b\u8bd5\u4e2d\u8fdb\u884c\uff0c\u4f46\u5982\u679c\u590d\u5236\u662f\u5f02\u6b65\u7684\uff0c\u5219\u53ef\u4ee5\u5b9e\u73b0\u63a5\u8fd1\u7406\u8bba\u503c\u7684\u541e\u5410\u91cf\u3002\u7136\u800c\uff0c\u5982\u679c\u8fdb\u884c\u540c\u6b65\u590d\u5236\uff0c\u5219\u541e\u5410\u91cf\u53ea\u80fd\u8fbe\u5230\u7406\u8bba\u503c\u768460-70%\u5de6\u53f3\u3002<\/p>\n<h2>\u6574\u4e2a\u7cfb\u7edf\u7684\u6570\u636e\u6d41\u52a8<\/h2>\n<p>\u4e3a\u4e86\u4f30\u8ba1\u6240\u9700\u7684\u7f51\u7edcI\/O\u6027\u80fd\u548c\u78c1\u76d8I\/O\u6027\u80fd\uff0c\u9996\u5148\u9700\u8981\u89e3\u91ca\u6574\u4e2a\u7cfb\u7edf\u7684\u6570\u636e\u6d41\u7a0b\u3002\u672c\u6b21\u4f30\u8ba1\u7684\u662f\u4ee5\u4e0b\u7cfb\u7edf\u914d\u7f6e\u793a\u4f8b\u7684\u7406\u8bba\u6700\u5927\u541e\u5410\u91cf\u3002\u8bf7\u6ce8\u610f\uff0c\u6b64\u5904\u4e0d\u8003\u8651\u4e0eZooKeeper\u7684\u901a\u4fe1\u91cf\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d7b2f913a08637a69870e\/31-0.png\" alt=\"kafka03_01.png\" \/><\/div>\n<p>\u4ee5\u4e0b\u662f\u5728\u4e0a\u8ff0\u7cfb\u7edf\u914d\u7f6e\u4e2d\u6570\u636e\u6d41\u7684\u793a\u4f8b\u3002\u8fd9\u91cc\u5047\u8bbe\u4e86\u4e00\u4e2a\u6d41\u6570\u636e\u5904\u7406\u7cfb\u7edf\uff0c\u5176\u4e2d\u751f\u4ea7\u8005\u53d1\u9001\u7684\u6570\u636e\u88ab\u6d88\u8d39\u8005\u7ec4\u7acb\u5373\u8bfb\u53d6\u3002\u5728\u8be5\u7cfb\u7edf\u4e2d\uff0c\u6700\u5927\u541e\u5410\u91cf\u7531\u6700\u4f4e\u541e\u5410\u91cf\u7684\u74f6\u9888\u90e8\u5206\u51b3\u5b9a\u3002\u56e0\u6b64\uff0c\u5728\u4ee5\u4e0b\u6570\u636e\u6d41\u4e2d\uff0c\u201c\u6240\u6709\u751f\u4ea7\u8005\u7684\u603b\u6570\u636e\u53d1\u9001\u91cf\u201d\u548c\u201c\u6bcf\u4e2a\u6d88\u8d39\u8005\u7ec4\u7684\u6570\u636e\u63a5\u6536\u91cf\u201d\u8fbe\u5230\u5e73\u8861\u7684\u6700\u5927\u541e\u5410\u91cf\u5c06\u6210\u4e3a\u6574\u4e2a\u7cfb\u7edf\u7684\u6700\u5927\u541e\u5410\u91cf\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d7b2f913a08637a69870e\/33-0.png\" alt=\"kafka03_02.png\" \/><\/div>\n<p>\u6211\u4eec\u5c06\u8be6\u7ec6\u67e5\u770b\u4e0a\u8ff0\u6570\u636e\u7684\u6d41\u7a0b\u3002<\/p>\n<p>1. \u751f\u4ea7\u8005\u5c06\u6570\u636e\u53d1\u9001\u7ed9\u7ecf\u7eaa\u4eba<\/p>\n<p>\u6bcf\u4e2a\u751f\u4ea7\u8005\u8282\u70b9\u5c06\u8981\u53d1\u9001\u7684\u6570\u