{"id":14595,"date":"2023-12-04T15:54:46","date_gmt":"2023-12-04T07:54:46","guid":{"rendered":"https:\/\/wx.kaifamiao.info\/?p=14595"},"modified":"2023-12-12T16:34:25","modified_gmt":"2023-12-12T08:34:25","slug":"kafka-zhong-chuang-jiantopic-shi-ru-he-jiang-fen-q","status":"publish","type":"post","link":"http:\/\/wx.kaifamiao.info\/index.php\/2023\/12\/04\/kafka-zhong-chuang-jiantopic-shi-ru-he-jiang-fen-q\/","title":{"rendered":"Kafka\u4e2d\u521b\u5efaTopic\u65f6\u5982\u4f55\u5c06\u5206\u533a\u653e\u7f6e\u5230\u4e0d\u540c\u7684Broker \u4e2d\uff1f"},"content":{"rendered":"<p>\u5728 Kafka \u4e2d\uff0c\u5206\u533a\u7684\u653e\u7f6e\u662f\u7531 Kafka \u96c6\u7fa4\u7684\u5206\u533a\u5206\u914d\u7b56\u7565\uff08Partition Assignment Strategy\uff09\u51b3\u5b9a\u7684\u3002\u5f53\u4f60\u521b\u5efa\u4e00\u4e2a\u65b0\u7684\u4e3b\u9898\uff08Topic\uff09\u5e76\u6307\u5b9a\u5206\u533a\u6570\u91cf\u65f6\uff0cKafka \u4f1a\u6839\u636e\u5f53\u524d\u7684\u5206\u533a\u5206\u914d\u7b56\u7565\u5c06\u8fd9\u4e9b\u5206\u533a\u5206\u5e03\u5230\u4e0d\u540c\u7684 Broker \u4e0a\u3002<\/p>\n<p>Kafka \u63d0\u4f9b\u4e86\u4e24\u79cd\u9ed8\u8ba4\u7684\u5206\u533a\u5206\u914d\u7b56\u7565\uff1a<\/p>\n<ol>\n<li>\n<strong>Range\u5206\u914d\u7b56\u7565\uff08Range Assignment Strategy\uff09\uff1a<\/strong><\/p>\n<ul>\n<li>Range \u5206\u914d\u7b56\u7565\u4f1a\u5c06\u5206\u533a\u6309\u7167\u8303\u56f4\u5212\u5206\uff0c\u5e76\u5c3d\u91cf\u5747\u5300\u5730\u5206\u914d\u5230\u4e0d\u540c\u7684 Broker \u4e0a\u3002\u4f8b\u5982\uff0c\u5982\u679c\u67093\u4e2a Broker\uff0c\u800c\u4f60\u521b\u5efa\u4e86\u4e00\u4e2a\u5177\u670910\u4e2a\u5206\u533a\u7684\u4e3b\u9898\uff0c\u90a3\u4e48\u53ef\u80fd\u7684\u5206\u914d\u65b9\u5f0f\u662f\uff1a\n<ul>\n<li>Broker 1: Partition 0-2<\/li>\n<li>Broker 2: Partition 3-5<\/li>\n<li>Broker 3: Partition 6-9<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<li>\n<strong>Round-robin\u5206\u914d\u7b56\u7565\uff1a<\/strong><\/p>\n<ul>\n<li>Round-robin \u5206\u914d\u7b56\u7565\u7b80\u5355\u5730\u6309\u7167\u8f6e\u8be2\u7684\u65b9\u5f0f\u5c06\u5206\u533a\u5206\u914d\u7ed9\u4e0d\u540c\u7684 Broker\u3002\u4f8b\u5982\uff0c\u5982\u679c\u67093\u4e2a Broker\uff0c\u800c\u4f60\u521b\u5efa\u4e86\u4e00\u4e2a\u5177\u670910\u4e2a\u5206\u533a\u7684\u4e3b\u9898\uff0c\u90a3\u4e48\u53ef\u80fd\u7684\u5206\u914d\u65b9\u5f0f\u662f\uff1a\n<ul>\n<li>Broker 1: Partition 0, 3, 6, 9<\/li>\n<li>Broker 2: Partition 1, 4, 7<\/li>\n<li>Broker 3: Partition 2, 5, 8<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<p>Kafka \u9ed8\u8ba4\u4f7f\u7528\u7684\u662f Range \u5206\u914d\u7b56\u7565\u3002\u4f60\u53ef\u4ee5\u5728\u521b\u5efa\u4e3b\u9898\u65f6\u901a\u8fc7\u914d\u7f6e\u6307\u5b9a\u5206\u533a\u5206\u914d\u7b56\u7565\uff0c\u6216\u8005\u5728\u4fee\u6539\u4e3b\u9898\u7684\u5206\u533a\u6570\u91cf\u65f6\u751f\u6548\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u4f8b\u5b50\uff0c\u5728\u521b\u5efa\u4e3b\u9898\u65f6\u6307\u5b9a Round-robin \u5206\u914d\u7b56\u7565\uff1a<\/p>\n<pre><code class=\"language-bash\">kafka-topics.sh --create --topic my_topic --partitions 10 --replication-factor 3 --config partition.assignment.strategy=org.apache.kafka.clients.admin.RoundRobinAssignor --bootstrap-server localhost:9092\n<\/code><\/pre>\n<p>\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c<code>--config partition.assignment.strategy=org.apache.kafka.clients.admin.RoundRobinAssignor<\/code> \u6307\u5b9a\u4e86\u4f7f\u7528 Round-robin \u5206\u914d\u7b56\u7565\u3002\u4f60\u53ef\u4ee5\u6839\u636e\u5177\u4f53\u9700\u6c42\u9009\u62e9\u5408\u9002\u7684\u5206\u533a\u5206\u914d\u7b56\u7565\u3002\u6ce8\u610f\uff0cKafka \u8fd8\u5141\u8bb8\u4f60\u81ea\u5b9a\u4e49\u5206\u533a\u5206\u914d\u7b56\u7565\uff0c\u4f46\u8fd9\u9700\u8981\u7f16\u5199\u81ea\u5b9a\u4e49\u7684 Java \u7c7b\u5e76\u5728\u914d\u7f6e\u4e2d\u6307\u5b9a\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5728 Kafka \u4e2d\uff0c\u5206\u533a\u7684\u653e\u7f6e\u662f\u7531 Kafka \u96c6\u7fa4\u7684\u5206\u533a\u5206\u914d\u7b56\u7565\uff08Partition Assignment  [&hellip;]<\/p>\n","protected":false},"author":9,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[122],"tags":[],"class_list":["post-14595","post","type-post","status-publish","format-standard","hentry","category-kafka"],"_links":{"self":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/14595","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/users\/9"}],"replies":[{"embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/comments?post=14595"}],"version-history":[{"count":2,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/14595\/revisions"}],"predecessor-version":[{"id":47986,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/14595\/revisions\/47986"}],"wp:attachment":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/media?parent=14595"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/categories?post=14595"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/tags?post=14595"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}