636e\u5206\u6210\u4e09\u4efd\uff0c\u5206\u522b\u53d1\u9001\u5230\u4e09\u4e2aBroker\u8282\u70b9\u3002\u6bcf\u4e2aBroker\u8282\u70b9\u5c06\u63a5\u6536\u5230\u7684\u6570\u636e\u5199\u5165\u672c\u5730\u78c1\u76d8\u3002<\/p>\n<p>2. \u7ecf\u7eaa\u5546\u4e4b\u95f4\u7684\u590d\u5236<\/p>\n<p>\u5047\u8bbe\u590d\u5236\u56e0\u5b50\u4e3a3\uff0c\u6bcf\u4e2aBroker\u8282\u70b9\u90fd\u4f1a\u590d\u5236\u6570\u636e\uff0c\u5c06\u63a5\u6536\u5230\u7684\u6570\u636e\u53d1\u9001\u5230\u5176\u4ed6\u4e24\u53f0\u8282\u70b9\uff0c\u5e76\u4ece\u5176\u4ed6\u4e24\u53f0\u8282\u70b9\u63a5\u6536\u6570\u636e\u3002\u56e0\u6b64\uff0c\u53d1\u9001\u548c\u63a5\u6536\u7684\u6570\u636e\u91cf\u90fd\u662f\u751f\u4ea7\u8005\u63a5\u6536\u5230\u7684\u6570\u636e\u91cf\u7684\u4e24\u500d\u3002\u6b64\u5916\uff0c\u6bcf\u4e2aBroker\u90fd\u4f1a\u5c06\u63a5\u6536\u5230\u7684\u6570\u636e\u5199\u5165\u78c1\u76d8\uff0c\u53ea\u6709\u53d1\u9001\u7684\u6570\u636e\u4e0d\u5728\u7f13\u5b58\u4e2d\u624d\u9700\u8981\u4ece\u78c1\u76d8\u4e2d\u8bfb\u53d6\u3002<\/p>\n<p>3. \u7531\u7ecf\u7eaa\u4eba\u5411\u6d88\u8d39\u8005\u53d1\u9001\u6570\u636e<\/p>\n<p>Broker\u8282\u70b9\u6839\u636eConsumer\u7684Fetch\u8bf7\u6c42\u5c06\u6570\u636e\u53d1\u9001\u5230Consumer\u8282\u70b9\u3002\u7531\u4e8e\u6709\u4e24\u4e2aConsumer Group\u5206\u522b\u83b7\u53d6\u76f8\u540c\u7684\u6570\u636e\uff0c\u6240\u4ee5\u53d1\u9001\u7684\u6570\u636e\u91cf\u662f\u4eceProducer\u63a5\u6536\u5230\u7684\u6570\u636e\u91cf\u7684\u4e24\u500d\u3002\u6b64\u5916\uff0c\u5982\u679c\u6bcf\u4e2aBroker\u7684\u53d1\u9001\u6570\u636e\u4e0d\u5728\u7f13\u5b58\u4e2d\uff0c\u5219\u9700\u8981\u4ece\u78c1\u76d8\u8bfb\u53d6\u3002<\/p>\n<p>\u4ece\u4ee5\u4e0a\u7684\u6570\u636e\u6d41\u91cf\u53ef\u4ee5\u770b\u51fa\uff0cKafka\u7684\u590d\u5236\u673a\u5236\u4f1a\u5bfc\u81f4Broker\u7684\u6570\u636e\u8f93\u5165\u8f93\u51fa\u91cf\u589e\u52a0\u3002\u56e0\u6b64\u5bb9\u6613\u6210\u4e3a\u74f6\u9888\u7684\u662f\u8fde\u63a5\u5230Broker\u7684\u7f51\u7edc\u5e26\u5bbd\u548cBroker\u4e0a\u7684\u78c1\u76d8\u7684\u8fde\u7eed\u8bbf\u95ee\u6027\u80fd\u3002<\/p>\n<h2>Broker\u8282\u70b9\u7684\u78c1\u76d8\u548c\u7f51\u7edcI\/O\u6027\u80fd\u4f30\u7b97<\/h2>\n<p>\u4ee5\u4e0b\u662f\u4ece\u751f\u4ea7\u8005\u53d1\u9001\u7684\u6570\u636e\u91cf\u4e2d\u8ba1\u7b97\u51fa\u6240\u9700\u7684\u7f51\u7edcI\/O\u541e\u5410\u91cf\u548c\u78c1\u76d8I\/O\u541e\u5410\u91cf\u6240\u9700\u7684\u7ecf\u7eaa\u8282\u70b9\u7684\u65b9\u6cd5\u3002<\/p>\n<h3>\u7f51\u7edc\u8f93\u5165\/\u8f93\u51fa\u541e\u5410\u91cf<\/h3>\n<p>\u4e00\u822c\u6765\u8bf4\uff0c\u7f51\u7edc\u8fde\u63a5\u901a\u5e38\u90fd\u662f\u5168\u53cc\u5de5\u7684\uff0c\u56e0\u6b64\u9700\u8981\u72ec\u7acb\u8003\u8651\u53d1\u9001\u541e\u5410\u91cf\u548c\u63a5\u6536\u541e\u5410\u91cf\u3002\u4ee5\u4e0b\u662f\u6bcf\u4e2a\u7ecf\u7eaa\u4eba\u8282\u70b9\u7684\u63a5\u6536\u541e\u5410\u91cf\u548c\u53d1\u9001\u541e\u5410\u91cf\u3002<\/p>\n<pre class=\"post-pre\"><code>1Broker\u306e\u53d7\u4fe1\u30b9\u30eb\u30fc\u30d7\u30c3\u30c8\r\n     = Producer\u304b\u3089\u306e\u53d7\u4fe1\u30b9\u30eb\u30fc\u30d7\u30c3\u30c8 + \u4ed6\u306eBroker\u304b\u3089\u306e\u53d7\u4fe1\u30b9\u30eb\u30fc\u30d7\u30c3\u30c8\r\n     = Producer\u304b\u3089\u306e\u53d7\u4fe1\u30b9\u30eb\u30fc\u30d7\u30c3\u30c8 + Producer\u304b\u3089\u306e\u53d7\u4fe1\u30b9\u30eb\u30fc\u30d7\u30c3\u30c8 * (Replication Factor - 1)\r\n     = Producer\u304b\u3089\u306e\u53d7\u4fe1\u30b9\u30eb\u30fc\u30d7\u30c3\u30c8 * Replication Factor\r\n     = Producer\u306e\u5408\u8a08\u9001\u4fe1\u30b9\u30eb\u30fc\u30d7\u30c3\u30c8 \/ Broker\u30ce\u30fc\u30c9\u6570 * Replication Factor\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code>1Broker\u306e\u9001\u4fe1\u30b9\u30eb\u30fc\u30d7\u30c3\u30c8\r\n    = \u4ed6\u306eBroker\u3078\u306e\u9001\u4fe1\u30b9\u30eb\u30fc\u30d7\u30c3\u30c8 + Consumer Group\u3078\u306e\u9001\u4fe1\u30b9\u30eb\u30fc\u30d7\u30c3\u30c8\r\n    = Producer\u304b\u3089\u306e\u53d7\u4fe1\u30b9\u30eb\u30fc\u30d7\u30c3\u30c8 * (Replication Factor - 1) + Producer\u304b\u3089\u306e\u53d7\u4fe1\u30b9\u30eb\u30fc\u30d7\u30c3\u30c8 * Consumer Group\u6570\r\n    = Producer\u304b\u3089\u306e\u53d7\u4fe1\u30b9\u30eb\u30fc\u30d7\u30c3\u30c8 * (Replication Factor + Consumer Group\u6570 - 1)\r\n    = Producer\u306e\u5408\u8a08\u9001\u4fe1\u30b9\u30eb\u30fc\u30d7\u30c3\u30c8 \/ Broker\u30ce\u30fc\u30c9\u6570 * (Replication Factor + Consumer Group\u6570 - 1)\r\n<\/code><\/pre>\n<h3>\u78c1\u76d8\u8f93\u5165\/\u8f93\u51fa\u541e\u5410\u91cf<\/h3>\n<p>\u4e00\u822c\u6765\u8bf4\uff0c\u7531\u4e8e\u78c1\u76d8\u65e0\u6cd5\u540c\u65f6\u6267\u884c\u5199\u5165\u548c\u8bfb\u53d6\u64cd\u4f5c\uff0c\u56e0\u6b64\u9700\u8981\u5c06\u78c1\u76d8I\/O\u541e\u5410\u91cf\u8003\u8651\u4e3a\u5199\u5165\u548c\u8bfb\u53d6\u7684\u603b\u548c\u3002\u4e0b\u9762\u662f\u6bcf\u4e2a\u4ee3\u7406\u8282\u70b9\u7684\u5199\u5165\u541e\u5410\u91cf\u548c\u8bfb\u53d6\u541e\u5410\u91cf\u3002<\/p>\n<h4>\u78c1\u76d8\u5199\u5165\u541e\u5410\u91cf<\/h4>\n<p>\u4ee5\u4e0b\u662f\u6bcf\u4e2a Broker \u8282\u70b9\u7684\u603b\u78c1\u76d8\u5199\u5165\u541e\u5410\u91cf\u3002<\/p>\n<pre class=\"post-pre\"><code>1Broker\u306e\u66f8\u304d\u8fbc\u307f\u30b9\u30eb\u30fc\u30d7\u30c3\u30c8\r\n    = 1Broker\u306e\u53d7\u4fe1\u30b9\u30eb\u30fc\u30d7\u30c3\u30c8\r\n    = Producer\u306e\u5408\u8a08\u9001\u4fe1\u30b9\u30eb\u30fc\u30d7\u30c3\u30c8 \/ Broker\u30ce\u30fc\u30c9\u6570 * Replication Factor\r\n<\/code><\/pre>\n<h4>\u78c1\u76d8\u8bfb\u53d6\u541e\u5410\u91cf<\/h4>\n<p>\u4ee5\u4e0b\u662f\u6bcf\u4e2aBroker\u8282\u70b9\u7684\u603b\u78c1\u76d8\u8bfb\u53d6\u541e\u5410\u91cf\u3002\u8fd9\u53ef\u4ee5\u5206\u4e3a\u4ee5\u4e0b4\u79cd\u6a21\u5f0f\uff0c\u53d6\u51b3\u4e8e\u590d\u5236\u6570\u636e\uff08\u4ee5\u4e0b\u79f0\u4e3a\u590d\u5236\u6570\u636e\uff09\u548cConsumer Group\u7684\u8bfb\u53d6\u6570\u636e\uff08\u4ee5\u4e0b\u79f0\u4e3a\u6d88\u8d39\u6570\u636e\uff09\u662f\u5426\u5b58\u5728\u4e8eBroker\u8282\u70b9\u7684\u9875\u9762\u7f13\u5b58\u4e2d\u3002<\/p>\n<p>\u5982\u679c\u590d\u5236\u6570\u636e\u548cConsume\u6570\u636e\u90fd\u5b58\u5728\u4e8e\u7f13\u5b58\u4e2d\u65f6\u3002<\/p>\n<p>\u53ea\u8981Broker\u4e4b\u95f4\u7684\u590d\u5236\u4e0d\u5ef6\u8fdf\uff0c\u5e76\u4e14Consumer Group\u53ef\u4ee5\u7acb\u5373\u8bfb\u53d6\u5230Broker\u5199\u5165\u7684\u6570\u636e\uff0c\u7531\u4e8e\u6570\u636e\u90fd\u5b58\u50a8\u5728\u7f13\u5b58\u4e2d\uff0c\u4e0d\u4f1a\u53d1\u751f\u78c1\u76d8\u8bfb\u53d6\u3002<\/p>\n<pre class=\"post-pre\"><code>1Broker\u306e\u8aad\u307f\u51fa\u3057\u30b9\u30eb\u30fc\u30d7\u30c3\u30c8 = 0\r\n<\/code><\/pre>\n<p>2. \u5982\u679c\u590d\u5236\u7684\u6570\u636e\u4e0d\u5728\u7f13\u5b58\u4e2d\u3002<\/p>\n<p>\u5982\u679cBroker\u4e4b\u95f4\u7684\u590d\u5236\u5ef6\u8fdf\u5bfc\u81f4\u590d\u5236\u7684\u6570\u636e\u88ab\u4ece\u7f13\u5b58\u4e2d\u9a71\u9010\u51fa\u53bb\uff0c\u90a3\u4e48\u5c31\u9700\u8981\u4ece\u78c1\u76d8\u4e0a\u8bfb\u53d6\u8be5\u6570\u636e\u3002<\/p>\n<pre class=\"post-pre\"><code>1Broker\u306e\u8aad\u307f\u51fa\u3057\u30b9\u30eb\u30fc\u30d7\u30c3\u30c8\r\n     = \u4ed6\u306eBroker\u3078\u306e\u9001\u4fe1\u30b9\u30eb\u30fc\u30d7\u30c3\u30c8\r\n     = Producer\u304b\u3089\u306e\u53d7\u4fe1\u30b9\u30eb\u30fc\u30d7\u30c3\u30c8 * (Replication Factor - 1)\r\n     = Producer\u306e\u5408\u8a08\u9001\u4fe1\u30b9\u30eb\u30fc\u30d7\u30c3\u30c8 \/ Broker\u30ce\u30fc\u30c9\u6570 * (Replication Factor - 1)\r\n<\/code><\/pre>\n<p>3. \u5982\u679c\u7f3a\u4e4f\u7f13\u5b58\u7684\u6d88\u8017\u6570\u636e<\/p>\n<p>\u5982\u679c\u7531\u4e8eConsumer Group\u7684\u8bfb\u53d6\u901f\u5ea6\u5ef6\u8fdf\u800c\u5bfc\u81f4\u5f85\u8bfb\u53d6\u7684\u6570\u636e\u88ab\u7f13\u5b58\u6e05\u9664\uff0c\u90a3\u4e48\u5c31\u9700\u8981\u4ece\u78c1\u76d8\u8bfb\u53d6\u8be5\u6570\u636e\u3002<\/p>\n<pre class=\"post-pre\"><code>1Broker\u306e\u8aad\u307f\u51fa\u3057\u30b9\u30eb\u30fc\u30d7\u30c3\u30c8\r\n     = Consumer Group\u3078\u306e\u9001\u4fe1\u30b9\u30eb\u30fc\u30d7\u30c3\u30c8\r\n     = Producer\u304b\u3089\u306e\u53d7\u4fe1\u30b9\u30eb\u30fc\u30d7\u30c3\u30c8 * Consumer Group\u6570\r\n     = Producer\u306e\u5408\u8a08\u9001\u4fe1\u30b9\u30eb\u30fc\u30d7\u30c3\u30c8 \/ Broker\u30ce\u30fc\u30c9\u6570 * Consumer Group\u6570\r\n<\/code><\/pre>\n<p>\u5982\u679c\u590d\u5236\u6570\u636e\u548c\u6d88\u8017\u6570\u636e\u90fd\u4e0d\u5728\u7f13\u5b58\u4e2d\u7684\u60c5\u51b5\u4e0b\u3002<\/p>\n<p>\u5982\u679c\u590d\u5236\u673a\u548c\u6d88\u8d39\u8005\u7ec4\u4e4b\u95f4\u7684\u8bfb\u53d6\u5ef6\u8fdf\uff0c\u5bfc\u81f4\u76ee\u6807\u6570\u636e\u4ece\u7f13\u5b58\u4e2d\u88ab\u9a71\u9010\uff0c\u90a3\u4e48\u9700\u8981\u4ece\u78c1\u76d8\u4e2d\u8bfb\u53d6\u8fd9\u4e9b\u6570\u636e\u3002<\/p>\n<pre class=\"post-pre\"><code>1Broker\u306e\u8aad\u307f\u51fa\u3057\u30b9\u30eb\u30fc\u30d7\u30c3\u30c8\r\n     = 1Broker\u306e\u9001\u4fe1\u30b9\u30eb\u30fc\u30d7\u30c3\u30c8\r\n     = Producer\u306e\u5408\u8a08\u9001\u4fe1\u30b9\u30eb\u30fc\u30d7\u30c3\u30c8 \/ Broker\u30ce\u30fc\u30c9\u6570 * (Replication Factor + Consumer Group\u6570 - 1)\r\n<\/code><\/pre>\n<p>\u6839\u636e\u4ee5\u4e0a\u4f30\u8ba1\uff0c\u6211\u4eec\u53ef\u4ee5\u5f97\u51fa\u7ed3\u8bba\uff0c\u5bf9\u4e8e\u7ecf\u7eaa\u4eba\u6765\u8bf4\uff0c\u5185\u5b58\u5bb9\u91cf\u4e5f\u662f\u5b58\u50a8\u6570\u636e\u7684\u7f13\u5b58\u7684\u91cd\u8981\u56e0\u7d20\u3002\u4e00\u822c\u6765\u8bf4\uff0c\u5728Kafka\u4e2d\uff0c\u7ecf\u7eaa\u4eba\u4f1a\u9891\u7e41\u8bfb\u53d6\u521a\u521a\u5199\u5165\u7684\u6d88\u606f\uff0c\u56e0\u6b64\u901a\u8fc7\u5229\u7528\u9875\u9762\u7f13\u5b58\uff0c\u53ef\u4ee5\u907f\u514d\u78c1\u76d8\u8bfb\u53d6\uff0c\u5b9e\u73b0\u5feb\u901f\u7684\u6570\u636e\u8bfb\u53d6\u3002<\/p>\n<p>\u7136\u800c\uff0c\u5f53Broker\u4e4b\u95f4\u7684\u6570\u636e\u590d\u5236\u6216\u6d88\u8d39\u8005\u7ec4\u7684\u6570\u636e\u8bfb\u53d6\u51fa\u73b0\u5ef6\u8fdf\u65f6\uff0c\u5c31\u9700\u8981\u4ece\u78c1\u76d8\u4e2d\u8bfb\u53d6\u9875\u9762\u7f13\u5b58\u4e2d\u4e0d\u5b58\u5728\u7684\u6570\u636e\u3002\u5982\u679c\u78c1\u76d8\u6027\u80fd\u8f83\u4f4e\uff0c\u90a3\u4e48\u78c1\u76d8\u5c31\u6210\u4e3a\u4e86\u74f6\u9888\uff0c\u6574\u4e2a\u7cfb\u7edf\u7684\u541e\u5410\u91cf\u53ef\u80fd\u4f1a\u7a81\u7136\u4e0b\u964d\u3002<\/p>\n<h1>\u6700\u540e\u3002<\/h1>\n<p>\u5728\u672c\u6587\u4e2d\uff0c\u6211\u4eec\u4ecb\u7ecd\u4e86\u8bc4\u4f30Kafka\u7f51\u7edc\u548c\u78c1\u76d8\u6027\u80fd\u7684\u65b9\u6cd5\u4ee5\u53ca\u63a8\u8350\u7684\u7cfb\u7edf\u914d\u7f6e\u3002\u4ece\u4e0b\u4e00\u6b21\u5f00\u59cb\uff0c\u6211\u4eec\u5c06\u4ecb\u7ecd\u5b9e\u9645\u8fdb\u884cKafka\u6027\u80fd\u9a8c\u8bc1\u65f6\u7684\u6d4b\u91cf\u7ed3\u679c\u3002<\/p>\n<p>\u7b2c4\u90e8\u5206\uff1aApache Kafka\u6027\u80fd\u6d4b\u8bd5\uff081\uff09\uff1a\u6d4b\u8bd5\u73af\u5883\u548c\u53c2\u6570\u8c03\u6574\u7684\u5185\u5bb9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u65e5\u671f\uff1a2018\u5e7410\u670812\u65e5 \u4f5c\u8005\uff1a\u4f0a\u85e4\u96c5\u535a\uff0c\u65e5\u7acb\u5236\u4f5c\u682a\u5f0f\u4f1a\u793e \u9996\u5148 \u8fd9\u7bc7\u5e16\u5b50\u4ecb\u7ecd\u4e86\u57282017\u5e74\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9 [&hellip;]<\/p>\n","protected":false},"author":10,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-46921","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Apache 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